Question

Which one of the following statements about the particular entity is true?

1.Centromere is found in animal cells which produces aster during cell division
2.The gene for producing insulin is present in every body cell
3.Nucleosome is formed of nucleotides
4.DNA consists of a core of eight histones

plz ans with reason or way of thinking.

Answer 1

all are correct

in first statement centrosome synthesizes astral rays during cell division to pull the chromosomes to opposite poles

in second statement insulin gene is present in every body cell but it is functional in only liver cell

in third statement a single nucleosome is made of 200 base pairs of nucleotide

in last statement dna wrapped around 8 histone protein core is termed as a single nucleosome

Answer 2

Answer:

b

Explanation:

insulin genes are present in every cellbut arenot expressed