A gene is a small section of DNA?<span> that contains the instructions for a </span>specific<span>molecule, usually a </span>protein?. The purpose of genes?<span> is to store information. Each gene contains the information required to build </span>specific proteins<span> needed in an</span>organism<span>.</span>
Answer:
The correct answer is D- Observe the feeding behaviors of seagulls.
Explanation:
A biological activity can be understood as a the process in which a living being modifies it's biological components in order to survive.
In order for an activity to be considered biological, a living being has to be present in the process.
In this particular case, there are three answers that lack the presence of a living being.
Answer a: Talks about sand (Not living being)
b: Minerals: (Not living beings)
c: Tidal: Not living beings.
So, in conclusion, D- Observe the feeding behaviors of seagulls (living beings) is the correct answer.
Prostaglandins are not stored in cells and are synthesized just before they are released, rapidly inactivated after their release and they are paracrine substances (Options b, c and e).
<h3>Whta are prostaglandins?</h3>
Prostaglandins are chemical substances that act as hormones by affecting surrounding cells in a tissue.
These substances (prostaglandins) are not secreted by specific glandular organs as other hormones.
Prostaglandins are substances that have fundamental functions for the normal functioning of the body.
Learn more about prostaglandins here:
brainly.com/question/8213520
Answer: c.
Explanation: Since there are two parents the allele will have two genes. One from each parent.