seedless plants a.help form communities.b.reduce soil erosion.c.add to soil depth.d.all of the above
Answers
Seedless plants reduce soil erosion, add soil depth, and help to form communities. Therefore, options A, B, and C are all correct (option D is the answer).
Seedless plants are plants that do not produce seeds. Instead, most of them primarily use haploid, unicellular spores to reproduce. Ferns, club mosses, and horsetails are some examples of seedless plants.
Seedless plants have an important role in the environment. Some of them are as follows:
They live in a new environment, such as newly exposed rock. When they die, their decomposed remains help to form a new, thin layer of soil, allowing other plants to grow in that area.They help to prevent and reduce soil erosion.While lichens and mosses tend to be the ones that create a new layer of soil, ferns add to soil depth.Learn more about seedless plants at https://brainly.com/question/19908918
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Related Questions
the __________ of a typical vertebra forms the rounded, central portion that faces anteriorly in the human vertebral column.
Answers
The human vertebral column is also referred to as the spine or spinal column.
The body / spinous process of a typical vertebra forms the rounded, central portion that faces anteriorly in the human vertebral column.
The human vertebral column is made of up a group or collection of bones called the vertebrae.In humans, we have a total of 33 vertebrae. In males humans, the vertebrae are said to be 71 cm long while in females it is 61 cm long.Therefore, the body / spinous process of a typical vertebra forms the rounded, central portion that faces anteriorly in the human vertebral column.
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colorblindness can be due to a mutation in any of three different genes for opsin, the protein portion of a photopigment that detects specific wavelengths of light. which types of colorblindness are due to mutated genes on the x chromosome?
Answers
Color blindness is a common genetic disease caused by genetic mutations that prevent some individuals from perceiving certain colors. The disorder, which is more common in men than women, affects a person's perception of red, green, or blue light, or a combination of these colors.
There are different types of color blindness, some of which are caused by mutations on the X chromosome. Red-green color blindness is the most common form of color blindness. It affects males more than females. Because the genes for the opsin proteins are on the X chromosome, males are more likely to develop red-green color blindness if they inherit one mutated X chromosome from their mother.
In females, two copies of the mutated gene are required to develop color blindness. Therefore, it is more uncommon for females to be color blind. It is a less frequent type of color blindness, but it is not X-linked. The genes for the red-green photopigments are on the X chromosome.
As a result, when the mutation is present on the X chromosome, color blindness will occur more frequently in men than in women. A male with a mutation in one of his X chromosomes would have red-green color blindness because males only have one X chromosome and the mutation is on that chromosome.Therefore, red-green color blindness is the only type of color blindness that is caused by mutated genes on the X chromosome.
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Which organisms store some of the molecules from food in their bodies 15 points
to use later as a source of chemical energy and building materials?
animals
plants
both plants and animals
none of the above is correct
Answers
Not sure but i think its plants
Both plants and animals store some of the molecules from food in their bodies to use later as a source of chemical energy and building materials.
One of the important characteristics of living organisms is metabolism. Living organisms are able to obtain food which is stored as various chemical substances in the body.
This food materials that are stored as chemical substances are later broken down to produce the energy required by the organism to carry out its activities. Both plants and animals store some of the molecules from food in their bodies to use later as a source of chemical energy and building materials.
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A single hierarchy of all organisms, each differing slightly from the ones above it and below it was known as a. essentialism. b. catastrophism. c. the Great Chain of Being. d. binomial nomenclature.
Answers
Given what we know, we can confirm that a single hierarchy of all organisms, each differing slightly from the ones above it and below it was known as the Great Chain of Being.
What is the Great Chain of Being?This, as described, is a single hierarchy of all organisms. It is a religious-based concept brought forward during medieval Christianity and said to be created by God. It described all living things starting from God and descending through angels and so on.
Therefore, we can confirm that a single hierarchy of all organisms, each differing slightly from the ones above it and below it was known as the Great Chain of Being.
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When the water turns yellow, which gas is most common?
Answers
carbon dioxide CO2
hope it helps...!!!
How can society protect and maintain our potable water supply locally and globally?
Answers
Reduce water waste, Protect water sources, Invest in infrastructure, Educate the public, Collaborate globally
There are several ways that society can protect and maintain our potable water supply locally and globally. Here are some key strategies:
1. Reduce water waste: Conserving water is one of the most effective ways to protect our potable water supply. We can reduce water waste by fixing leaky faucets and pipes, using water-efficient appliances, and practicing water-smart landscaping.
