Are most bacteria harmful (pathogenic)? give examples of good bacteria.

The diagram illustrates the activity of vesicles during a cellular process.

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).

All other things being equal the size of a population will decrease if