After studying the various sources of drugs, a group of students demonstrate a need for additional study when they identify which as an example of a synthetic source for a drug:

Here are the options to complete the question

A. plants

B. animals

C. inorganic compounds

D. genetic engineering

The CORRECT ANSWER IS D.

D. genetic engineering

Explanation:

Drugs can be produced or obtained by extracting the essential component needed from a plant source, animal source and inorganic compounds.

Genetic engineering is a synthetic source of drug production, needed to solve or make ready drugs with the aid of advanced technology/process.

if the type of the food available changes, then the frequency of beak types will change, because birds with beaks more suited to the available food will be more successful over time.

a. by using fur or clothes to trap heat energy near the body