Answer:
D.
Explanation:
•Specific enzymes catalyze each cellular reaction in cellular respiration. The main role of enzymes during the respiration reaction is to assist in transferring electrons from one molecule to another.
•The reactions of photosynthesis, and many other biological processes, are controlled by enzymes.
ENZYMES ARE REQUIRED FOR MOST OF THE CHEMICAL REACTIONS THAT OCCUR IN ORGANISMS
The correct answer is buildup of toxins.
One of the essential action of the liver is to process various kinds of toxins and to eliminate it out of the system of the organism. Although it is known as a toxin processor, it is not resistant to the toxins itself. As the liver is the main site for drug decontamination and stimulation, thus, the improper functioning of the liver may lead to the accumulation of toxins.
Answer:
C
Explanation:
Homologous structures compare the same anatomical features in different species. C is correct because it compares the same trait (wings) in different species (dragonfly vs. bat)