Answer:
It doesnot have a nucleus to increase the surface area
Explanation:
Red blood cells carry oxygen from our lungs to the rest of our bodies .Then they make the return trip, taking carbon dioxide back to our lungs to be exhaled.
Group 7A, the Halogens contain metalloids such as Astatine.
Answer:
A
Explanation:
I'm pretty sure it's A because fish = fish feces which = nutrients.