Your body used the respiratory system (lungs)
Answer:
The mitochondria is the powerhouse of the cell
Answer:
Well it says not to research so here's a brief definition: A punnet square is a diagram that shows the genotypes of a cross and helps predict the probability of having certain genotypes.
Explanation:
Heres some words to know
-Dominant
-Recessive
-Allele
-Mendel's law of Heredity
Let me know if you want more explanation on these :)
Answer:
barter trade
Explanation:
because you exchange goods
