Answer:
organisms that have more favorable traits tend to leave more offspring ... improved fitness of certain individuals in the population that allows for survival and reproduction. ... Based on H-W conditions, five major causes of evolution: ... factors that prevent organisms of two species from producing vigorous, fertile offspring
Explanation:
The answer is glucose ( number 4)
The answer is amino acid.
The transformation of this energy and matter within the body is called metabolism. The immediate source of energy for most cells is glucose. But glucose is not the only fuel on which cells depend. Other carbohydrates, fats and proteins may in certain cells or at certain times be used as a source of ATP.
Human sleep in bed laying down and sheep stand up and sleep and sometimes lay down. Humans takes big sleep and a sheep just take short naps. When suffer from insomnia, they count people and we count sheep XD.
