Answer:
Explanation:
The nucleus is surrounded by a membrane called the nuclear envelope, which protects the DNA and separates the nucleus from the rest of the cell.
Answer:
<em>a cell is a tissue as an atom is to a <u>molecule</u>. </em>
<em>hope</em><em> </em><em>this helps</em><em> </em><em><</em><em>3</em>
Answer:a. humans and chimpanzees share a relatively recent common ancestor.
Explanation:
Humans and chimpanzees are not evolved from one another, but both have a common ancestors. Humans share a common ape ancestor with chimpanzees who is expected to live 6-8 million years ago. The humans and chimpanzees have been evolved differently from this ancestor.
The number of electrons of a neutral atom always equals the number of protons.
