Greenhouse gases are best described as
a. the result of fossil fuel use
b. gases that cause the greenhouse effect
c. carbon dioxide and methane
d. gases that trap energy from the sun in earth’s atmosphere

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?

Which statement about the immune system is false? a. lymphocytes reduce inflammation, b. b cells remember specific pathogens. c. most white blood cells kill bacteria d. white blood cells are made in lymph nodes.

Which of these is not a nucleotide base found in dna?