All of the following human activities reflect frontier-ethic thinking except . draining wetlands

preserving rain forests

building dams

clear-cutting forests

Which statement is true about the cell theory? a) it is well-supported by evidence. b) it is unchangeable and permanent.

What is the relationship between absorbance of light and the rate of photosynthesis?

1. watermelon, papaya, oranges, bananas, and lemons are included in this food group. vitamin c 2. you need 6 or more servings of this food group each day vitamins d and a 3. found in fruit and keeps blood vessels healthy calcium 4. vitamins found in milk bread and grain 5. a mineral that strengthens bones fruit