1. h. channel protein
2. a. energy
3. c. endocytosis
4. d. passive transport
5. f. exocytosis
6. b. facilitated diffusion
7. e. active transport
8. g. carrier protein
Answer:
The correct answer is - B.directional selection.
Explanation:
When a bacterial colony is exposed to an antibiotic the maximum number of the bacteria dies due to noo resistane and some of survive even with no or very less resistance to the antibiotic and reproduce.
Over many generations the survived and continuosuly divivng resitant bacteria become more and more with higher frequency and ultimately evolved to a resistance strain of the bacteria for the antibiotic. Such mutation is directional selection as the frequency of the resistance bacteria going from no resistance to a high amount of resistance is unidirectional and progresive.
Answer:
They were never alive
Explanation:
Abiotic refers to something that is and was never alive.
Answer:
B. To provide energy for the bass and snapper turtles
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