DNA Structure and Replication In sperm heads, DNA is particularly highly condensed and the histones are replaced with small basic protein called purines All of these protamines pyrimidines purines All of these protamines pyrimidines ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication The enzyme responsible for breaking the hydrogen bonds, and thus separating the DNA strands during DNA synthesis is DNA polymerase none of these strandase helicase DNA polymerase none of these strandase helicase ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication What is the approximate percentage of repetitive DNA sequences in human DNA? 10 to 20% 30 to 40% 40 to 50% 20 to 30% 10 to 20% 30 to 40% 40 to 50% 20 to 30% ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication An RNA primer is synthesized by ligase DNA topoisomerase DNA helicases primase ligase DNA topoisomerase DNA helicases primase ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication Which of the following is an active site on its single polypeptide chain for DNA Polymerase I? 3' → 5' exonuclease All of these 5' → 3' polymerase 5' → 3' exonuclease 3' → 5' exonuclease All of these 5' → 3' polymerase 5' → 3' exonuclease ANSWER DOWNLOAD EXAMIANS APP
DNA Structure and Replication In DNA, there are only two bases known as adenine and cytosine five bases known as adenine, guanine, thymine, tryptophan and cytosine three bases known as adenine, guanine and cytosine four bases known as adenine, guanine, thymine and cytosine only two bases known as adenine and cytosine five bases known as adenine, guanine, thymine, tryptophan and cytosine three bases known as adenine, guanine and cytosine four bases known as adenine, guanine, thymine and cytosine ANSWER DOWNLOAD EXAMIANS APP