1. Variations
2. Extinction
3. Behavioral
4. Functional
5. Structural
If we had the same climate every minute of every hour tons of carbon would circulate the earth and climate change would make the polar ice caps melt from all the carbon around
List and explain the function of 7 major organelles of animal cell .The answer:
They are multicellular, heterotrophic, they have no respiratory organs, and their digestion is intracellular!