Which of the following is NOT an important function of proteins 1. structure
2. enzymes
3. energy
4. hormones

Ecologist have observed a sharp increase of sulfur dioxide in the air . what might be a possible consequence of excessive sulfur dioxide in the air ? a. acid rain b. ozone layer depletion c.ozone layer hole d.increase in sea levels

How do living things obtain phosphorus

Agroup of students want to live a healthier life style they decide to use one of these following vegetable oils for cooking apex