Which type of tissue causes constriction of the

pupil of the eye?



a. skeletal muscle
b. cartilage
c. tendon
d. smooth muscle
e. a combination of more than one of these


D

Biology & Microbiology

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Which one of the following is considered to be an important plant hormone that helps plants cope with environmental stresses?

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_________________________ is the anaerobic breakdown of glucose to pyruvates.

A.) Kreb's cycle B.) electron transport chain C.) glycolysis D.) fermentation

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The antibody-binding site of an antibody is made up of

A) portions of both of the heavy chains only. B) the variable regions of the heavy chains. C) the light chains only. D) the variable regions of both light and heavy chains. E) one heavy chain.

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Choose the correct order (1-5) of increasing complexity/organization.

A. (1) tissues, (2) organs, (3) organ systems, (4) cells, (5) organism B. (1) tissues, (2) organ systems, (3) cells, (4) organs, (5) organism C. (1) organism, (2) organ systems, (3) organs, (4) tissues, (5) cells D. (1) cells, (2) organ systems, (3) tissues, (4) organs, (5) organism E. (1) cells, (2) tissues, (3) organs, (4) organ systems, (5) organism

Biology & Microbiology