Which of the following is not likely to cause a cell to become cancerous?

a. accumulated mutations
b. mutations in tRNA
c. chemical pollutants
d. cigarette smoke


Answer: b. mutations in tRNA

Biology & Microbiology

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All of the following are fluid feeders EXCEPT

a. aphids. b. leeches. c. earthworms. d. ticks.

Biology & Microbiology

All living things, except bacteria and archaea, are eukaryotes

a. true b. false

Biology & Microbiology

Photosynthesis is to the chloroplast as ________ is to the mitochondrion

Fill in the blank with correct word.

Biology & Microbiology

Cattle egrets hitch a ride on domestic cows and eat insects that are stirred up by their activity. What term describes this relationship?

A) commensalism B) competition C) predation D) parasitism

Biology & Microbiology