Both the arctic fox and snowshoe rabbit have made species adaptations over time that enable them to survive. for example, both creatures have fur that turns white in winter and fur on the pads of their feet. these are examples of adaptations to
question 1 options:
geographical isolation.
interspecies competition.
climate.
specific food sources.
question 3 (1 point)
most animal cell membranes have proteins that pump ions out of the cell and potassium ions into the cell.
question 3 options:
sodium
magnesium
calcium
carbon
the surface area-to-volume ratio of cells determines how quickly they can absorb materials. suppose that a space mission to planet zognard-42 uncovers giant cube-shaped single celled organisms living in an oxygen atmosphere. one species of cube-shaped organism is 2 cm on each side. another is 1 cm on each side. about how much faster will the smaller cube organism be able to absorb oxygen?
question 4 options:
they all absorb at the same rate.
2 times
3 times
6 times
cells are limited in size because
question 5 options:
they divided before they have a chance to grow.
they do not have enough vacuoles to store materials.
the cell membrane can't supply enough materials for a too large cell.
they are always in groups.
Answers: 3
Biology, 22.06.2019 01:50, Travon6524
Which statement best describes lactic acid fermentation? a. lactic acid fermentation is the first step of cellular respiration. o b. lactic acid fermentation is the final step of cellular respiration. re to berate c. in the absence of oxygen, cells release atp by breaking down lactose into glucose. e der lade res o d. in the absence of oxygen, cells release atp by breaking down glucose into lactate. ar
Answers: 1
Biology, 22.06.2019 09:30, xmanavongrove55
Chloroplasts and bacteria are in size. a. similar b. at different ends of the size range c. exactly the same d. none of these
Answers: 2
Biology, 23.06.2019 00:20, corbinfisher
How have crops been modified? a. plants have been made more susceptible to pests b. plants have been made resistant to herbicides c. plants have been made more susceptible to herbicides d. plants have been modified to have reduced yield
Answers: 2
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