The answer should be B). Helpful traits passed to the next generation through reproduction.
B is correct because in natural selection, if a population cannot adapt over time it will be “naturally selected” and die off, or be near extinction due to non-adaptive ness. Hope this helped!
I just woke him crying and he said I can’t he just got out here and I don’t know why I was just talking abt it and he was just trying so hard to sleep in his
Answer: 3.friction
Explanation: friction is a force of resistance acting between objects in contact and tending to dampen their motion
The option B is correct..
The buffer systems functioning in blood plasma include plasma proteins, phosphate, and bicarbonate and carbonic acid buffers. The kidneys help control acid-base balance by excreting hydrogen ions and generating bicarbonate that helps maintain blood plasma pH within a normal range.