Genetics and Evolution-Heredity and Variation (KVPY Stream-SA (Class 11) Biology): Questions 6 - 8 of 8

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 304 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 250.00 or

Question number: 6

» Genetics and Evolution » Heredity and Variation » Pleiotropy

Appeared in Year: 2014

MCQ▾

Question

A woman heterozygous for color blindness marries a colorblind man. What would be the ratios of carrier daughters, colorblind daughters, normal sons and color blind sons in the F1 generation?

Choices

Choice (4) Response
a.

1: 1: 1: 1

b.

2: 1: 1: 2

c.

1: 2: 2: 1

d.

1: 1: 2: 2

Question number: 7

» Genetics and Evolution » Heredity and Variation » Pleiotropy

Appeared in Year: 2014

MCQ▾

Question

Children suffering from phenylketonuria are given food low in phenylalanine and supplemented with tyrosine. This is because they

Choices

Choice (4) Response
a.

Have increased tyrosine anabolism

b.

Do not require phenylalanine

c.

Are unable to utilize phenylalanine

d.

Have increased tyrosine catabolism

Question number: 8

» Genetics and Evolution » Heredity and Variation » Chromosomal Disorders in Humans

Appeared in Year: 2012

MCQ▾

Question

Huntington’s disease is a disease of the:

Choices

Choice (4) Response
a.

Respiratory system

b.

Nervous system

c.

Circulatory system

d.

Excretory system

Sign In