Answer:
The membrane is selectively permeable because substances do not cross it indiscriminately.
Explanation:
Answer:
Sample 4.
Explanation:
Oxygen is very important for life, so this should be present.
Okay what u want me to help you with
Answer:
a population or community.
Explanation:
Asynchronous Learning is when each student works at their own pace, and may not collaborate on work in class meetings, so the correct answer here would be D!