Active transport
Hope this helped :)
Answer: A
Explanation:
Our universe was born from the Big Bang about 13.5 billion years ago. ... Our solar system began forming about 4.6 billion years ago within a concentration of interstellar dust and hydrogen gas called a molecular cloud. The cloud contracted under its own gravity and our proto-Sun formed in the hot dense center.
Answer:
Reproduction is when an organism mulitplies and creates descendants. The two types are sexual and asexual
Well, if you look at the scientific process, the first step is to have a question to base it on.
