A. Lungs are strenghtened through cardiovascular exercise.
Glucagon and Insulin are both hormones that regulate blood sugar levels and they are both produced by the pancreas.
When sugar levels in the blood are high the pancreas secretes insulin from its beta cells and releases it into the blood stream. Insulin causes the red blood cells, fat cells and muscle cells to absorb sugar from the blood .
When sugar levels are low, the pancreas secrets glucagon from its alpha cells which stimulates the liver to release the glucose that is stored in its cells.
Thus these two hormones work in the body to keep sugar levels balanced.
Mangrove provides shelter to organisms on high coats, they help prevent erosion along coasts and they filter and process pollutants out of the environment
Answer: B )
Explanation: Hawks are on the top of the food chain in this question so it makes sense to only have few while having a good amount of bunnies to feed them. This all would need grass to bunnies alive; with process of elimination this was solved.
Hey and thanks for giving me the chance to serve u
____________________________________________
so part one
is the atmosphere
part two
earth and mars
