The human eye’s protective mucus membrane is the ____

a. retina
b. sclera
c. cornea
d. conjunctiva
e. aqueous humor


ANSWER: d

Biology & Microbiology

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Which of the following statements about peroxisomes is INCORRECT?

A. They were once viewed as semiautonomous. B. They assist in detoxifying molecules. C. They possess a single membrane. D. They possess their own DNA. E. They possess an enzyme that prevents accumulation of hydrogen peroxide and free radicals.

Biology & Microbiology

Most animals show ____ symmetry

a. bilateral b. multilateral c. no d. radial e. unilateral

Biology & Microbiology

The tissue found in the center of a root is ____

a. xylem b. endodermis c. cortex

d. phloem e. pith

Biology & Microbiology

Based on molecular evidence, the ancestor of snakes had legs. How might you explain the loss of legs in modern snakes?

What will be an ideal response?

Biology & Microbiology