(a) lethal
(b) sublethal
(c) expressed in males
(d) expressed in females
[CBSE AIPMT 2004]
CONNECTING MINDS
To see this working, head to your live site.
The recessive genes located on X-chromosome in humans are always
The recessive genes located on X-chromosome in humans are always
1 answer0 replies
0
1 Comment
Share Your ThoughtsSign up to leave a comment.
Correct Option (c) Reason : The recessive genes located on X-chromosome in humans are always expressed in males because a female may be homozygous or heterozygous while male is always hemizygous (i.e. only one allele is present). Haemophilia, colour blindness are some human diseases which are frequently found in males.