Biological species is the term for a group of interbreeding organisms that are able to produce fertile young.
Answer:
Peptide bonds and Amino Acids
Explanation:
Primary structure. The primary structure of a protein refers to the sequence of amino acids in the polypeptide chain. The primary structure is held together by peptide bonds that are made during the process of protein biosynthesis.
Answer:
The control variable is the soldier.
Explanation:
The same soldier is used throughout the test
A frog's lungs don't work that well, but since it's skin is so thin, oxygen and carbon dioxide can pass trough it.