Answer: effects of the evolution of photosynthesis. Photosynthetic organisms dramatically increased atmospheric oxygen levels between 2 and 2.5 billion years ago. This change created selective pressure favoring organisms that used oxygen to produce energy-containing molecules.
change the wording a little bit.
Explanation:
Answer:
A.) EMB (Eiosin Methylene Blue)
B.) Hektoen Agar contains Bile salt which makes it selective medium.
C.) Gram Negative
Stop and start sequence also called stop and start condons.