Answer:
D.
Explanation:
A 'common ancestor' on a cladogram is all of those points where your lines come down and meet the primary line at the bottom.
In this case, your most recent common ancestor is at the point connected to the crocodile. All species at or past that point have that common ancestor, which include only the crocodile and the bird.
Answer:
Explanation
During Anaerobic respiration, glucose breaks down without oxygen. The chemical reaction transfers energy from glucose to the cell. Anaerobic respiration produces lactic acid, rather than carbon dioxide and water. Unfortunately this can lead to painful muscle cramps.
Answer: H2O
Explanation:
The reactants are everything on the left of the arrow and the products are everything on the right of the arrow.
There is only one product on the right which is H2O.
Answer: A. Dimerization (1), DNA binding (4), cAMP binding (3
Explanation: