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Sophie [7]
3 years ago
8

Is DNA usually a string of nucleotides

Biology
2 answers:
Reptile [31]3 years ago
7 0
DNA is made up of three subunits: a deoxyribose 5 carbon sugar, a phosphorous group, and a nitrogenous base (adenine, thymine, guanine, cytosine). All in all, these are called nucleotides that wrap around in a double helix in order to form DNA.
Svetlanka [38]3 years ago
4 0
In living organisms DNA<span> does not </span>usually<span> exist as a single molecule, but ...... Levene suggested that </span>DNA<span>consisted of </span>a string of nucleotide<span> units</span>
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Microorganisms that infect the middle ear cavity most frequently come from the __________
topjm [15]

Microorganisms that infect the middle ear cavity most frequently come from the pharynx.

<h3>What is pharynx?</h3>
  • A hollow tube called the pharynx extends from the back of the nose down the neck and finishes at the top of the trachea and esophagus.
  • The nasopharynx, oropharynx, and hypopharynx are the three components of the pharynx.
  • The pharynx, sometimes known as the throat, is a component of the digestive and respiratory systems.
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  • Common infections like tonsillitis and a sore throat can spread to the pharynx.
  • The throat is a muscular tube that resembles a ring and serves as the conduit for liquids, food, and air.
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Learn more about pharynx here:

brainly.com/question/75628

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7 0
2 years ago
Moves from one place to another by means of​
timurjin [86]

Answer:

Nomad

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is a person or group of people without a designated home who roam around in search of food and pasture land. A person who moves from place to place without having a permanent home is an example of anomad.

I hope it's helpful!

6 0
2 years ago
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Ludmilka [50]

I think b. Proteins are polymers of amino acids is the correct answer

3 0
3 years ago
What do you think that David would have predicted
makkiz [27]

Answer:

Hey there!

I believe that David's prediction would be: If the amount of pollutants in the atmosphere reached an amount unhealthy for the salamanders, then the salamander population would decrease.

Let me know if this helps :)

7 0
3 years ago
Ross is conducting an investigation in which he has grown three bean plants in three different pots. Each pot is similar in
Varvara68 [4.7K]

Answer:

How does the amount of water affect the growth of bean plants

Explanation:

The reason for that is because the only thing that differed in size or amount is the water. According to the question every other component, soil and amount of sunlight, are equal and the only thing not evenly distributed between the pots is the amount of water.

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3 years ago
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