Biology MCQ Biology In a molecule of DNA, the bonds holding the side chains must be strong, whereas the bonds holding the rungs of the ladder between the nucleic acids must break during DNA replication. What types of bonds are most likely present between adenine and thymine and cytosine and guanine in a DNA molecule?

In a molecule of DNA, the bonds holding the side chains must be strong, whereas the bonds holding the rungs of the ladder between the nucleic acids must break during DNA replication. What types of bonds are most likely present between adenine and thymine and cytosine and guanine in a DNA molecule?

02:27 Biology

In a molecule of DNA, the bonds holding the side chains must be strong, whereas the bonds holding the rungs of the ladder between the nucleic acids must break during DNA replication. What types of bonds are most likely present between adenine and thymine and cytosine and guanine in a DNA molecule?

A) nonpolar covalent

B) ionic

C) polar covalent

D) hydrogen

Answer: D) hydrogen

Biology MCQ

In a molecule of DNA, the bonds holding the side chains must be strong, whereas the bonds holding the rungs of the ladder between the nucleic acids must break during DNA replication. What types of bonds are most likely present between adenine and thymine and cytosine and guanine in a DNA molecule?

In a molecule of DNA, the bonds holding the side chains must be strong, whereas the bonds holding the rungs of the ladder between the nucleic acids must break during DNA replication. What types of bonds are most likely present between adenine and thymine and cytosine and guanine in a DNA molecule?

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