B, serotonin can improve a person’s ability to learn
Answer:
So for years, scientists have been trying to use cloning techniques to make embryonic stem cells that are essentially a genetic match for patients. The idea is that such a close match would prevent their bodies from rejecting the cells. "It's been a holy grail that we've been after for years,"
Explanation:
Which of these did Frederick Douglass use in his writing to build credibility, or ethos?
Answer:
<h2>Objectivity</h2>
we need the passage to be able to answer so if you provide more context then we will be happy to help :)
Yeah, I can send you a test for Raymond's run story.