What was the purpose of the vinegar in the third trial?

1. test the effect of raising pH on enzyme action

2. test the effect of lowering pH on enzyme action

3. serve as a control

4. served no purpose

Which is the best physical description of a gene

Not an ultimate goal if science

Why can't humans drink sea water?

What foods are pigs the most likely to eat? a. Fish b. Cake c. Plastic d. Carrots e. Apple f. d and e Will mark brainliest.

When waves travel through water, why do the moving water particles continue to return to their starting position? O A. Waves transfer matter, but not energy. OB. Waves transfer both matter and energy. O O c. Waves transfer energy, but not matter. OD.

Where do primary consumers get their carbon from

How is fermentation involved in the production of atp?

Match the food item to its nutrient group. carbohydrates calcium fats proteins vitamins zinc

A restriction enzyme is that complete the sentence

Types of volcanic mountains in terms of shape, type of eruption, and the minerals that make up the volcano