Evolutionary theory focuses on the long term adaptation of the species over more generations. Every species has 2 long-standing biologically based drives: survival and reproduction. Other answers are not biologically based drives for every species.
Answer:
A ) survival and reproduction.
The answer is ileocecal sphincter
Answer:
HIV destroys helper T cells
Explanation:
The evading viruses destroys helper T cells or the CD4+ thus the body can no longer stop some infections. The secondary infections also called opportunistic infections are rampant with people who have AIDS. This is because helper T cells help fight against most infections in the body.
Answer:
Only euryhaline organisms would.
Explanation: