Answer:
The energy source which provides most of the world's energy consumption is
Explanation:
Ans = Hydroelectric
What features developed between Platyhelminthes and Nematodes and the closest previous branch of the tree? They are related to all the other branches, how? What do they have in common with their closest relatives? What's different?
Answer:
Explanation:
Platyhelminthes and Nematoda are two phyla of animals made up of invertebrate worms. Although both strains are made up of worms, the two types of worms are not closely related. The main difference between Platyhelminthes and Nematoda is that Platyhelminthes is made up of flatworms with a thin, dorso-ventrally flattened body, while Nematoda is made up of a cylindrical body that tapers to fine ends at each end. Tapeworms, Turbellaria, Trematoda, and Monogenea are examples of Platyhelminthes. Secernentea, Enoplea, Chromadoria and Adenophorea are the examples of the nematodes. The flatworm Planaria and the roundworm Caenorhabditis elegans are the best-studied worms in the laboratory.
which products of photosynthesis are necessary for human life ?
a) carbon dioxide for us to breathe in, as well as sunlight and water.
b) oxygen for us to breathe in , as well as sunlight and water.
c) oxygen for us to breathe in , as well as glucose forcus to consume for energy.
d) carbon dioxide for us to breathe in, as well as glucose for us to consume for energy.
Study the reactions below:
1. PEP + ADP → Pyruvate + ATP ∆G = -14.8 kcal/mol
2. ATP + H2O → ADP + Pi ∆G = -7.3 kcal/mol
3. Glutamic acid + NH3 → Glutamine ∆G = +3.4 kcal/mol
Which reaction is non-spontaneous?
The spontaneity of a reaction is determined by the change in Gibbs free energy (∆G) of the reaction. If ∆G is negative, the reaction is spontaneous (i.e., it can occur without an external input of energy), whereas if ∆G is positive, the reaction is non-spontaneous (i.e., it requires an external input of energy to occur).
From the given reactions:
PEP + ADP → Pyruvate + ATP ∆G = -14.8 kcal/mol (Negative ∆G)ATP + H2O → ADP + Pi ∆G = -7.3 kcal/mol (Negative ∆G)Glutamic acid + NH3 → Glutamine ∆G = +3.4 kcal/mol (Positive ∆G)We see that reactions 1 and 2 both have negative ∆G values, indicating that they are spontaneous reactions. However, reaction 3 has a positive ∆G value, indicating that it is a non-spontaneous reaction.
Therefore, reaction 3 (Glutamic acid + NH3 → Glutamine) is the non-spontaneous reaction among the given reactions.
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Match each organ with the germ layer from which it is formed.
The organ with the germ layer is formed Ectoderm, Mesoderm, and Endoderm.
Matching organs with the germ layer from which they are formed:
1. Ectoderm:
Skin (including the epidermis and nervous system): The ectoderm is the outermost germ layer and gives rise to the epidermis, which is the outer layer of the skin. It also gives rise to the nervous system, including the brain, spinal cord, and peripheral nerves. The ectoderm is responsible for the formation of structures such as hair, nails, sweat glands, tooth enamel, the lens of the eye, and the inner ear.
2. Mesoderm:
Bones: The mesoderm is the middle germ layer and gives rise to the skeletal system, including bones and cartilage.Muscles: The mesoderm also forms the muscular system, including smooth, skeletal, and cardiac muscles.Connective tissue: Connective tissues such as tendons, ligaments, and adipose tissue are derived from the mesoderm.Kidneys: The kidneys, along with the urinary system, develop from the mesoderm.Reproductive organs: The reproductive organs, including the gonads, develop from the mesoderm.Blood vessels: The mesoderm forms the cardiovascular system, including blood vessels, the heart, and blood cells.Spleen: The mesoderm also gives rise to the spleen, a part of the immune system.3. Endoderm:
The lining of the digestive tract: The endoderm is the innermost germ layer and gives rise to the epithelial lining of the digestive tract, including the stomach, intestines, and liver.The lining of the respiratory tract: The endoderm also forms the epithelial lining of the respiratory tract, including the lungs.Pancreas: The endoderm gives rise to the pancreas, which plays a key role in digestion and blood sugar regulation.Thyroid gland: The thyroid gland, involved in hormone production and metabolism, develops from the endoderm.Bladder: The lining of the urinary bladder is derived from the endoderm.Tonsils: The endoderm contributes to the development of the tonsils, which are part of the immune system.Thymus: The endoderm also forms the thymus, an organ involved in immune cell maturation.know more about Ectoderm here:
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why do you add chilled methylated spirits to the filtrate
Answer:
The detergent breaks apart the cellular membranes and the salt binds to the DNA to make it less able to remain soluble in water (it neutralizes the charge of the DNA and it is less able to bind to water).