2. Protect water sources: Keeping our water sources clean and free of pollutants is essential for maintaining a safe and reliable potable water supply. We can protect water sources by regulating industrial and agricultural runoff, reducing the use of harmful chemicals, and properly disposing of hazardous waste.
3. Invest in infrastructure: Upgrading and maintaining water treatment and distribution systems is critical for ensuring that potable water is available to all communities. Governments and utilities should invest in modernizing infrastructure, such as pipes and treatment plants, to reduce water losses and improve water quality.
4. Educate the public: Raising awareness about the importance of potable water and the steps individuals can take to protect it is crucial for maintaining a sustainable water supply. Educating the public about water conservation, pollution prevention, and proper water use can help to promote a culture of water stewardship.
5.Collaborate globally: Protecting and maintaining potable water is a global issue that requires cooperation and collaboration across borders. International organizations can work together to share knowledge, resources, and technology to address water scarcity and pollution in regions where access to potable water is limited.
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An independent variable is that which is:
A. Observed to develop a hypothesis.
B. Changed by the scientist.
C. Measured by the scientist.
D. Kept constant.
Answers
Answer:
B. Changed by the scientist.
A lack of interest in imaginative play is:
unusual for one-year-olds.
O
normal for three- to four-year-olds.
normal for five-year-olds.
a sign of delays or concern in three- to four-year-olds.
Answers
A lack of interest in imaginative play is normal for five-year-olds.
Children engage in imaginative play, sometimes referred to as pretend play or symbolic play, in which they create and act out scenarios in their heads. Playing dress-up, role-playing, or creating scenarios with toys or props are all examples of this type of play, which involves inventing imaginary settings, people, and objects. Children's development benefits from imaginative play because it fosters creativity, social skills, and problem-solving abilities.
Therefore, the correct option is C.
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Fe + O2 → Fe2O3 This equation is unbalanced. Which of the following is the correct balanced equation for this reaction?
Answers
Answer:
The balanced equarion is
4Fe + 3O2-------> 2(Fe2O3).
Explanation:
Explanation: 2 multiplies Fe2O3 on the right side while 4 and 3 multiplies Fe and O2 respectively on the left side to result in four iron(Fe) atoms and six oxygen(O) atoms hence balancing the equation
Select the correct answer.
George is a principal scientist in a research organization. He studies the cell culture and genetics of the plants, and he is trying to develop
technology that will improve plant production and solve other agriculture related concerns. Which branch of agricultural science is he studying?
A greenhouse technology
B. hydroponics
Caeroponics
D. biotechnology
E tissue culture
Answers
Answer:
D. Biotechnology
Explanation:
Biotechnology is the use of biological processes, living organisms, or biological systems to manufacture useful products in order to improve the quality of human life.
Biotechnology covers many disciplines such as genetic engineering, biochemistry, molecular biology, medicine, agriculture etc. In medicine, biotechnology has been applied in the development of medicines and therapies, etc. In agriculture, biotechnology is applied in the development of genetically modified plants, biofuels, biological treatment as well as to solve other agriculture-related issues. In the industries, through genetic engineering, simple cells and proteins has been engineered to produce useful chemicals such as drugs, hormones, etc.
Since George's studies involves cell culturing and genetics of plants in order to develop technology that will improve plant production and solve other agriculture-related problems, he is studying Biotechnology.
What sentence best supports the staternent that hormones are involved in the regulation of homeostasas? The hormone melatonin induces sleep and its production is slowed by exposure to light. The hormone cortisol suppresses the immune system and is produced when the body is under stress. The hormone oxytocin promotes labor contractions of the uterus during childbirth. The hormone erythropoeitin increases the production of red blood cells when oxygen levels are low.
Answers
The sentence that supports the statement that hormones are involved in the regulation of homeostasis is: The hormone erythropoietin increases the production of red blood cells when oxygen levels are low.
Homeostasis is the condition of maintaining the adequate conditions inside the living body that are most suitable for its survival. It is the state of steady internal, physical, and chemical conditions. The correct temperature, adequate oxygen concentrations, adequate fluids inside the body are the examples of homeostasis.
