| Direction Read the following and answer the questions from given below |
| Genes are segments of Deoxyribonucleic Acid (DNA) that contains the code for a specific protein that functions in one or more types of cells in the body. Chromosomes are structures within cells that contain a person's genes. Genes are passed down the generations in a particular manner and we receive roughly half of our genetic material from each parent. Chromosomes describe and determine gender and any change in them causes chromosomal abnormalities. |
| (ii) Crossing over in diploid organism is responsible for |
A) segregation of alleles
B) recombination of linked alleles
C) dominance of genes
D) linkage between genes
Correct Answer: B
Solution :
[b] Exchange of chromatid segment between the non-sister chromatids of a bivalent is called crossing over. It occurs during pachytene of prophase-I and it is responsible for recombination of genes.
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