Answer:

1. Why do all the energy we use comes from the

sun?

One method for separating polypeptides makes use of their different solubilities. The solubility of large polypeptides in water depends upon the relative polarity of their R groups, particularly on the number of ionized groups: the more ionized

A substance is on its fifth half-life. Which approximates the percentages of radioactive and stable isotopes, respectively? 96.9%; 3.1% 3.1%; 96.9% 12.5%; 87.5% 87.5%; 12.5%

What is the source of all freshwater where does the journey begin and where does it end

What is the random movement and mixing of particles?

When mosquitoes are abundant, purple martins flock to the area and feed exclusively on them. When mosquito populations are not large, purple martins are similarly scarce and feed on other insects.

What are the 3 primary elements that cycle between the mitochondria and chloroplasts

Which characteristic do sponges display when they feed on particles filtered from water? heterotrophy diffusion osmoregulation

Waste products which build up in the body can become deadly. True or False

The Green Revolution led to an increase in food production in many places around the world, but there have been some negative consequences.

Look at the word equation below. fatty acids → triglyceride water which describes the chemical reaction taking place? a. hydrolysis of fatty acids b. dehydration of triglycerides c. hydrolysis of triglycerides d. dehydration of fatty acids