In humans,pattern baldness is a type of ....... trait.

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

In $Drosophila$,during organ differentiation,if one organ is transformed into another (e.g.,legs instead of wings),what is the gene responsible for such transformation called?

Which of the following is $NOT$ true for $Drosophila$ $melanogaster$?

In certain plant species,red flower colour is incompletely dominant to white flower colour (the heterozygote is pink) and tall stems are completely dominant to dwarf stems. If a tall pink plant $(TtRr)$ is crossed with a tall white plant $(TTrr),$ which one of the following types of plants would be produced in the offspring?

Match the items of column $I$ with column $II$:

Column $I$	Column $II$
$(a) XX-XO$ method of sex determination	$(i)$ Turner's syndrome
$(b) XX-XY$ method of sex determination	$(ii)$ Female heterogametic
$(c)$ Karyotype $45$	$(iii)$ Grasshopper
$(d) ZW-ZZ$ method of sex determination	$(iv)$ Female homogametic

Select the correct option from the following: