HELP PLS will give BRAINLIEST

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

Where are the strongest jet streams located?

Select all of the answers that apply. examine the following rock strata. using the laws of biostratigraphy, which of the following statements are true about the relative ages of the rock layers and intrusion? intrusion a is older than all of the rock layers. layer b is older than intrusion a. layers c, d, and e are older than intrusion a. intrusion a is older than layers c, d, and e. without additional information, you cannot tell the relative ages of intrusion a and rock layers c, d, and e. layer b is older than layers c, d, and e.