1. The figure below shows three types of sex determination. Select the option giving correct identification.

(1) C- ZZ males, ZW females
(2) A - XO Males, XX females
(3) B - XY females, XX males
(4) C - ZZ females, XX males

2. Mr. Siddarth is suffering from hypertrichosis  and phenylketonuria. His father is heterozygous  for phenylketonuria. The probability of  Siddarth's sperm having one recessive  autosomal allele and holandric gene is:-

3. A human male is heterozygous for two autosomalgenes A and B and homozygous recessive for 3autosomal gene c. The individual is having sry gene(s) on its y-chromosome. What will be theprobability of sperms to carry abCs condition :-

4. A typical angiosperm anther is :-
(1) Bilobed with each lobe having one theca.
(2) Bilobed with each lobe having four theca.
(3) Monolobed with each lobe having two theca.
(4) Bilobed with each lobe having two theca.

(C) (B) (A) +C