The first seed plants were the

A. ferns.
B. monocots.
C. gymnosperms.
D. angiosperms.


Answer: C

Biology & Microbiology

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Your alarm clock goes off once again, and it is 7 a.m. Which neural event sends the signal to your cortex for you to

know to hit the snooze button?

a. The number of alpha waves emitted by the brain increases. b. The number of theta waves emitted by the brain increases.

c. The reticular activating system sends stimuli to the cerebral cortex. d. The cerebellum sends stimuli to the cerebral cortex. e. The cerebellum sends stimuli to the limbic system.

Biology & Microbiology

Allergies occur when the body responds to _____

a. pathogens c. normally harmless substances b. toxins d. all of these

Biology & Microbiology

Type I survivorship curves are typical of ____

a. horses only b. chimpanzees only c. mice only d. horses and chimpanzees e. horses, chimpanzees, and mice

Biology & Microbiology

Nucleolus , chromatin are the structures seen in the

a. cytoplasm b. chloroplast c. nucleus

Biology & Microbiology