They only vary only in their "Lipid Groups"
Hope this helped you!:)
Answer:
I am guessing The second Cause only petroleum stay in the top of water
Answer:
C. Chromosomes
Explanation:
During fertilization in sexual reproduction, the nucleus of the male sperm cell fuses with the nucleus of the female egg cell. Chromosomes from the sperm combine with chromosomes from the egg to give the new cell a unique genetic make-up.
Answer: The steel frame to make the bike
Explanation:
it is a natural resource that cannot be replaced,