Replication of chromosomal DNA occurs __________.

A. to repair gene damage caused by mutation
B. in the cytoplasm of a eukaryotic cell
C. whenever a cell makes protein
D. before a cell divides


D. before a cell divides

Biology & Microbiology

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The most common use of DNA evidence in civil legal proceedings is ____________________

Fill in the blank(s) with correct word

Biology & Microbiology

Quality control should be performed on which two organisms to determine the validity of the nitrate reduction test?

a. Pasteurella aerogenes and Pasteurella dagmatis b. M. haemolytica and Pasteurella pneumo-tropica c. P. multocida and Suttonella indologenes d. Pasteurella canis and Pasteurella bettyae

Biology & Microbiology

The undulating membrane of Parabasala is used for ____

a. defensive purposes b. asexual reproduction c. structural support d. food absorption e. movement

Biology & Microbiology

The climax community

a. is formed by species with the greatest range of environmental tolerance. b. is the most common community found in an area. c. changes over time. d. is well adapted to the climate and persists until the climate changes. e. is seasonal.

Biology & Microbiology