A village has no running water but is near the ocean . Food is limited and farming is close to non existent because they lack the access to fresh water. One group thinks the village should build a desalination plant , which can remove the salt from the nearby ocean water. What is the biggest problem with this plan? O A. A desalination plant would decrease the carrying capacity. O B. With fresh water, the village would consume too much. O C. The village probably cannot afford a desalination plant, O D.It is more important for the village to get running water.
Answer:
C. The village probably cannot afford a desalination plant.
Explanation:
Desalination may be defined as treating water to make it consumable for human use and drinking purposes.
A desalinated plant separates the saline or salt water in two streams. One is fresh water stream for drinking and farming and the other contains dissolved salts.
The setting up of a desalinated plant is very demanding and costly and the running cost is also huge. It takes a lot of energy and resources to set up and run a desalinated plant.
Thus in the context, the village would not be able to afford a desalination plant.
Answer:
c. the village probably cannot afford a desalination plant.
Explanation:
A fossil contains 1/16 of the carbon -14 it began with. How old is the fossil?
Answer:
1/30
................
Which genotype represents a carrier for an X-linked trait?
XhXh
XHXh
XhY
XHYh
Answer:
Phenotype Genotype
Normal male XHY
Normal female XHXH
Affected male XhY
Carrier female XhXH
Explanation:
All macromolecules are made mostly of the same six elements. What are those six elements?
A. Water, oxygen, ammonia, hydrogen peroxide, carbon, nitrogen
B. Hydrogen, helium, oxygen, gold, silver, aluminum
C. Carbon, hydrogen, oxygen, nitrogen, phosphorus, sulfur
D. Gold, potassium, tin, sulfur, gold, oxygen
Answer:
C
Explanation:
Remember CHNOPS:
Carbon
Hydrogen
Nitrogen
Oxygen
Phosphorus
Sulfur
Which of the following accurately describes a step in GTP-driven nuclear transport?
A. GTP-bound cargo interacts specifically with the protein fibrils of the pore
B. Ran-GDP escorts the nuclear receptor back to the cytosol
C. Binding of Ran-GTP to the receptor releases the cargo protein
D. GTP hydrolysis powers a membrane-bound transporter protein
C. Binding of Ran-GTP to the receptor releases the cargo protein accurately describes a step in GTP-driven nuclear transport.
GTP-driven nuclear transport involves the regulation of cargo movement between the nucleus and the cytoplasm using the small GTPase protein Ran. The correct answer, C, states that the binding of Ran-GTP to the receptor releases the cargo protein.
In this process, cargo proteins containing nuclear localization signals (NLS) are recognized by import receptors in the cytoplasm. The cargo-receptor complex is then transported through nuclear pore complexes (NPCs) embedded in the nuclear envelope. Inside the nucleus, the GTP-bound form of Ran (Ran-GTP) interacts with the cargo receptor, leading to the release of the cargo protein from the receptor.
Ran-GTP binding causes a conformational change in the receptor, facilitating the dissociation of the cargo protein. This step allows the cargo to be released within the nucleus, where it can perform its specific functions. Ran-GTP subsequently undergoes hydrolysis to Ran-GDP, which leads to the release of the receptor from the cargo protein, resetting the system for subsequent rounds of nuclear transport.
Overall, the binding of Ran-GTP to the receptor is a critical step in GTP-driven nuclear transport, enabling the release of cargo proteins within the nucleus.
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Why would seedlings not emerge?
Not enough sunlight
Wrong condition soil
Why do prokaryotic cells need energy?
Answer:
The Sun is the ultimate source of energy for almost all cells, because photosynthetic prokaryotes, algae, and plant cells harness solar energy and use it to make the complex organic food molecules that other cells rely on for the energy required to sustain growth, metabolism, and reproduction
Explanation:
how many dna molecules would there be after four rounds of pcr if the initial reaction mixture contained two molecules?
32 DNA molecules would there be after four rounds of PCR if the initial reaction mixture contained two molecules.
A single DNA molecule can be amplified by the PCR method up to 2n times, where n is the number of cycles. A given DNA template can therefore be amplified to 16 duplicate strands using PCR over 4 cycles.PCR doubles the amount of target DNA molecules per cycle, assuming there are enough primers, dNTPs, and polymerase molecules. Five cycles equal five times the target DNA is doubled. 32 is equal to 2 to the fifth power, 2x2x2x2x2.The following equation can be used to determine how many copies of double-stranded DNA are present overall:DNA copies are calculated as follows = (DNA quantity (ng) x 6.0221023 / (DNA length x 1109 ng/ml x 650 Daltons)
The amount of template required for each reaction is determined by calculating the number of DNA copies.To know more about PCR check the below link:
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Thomas constructs a model by completing the following steps.
1. Draw a diagram that shows where oxygen is found on Earth, including the atmosphere, bodies of water, land, and living things.
2. Draw arrows to show how oxygen moves and changes form from one location to another.
3. Label each arrow.
Thomas has constructed an example of what type of ecological model?
