<span>True - in stressful situations the body produces hormones such as adrenaline, which triggers a series of responses within the body that cause you to move faster, think faster, and heightens the senses. This is a reaction programmed into human beings since the days we lived in caves!</span>
To perform a testcross, scientists cross an organism with an unknown genotype with a homozygous recessive organism.
Hope this helped xx
It depends on how old you are.
<span>Active transport works to conserve homeostasis. When cells are doing something they typically receive a signal causing channels to open, which in turn lets in a flood of molecules down their chemical gradients. Hope this answers the question.</span>
