Why do you think the Renaissance started in cities rather than in the
country side?

Flock x flock y flock z total pieces of food eaten (from previous page) 147 93 60 food percentage* % % % simulated number of birds in flock for 3rd generation** * divide each flock's total pieces of food by 300, the total number of pieces of food eaten. ** multiply the food percentage for each flock by the total number of birds (30).

When listening the levels of orginization in orginisims from the smallest to most complex , which level is just below organs in complexity

How do disease caused by bacteria and disease caused by viruses react to antibiotics?