All enzymes are which type of organic molecule?

a. lipids
b. minerals
c. carbohydrates
d. vitamins
e. proteins


ANSWER: e

Biology & Microbiology

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Which respiratory disease is caused by a bacterial infection?

A. the common cold B. asthma C. lung cancer D. tuberculosis E. cystic fibrosis

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The process by which a small balloon is used to widen a narrowed blood vessel is called balloon ________

Fill in the blank(s) with correct word

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Cells contain chromosomes inherited from the individual's father and mother. The two copies of chromosome 4 for example are called _________ since they are the same size, shape and code for the same information.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

Improving the balance between abdominal and back muscles is a primary means of preventing back pain.

a. true b. false

Biology & Microbiology