Autotrophs obtain energy and nutrients from sun and inorganic substances
Answer:
B
Explanation:
We breath in oxygen, and we breath out carbon dioxide. Plants breath from the sun.
Answer:
I think the answer to your question is 4u
Explanation:
an alpha particle is identical to the nucleus of a helium for Adam which consists of two protons and two neutrons it has a charge of 2 + C and a mass of 4 U
Answer:
#Genetic variations
#If a trait is advantageous and helps the individual survive and reproduce, the genetic variation is more likely to be passed to the next generation
Explanation:
#That is due to natural selection.
