Explain how enzymes work and compare between the 3 digestive enzymes

Explanation:

Enzymes are chemicals found in the digestive system.

The three main ones are Saliva Hydrochloric acid and Gastric Juice

Saliva:helps with the breakdown of food in the mouth. Digests starch.

Hydrochloric acid: Kills germs found in the stomach.

Gastric juice: Digests proteins.

Others are:

Intestinal juice

Pancreatic juice

Bile

the answer to your question is sperm

the correct answer is: b. pantala flavescens, because these organisms would have a high level of genetic variation due to sexual reproduction.  

because involves two organisms (parents) whose genetic material combines, sexual reproduction leads to genetic variation in new generations of offspring. the offspring is an unique organism, with new genome, more protected with the higher ability to adapted. this process is fundamental to evolution.