How is the small intestine designed to absorb digested food ?​

These villi increase the surface area for more efficient food absorption. Within these villi many blood vessels are present that absorb the digested food and carry it to the bloodstream.

Explanation:

Small intestine is designed to more and more area for absorption of digested food and transfer into the blood for circulation throughout the body. The inner lining of small intestine has a large number of finger-like projections called villi. These villi provide a large surface area for absorption of food.

Explanation:

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answer; the correct answer is desert plants;

multiple allele inheritance is traits controlled by more than 2 alleles (ex: pigeons having 3 alleles of one gene govern their feather color).   so the answer is a.