The heart must beat faster during exersise because by increasing the heart rate the body is able to increase cardiac output and deliver the necessary blood flow to the mucles
D It all depends on dna, who, how, were, etc. Heredity
Eat It because it tastes really really good
Answer: The Andromeda galaxy
Explanation:
And that's going to happen someday! The Andromeda galaxy is currently racing toward our Milky Way at a speed of about 70 miles (110 km) per second. Ultimately, the two galaxies will collide and merge.
I believe its C because it seems the most reasonable.
