Which of the following best describes how a species changes over time?
a.
members of a species that are best adapted to survive and members with unfavorable traits both produce the same number of offspring.
b.
members of a species that are best adapted to survive produce offspring with similar characteristics, while members with unfavorable traits do not survive.
c.
diversity among members of the species causes all members to stop producing offspring.
d.
members of a species with unfavorable traits produce offspring with similar characteristics, while members best adapted to survive do not reproduce.

The correct answer is B      (Members of a species that are best adapted to survive produce offspring with similar characteristics, while members with unfavorable traits do not survive.)

Explanation: Study Island :D

since you have not provided the options here i   am going to give you general overview about hormone.hormone are actually the part of endocrine system in our body and produced by the endocrine glands. the hormones act like a chemical messenger   within human body. once produce by the glands they   travel through the blood stream and reach at specific or target tissue and organs   which result in control of our body function. the hormones are specific in their work and work on only the targeted tissue or organ   . with the of hormone endocrine system regulate the heart rate , metabolism, our mood and   growth as well as the development and even the sleeping cycle etc. they actually are the messenger for body cell and organs .

d they all are treatable but they never completely go away