Explanation:
hope this helps
What words describe this organism , grass.
Answer:
Its green
Straw-like
Can be long or short
Can be cut
It's thin
Can be moist
Best of luck
Explanation:
draw and label the human heart ❤️
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Your friend Chris is interested in studying rats. He usually feeds them seeds, which is their normal diet. Sometimes when they are very good eats, he gives them cheese as a treat. He notices that his best-behaved rats are also very fat. How can he prove that the cheese treats are the cause of this weight gain?
Answer:
using simple common sense we can see that the best preformed rats get more food, which makes them fat
Explanation:
you are out at night and hear a sound in the bushes. the electrical signal carrying this information to your brain is carried first by a question 3 options: O sensory neuron O motor neuron O interneuron O glial cell O efferent neuron
O all of these choices are correct.
You are out at night and hear a sound in the bushes. the electrical signal carrying this information to carrying this information to your brain is carried first by Sensory neuron.
What is sensory neuron?
A sensory neuron (also known as an afferent neuron) is a type of nerve cell that perceives and responds to external information. Sensory neurons acquire information from their receptors in the peripheral nervous system and transform it into electrical impulses. These impulses serve as signals, and they are sent to the central nervous system. This information is then received and processed by the spinal cord and brain.
Sensory neurons receive and transfer information from the peripheral nervous system to a more central site in the central nervous system, such as the spinal cord or the brain.
The signal is transduced in the sensory receptor at the dendritic end of the neuron. This is the point at which the new signal is produced in response to a stimulus, such as a scent, touch, or taste.
Hence, sensory neuron carries electrical signal.
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Laetiporus sulphureus also known as chicken of the woods , is a multicellular organism that is heteroph
Laetiporus sulphureus, or chicken of the woods, is a multicellular organism in the Fungi kingdom. It obtains its nutrition as a heterotroph by decomposing dead wood. It is known for its bright color and spongy texture when cooked.
Laetiporus sulphureus, also known as chicken of the woods, is a multicellular organism that belongs to the kingdom Fungi. It is a heterotroph, meaning it obtains its nutrition by consuming organic matter. Chicken of the woods is a saprophytic fungus, which means it decomposes dead wood and obtains nutrients from it. It is commonly found growing on the trunks of trees, particularly oak and cherry trees.Chicken of the woods is characterized by its vibrant orange or yellow color and its bracket-shaped fruiting bodies. These fruiting bodies consist of layers of spore-producing tubes underneath. The mushroom has a soft and spongy texture when cooked, making it a popular ingredient in various culinary dishes.For more questions on Laetiporus sulphureus
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How would you go about isolating your pure culture?
Explanation:
Simpler methods for isolation of a pure culture include: (i) spread plating on solid agar medium with a glass spreader and (ii) streak plating with a loop. The purpose of spread plating and streak plating is to isolate individual bacterial cells (colony-forming units) on a nutrient medium.
view the tripeptide pictured below, and name the 3 amino acids of which it is formed, in the correct order. use either one- or three-letter abbreviations.
ABC is a set of 3 amino acids. Each molecule acidic and amine ends can be combined to form a tripeptide. There are so a total of nine tripeptides that could exist.
