I belive the answer is all of the above
Answer:
stomata are the openings in a leaf
Answer:
The
different levels of protein structure are known as primary, secondary, tertiary, and quaternary structure. The primary structure is the sequence of amino acids that make up a polypeptide chain. ... The exact order of the amino acids in a specific protein is the primary sequence for that protein.
The correct answer would be D), over millions of years, Pangaea broke apart and drifted to form the seven continents.
