The photograph shows a strip of lamd with no trees on the inside curve of a river which action most directly caused this strip of treeless land to form

The answer to this will be from your lab notes/procedure. it would be best to ask another student who participated in the lab as we do not know what was done, what enzyme or if the temperature is celsius or fahrenheit. if i were to guess though i'd say the rate stopped due to enzyme denturing at high temperature

Since the black bears eat both fruit and meat that makes them an omnivore

For you to be sure whether it is high pressure in the breathing system or to confirm the percentage of air which is taken in and out by the patient