A amine is defined?Amines are organic substances and functional groups that have a nitrogen atom that is basic and has a single electron. Amines are ammonia derivatives in which two or maybe more hydrogen atoms have been replaced by other molecules, such as aryl or alkyl groups.
An organic compound is what?Except for carbonates, bicarbonates, carbon dioxide, and carbon monoxide, which are the building blocks of living things, organic compounds are those that include carbon.
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Look up three insect orders on the internet (list below) and answer the following questions:
1. What features do they have in common?
2. How are these features similar or different between orders?
3. Why are insects the most successful group of animals, in terms of total numbers of species?
List of insect orders:
Hymenoptera
Isoptera
Diptera
Lepidoptera
Coleoptera
Orthoptera
Odonata
Answer:
hypenoterpia
isoperta
diperta
Explanation:
In the universal ABO blood grouping system, there are four phenotypes—A, B, AB, and O—which are determined by three different alleles. The presence of three alleles in the ABO blood grouping system is an example of ____.
Answer:
The correct answer is - autosomal codominant inheritance (due to multiple alleles).
Explanation:
Autosomal codominant inheritance or codominance is a pattern of inheritance where the alleles present of an autosomal gene express their character in the phenotype. In other words, in this type of pattern, no allele would be masked by other alleles and both will be expressed in the phenotype.
The human ABO blood group is an example of this pattern as there are three alleles A, B, and O. In the heterozygous case of AB blood group both A, and B alleles expressed together however, O is masked by both alleles A, and O.
How would you explain the key concepts for the CWA in less than two minutes?
Answer:
Explanation:
vPoint Source - a source of water discharged to surface water through a discrete point - generally through a pipe, ditch, or channel.
Nonpoint Source - Nonpoint sources, such as parking lots or athletic fields, discharge runoff water to groundwater or surface water; runoff does not come from a pipe, ditch, or channel. These sources may contain pollutants such as pesticides, motor oil, and soaps.
Navigable Waters of the United States For the purposes of the Clean Water Act, the term "navigable waters" includes:
all waters used in commerce, including groundwater;
all interstate waters including wetlands, mudflats, and sand-flats; and
all other waters such as lakes, rivers, streams, wetlands and sloughs.
EPA policy states, "The majority of facilities in the U.S. have the potential to discharge to navigable waters." The Supreme Court decision in (2006) requires the Army Corps of Engineers and the EPA to determine whether there is a "significant nexus" between a navigable waterway and an area a spill might affect. In June of 2007, EPA and the Army Corps of Engineers released provisional interpretive guidance regarding the "significant nexus” question. According to this guidance, the agencies will assert jurisdiction over traditional navigable waters, wetlands adjacent thereto, and relatively permanent tributaries thereof. The agencies will generally not assert jurisdiction over swales and ditches that lack routine water flow. Finally, the agencies will apply the "significant nexus" requirement and make a case-by-case, fact-specific analysis on impermanent tributaries and other wetlands.
Additional executive orders were issued 2015 in 2019. Under the 2019 proposal, traditional navigable waters, tributaries to those waters, certain ditches, certain lakes and ponds, impoundments of jurisdictional waters, and wetlands adjacent to jurisdictional waters would be federally regulated. It also details what are not "waters of the United States," such as features that only contain water during or in response to rainfall (e.g., ephemeral features); groundwater; many ditches, including most roadside or farm ditches; prior converted cropland; stormwater control features; and waste treatment systems.
Could the requirement for one or more NPDES Discharge Permit apply to my campus?
If your campus discharges pollutants directly to navigable waters of the United States through a point source, you must obtain an NPDES permit or redirect the flow of the waste.
Stormwater releases from certain activities require an NPDES permit. The most common activities on college campuses requiring NPDES permits for stormwater are construction activities disturbing more than 1 acre, hazardous waste storage areas operating under the Resource Conservation and Recovery Act permit system, steam-generating power plants, and airports. See Stormwater section below.