Erythropoietin is the hormone produced by the kidney cells that enhances the production of RBCs in the body. This in turn enhances the oxygen concentration inside the body.
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For the trait of hair color, only one of the alleles from each parent gets passed down to the offspring because of the ______.
Answers
The two alleles in a gene pair are inherited, one from each parent. Alleles interact with each other in different ways. These are called inheritance patterns.
Each gamete will receive one copy of each chromosome and one allele for each gene. When individual chromosomes are arranged into gametes, the alleles of the different genes they carry mix and match with each other. Genes carry the information that determines your traits (let's say: traits), which are traits or characteristics that are passed on to you, or inherited, from your parents. Each cell in the human body contains between 25,000 and 35,000 genes. When you get your genes from your parents, you get them in pairs: one copy of each gene (ie, one allele) from each parent. If your parents pass the same allele to you, you are homozygous for that trait. Another example is flower color, which is often determined by alleles.
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which one of the following is true of trnas? a trnas carry special sequences known as codons. b all of the above. c each trna binds a particular codon. d none of the above. e there are four types of trna. f trnas are double-stranded.
Answers
All of the following statements are true about tRNA:
a) tRNA carries special sequences known as codons.
b) Each tRNA binds a particular codon.
c) There are four types of tRNA.
What is a tRNA?tRNA, or transfer RNA, is a small RNA molecule that plays a crucial role in the process of protein synthesis in cells. Protein synthesis occurs in the ribosomes, which are the site of translation in cells. During translation, the information stored in the DNA code is used to synthesize proteins.
tRNA plays a key role in this process by acting as a bridge between the information stored in the DNA code and the sequence of amino acids that make up a protein. Each tRNA molecule carries a specific amino acid and is able to "read" a particular sequence of nucleotides, known as a codon, in the RNA molecule produced during transcription. The tRNA molecule brings the corresponding amino acid to the ribosome, where it is added to the growing protein chain.
In this way, tRNA helps to translate the genetic code stored in DNA into the sequence of amino acids that make up proteins. This process is essential for the proper functioning of cells and is vital for the proper development and function of organisms.
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Describe two ways in which the cell in the strong sugar solution is different from the cell in distilled water.
Answers
Answer:
smaller vaculoe and less cytoplasm
Explanation:
Dentro de las Cadenas Tróficas, existen otros tipos de organismos que se alimentan de fuentes derivadas, sea de las Plantas o de los Animales, ¿cuáles son?
Answers
Answer:
Los detritívoros
Explanation:
Los detritívoros son organismos que se alimentan tanto de plantas como de animales en descomposición (detritos). Los organismos detritívoros representan un componente fundamental de los ecosistemas ya que de ellos depende el reciclaje de nutrientes en los ciclos biogeoquímicos. Los detritívoros incluyen bacterias (por ej., bacterias nitrificantes claves en el ciclo del nitrógeno), animales (por ej., la cochinilla de la humedad, lombrices, etc) y hongos saprófitos (por ej., Fomitopsis pinicola, Fomes fomentarius, los cuales crecen sobre la madera y/o sus restos). Los detritívoros se encuentran en todos los tipos de ecosistemas y tienen un rol fundamental en la cadenas trófica mediante su activa participación en los ciclos biogeoquímicos, especialmente en el ciclo del nitrógeno.
The fact that different species use the same genetic code means that a(n)____from one organism can be transferred to and expressed by a different organism.
Answers
The fact that different species use the same genetic code means that gene from one organism can be transferred to and expressed by a different organism.
DNA is the genetic material that plays a role in carrying genetic information, replicating DNA, causing mutations, and distributing DNA equally throughout cell division. Genes are DNA segments that contain the protein encoding information. controls an organism's characteristics.A little DNA segment called a gene. Your genes carry instructions that direct your cells to produce proteins in your body. Your body uses proteins for a variety of purposes to maintain your health. Each gene carries instructions that control your traits, including your height, eye colour, and hair colour.DNA segments called genes are the blueprints for creating the chemicals that power the body. Molecularly, the majority are proteins. Offspring inherit genes from their parents.To learn more about gene.
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Dangers from exposure to pesticides through food depend on Multiple select question. how potent the chemical toxin is. how much and how frequently the food is eaten. the type of food contaminated with the pesticide. the person's resistance or susceptibility to the substance. how concentrated the substance is in the food.
