Answer:
Brain cells are very sensitive to a lack of oxygen. Some brain cells start dying less than 5 minutes after their oxygen supply disappears. As a result, brain hypoxia can rapidly cause severe brain damage or death.
Explanation:
Other symptoms can include: hallucinations and delusions; increased agitation and confusion; depression and other mood disorders; personality changes, such as irritability and a reduced threshold for frustration; and an inability to focus or concentrate.
Answer:
The answer is most likely the 3rd option.
Answer:
The nucleus.
Explanation:
The nucleus is basically "the boss" of DNA along with housing it. Hope this helps!
I believe the answer would be heptane
