The ____ hypothesis states that mitochondria and chloroplasts evolved from bacteria.
A. invagination
B. exosymbiont
C. membrane folding
D. captured bacteria
E. endosymbiont
Answer: E
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An isopycnal water column is one in which the density ____ with depth
a. increases b. decreases c. remains the same d. None of the above.
Which of the following diseases are NOT a
bacterial caused sexually transmitted disease (STD)?
a. chlamydia b. gonorrhea c. syphilis d. genital herpes e. all of these ARE bacterial caused STDs
What is an asteroid?
a. dust and small rock orbiting around the sun b. a ball of ice with a tail c. a small planet d. a small sun with weak solar emissions e. more than one of these
Individuals with ____________________ are extremely sensitive to sunlight and develop skin cancer at a rate 1000
times above normal. Fill in the blank(s) with the appropriate word(s).