The answer should be <span>An error during the S phase is corrected during the G2 phase.</span>
The only correct answer in this case is B - a stroke.
None of the other answers could be counted as correct here.
While A - a heart attack is conceptualy similar, when we're talking about a heart attack, we're talking about not enough oxygen that gets delivered to the heart - because something is blocking it.
C - hypertension on the other hand means someone has a higher blood pressure than is usual for a regular human being, which puts more strain on his cardiovascualr system.
and D - atherosclerosis doesn't come even close to be correct :)
Considering answers;
-fever
-constricted veins
-swollen veins
-confusion
Answer;
Swollen veins
Swollen veins might be a symptom of a person whose vein valves are not functioning properly and are causing fluid it flow away from the heart.
Explanation;
Valves are structures that are found in the circulatory system both in the heart and the veins.
They function to prevent the back flow of blood.
They do so by ensuring the continuous flow of blood in one direction.
If the valves are not functioning properly it may lead to various effects such as swollen veins due to the back flow of blood which may lead to the pooling of blood in the extremities.
it would be blood hope this hrlped
<span>in Scientific method observation comes first,,,
hypothesis is a short time theory made on the basis of observation..
hypothesis depends upon observation...
you suggest any statement about the phenomenon that you felt either my your mind or senses that is hypothesis...</span><span>
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