Coronary arteries supply blood to the heart muscle. Like all other tissues in the body, the heart muscle needs oxygen-rich blood to function. Also, oxygen-depleted blood must be carried away.
Answer:
blue
Explanation:
the color comes from copper atoms that the snails have.
B) short because it has both t alleles and no T alleles
Answer:
People's homes might have not been built with electricity.
Explanation:
Nikola Tesla is the inventor that made electricity efficient and practical. Before his invention of alternating current, we relied on Edison's direct current, which was both dangerous and ineffective. (Important fact: Edison did not invent the light bulb!)
Absolutely. First call the vet and tell them what’s going on, then follow their advice as to whether to take him or not. Hope he is better soon
