Answer: The correct option is <span>a long carbon and hydrogen chain and a carboxyl group.
Reason: Fatty acid is basically consists of two main parts:
a hydrocarbon tail connected with carboxylic group as shown in the figure.</span>
An amino acid is an organic molecule that is made up of a basic amino group (−NH2), an acidic carboxyl group (−COOH), and an organic R group (or side chain) that is unique to each amino acid.
A lot of water is present unlike a desert. additionally, there is a lot of food growing as well.
That is called uric acid and it helps them maintain internal homeostasis in hot climates by retaining water