Answer:
Cells are the basic building blocks of living things. Cells provide structure for the body, take in nutrients from food and carry out important functions. Cells group together to form tissues, which in turn group together to form organs, such as the heart and brain. balls:D
Explanation:
1 because people are voting on laws and rules direct means the people do it directly
Answer:
The answer is true.
Explanation:
PKU is an inherited metabolic disease caused by a mutation of the gene for an enzyme responsible for metabolism of the amino acid phenylalanine.