Answer:
We use pH as a measurement of how acidic something is. pH scale is what we use to determine how acidic it is. i tried hope it helps:)
Explanation:
Human<span> genus are called Homo they include the past genetic tree of humanity, with Neanderthals, Denisovans, and other extinct species of hominin. I hope this helps you!</span>
Answer:
A blood donor is a person who donates blood and a blood recipient is a person who receives donated blood.
Explanation:
