The mitochondria present in the sperm provide ____
a. energy for the movement of the flagellum
b. energy for the acrosome to penetrate the egg
c. energy for the maturation of the sperm
d. nutrients for the sperm
e. nutrients for the developing embryo
ANSWER: a
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_____ Merkle cell _____ ampullae of Lorenzini _____ node of Ranvier _____ Meissner corpuscle _____ Ruffini corpuscle _____ rod cell _____ Pacinian corpuscle _____ free nerve ending _____ ganglion cell _____ cone cell
Which of the following is a hominin?
a. chimpanzee b. Australopithecus c. baboon d. bonobo e. gorilla
Which is a good reason to have fiber in your diet?
A. It prevents scurvy. B. It reduces the chances of colon cancer. C. Fiber is rich in essential amino acids. D. Fiber contains the essential fatty acid oleic acid.
A protein that increases the rate of transcription but does not directly bind to the DNA is called a __________
Fill in the blank(s) with the appropriate word(s).