Answer:
Kidney
Explanation:
The kidney is the body system that regulates the acid base balance of the blood.
The sun provides the energy for photosynthesis. Cells use sugar as a source of energy. The products of cellular respiration are CO2 and H2O. These products are used by plants to make sugar and oxygen through photosynthesis.
1/2 of a radioactive substance will remain after 3 half lives.
Answer:
Heredity, also called inheritance or biological inheritance, is the passing on of traits from parents to their offspring; either through asexual reproduction or sexual reproduction, the offspring cells or organisms acquire the genetic information of their parents
the answer is B: It is made up of amino acids.
