The common ancestor of all animals is likely to have been a ________
A) colonial, flagellated protist
B) colonial, ciliated protist
C) colonial, flagellated bacterium
D) sponge
A
Biology & Microbiology
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The swapping of corresponding segments between homologous chromosomes is ____________________. Fill in the blank(s) with the appropriate word(s)
Biology & Microbiology
Signaling molecules involved in the paracrine and autocrine signaling:
a) travel through the circulatory system b) remain attached to the plasma membrane c) travel by diffusion
Biology & Microbiology
Photosystem II generates ________, and photosystem I generates ________, both of which are required by the light reactions
Fill in the blank(s) with correct word
Biology & Microbiology
Signs and symptoms of nerve agent exposure include all of the following, EXCEPT:
A) tachycardia. B) bronchorrhea. C) constricted pupils. D) excessive salivation.
Biology & Microbiology