HELP! LET ME BE GRADE 9 ALREADY!! How do the cell walls of the Elodea and the plasma membrane of the squamous epithelial cells (cheek cells) appear different?

Suggest why placing wheels under a heavy box reduces the neccessary force required to push it along at a constant speed.

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 of the following is caused by reproductive isolation within a species? a. a decrease in gene flow b. an increase in genetic flow c. a decrease in genetic drift d. an increase in gene flow