Answer:
The answer is optio C. hydrocholoric acid in chym
Explanation:
Secretin is a digestive hormone that regulates gastric acid secretion and pH level in the duodenum. It is produced in the upper part of the small intestine and released in response to hydrochloric acid in the stomach and duodenum.
A scientist claimed that he had cloned a guinea pig to produce two offspring, a male and a<span> female. The claim is not valid because</span> <span>(2) the two offspring are not identical copies of the original guinea pig.</span>
Answer:
The correct answer would be natural selection.
Natural selection favors the survival and reproduction of the organisms which are better adapted to the environment.
It gradually changes the allele frequency or heritable characters of a population over the generations.
Similarly, during malaria outbreak organisms which are better adapted or resistant against the disease will survive and reproduce successfully. It will increase the frequency of allele associated with resistance or adaptation against malaria.
For example, the carriers of the sickle cell anemia show protective advantages against malaria.