Answer:
you can say either of them, but most people usually just say hola and then that's when they say como estas
Explanation:
I think it is catabolism though I am not sure.
Answer: No
Explanation: It is beneficial if the animals that are disadvantageous doesn't reproduce so it doesn't discredit natural selection. The traits in which variation is occured are more suitable for organism to live and reproduce in the environment are preserved and are passed from generation to generation.
However, natural selection effects limited number of progeny.
Answer:
A system for growing food without using much land
Explanation:
Please mark brainliest and have a great day!