Regulations issued by local water authorities, or Publicly Owned Treatment Works (POTWs), not NPDES permits, govern discharges into sanitary sewer systems. See Sewer Use (POTW) section below for more information about requirements for using POTWs for commercial or industrial waste disposal.
What do I have to do related to NPDES Discharge Permits?
Determine where wastewater flows from buildings and processes on your campus. Any industrial or commercial operation (e.g., ice rink melt pits, floor drains, and vehicle wash stations) that discharge into a water of the United States may require an NPDES permit. If required, you must obtain such a permit from the appropriate regulatory agency, probably your state environmental agency.
French drains, dry wells, and septic system leach fields are different from point source discharges because they do not immediately affect surface water. Some state and federal environmental agencies manage these systems under the Underground Injection Control program, part of the Safe Drinking Water Act. See Safe Drinking Water Act for more information.
Details of NPDES
What is the function of cilia in animal-like protists?
A. movement
B. reproduction
C. decomposition
D. photosynthesis
which factor improves soil fertility
Answer:
Surpisingliy! Humus increases soil fertility!
Explanation:
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what is the difference between cork formation and gum formation in the plants as an immune mechanism
Answer:
Cork formation is a type of secondary growth that occurs in the stems and roots of woody plants. Gum formation, on the other hand, is a type of defense mechanism that occurs in response to injury or infection.
Explanation:
provide reasoning to explain how mutant 1 can grow on treatment i medium but cannot grow on treatment iii medium.
Mutant 1 can use methionine when it is present in the medium, but it cannot synthesize methionine.
A mutant is an organism or a new genetic character that arises or results from an instance of mutation, which is generally an alteration of the DNA sequence of an organism's genome or chromosome.
It is a characteristic that would not be found in a specimen naturally. A virus with a change in its nucleotide sequence whose genome is in the nuclear genome is also referred to as a mutant.
The natural occurrence of genetic mutations is essential to the evolution process. The study of mutants is an important part of biology; by understanding the effect of a gene mutation, it is possible to determine the normal function of that gene.
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which organelle converts cellular polymers into monomers? 1)lysosomes 2)golgibody 3)plastids 3)SER
Answer:
1) lysosomes
Explanation:
because, they involve in intracellular digestion
when you breed living things where the parents have opposite forms of a
trait, you create
A)mutations
B)deformed offspring
C)hybrids
D)true breeding
DNA is composed of sugar,phosphate and four ?
What is the proper ethical role of science in public policy?
A) to shape public opinion so that it agrees with science
B) to inform policy makers of the facts of an issue
C) to refuse to testify on controversial issues
D)to refuse to testify on controversial issues
Answer:
The answer is A to this question.
An organism has three different versions of the Gene TRX- version a, b and c. Determine the inheritance pattern of this trait. Then List below all of the different genotypes that an organism with this gene could have
An organism has three different versions of Gene Tyx - version a, b and c. Determine the inheritance pattern of this trait. Then list below all of the different genotypes that na organism with this gene could have.
which occurs during transition ?
Please help with this diagram
How many times do men need to ejaculaye in a vase for flowers to grow? I need asap
is important to the transmission of nerve impulses.
a) Zinc
b) Calcium
c) Sodium
d) Iron
Please help thx
is important to the transmission of nerve impulses.
a) Zinc
b) Calcium
c) Sodium
d) Iron
\( \bold \pink{sodium}\)
Answer:
B)Calcium
Explanation:
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In which section of the text would you locate information about kings role in the early civil rights movement?
A. Peaceful protests
B. Bus Boycott
C. Leaving a Legacy
D. Sidebar
Answer: A. Peaceful protests
Explanation:
You included no text and neither did you reference one but this should be the correct answer.
Martin Luther King Jr. was known for his non-violent style of protests that would ensure that the government would not use any violence that ensues as pretext to shutdown the protest.
In organizing peaceful protests, King made civil rights marches and the movement in general more effective because they would stage longer protests that the government would have little justification for shutting down. It also drew more empathy from people for the movement who listened to the message and not the violence.