What is the first event to occur in the light reactions of photosynthesis?

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).

Which statement correctly describes a way that mutations increase the likelihood that a species will survive in a changing environment

Most animal cell membranes have proteins that pump. ions out of the cell and potassium ions into this