Answer:
1 half life, two half lifes to equal 25 atoms left
The 1 half life gets the amount of atoms to 50
2 half lifes gets the amount of atoms to 25.
Half life takes the amount of substance and halves it every certain amount of years.
It's "It prevents the two populations from interbreeding" I just took the test.
Answer:
A
Explanation:
as the cell volume increases , its ability to exchange materiala across the cell surface increases
Seagulls eat little baby turtles.
