According to the Daily Chill, krill count has dropped to an all-time low this season! Penguins rely on krill to survive in the Antarctic. Without krill, the species could go extinct. Apparently, the cause is related to a biotic factor - or one caused by some other living thing in my ecosystem. Could you explore energy transfer in the ecosystem to find the cause of their decline?

Which of the following are causes of coastal erosion? check all that apply. beach grasses and other plants trap windblown sand. wave action carves away the coastline. groundwater under pressure is forced to earth’s surface. artificial structures stop the natural flow of sand along the coast. underground caves collapse as bedrock is dissolved.

Aflame cell is at the end of each tubule of the nephridium malpighian tubules kidneys none of the above

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