What is the greatest risk factor for cancer?

a. family history
b. age
c. environmental toxins
d. diet
e. physical inactivity


ANSWER: b

Biology & Microbiology

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Bruce Reimer was born with ambiguous genitalia

a. True b. False Indicate whether the statement is true or false

Biology & Microbiology

Which of the following surrounds and protects the brain in all vertebrates?

a. pharynx b. neural crest c. oral hood d. notochord e. cranium

Biology & Microbiology

All of the following pertain to transcription except

A. it is a process that contributes to the synthesis of protein. B. it requires RNA polymerase. C. it occurs before translation. D. it occurs on a ribosome in the cytoplasm. E. it requires a template DNA strand.

Biology & Microbiology

Which enzyme adds new nucleotides to the end of a growing strand?

A. gyrase B. polymerase C. helicase D. endonuclease E. ligase

Biology & Microbiology