When focusing a specimen you should always start with the SCANNING objective. Scanning objective is used to put the object you want to examine in focus. After proper focusing on the object, you can now switch to power objective.
Insulin is a hormone made by the pancreas that allows your body to use. After you eat food and your blood sugar level rises, cells in your pancreas (known as beta cells) are signaled to release insulin into your bloodstream. Insulin then attaches to and signals cells to absorb sugar from the bloodstream.
Try this web site. It might have the answer. But you might have to scroll down some. https://quizlet.com/16339858/chapter-34-the-plant-body-flash-cards/
The absortion of heat by the breaking of hydrogen bonds.
NOTE: NOT guaranteed the answer.