The factors that contribute to Mercury's daily temperature fluctuation of about 600°C are the planet's slow rotation and
A. its close proximity to the sun.
B. its dense atmosphere.
C. its heavy, rocky, water-less terrain
D. the absence of a thick atmospheric layer to regulate temperature.

Look at the picture below . what does this picture represent ?

Glucose is a form of sugar found in the blood cells use glucose as a source of energy, but too much or too little can cause serious health issues so, the body uses the hormone insulin to regulate glucose n the blood insulin maintain glucose levels in the blood if blood glucose lovels got very high, what would you expect to see happen to insulin levels?

Variety of living organisms; includes genetic, species, and ecological types.