Answers
The dangers associated with exposure to pesticides through food depend on multiple factors, including the potency of the chemical toxin, the amount and frequency of food consumption, the type of food contaminated, the individual's resistance or susceptibility to the substance, and the concentration of the pesticide in the food.
The potency of the chemical toxin is a crucial factor in determining the level of danger posed by pesticide exposure through food. Highly potent toxins can have more severe health effects even at lower concentrations.
The amount and frequency of food consumption play a significant role in determining the overall exposure to pesticides. Consuming large quantities of contaminated food or regularly eating food with high pesticide residues can increase the risk of adverse health effects.
The type of food contaminated with pesticides is important as well. Certain foods may have higher pesticide levels due to agricultural practices or their ability to retain or absorb pesticides.
The individual's resistance or susceptibility to the pesticide also influences the impact of exposure. Some people may have genetic or physiological factors that make them more or less susceptible to the harmful effects of pesticides.
Lastly, the concentration of the pesticide in the food is a critical determinant of the potential danger. Higher concentrations can increase the likelihood of adverse health effects.
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Define the three isolation types
Answers
Google answer :)
How does seed become dormant?
Answers
Answer:
Seeds may be dormant because the seed coat prevents germination, or because the embryo - by itself or together with chemicals - inhibits germination. Seed coats render seeds dormant if: their hardness prevents the embryo from expanding. impermeability to water stops development.
What is the purpose of “promote the general welfare”
Answers
RNA differs from DNA in that RNA:
A. Contains a different sugar molecule
B. contains the nitrogen bass uracil
C. All of the above
Answers
How would the absence of enzymes impact digestion
Answers
Answer:
When the pancreas doesn't naturally secrete digestive enzymes, it affects your body's ability to break down the foods you eat and absorb nutrients. This can lead to malnutrition as well symptoms such as bloating, cramping, gassiness, and diarrhea.
Explanation:
These question are True or False questions.
Wobblers Syndrome is caused by the vertebra pinching the spinal cord.
The Axial skeletal system is comprised of the rear and forelimbs.
Ossification is the process in which cartilage and tissue becomes bone.
Answers
The first two statements in the above sentence are untrue, whereas the third one is.
What is ossification?Direct bone or skeleton ossification refers to the process of creating bones. Beginning between the fourth and fifth stages of embryonic stages and continuing until about age 25, but even this varies slightly between person to person. Intramembranous and endochondral bone ossification are the two forms.
Each of these procedures begins with a mesenchymal tissue precursor, but they vary based on how that major contributor transforms into bone. Intramembranous ossification, which converts mesoderm tissue directly into bone, generates the flat components of the brain, neck, and most of the cranial bones. Endochondral ossification, which starts with mesenchymal tissue changing into an early variety of cartilage and is finally replaced by bone, is the process by which the axial skeleton and bone are produced.
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which of the following is not true about the earliest primate-like fossils? a) they were rodent-like, resembling tropical squirrels b) they had large brains relative to living primates c) some exhibited a nail instead of a claw on the hallux or big toe d) they exhibited primate-like cuspal patterns on their molar teeth
Answers
The most primitive primate known from reliable fossil evidence is Dryomomys. (Only isolated teeth and jaw fragments from the ape Purgatorius, which dates back 65 million years, have been discovered.
Which of the following concerning the oldest fossils that resemble primates is untrue?Palaeontologists have discovered the earliest primate skeleton ever discovered, which belonged to an animal that lived among trees 55 million years ago in what is now central China.
Can you describe the appearance of the early primates?Proto-primates are the first mammals that resembled primates. They were around the size of squirrels and looked like tree shrews. The fossil data now available is widely dispersed and comes primarily from North Africa.
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What is the probability of success of the following system of six switches assuming a switch failure probability of p.
Answers
The probability of success for a system of six switches, given a switch failure probability of p, is **(1-p)^6**.
To calculate the probability of success for the system, we need to consider the probability of each switch working correctly. Since the failure probability of a single switch is p, the success probability for one switch is (1-p). We have six independent switches, so we multiply the success probabilities of each switch together: (1-p) * (1-p) * (1-p) * (1-p) * (1-p) * (1-p), which simplifies to (1-p)^6. This formula represents the **probability of success** for the entire system of six switches, taking into account the individual failure probabilities of each switch.
