4. Speciation is the process of creating a new species, which is the result of evolution by natural selection. One
specific thing must happen (or not happen) for a new species to form. What is this thing? Explain and support
your answer with scientific reasoning.

What is the process of pulling apart an n2 molecule nevermind i got it

Cells a and b are the same size and shape, but cell a is metabolically quiet and cell b is actively consuming oxygen. oxygen will diffuse more quickly into cell because . b the oxygen molecules inside cell b have a higher kinetic energy b. a its membrane transport proteins will not be saturated c. a the diffusion gradient there is shallowerd. b the diffusion gradient there is steeper

I've created a synthetic cellular membrane that is made up of phospholipids, but contains no proteins. which of the types of movements across a membrane would not function with my synthetic membrane?