Read the following statements with respect to Thalassemia and find the wrong one.

    1. Quantitative disorder
    2. Different forms of Thalassemia are observed
    3. Anaemia is not a characteristic feature of this disease
    4. Defect due to mutation and deletion

Subtopic:  Mendelian Disorders: Thalassemia |
 79%
From NCERT
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How sickle cell anaemia is different from Thalassemia?

(1) Being autosomal recessive

(2) Being a blood disease

(3) Being a qualitative disorder

(4) Involvement of mutation

Subtopic:  Mendelian Disorders: Thalassemia |
 85%
From NCERT
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The basis of Thalassemia classification can be-

(1) Which parent is affected

(2) Which chain of haemoglobin molecule is affected

(3) How much a chain is affected

(4) Which gender is showing the disease

Subtopic:  Mendelian Disorders: Thalassemia |
 80%
From NCERT
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Alpha Thalassemia is controlled by ------- on chromosome number----

(1) Linked gene, 11

(2) Linked gene, 16

(3) Unlinked gene, 11

(4) Unlinked gene, 16

Subtopic:  Mendelian Disorders: Thalassemia |
 73%
From NCERT
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Which of the following statements is wrong with respect to beta Thalassemia?

    1. Controlled by a single gene.
    2. Gene involved is HBA1
    3. Gene involved is present on chromosome number 11
    4. Occurs due to mutation
Subtopic:  Mendelian Disorders: Thalassemia |
 69%
From NCERT
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The genes which are involved in alpha Thalassemia are---- and ----- while in beta thalassemia are----.

(1) HBA1, HBB, HBA2

(2) HBB1 HBB2 HBA

(3) HBB1 HBA HBB2

(4) HBA1 HBA2 HBB

Subtopic:  Mendelian Disorders: Thalassemia |
 81%
From NCERT
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Find the correct match-

    1. Alpha Thalassemia- 11th chromosome
    2. Beta chromosome- 16th chromosome’
    3. Alpha Thalassemia- linked genes
    4. Thalassemia- Qualitative trait
Subtopic:  Mendelian Disorders: Thalassemia |
 75%
From NCERT
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If Ram has a brother Shyam suffering from Cystic Fibrosis, what is the probability of Ram being a carrier as his parents are normal?

a.1/4

b. ½

c.2/3

d.3/4

Subtopic:  Sex Linked Recessive Inheritance |
 63%
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Which of the four couples claiming the baby O positive blood type are possible biological parents of it?

a. B- and O-

b. O+ and AB+

c. AB+ and AB-

d.A+ and O-

Subtopic:  Dominance Deviation from Mendel: 2 |
 64%
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If two people who are carrier for a genetically inherited fatal recessive disease decide to marry and disease cause still birth. What is the probability of the live children to be a carrier?

a.1/2

b.2/3

c.1/4

d.1/3

Subtopic:  Pedigree Analysis: Problem Solving |
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