Which of the following best describes homeostasis? O the state of maintaining a stable internal environment despite changing external conditions
O the state of maintaining a stable internal environment as a result of the body producing electrical impulses
o the state of maintaining a stable internal environment as a result of the body producing chemical signals
O the state of maintaining a stable internal environment when the external conditions are constant

in a chemical reaction, the atoms and molecules produced by the reaction are called products. no new atoms are created, and no atoms are destroyed. in a chemical reaction, reactants contact each other, bonds between atoms in the reactants are broken, and atoms rearrange and form new bonds to make the products.

answer: 20 percent

the fish culture has become a developing commercial practice in developing countries which is already prominent in developed countries of the world. the major fish protein demand is being supplemented in developing countries is   fishing to meet the needs of the growing population. therefore, in some developing nations, the percentage of animal protein from fish in the diet can be as high as 20 percent.