Which of the following is true about the sun? the sun is the only star in the milky way galaxy. the sun is one of many stars in the milky way galaxy. the sun is the only star in the universe. the sun is one of many stars in our solar system.

Which of the following is not a food produced in rainforests? a) coffee b) cocoa c) avocados d) wheat

Which nucleotide component contains nitrogen

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.