Answer: Three
Reason/Explanation:
The cat, you and the dog are all different populations. Together, there are three populations.
-DustinBR
Answer:
its D
Explanation:
because conduction happens through solids and the others are obviously conventional current
They're assembled in the endoplasmic reticulum. It's the organelle where lipid components of the cell membrane are assembled, as well as proteins and other materials are exported from the cell.
Answer:
populsation, community, ecosystem, Biosphere