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lidiya [134]
3 years ago
14

What are the four bases of DNA, and how are they paired?

Biology
1 answer:
spin [16.1K]3 years ago
5 0
Attached to each sugar is one of four bases--adenine (A), cytosine (C), guanine (G), or thymine (T). The two strands are held together by hydrogen bonds between the bases, with adenine forming a base pair with thymine, and cytosine forming a base pair with guanine.
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Summary of climate change
GuDViN [60]
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3 0
3 years ago
Using the terms DNA, trait, code, pattern, gene, describe why each organism is unique
Rom4ik [11]
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8 0
3 years ago
How are the terms nucleotide, nitrogenous base, and nucleic acid related to each other?
hoa [83]

A nucleic acid is made of nucleotides, and nitrogenous bases are a part of a nucleotide.


DNA is a nucleic acid.  The nucleotides in DNA are made up of a sugar (deoxyribose), a phosphate group, and one nitrogenous base (which will be either adenine, guanine, cytosine, or thymine).


Hope this helps!!

6 0
3 years ago
What is the correct order for the following events in excision repair of DNA? (1) DNA polymerase I adds correct bases by 5′ to 3
mezya [45]

Answer:

1. Damaged bases are recognized.

2.  Part of a single strand is excised.

3. DNA polymerase I adds correct bases by 5′ to 3′ replication.

4. DNA ligase seals the new strand to existing DNA.

Explanation:

8 0
3 years ago
Parents and their offspring are usually very similar, but always slightly different. For example, certain moths can have offspri
e-lub [12.9K]

Answer:

The answer is A.

Explanation:

Moth with dark wings under the tree with dark bark have a higher chance of surviving as its wings protect them from predator due to similar colour features.

6 0
3 years ago
Read 2 more answers
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