Does the bowing ball have more potential energy or kenetic energy as it’s half way through its fall? Why?

When plants use sunlight to make food, the energy of sunlight is

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.

What is the membrane that sheath of schwann cell containing cytoplasm and nucleus that encloses myelin