Hiiii I’m pretty sure the answer is a
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>
No because they need water which comes from rain. Phototropism is the growth of an organism which responds to a light stimulus.
Answer:The physiological response is to maintain a neutral PH.
Explanation: