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Question

(B) In male honey bees (drones),gametes are produced by mitosis (equational division) because they are haploid $(n)$. $A$: Klinefelter syndrome $(47,

Vedclass · Accepted Answer

Gametes are formed by equational division in male honey bees.

Vedclass · Answer

(B) In male honey bees (drones),gametes are produced by mitosis (equational division) because they are haploid $(n)$. $A$: Klinefelter syndrome $(47, XXY)$ is caused by trisomy of sex chromosomes,not monosomy. $C$: Colour blindness is an $X$-linked recessive disorder,meaning it is caused by a defect in sex chromosomes,not autosomes. $D$: Sickle-cell anaemia is caused by a point mutation (substitution of glutamic acid by valine),not a frame-shift mutation.

List-$I$	List-$II$
$(a)$ Gain or loss of nitrogen base	$(i)$ Aneuploidy
$(b)$ Gain or loss of segment of $DNA$	$(ii)$ Frame shift
$(c)$ Gain or loss of whole set of chromosome	$(iii)$ Euploidy
$(d)$ Gain or loss of one chromosome	$(iv)$ Chromosomal aberration

Choose the correct option regarding genetic disorders and inheritance patterns.

Similar Questions

Match List-$I$ with List-$II$:
List-$I$ List-$II$
$(a)$ Gain or loss of nitrogen base $(i)$ Aneuploidy
$(b)$ Gain or loss of segment of $DNA$ $(ii)$ Frame shift
$(c)$ Gain or loss of whole set of chromosome $(iii)$ Euploidy
$(d)$ Gain or loss of one chromosome $(iv)$ Chromosomal aberration

Which of the following is genetically dominant in man?

The number of chromosomes present in a gorilla is:

Variation stands for differences in traits of progenies from

Select the wrong pair from the following:

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