4. How did the Black Death affect families?

What is the inability of an individual or a society to achieve a minimum standard of living known as ?

Urgent. the table shows the relative blood flow through some organs in the human body that is, the percentage of blood that flows through a given organ, through which organ(s) does all the blood flow? explain the effect of exercise on blood flow to skeletal muscles.

9. the history of life on earth is recorded in