In an experiment, the control group:a
disproves the theory.
b. proves the hypothesis.
c. proves the prediction.
d. does not contain the variable being tested.
e. is similar to the test group in all aspects including the variable being tested.
D
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The tissue located between the cortex and the vascular cylinder in a root is called the
a. endodermis. b. epidermis. c. meristem. d. parenchyma
Manatees and dugongs belong to the order:
a. Pinnipedia. b. Cetacea. c. Carnivora. d. Sirenia. e. Fissipedia
Following an endospore stain, how does one distinguish endospores from vegetative cells?
a. Vegetative cells are pink, endospores are green. b. Vegetative cells are pink, endospores are purple. c. Vegetative cells are purple, endospores are pink. d. Vegetative cells are green, endospores are pink.
In species where the young are precocial, meaning requiring little parental care, males may be more likely to be what?
A. altricial B. monogamous C. polygynous D. polyandrous