Answer:
Antigens are secreted by the endocrine system
Explanation:
The main job of the innate immune system is to fight harmful substances and germs that enter the body, for instance through the skin or digestive system. The adaptive (specific) immune system makes antibodies and uses them to specifically fight certain germs that the body has previously come into contact with
Ribosomes have two main functions — decoding the message and the formation of peptide bonds. These two activities reside in two large ribonucleoprotein particles (RNPs) of unequal size, the ribosomal subunits. Each subunit is made of one or more ribosomal RNAs (rRNAs) and many ribosomal proteins (r-proteins).
Answer:
C. Meiosis
Explanation:had the same question and finally got the answer
(4) mitochondrion. is the correct option.
Explanation:
The food we eat contains energy. This energy is taken by us through eating food. It is a natural process that all living things eat food to get energy for their living. The energy in the food is transferred to the bodies of the living things which in turns provide them energy.
When humans eat the food, the food is broken down in the human body through a process of digestion. This process breaks down food into small particles, releasing energy from them and providing it to the body, The food molecules release energy and the process of digestion takes these molecules , breaks them down, extract the energy and give it to human body. So this is how a human body gets energy from eating food.