The denaturation of which enzyme would most directly interrupt the process of base pairing of nucleotides during DNA replication?

A. DNA ligase
B. DNA polymerase
C. Okazaki fragments
D. DNA helicase
E. binding proteins


Answer: B

Biology & Microbiology

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The mechanism for the spread of long interspersed nuclear elements (LINEs) involves some unique features, including _____

A) translation in the cytoplasm of an mRNA that was synthesized in the nucleus B) the nuclear localization of RNA polymerase C) the transport of mRNA from the cytoplasm to the nucleus D) the use of an enzyme that cuts DNA E) the use of RNA polymerase to transcribe an mRNA

Biology & Microbiology

What is meant by tidal ventilation?

A. Air moves into the lungs during inhalation and air moves out of the lungs during exhalation. B. Air moves in a continuous, unidirectional flow through the lungs. C. Water is pumped back and forth across the respiratory system. D. The ventilation rate increases and decreases at regular intervals. E. None of the answer options is correct.

Biology & Microbiology

Receptor proteins can receive and transmit information across a ________ membrane

Fill in the blank(s) with correct word

Biology & Microbiology

A function of connective tissue is to:

A) move the muscles of the body. B) form glands. C) stabilize and support the body. D) protect and cover the body.

Biology & Microbiology