1. Evolution 2. Levels of organization 3. Regulation4. Structure and function <span>5. </span><span>Unity and diversity </span>
Epinephrine in animals and auxin in plants act as hormones
that triggers specific cellular responses that vary among different tissues of
the organism. The biosynthesis of epinephrine involves breaking just one
carbon-carbon bond in the amino acid tyrosine, Synthesizing epinephrine
requires breaking the bond between the carboxyl group (COOH) and the α-carbon
in tyrosine.
Temperature, Nutrients, dissolved oxygen and the pH. A high pH and temp increase the size of plankton