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When looking at a cross-section of the Grand Canyon, layers are noticed. What law
best describes these layers ?
Answers
The law that best describes the layers observed in a cross-section of the Grand Canyon is the Law of Superposition.
According to the Law of Superposition, in an undisturbed sequence of sedimentary rock layers, the oldest rocks are at the bottom, and the youngest rocks are at the top. This means that each layer is successively younger as you move upward through the sequence.
In the case of the Grand Canyon, the layers of sedimentary rock have been deposited over millions of years, with each layer representing a distinct period of geological history. By studying the characteristics of these layers, geologists can gain valuable insights into the Earth's geological past and the processes that have shaped the landscape over time.
The Law of Superposition helps geologists establish a relative chronology of the rock layers, providing a framework for understanding the sequence of events and the order in which the layers were deposited.
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Consider an animal cell that has eight chromosomes (four pairs of homologous chromosomes) in g1 phase. this cell has ________ sister chromatids and _________ centrioles
Answers
Consider an animal cell that has eight chromosomes (four pairs of homologous chromosomes) in g1 phase. this cell has 16 sister chromatids and 4 centrioles.
What is chromosomes?A chromosome is a lengthy DNA molecule that contains all or a portion of an organism's genetic code. Histones, which serve as packing proteins for the majority of eukaryotic chromosomes, work with chaperone proteins to attach to and condense the DNA molecule in order to preserve the integrity of the molecule.A component that can be found in a cell's nucleus. There are typically 23 pairs of chromosomes in each cell.Long segments of DNA are carried by chromosomes, which are organelles that can be found in the nucleus of cells. It serves as the foundation for the human body. Additionally, proteins found in chromosomes aid in the appropriate structure of DNA.Human anatomy is created and maintained by your DNA. Genes are sections of your DNA that give you the physical traits that set you apart from others.
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02.Un avión de masa 25000 kg se mueve con una aceleración de 3.5 m/s2. Determine la
fuerza que actúa sobre el avión.
Answers
Answer:
Force acting on the plane = 87,500 N
Explanation:
Given:
Mass of airplane = 25,000 kilogram
Acceleration of plane = 3.5 m/s²
Find:
Force acting on the plane
Computation:
⇒ Force = Mass x acceleration
⇒ Force acting on the plane = Mass of airplane x Acceleration of plane
⇒ Force acting on the plane = 25,000 x 3.5
Force acting on the plane = 87,500 N
The diagram shows the growth of a plant over several months.
Which is the best label for the arrow in the diagram?
Hormones in the soil help fruits develop and ripen.
Hormones in the soil allow seeds to germinate.
Hormones in the plant allow seeds to germinate.
Hormones in the plant help fruits develop and ripen.
Answers
Answer:
Hormones in the plant help fruits develop and ripen.
Explanation:
The growth of plants is regulated by "plant hormones." There are primarily 9 plant hormones and these are: ethylene, salicylic acid, cytokinins, auxin, abscisic acid, gibberellins, strigolactones, nitrous oxide and brassinosteroids. Fruit-ripening is highly associated with "ethylene." These hormones also affect the yield production.
The image above shows how the two fruits became bigger from left to right. This portrays the fruits' ripening.
Answer:
The growth of plants is regulated by "plant hormones." There are primarily 9 plant hormones and these are: ethylene, salicylic acid, cytokinins, auxin, abscisic acid, gibberellins, strigolactones, nitrous oxide and brassinosteroids. Fruit-ripening is highly associated with "ethylene." These hormones also affect the yield production.
The image above shows how the two fruits became bigger from left to right. This portrays the fruits' ripening.
Explanation:
A muscle whose contraction is mostly responsible for a movement is said to be the ________ for that movement.
Answers
A muscle whose contraction is mostly responsible for a movement is said to be the agonist for that movement.
Agonist is the term used to describe a muscle whose contraction is primarily responsible for a particular movement. It is also known as a prime mover because it is primarily responsible for generating force needed to create a particular movement. When the agonist contracts, it shortens and produces force, which causes the movement.
The antagonist is the muscle that opposes the agonist. It is responsible for relaxing when the agonist is contracting. The antagonist ensures that the agonist movement is controlled and smooth by resisting excessive movement. The synergist muscles help the agonist muscle by providing additional force and stabilizing the joint during the movement.
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