A. biogeochemical cycle
B. food web
C. energy pyramid
D. geological system
Answer:
B
Explanation:
saw the answer
Which of the following has a commercial milk test available for detection and diagnosis?
Ketosis
Tetany
Hypocalcemia
Fatty Acid Syndrome
Hypocalcemia has a commercial milk test available for detection and diagnosis. It is a medical condition in which the serum calcium levels drop below the recommended range, due to various reasons, the most common being due to abnormalities in hormonal regulations of calcium homeostasis.
Among the given options, hypocalcemia is the condition for which a commercial milk test is available. Hypocalcemia, also known as milk fever, is a common metabolic disorder in dairy cows that occurs around the time of calving. It is characterized by low blood calcium levels, which can lead to various health issues and reduced milk production.
To diagnose hypocalcemia, a milk test can be conducted to measure the calcium levels in the cow's milk. This test is commercially available and provides a quick and reliable assessment of the cow's calcium status. By analyzing the milk sample, the test can indicate whether the cow is experiencing hypocalcemia and help determine the appropriate treatment or management strategies.
Having a commercial milk test for hypocalcemia is beneficial for dairy farmers as it enables early detection and intervention, minimizing the impact on cow health and milk production. By promptly identifying cows with low calcium levels, farmers can implement preventive measures and provide necessary supplementation to prevent or manage hypocalcemia effectively.
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What is the Complementary strand?
Original: UACUCAGGUUCA
Complementary strand:
Answer:
AUGAGUCCAAGA
Explanation:
because adenine always pair's with thymine and cytosine with guanine. you can also remember it as Apple Tree and Car Garage.
True or false wave energy can travel in all directions
Answer:
TRUE
The direction of energy transfer is perpendicular to the motion of the waveA: Waves do not always travel in the same directions as the currents. Waves are created by the wind and then radiate in all directions away from the disturbance. Currents represent the movement of water particles which is controlled by winds and density differences. Waves and currents can travel in opposite directions
Explanation:
The pedigree below depicts a dominant trait. What is the genotype of individual I-1 (use the letter A for a dominant allele and a for a recessive allele)? How did you come to this conclusion? Using your best grammar, write 3-5 sentences.
Individual I-1 is heterozygous (Aa) for the dominant trait. This is because they have a child (II-1) who is homozygous recessive (aa). The only way for this to happen is if individual I-1 is heterozygous.
What is the conclusion on the pedigree?Pedigree analysis: A pedigree is a diagram that shows the inheritance of a trait from parents to offspring. In this pedigree, the dominant trait is represented by a solid symbol and the recessive trait is represented by an open symbol.
Genotype: The genotype of an individual is their genetic makeup, or the combination of alleles that they have for a particular trait. The phenotype of an individual is their physical appearance, which is determined by their genotype and the environment.
Heterozygous: An individual is heterozygous for a trait if they have one dominant allele and one recessive allele. This means that they have the potential to express the dominant trait, but they may also express the recessive trait if they are in an environment that is not favorable for the dominant trait.
Homozygous: An individual is homozygous for a trait if they have two copies of the same allele for that trait. This means that they will always express the trait, regardless of the environment.
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Explain the two different types of UAVs and how they are used.
Answer: There are two main types of UAVs used for remote sensing applications: fixed-wing and rotary wing.
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Hope this helps :)
A drone is a type of unmanned aerial vehicle (UAV), which is an aircraft without a human pilot, crew, or passengers. Unmanned aerial vehicles (UAVs) are a part of unmanned aircraft systems (UAS), which also feature the addition of a controller on the ground and a communications network with the UAV.
What are the different types of UAVs?Fixed-wing drones are utilized for long-distance flights since they often have longer flight periods, but they also need a place to take off and land. Rotary drones, on the other hand, are utilized when greater mobility is necessary.
The two primary categories of UAS are fixed-wing and multirotor. Every type differs from the others in terms of its special traits, applications, and drawbacks.
Therefore, UAVs with fixed wings and rotating wings are the two basic types used for remote sensing applications.
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______ 1. What law protects plant and animal species in danger of extinction? the U.S. Fish and Wildlife Service c. the species recovery plan the Endangered Species Act d. the captive breeding plan
the answer is c
hope that this helps
Answer:
the U.S. Fish and Wildlife Service
Explanation:
it assists with efforts to recover endangered species, conserve migratory birds, preserve wildlife habitat, safeguard fisheries, combat invasive species and promote international wildlife conservation.
What type of human cells contain a half set of chromosomes?
How can a chemical transformation distinguish between an elemnet of a compound
Answer:
A compound is a pure substance of two or more elements chemically combined elements combine during a chemical change a particle of a compound is called a molecule.
Explanation:
youre welcome
Answer:
A compound is a pure substance of two or more elements chemically combined elements combine during a chemical change a particle of a compound is called a molecule.
Explanation:
I have no clue I just know it
What is the function of the uterus (I need a fr explanation pls I’m dying)
If energy is not being used to transport the oxygen particles into the cell, what type of membrane transport is most likely taking place by a carrier protein?
A. osmosis
B. simple diffusion
C. active transport
D. facilitated diffusion
The type of transport which is most likely taking place by a carrier protein is called the facilitated diffusion.
