How do bacteria protect their genetic material and cytoplasm during harsh conditions?

The rate at which molecules water and oxygen can enter a cell is determined by the-

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?

What did hunter gathers do to alter the environment?