Food enters the stomach during the third stage of digestion, hope this helps.
Answer: the antibodies mistakenly identify the cells as foreign material
Explanation:
Answer:D( Ribosomes
Explanation: Since most enzymes are proteins, it will be produced at the ribosomes. It may have an active and an inactive form. Which means another substance Will turn it on or off.
This seems like a hard question to the naked eyes,but before I answer does it say you need 2 feet in the newspaper? Do you have to put all of your foot on it? Is one sheet of paper only needed?
Answer:
Option c (
) is the correct alternative.
Explanation:
Given:
Common ancestor,
= 50 million years ago
Base differences,
= 92
Now,
The predicted mutation rate will be:
= 
= 
= 
or,
= 
Thus the above solution is the right one.