What is facilitated diffusion?Facilitated diffusion or passive transport involves a substance diffusing down a concentration gradient across a membrane without requiring the cell to expend any energy.
A concentration gradient is simply a region of space where the concentration of a substance changes, and substances will naturally move down gradients, from a higher concentration area to a lower concentration area.
Some molecules, such as carbon dioxide and oxygen, can diffuse directly across the plasma membrane, but others require assistance to cross its hydrophobic core. Molecular diffusion occurs when molecules diffuse across the plasma membrane with the help of membrane proteins such as channels and carriers.
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A green cell could be
Two kittens in a litter are genetically different from each other and from their parents. These genetic difference are most directly due to....
Answer:
sexual reproduction there i didn't want to type that
The atoms which comprise living organisms are different from those of non-living substances. True false
True or false:
The atoms which comprise living organisms are different from those of non-living substances. The answer to the question is true. Atoms are the fundamental building blocks of all things in the universe, including living organisms and non-living substances.
However, atoms that make up living things are different from those that make up non-living things. Living organisms, such as humans, animals, and plants, are composed of atoms, but these atoms are organized into molecules, which are subsequently organized into complex biological structures. The key differences between the atoms of living organisms and non-living substances are due to the way they interact with other atoms and molecules in their environment.
The four most abundant elements that make up 95% of the human body are carbon, hydrogen, nitrogen, and oxygen. Carbon is the building block of life because it is capable of forming bonds with other carbon atoms and can also form bonds with hydrogen, oxygen, and nitrogen. Carbon is the only element that can form a wide variety of chemical bonds, which is why it is the foundation of all organic molecules. Non-living substances may contain these same elements, but they do not have the same molecular and structural organization as living organisms.
To sum it up, the atoms which comprise living organisms are different from those of non-living substances.
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Let me know please for a important quiz :( worth points
Explanation:
Title is no use in graph
hope it's is right
Which represents a strand of RNA bases? TGGCTCGAA UGGCUCGAA GTTAGTGCC CAATCTAGG.
Answer:
I belive the answer would be UGGCUCGAA
Explanation:
An RNA strand has a backbone made of alternating sugar (ribose) and phosphate groups. Attached to each sugar is one of four bases, adenine (A), uracil (U), cytosine (C), or guanine (G).
UGGCUCGAA is the sequence that represents a strand of RNA bases.
WHAT IS RNARNA is a type of nucleic acid that is single stranded. It is made up of monomers called nucleotides.
The nucleotides that makes up RNA molecule are as follows:
AdenineGuanineCytosineUracilThymine is not found in RNA molecule, instead it is replaced by Uracil base.
Therefore, UGGCUCGAA is the sequence that represents a strand of RNA bases.
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“Some viruses are programmed to reproduce by identifying bacteria, killing them, and assembling new viruses.viruses do not eat the bacteria and do not grow after they are made. Viruses are not alive. Explain two reasons why.”
Precipitation in Jacksonville (1961-1990
True or false
Answer:
your answer is true I believe
Answer:
True it is the precipation in Jacksonville 1961 to 1990
what is transmutation
Answer: Hello!...........
Nuclear transmutation is the conversion of one chemical element or an isotope into another chemical element. Nuclear transmutation occurs in any process where the number of protons or neutrons in the nucleus of an atom is changed. the action of changing or the state of being changed into another form. (Example : "the transmutation of the political economy of the postwar years was complete")
Explanation:
Mark me brainest please.Hope I helped! Hope you make an 100%
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Answer:
conversion of one element into another .
The process in which the nucleus of a eukaryotic cell devides during asexual reproduction is called
Answer:
Mitotic Phase
Explanation:
During mitosis, the two sister chromatids that make up each chromosome separate from each other and move to opposite poles of the cell.
Photosynthesis is to chloroplasts as cell respiration is to
glucose
cytoplasm
mitochondria
golgi body
Answer:
Its mitochondria
Explanation:
Hope his helps
Answer: B. Lysosomes. They help with cellular respiration as they clear out unwanted materials or waste.Photosynthesis is to chloroplasts as cellular respiration is to mitochondria. Chloroplasts are the part of a plant that contain chlorophyll and make...
hope this helps have a nice night❤️
Explanation:
The clinic nurse is caring for a client with acute bronchitis. the client asks what may have caused the infection. what may induce acute bronchitis?
According to the research, the correct option is a virus, usually from a badly treated cold or flu. It may be a cause that induces acute bronchitis.
What is acute bronchitis?It is a viral disease that produces tightness in the chest, shortness of breath and cough due to inflammation of the mucous membrane of the bronchi caused by a virus.
In this sense, it usually begins with sinusitis, secretions from the nose and sore throat and then reaches the respiratory tract, it can come from poorly treated flu that becomes complicated, once affected, it is common for the patient to contract a secondary bacterial infection in the respiratory tract.
Therefore, we can conclude that according to the research, the correct option is a virus, usually from a badly treated cold or flu. It may be a cause that induces acute bronchitis.
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