Answer:
lvl 2 - Molecules consist of atoms
lvl 3 - Cells consist of molecules
lvl 4 - Organisms consist of cells
lvl 5 - Populations consist of organisms
lvl 6 - Communities consist of populations
lvl 7 - Ecosystems consist of communities interacting with their environment
lvl 8 - The biosphere consists of all ecosystems on Earth
Explanation:
Yes, when the egg and a sperm cell meet fertilization has taken place
10 things I know about you:
1. You are reading this
2. You are a human
3. You can't say the letter "p" without separating your lips
4. You just attempted to do it
6.You are laughing at yourself
7. You have a smile on your face and skipped number 5.
8. You just checked to see if there was a number 5.
9. You laugh at this because you fell for it and everyone else did too.
10. Now copy and paste this to see who else falls for it! # i know what you doing.
