The cerebrospinal fluid is _____

A) a filtrate of the blood
B) a secretion of glial cells
C) cytosol secreted from ependymal cells
D) secreted by the hypothalamus


A

Biology & Microbiology

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The term "virus" is derived from the Latin word that means:

A. cancer. B. disease. C. poison. D. death. E. infectious.

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The xylem is made from ________.

A. intercellular spaces between cells B. tubular living cells C. dead, hollow cells D. elongated living cells

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Polymers that contain sugars ... (3)

What will be an ideal response?

Biology & Microbiology

The process of ________ requires the activity of DNA ligase.

A. translation B. capping C. transcription D. DNA replication E. transduction

Biology & Microbiology