The answer is (B) Brain. This is because the brain is a part of what is known as the nervous system just as the lungs are part of what is known as the respiratory system.
B cells play a crucial role in the defense of pathogens. They are responsible for producing antibodies that help fight the enemy.
Yes, the color shown on the leaf gives you the pigment.
Grilled steak should be eaten
less often to reduce her risk of breast cancer. When meats are cooked at high
temperatures such as grilling or pan frying, there is production of polycyclic
aromatic hydrocarbons and heterocyclic amines which are chemicals that can
trigger changes to the DNA and this can increase breast cancer risk.