1. B Stomach
2. C Small intestine
3. A Chyme
4. D None of the Above
5. C Both A and B
6. D Blood
Answer: prokaryotic cells
Explanation:
Explanation:
Silent mutations occur when the change of a single DNA nucleotide within a protein-coding portion of a gene does not affect the sequence of amino acids that make up the gene's protein.
Answer: Natural selection is a process by which species of animals and plants that are best adapted to their environment survive and reproduce, while those that are less well adapted die out.
Explanation: