Select the pair of hereditary disorders that are sex linked

7) Select the pair of hereditary disorders that are sex linked
a)thalassemia and phenylketonuria
b phenylketonuria and sicklecell anaemia
c) sicklecell anaemia and colour blindness
d) colour blindness and haemophilia
by

1 Answer

Answer :

7.d colour blindness and haemophilia
by

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Last Answer : Answer: a, d Hemophilia A is inherited as a sex-linked recessive deficiency of factor VIII although 0% of cases are secondary to spontaneous mutation. The incidence of this abnormality is ... factor levels as low as 1% have been noted and patients are at risk for spontaneous bleeding

Which of the following human genetic disorders is sex-linked ? (1) Haemophilia (2) Cystic fibrosis (3) Albinism (4) PKU

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Mr. Kapoor has Bb autosomal gene pair and d allele sex-linked. What shall be proportion of Bd in sperms? (a) Zero (b) 1/2 (c) 1/4 (d) 1/8

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Select the incorrect statement with regard to haemophilia. (a) It is a dominant disease.(b) A single protein involved in the clotting of blood is affected. (c) It is a sex-linked disease. (d) It is a recessive disease.

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Why do sex linked traits appear more in males than in females? -Biology

Description : Why do sex linked traits appear more in males than in females? -Biology

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Why do sex linked traits appear more in males than in females? -Biology

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Which genetic disease is sex -linked ? -General Knowledge

Description : Which genetic disease is sex -linked ? -General Knowledge

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Which genetic disease is sex -linked ? -General Knowledge

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What are the human problems caused by sex linked genes ?

Description : What are the human problems caused by sex linked genes ?

Last Answer : Problems that occur in humans due to sex linked genes Color blindness: Not being able to understand the differences between different races. Hemophilia: Abnormal delay in blood circulation causes continuous ... vision. Muscular dystrophy: Muscle complications , loss of mobility at the age of ten.

What is sex linked gene ?

Description : What is sex linked gene ?

Last Answer : The sex linked gene is the gene located on the sex chromosome. There are more than 50 sex-linked genes in human sex chromosomes.

What is Sex- Linked Inheritance ?

Description : What is Sex- Linked Inheritance ?

Last Answer : Sex-linked heredity is the transmission of sex-linked traits through sex chromosomes.

$ Haemophilia is a sex linked disease ! Haemophilia is due to a recessive gene.

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$ Sicke cell anaemia is a type of pleiotropy. ! Sex linked inharitance is also called criss cross inheritance.

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What statement is true about recessive sex-linked traits such as color blindness?

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Why do-sex linked traits follow different patterns of inheritance than other traits?

Description : Why do-sex linked traits follow different patterns of inheritance than other traits?

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How can a female inherit a sex linked trait?

Description : How can a female inherit a sex linked trait?

Last Answer : What is the answer ?

Sex-linked dominant?

Description : Sex-linked dominant?

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Lesch-Nyhan syndrome, the sex linked, recessive absence of HGPRTase, may lead to (A) Compulsive self destructive behaviour with elevated levels of urate in serum (B) Hypouricemia due to liver damage (C) Failure to thrive and megaloblastic anemia (D) Protein intolerance and hepatic encephalopathy

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Lesch-Nyhan syndrome, the sex linked recessive disorder is due to the lack of the enzyme: (A) Hypoxanthine-guanine phosphoribosyl transferse (B) Xanthine oxidase (C) Adenine phosphoribosyl transferase (D) Adenosine deaminase

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The genes, which remain confined to differential region of ‘Y’ chromosome, are: (a) Autosomal genes (b) Holandric genes (c) Sex linked genes (d) Mutant genes

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Genes for sex-linked traits are located on

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The genes, which remain confined to differential region of Y-chromosome, are (a) autosomal genes (b) holandric genes (c) completely sex-linked genes (d) mutant genes.

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A genetically diseased father (male) marries with a normal female and gives birth to 3 carrier girls and 5 normal sons. It may be which type of genetic disease? (a) Sex-influenced disease (b) Blood group inheritance disease (c) Sex-linked disease (d) Sex-recessive disease

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.A diseased man marries a normal woman. They get three daughters and five sons. All the daughters were diseased and sons were normal. The gene of this disease is (a) sex linked dominant (b) sex linked recessive (c) sex limited character (d) autosomal dominant.

