Which substance is found in RNA but not in DNA?
a. thymine
b. deoxyribose
c. ribose
d. guanine
e. cytosine
c
You might also like to view...
In moving a molecule of oxygen from the air to a muscle cell, which organ system(s) is(are)
involved?
a. respiratory b. circulatory c. nervous d. all of these
A Malpighian tubule is
a. a rasping tongue with chitinous teeth. b. a muscular sac used for extending tube feet in echinoderms. c. a filamentous projection of the mantle. d. a specialized tube in some arthropods used for waste processing. e. an abdominal appendage in some arthropods that secretes silk.
Which organ of the gastrointestinal tract has a large commensal population of microorganisms?
A. Large intestine B. Small intestine C. Pancreas D. Liver E. Salivary glands
Diploid stage(s) is(are) indicated by
a. A. b. B. c. C. d. D. e. B, C, and D.