Answer:
An allele is a diffrent form of genes
Answer:
20
Explanation:
pressure =force/area
150cm ×2=300cm^2
600÷300=20
I think this is right, you need to put the units on your answer
A heart attack happens when a coronary artery becomes out of no where in a instant blocked and it stops the flow of blood to the heart muscle and starts to damage it.
