Sexual reproduction because in that the genes combine in an almost random process unless it is affected by natural selection, this causes an increase in the gene pool of the population making. This results in evolution and as the population of one place can change so much it can become another species.
I found that animals can be divided into five groups which are mammals, fish, birds, reptiles and amphibians
Answer:
the number of people in a town has increased by 25% in the past 5 years.
Explanation:
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Answer:
i have 2 answers if they are both wrong im sorry
Explanation:
Small uncharged polar molecules, such as H2O, also can diffuse through membranes, but larger uncharged polar molecules, such as glucose, cannot. Charged molecules, such as ions, are unable to diffuse through a phospholipid bilayer regardless of size; even H+ ions cannot cross a lipid bilayer by free diffusion.
or
The molecules that cannot pass through the phospholipid bilayer are sugars, +ions, and -ions.