The correct answer is:
"A karyotype can be used for reporting medical concerns and possible genetic disorders
Explanation;
A Karyotype is the number of the chromosome in a cell. In humans, the typical amount of chromosomes is 46. Seldom humans have a varying number of chromosomes and then the karyotype (for example the number) can be used for inscribing for example of genetic disorders- so the answer is that it can be used for reporting of genetic disorders.
Carbohydrate is what you are looking for
The correct answer would most likely be A
C) neurons - nerve tissue - brain - central nervous system - human being
B because theyre in order of the number of protons