Use what you've learned to match earth's inner layers to their correct descriptions,
outer core
is under great pressure and is solid
inner core
is under the asthenosphere
asthenosphere
has a tarry consistency
lower mantle
is made of liquefied metal

How does natural selection change thephenotypes within a population over time?

20. in humans, freckles are dominant to no freckles. trey has no freckles and his wife anna grace has freckles, but her dad doesn't. they want to know what percentage of their kids would look like trey. show a punnett square to support your answer.

What is the significance of the protein-lined pits? a. protein attracts other proteins needed for atp synthesis within the cell. b. protein-lined pits are able to transport one molecule at a time down the concentration gradient within the cell. c. the polarity of proteins allows other polar molecules to attach and be transported in the cell by transport channels. d. receptors within the pits allow ligands to fuse and be transported into the cell by endocytosis.