Answer:
This question is incomplete, the options are:
A) Decreased temperature
B) Strong southerly winds
C) Presence of a predator
D) Lack of water
The answer is C
Explanation:
A stimulus is something that provokes a response or reaction in a living organism. It can either be internal or external. An animal can respond to stimulus such as hunger, heat, predator etc.
However, among all the listed stimuli in the options, the PRESENCE OF A PREDATOR is most likely to result in a more rapid heartbeat in an animal. This is because the predator stimulus will require the animal to respond by running in order to survive. Running will increase its metabolic activity and cause its heartbeat to increase.
I think it the answer could be a "steamy mixture of carbon dioxide and water vapor".
You forgot to put the options, but i believe it is magma.
Spongy bones forms the interior of the epiphyses, the diaphysis consist of compact bone surround the central marrow cavity.
D. The chromatin coils and condenses into visible chromosomes.
is the correct answer....
HOPE IT HELPS YOU '_'