Sean has carpal tunnel syndrome. a few months ago, he began taking megadoses of vitamin b-6, when he read that the vitamin can cure the disorder. today, sean reported to his friends that his hands were feeling numb and his walking is unsteady. based on this information, sean should
a. continue taking the megadoses of vitamin b-6, because his body needs more time to heal
b. increase his vitamin b-6 intake, because the numbness and unsteadiness are signs that the treatment is working
c. stop taking vitamin b-6, because he is showing signs and symptoms of vitamin b-6 toxicity
d. discontinue taking vitamin b-6, because his body does not require the micronutrient

C). stop taking vitamin B-6, because he's showing signs and having symptoms of vitamin B-6 toxicity.

Explanation:

Increase amount of  vitamin B6 lead to lack of muscle control and coordination causing numbness in  the body. walking is also painful and unsteady after the side effects of increase amount of Vitamin B6 appears. High amount of Vitamin B6 can also cause nerve damage due to which coordination of body is also affected.  

SO if  hands were feeling numb and his walking is unsteady. Based on this information, Sean should  immediately stop taking vitamin B-6, because he's showing signs and having symptoms of vitamin B-6 toxicity.

answer; i believe that the correct answer is(d) nondisjunction during meiosis;

they fuse to form they have half as many chromosomes as a somatic cell of the same individual. b