Which is the function of mitochondria?
A. Give shape to a cell.
B. Help regulate turgor pressure within a cell.
C. Capture light energy to make sugar through photosynthesis.
D. Use sugar in the presence of oxygen for cellular respiration.

Which statement names a chemical property of iron? a: it is dense b: it becomes rusted c: it’s hard to bend d: it has a melting point

The arrows indicate the direction of wind flow. which place experiences monsoons?

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.