The cell membrane is like an ice cream snadwhich, the cell membrane is like the patty on a burger, the cell membrane is like diamonds in a ring... etc. that’s all I can think of rn so I hope this gives you a good start
Answer:
1. Precambrian rocks are very old.
2. They have very few fossils.
Answer:
1: sun-->grass-->rabbit-->fox-->hawk
2:ocean/marine ecosystem
biotic: fish, seaweed, plankton
abiotic :water, rocks, sunlight
Explanation:
