Biology, 20.11.2020 01:10 allimaycatp8qgaq
Which best describes ecosystem homeostasis?
a. Ecosystem homeostasis is an ecosystem in equilibrium is said to be in a relatively stable state. The
populations of various animals in the ecosystem are generally staying within a similar range.
b. Ecosystem homeostasis is an ecosystem in which the keystone species has the greatest population.
These keystone populations are not able to regulate other species populations.
c. Ecosystem homeostasis is an ecosystem that has populations that change dramatically over time. The
species within the ecosystem are constantly struggling to maintain a high population.
d. All of the above.
Answers: 3
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Cell specialization occurs by the process ofa. reproductionb. differentiationc. maturationd. growth
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The blue particles in this image are able to cross the cell membrane through simple diffusion. how will they be transported? outside the cell inside the cell o a. the substances will move directly across the membrane from outside the cell to inside the cell. b. the substances will move through channels in the membrane proteins from outside the cell to inside the cell. o c. the substances will move through channels in the membrane proteins from inside the cell to outside the cell. o d. the substances will move directly across the membrane from inside the cell to outside the cell.
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Which of these is not a nucleotide base found in dna?
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Viruses can be transmitted through air, water, food, insect bites, and direct skin contact. once a virus gains entry into the body, it invades a host cell in order to? a. synthesize antibodies for defense b. deactivate the host cell's defenses c. access cell processes for reproduction d. metabolize host proteins and grow
Answers: 1
Which best describes ecosystem homeostasis?
a. Ecosystem homeostasis is an ecosystem in equilibrium...
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