Animal Biotechnology Chromosomes – Section 1


Warning: Undefined variable $ext in /www/wwwroot/gkfeed.com/public_html/wp-content/plugins/show-hidecollapse-expand/bg_show_hide.php on line 281

Warning: Undefined variable $ext in /www/wwwroot/gkfeed.com/public_html/wp-content/plugins/show-hidecollapse-expand/bg_show_hide.php on line 281

Warning: Undefined variable $ext in /www/wwwroot/gkfeed.com/public_html/wp-content/plugins/show-hidecollapse-expand/bg_show_hide.php on line 281

Warning: Undefined variable $ext in /www/wwwroot/gkfeed.com/public_html/wp-content/plugins/show-hidecollapse-expand/bg_show_hide.php on line 281

Warning: Undefined variable $ext in /www/wwwroot/gkfeed.com/public_html/wp-content/plugins/show-hidecollapse-expand/bg_show_hide.php on line 281

16. How does dosage compensation in Drosophila occur?

A. Hypertranscription of male X chromosome
B. Hypotranscription of female X chromosome
C. X inactivation in females
D. Chimerism

Correct Answer: A. Hypertranscription of male X chromosome
Advertisement

17. Hairy wing character of Drosophila is due to

A. duplication in region of chromosome
B. deletion in region of chromosome
C. due to presence of additional X-chromosome
D. due to a point mutation

Correct Answer: A. duplication in region of chromosome
Advertisement

18. A diagram depicting chromosomes of haploid set of an organism ordered in a series of decreasing size is known as

A. zymogram
B. chromogram
C. idiogram
D. karyogram

Correct Answer: C. idiogram
Advertisement

19. A cross-shaped (+) or a ring involving four chromosomes may be formed during metaphase I in case of

A. translocation heterozygote
B. deficiency
C. haploid organism
D. duplication

Correct Answer: A. translocation heterozygote
Advertisement

20. In the case of inversion when the inverted segment of chromosome includes centromere, it is known as

A. paracentric inversion
B. double inversion
C. inverted inversion
D. pericentric inversion

Correct Answer: D. pericentric inversion
Advertisement

Warning: Undefined variable $in_same_cat in /www/wwwroot/gkfeed.com/public_html/wp-content/plugins/EXP.GKFEED.COM/function.php on line 27

Warning: Undefined variable $excluded_categories in /www/wwwroot/gkfeed.com/public_html/wp-content/plugins/EXP.GKFEED.COM/function.php on line 27

Leave A Comment?