Answer:
D
Explanation:
D is the answer because the other ones are based on opinions.
An organism may change over time, but it actually never becomes extinct
1. It helps break down starch
2. It helps with chewing/swallowing
3. It helps you speak more smoothly because it moisturizes the inside of your mouth.
4. Dissolves food
5. It helps fight against pathogens
6. washes away debris and bacteria in mouth
7. Supplies certain minerals to teeth.<span />
Answer:
the process by which green plants and some other organisms use sunlight to synthesize nutrients from carbon dioxide and water. Photosynthesis in plants generally involves the green pigment chlorophyll and generates oxygen as a by-product.
Answer:
ocular lenses (earpieces) use for imaging.