The identification of an individual by the means of genetic engineering is possible because the Y chromosomes in the males does not experience any crossing-over as there is only a single Y chromosome present in a human male.
The mitochondrial DNA is passed from the mother to child in the cytoplasm of the cell, and it is passed on without any changes. The X chromosome is can be passed from a mother to her son as he will receive Y chromosome from his father.
Hence, the correct answer is 'Option B - The Y chromosome does not experience crossing over'.
Answer:
22.solution A is hypertonic
23.hypotonic
24.hypertonic
25.hypotonic
26.isotonic
D . Tt is heterozygous genotype written
It will stay in a persons nervous system for the rest of their life
Answer:
14
Explanation:
Because A=T and C=G so each pair in the strand counting as 1 equals 14 base pairs
