What can the location of a fossil in a rock layer tell scientists about the organism? a. how long ago the organism lived.
b. that the organism is now extinct.
c. how many offspring the organism had
d. the exact age of the fossil

Internal feedback works to maintain homeostasis when your a. heart rate decreases as your white blood cells increase b. breathing rate decreases as your red blood cells decrease c. heart rate increases as your liver is cleaning blood d. breathing rate increases as your heart rate increases