Answer: Sex cell is the correct answer.
The answer is Arteries
Arteries carry oxygen-rich blood from the heart to capillaries. On the contrary, veins carry blood without oxygen from the capillaries to the heart.
Arteries are very flexible and yet strong blood vessels so that efficient transport of oxygen-rich blood along the bloodstream through the organism is enabled.
Answer:
Can't live in salt water..
Explanation:
The children were given the recessive traits from their mother and the dominant traits from their father because the genes mix when they have children.