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Musya8 [376]
3 years ago
11

1. How many kinds of nitrogen bases does a DNA molecule have? A. 2 B. 3 C. 4. D. 1

Biology
2 answers:
emmainna [20.7K]3 years ago
5 0

Answer:

4

Explanation:

HOPE IT HELPS..........

aev [14]3 years ago
3 0

Answer:

4.

Explanation:

Adenine, Thymine, Cytosine, and Guanine

(In RNA Thymine is replaced with Uracil)

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azamat
<h2>Answer is "True" Generate a new hypothesis</h2>

Explanation:

  • Due to the false hypothesis a student create a new hypothesis for the research.the hypothesis gives the objective to the research and the methodology to complete the work.
  • If the student doesn't generate the correct the methodology hence, its work is not proficient to the research that's why the student try to do new analysis with new ideas.
  • This is because the hypothesis is a conditional explanation about the connection between at least two factors. It is a particular, testable expectation about what you hope to occur in an investigation. For instance, an investigation intended to take a gander at the connection between lack of sleep and test execution may have a hypothesis that expresses, "This examination is intended to evaluate the theory that restless individuals will perform more awful on a test than people who are not sleepless.
  • So, the right answer is true "Generate a new hypothesis" is the next step.

4 0
3 years ago
Which of the foods below would be considered the least nutrient-dense?
Sergio [31]
To answer this we would the answer choices.
5 0
3 years ago
HURRY!
olya-2409 [2.1K]

Answer:

0.153

Explanation:

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7 0
3 years ago
The food web above represents feeding relationships in a biological community near a deep-sea hydrothermal vent. Hydrothermal ve
Pani-rosa [81]

Answer: c) Some organisms rely on energy captured from inorganic compounds to drive basic biological processes.

Explanation:

Deep-sea hydrothermal vents are hot spots of geothermal water. The organisms living in deep-sea vents cannot obtain energy from sunlight. They are dependent on chemosynthesis, which involves the utilization of inorganic substances to produce organic substances, which allows their survival and act as a source of energy. In the given situation, bacteria present on the surface of mussels are capable of chemosynthesis also the mussels are dependent upon inorganic hydrogen in seawater. Thus chemosynthesis supports the survival of organisms living in the deep sea vents.

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15 points Explain the importance of ecosystem stability and include a description of an ecosystem that has become unstable?
stealth61 [152]

Answer:

The importance of ecosystem stability is that if the ecosystem is not stable then it cannot survive. A current example of an unstable ecosystem in the Amazon Rain forest. It has been delt so much damage that it is begining to self destruct and kill itself as well as emit greenhouse gases instead of slowing them.

Explanation:

5 0
3 years ago
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