Answer:
bcuz in which habit they have been addicted they can't change it easely after a long try also so it is hard to get people to change their behavior
The population of bacteria growed rapidly in section B, but stayed the same rate in Section C
:)
The answer is hydrogen bond between the complementary strands.
They allow the heart to pump more blood by decreasing the ESV.
The answer is C and D.
I hope this helps. Good luck!
