Answer:
Replace the concentration description with their value
Blubber
The cell membrane is selectively permeable
Passive transport
From low concentration to high concentration
Answer: the tissue
Explanation:
Tissue is the beginning of a cell in the external human body
Answer:
tell the teacher immediately
Gametes, spores I think. I'm pretty sure that's it.
Answer:
All of these are natural resources.
Explanation:
Because they are not manufactured.