Which of the following enzymes or enzyme subunits does not rely on ATP hydrolysis for its correct function?

A. DnaB helicase
B. primase
C. Pol III clamp loader
D. DnaA
E. DnaC


B

Biology & Microbiology

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At what phase of the cell cycle does p53 halt cell division if it senses DNA damage?

A. S B. G2 C. M D. G0 E. G1

Biology & Microbiology

Systematists aided in the effort to eradicate malaria from Europe by ____

a. developing insecticides to kill mosquitoes b. categorizing mosquitoes into six species c. discovering that all mosquitoes breed in standing water d. cloning the genes of the malaria pathogen e. identifying Plasmodium as the parasite that causes malaria

Biology & Microbiology

In mitosis,

a. the chromosome number is halved. b. the chromosome number is doubled. c. the chromosome number stays the same. d. the chromosome number may double or be halved depending on the species. e. gametes are formed in bacteria only

Biology & Microbiology

Extracellular fluid includes

a. interstitial fluid. b. plasma. c. intracellular fluid. d. both a and b.

Biology & Microbiology