The contraceptive patch prevents pregnancy by killing sperm

Indicate whether the statement is true or false


FALSE

Biology & Microbiology

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In the diagram of a root tip shown above, the item labeled "5" is the

a. quiescent center. b. zone of cell division. c. zone of elongation. d. root cap. e. zone of maturation.

Biology & Microbiology

Which term refers to a young moss gametophyte?

a. antheridium b. capsule c. protonema d. prothallus

Biology & Microbiology

Taking this exam might have caused your adrenal cortex to produce cortisol, the most common glucocorticoid. Cortisol is usually produced in response to

A) a drop in blood pressure. B) the release of adrenaline. C) increased brain activity. D) stress or anxiety. E) inactivity.

Biology & Microbiology

Algae that are important sources of thickening agents like agar are known as

A. Rhodophyta. B. Phaeophyta. C. Chrysophyta. D. Rhizobium. E. Chlorophyta.

Biology & Microbiology