are collections of nephrons located beneath the renal cortex ?
A. renal cortexes
B. real capsules
C. renal medullae
D. renal pelvises

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

They are k strategist i think

Answerlong spined cacti will survive longer and reproduce more often than short spined cacti over time;