Answer:
your answer is b cells are white blood cells that work by producing antibodies, whereas t cells attack foreign invaders directly.
Explanation:
flashcards
Answer:
B
Explanation:
Building more parks and houses will take away homes for animals living there.
Answer:
Option (B).
Explanation:
Heart is the main pumping organ of the body. The human heart is divided into four chambers that are right atria, right ventricles, left atria and left ventricles.
The left and right ventricles can easily be distinguished on the basis of their thickness. The right ventricle is less thicker than left ventricle. The thickness of right ventricle is 9mm whereas the thickness of left ventricle is around 40mm.
Thus, the correct answer is option (B).
What is part B I need more info.
