Specialized cells that work together to perform a common function are called
A. organisms.
B. organs.
C. tissues.
D. glands.
E. membranes.
Answer: C
You might also like to view...
About twelve to twenty-four hours after the previous
meal, a person’s blood-sugar level normally varies from 60 to 90 milligrams per 100 milliliters of blood, though it may rise to 130 mg/100 ml after meals high in carbohydrates. That the blood-sugar level is maintained within a fairly narrow range despite uneven intake of sugar is due to the body’s ability to carry out a. adaptation. b. inheritance. c. metabolism. d. homeostasis. e. all of these.
Nitrogen-fixing bacteria convert N2 into
A. nitrates. B. ammonium ions. C. nitrites. D. carbon dioxide. E. methane.
If a lysosome is analogous to the animal cell, which of the following is analogous to the plant cell?
a. a chloroplast b. a cell wall c. a tonoplast d. a vacuole
Which ocean zone describes the interface between ocean and land?
A) intertidal B) pelagic C) benthic D) aphotic