Sex chromosome of male are
homozygous
heterozygous
hemizygous
autosomes
Which of the following symbols are used for representing chromosome of birds
ZZ-ZW
XX-XY
XO-XX
ZZ-WW
When an animal has both the character of male and female, it is called
intersex
supermale
superfemale
gynandromorph
The recessive genes located on X-chromosomes in human are always
lethal
sub-lethal
expressed in males
expressed in females
Number of heterosomes in humans are
23 pairs
1 pair of chromosome
46 chromosomes
33 pairs of chromosomes
When released from ovary, human egg contains
one Y-chromosome
one X-chromosome
two X-chromosome
XY-chromosome
The Barr body is observed in
basophils of male
neutrophils of female
eosinophils
neutrophils of male
In Drosophila, the sex is determined by
X and Y- chromosomes
the ratio of number of X-chromosome to the set of autosomes
whether the egg is fertilized or develops parthenogenetically
the ratio of pair of X-chromosome to the pair of autosomes
Human female posses 44 + XX chromosomes. The secondary oocyte shall have
44 + XX
22
44
22 + X
Sex chromosomes of a female bird are represented
XX
ZW
XY
XO
