Answer:
B. the creation of gene families, which are genes that are similar across a range of organisms. C. offspring becoming increasingly different from their ancestors.
Explanation:
Answer:Blood
Explanation:Bones contain bone marrow. Red and white blood cells are produced in the bone marrow. Protects and supports organs: Your skull shields your brain, your ribs protect your heart and lungs, and your backbone protects your spine.
There are different types of channels for blood flow that transport the blood pumped by the heart. They greatly differ only in the size of their diameters. Arteries are the big ones that are located mostly near the heart. Veins are the next which is where nurses inject you to gather blood. Then, the smallest ones are the capillaries.
Answer:
AlF3 is the formula for aluminum flouride.
Explanation:
Iris is the muscle that regulates the amount of light entering the eye
