Guard cells control when stomata open and close transport food down to the stem and roots are made of dead xylem and phloem cells store water and food multiple choice

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?

Dermal tissue in plants stores 1.extra food 2.transports water and nutrients 3.transports waste materials 4.is similar to epithelial cells in animals

The activity of the modern sample is 1.10 bq . how long does that measurement take?