Question

In DNA, there are

a.

five bases known as adenine, guanine, thymine, tryptophan and cytosine

b.

four bases known as adenine, guanine, thymine and cytosine

c.

three bases known as adenine, guanine and cytosine

d.

only two bases known as adenine and cytosine

Answer: (b).four bases known as adenine, guanine, thymine and cytosine

Interact with the Community - Share Your Thoughts

Uncertain About the Answer? Seek Clarification Here.

Understand the Explanation? Include it Here.

Q. In DNA, there are

Similar Questions

Explore Relevant Multiple Choice Questions (MCQs)

Q. In DNA, guanine pairs with

Q. Which of the following is incorrect?

Q. Enzymes, responsible for unraveling short segments of DNA is

Q. Enzyme, responsible for proofreading base pairing is

Q. Which of the following would not contain DNA?

Q. The nucleosome consists of histone

Q. What bands will be observed in a cesium chloride gradient after two rounds of replication?

Q. E.coli DNA polymerases II and III lack

Q. In sperm heads, DNA is particularly highly condensed and the histones are replaced with small basic protein called

Q. Okazaki fragments occur during

Q. DNA can be sequenced by the

Q. Which histone(s) are associated with the linker DNA of a nucleosome?

Q. Taylor, Woods and Hughes labeled Vicia DNA by allowing new DNA synthesis in the presence of radioactive thymine. After DNA replication (S phase of the cell cycle), it was observed that

Q. In DNA double helix, the two DNA chains are held together by

Q. The 5' and 3' numbers are related to the

Q. Messelsen and Stahl model of replication was called

Q. The most common liquid volumes in molecular biology are measured in

Q. The accepted hypothesis for DNA replication is

Q. When DNA polymerase is in contact with guanine in the parental strand, what does it add to the growing daughter strand?

Q. Telomeres are usually rich in which nucleotide?

Recommended Subjects

Are you eager to expand your knowledge beyond Biochemistry? We've handpicked a range of related categories that you might find intriguing.

Click on the categories below to discover a wealth of MCQs and enrich your understanding of various subjects. Happy exploring!