Year What is the most reasonable hypothesis for the increase in insects seen in year four?
A
If insects from a neighboring field had moved into the area before the insecticide was applied in year four, then their population would increase
B
If the insecticide used in year four was stronger than it was in previous years then the population of insects would decrease
If the population of insects was resistant to the insecticide, then their population would increase in year 4.
D. If the insects in the field in year four were the same species as in previous years, then the population would decrease

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

During an experiment, readings for blood pressure in a persons body were found to be constant . however , when he measured by a different blood pressure cuff , the readings differed by 15 points for each reading. this difference indicates that the results are

Ihave a question. diplontic animals usually produce both eggs or sperm which are :