Write a paragraph describing what a food chain and a paragraph describing what a food web might look like for a desert ecosystem. then decide whether you think a food chain or a food web is a more accurate representation of real world interactions and explain why.

Which sentence best expresses the differing opinions of these two book reviews?

Aresearcher designed an investigation to test what effect eating different types of food would have on blood insulin levels. she selected 10 male subjects who were all 25 years of age and in good health. the experiment took place over 3 days. at 8: 00 a. m. on each day, the subjects ate a meal consisting of only 1 type of food. they had their blood insulin levels measured after consuming the meal. on day 1 they ate a high fat diet, on day 2 they ate a high protein diet, and on day 3 they ate a high sugar diel what is the independent variable in this experiment? a the age of the subjects b the blood insulin level c the type of food consumed d the time of day the meal was consumed

Match each symbol with its description.