Which of the following processes do not depend on spontaneous radioactive decay?
Check all that apply.
A. the energy production in nuclear reactors
B. using carbon-14 to determine fossil ages
C. the energy production of the sun
D. radium paint that makes watch dials glow in the dark
E. the process of bone-scan imaging

d. organisms have cells with different shapes and functions.

not always but somethings can be reproduced in a laboratory.

increases the risk of extinction 

explanation:

the answer is that if the species suffers from the disease, there is nothing stronger than the others, so it is possible to remove wholeness. an example of this is hunger in irish potatoes, which has a deadly disease bearish part of all potato harvest masses. pretty much ruins the land of crops.