Which of the following is known for having an alternation of generations life cycle?
a. humans
b. plants
c. fungi
d. bacteria
b. plants
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The ancestor to all plants is believed to be
a. a green alga. b. a red alga. c. a brown alga, like kelp. d. a diatom. e. a sea grass.
Which of the following roots is developed in response to low oxygen?
(a) Stolons (b) Pneumatophores (c) Strangling roots (d) Rhizomes (e) Prop roots
The sour flavor in some fermented foods is usually the result of (acetic/benzoic/lactic) acid production.
Fill in the blank(s) with the appropriate word(s).
Structurally similar RTKs have been found in all multicellular animals, suggesting that ____
a. RTK genes are resistant to mutation b. RTKs evolved relatively early in the history of animals c. RTKs evolved from G proteins d. RTKs are not involved in vital processes in animals e. RTKs have evolved independently of each other in animals