General Science Questions

Cholesterol is referred as an amphipathic molecule, that it contains its hydrophilic and hydrophobic parts.

Eating raises blood sugar levels, insulin stimulates the lowering of blood sugar level. In this example the response to the stimulus (increased blood sugar levels) opposes that stimulus (by lowering blood sugar levels).

Plants wilt due to excess of Transpiration.

Exercise can boost your memory and thinking skills by improvising alertness, attention and motivation.

Cobalt therapy or cobalt-60 therapy is the medical use of gamma rays from the radioisotope cobalt-60 to treat conditions such as cancer.

Cobalt 60 is a synthetic radioactive isotope of cobalt with a half-life of 5.2714 years. It is produced artificially in nuclear reactors.

Photosynthesis process removes carbon dioxide from the atmosphere. Green plants remove carbon dioxide from the atmosphere by photosynthesis. 

The level of carbon dioxide in the atmosphere is maintained by several processes, including photosynthesis, respiration and combustion. 

A normal reading would be any blood pressure below 120/80 mm Hg and above 90/60 mm Hg in an adult. If you're in the normal range, no medical intervention is needed.

However, you should maintain a healthy lifestyle and healthy weight to help prevent hypertension from developing.