Gray matter is composed of axons with myelin sheaths

Indicate whether the statement is true or false.


ANS: F, white

Biology & Microbiology

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True or false: harmful mutations are always eliminated from the genome in one or a few generations because they decrease the survival and reproduction rates of the individuals that carry them

A. true B. false

Biology & Microbiology

An inanimate object that may be contaminated with a pathogen is called a ________.

A. fomite B. vector C. zoonoses D. None of the choices are correct.

Biology & Microbiology

Which of the following proteins function as a cell-cycle regulator and transcription factor that can result in cell death (apoptosis) to a damaged cell?

A) phosphokinase B) p34 C) p102 D) cyclin E) p53

Biology & Microbiology

A retrovirus uses ________ to make a DNA copy of RNA

A) ras proteins B) CDKs C) cyclins D) reverse transcriptase

Biology & Microbiology