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A man and a woman, who do not show any apparent signs of a certain inherited disease, have seven children (2 daughters and 5 sons). Three of the sons suffer from the given disease but none of the daughters affected. Which of the following mode of inheritance do you suggest for this disease? (a) Sex-linked dominant (b) Sex-linked recessive (c) Sex-limited recessive (d) Autosomal dominant

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Study the pedigree chart given below. What does it show? (a) Inheritance of a condition like phenylketonuria as an autosomal recessive trait. (b) The pedigree chart is wrong as this is not possible. (c) Inheritance of a recessive sex-linked disease like haemophilia. (d) Inheritance of a sex-linked inborn error of metabolism like phenylketonuria

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A fruit fly is heterozygous for sex-linked genes, when mated with normal female fruit fly, the males specific chromosome will enter egg cell in the proportion (a) 3 : 1 (b) 7 : 1 (c) 1 : 1 (d) 2 : 1.

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According to text, the terms masculinity and femininity are most closely linked to [A] Patriarchy [B] Sex [C] Gender [D] Sexism

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Agammaglobulinemia is also known as a) Bruton’s disease. Bruton’s disease is a sex-linked disease that results in infants born with the disorder suffering severe infections soon after birth

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. Sickle-cell anaemia is (a) caused by substitution of valine by glutamic acid in the beta globin chain of haemoglobin (b) caused by a change in a single base pair of DNA (c) characterized by elongated sickle like RBCs with a nucleus (d) an autosomal linked dominant trait.

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Which of the following genetic disorders in man are caused by a dominant gene? 1. Edwards Syndrome 2. Huntington's disease 3. Marfan Syndrome 4. Thalassemia Select the correct answer using codes given below: (a) 1 and 3 (b) 1 and 4 (c) 2 and 3 (d) 2 and 4

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Select the correct statement with respect to disorders of muscles in humans. (a) Failure of neuromuscular transmission in myasthenia gravis can prevent normal swallowing. (b) Accumulation of urea and creatine in the joints causes their inflammation. (c) An overdose of vitamin D causes osteoporosis. (d) Rapid contractions of skeletal muscles cause muscle dystrophy

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Select the correct match. (a) Haemophilia – Y linked (b) Phenylketonuria – Autosomal dominant trait(c) Sickle cell anaemia – Autosomal recessive trait,chromosome -11 (d) Thalassemia – X linked

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Imitability of resources, capabilities & competencies are linked with how far they are: Select one: a. All of these b. Transparent c. Replicable d. Transferable

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A country with a high rate of population growth took measures to reduce it. The figure below shows age-sex pyramids of populations A and B twenty years apart. Select the correct interpretation about them.(a) “B” is earlier pyramid and shows stabilized growth rate. (b) “B” is more recent showing that population is very young. (c) “A” is the earlier pyramid and no change has occurred in the growth rate. (d) “A” is more recent and shows slight reduction in the growth rate.

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Select the incorrect statement from the following. (a) Galactosemia is an inborn error of metabolism. (b) Small population size results in random genetic drift in a population. (c) Baldness is a sex-limited trait. (d) Linkage is an exception to the principle of independent assortment in heredity

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. Select the incorrect statement. (a) Human males have one of their sex-chromosome much shorter than other. (b) Male fruit fly is heterogametic. (c) In male grasshoppers, 50% of sperms have no sex-chromosome. (d) In domesticated fowls, sex of progeny depends on the type of sperm rather than egg.

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Select the incorrect match. (a) Lampbrush – Diplotene bivalents chromosomes (b) Allosomes – Sex chromosomes (c) Sub-metacentric – L-shaped chromosomes chromosomes (d) Polytene – Oocytes of chromosomes amphibians

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Last Answer : (d) Polytene – Oocytes of chromosomes amphibians

Select the incorrect match : (1) Lampbrush – Diplotene bivalents chromosomes (2) Allosomes – Sex chromosomes (3) Submetacentric – L-shaped chromososmes chromosomes (4) Polytene – Oocytes of amphibians chromosomes

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