What is a recessive lethal genetic disorder?

What is a recessive lethal genetic disorder?
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Down Syndrome, a congenital genetic disorder in human beings, is cased by : (a) a defective recessive gene in homozygous condition (b) an extra x chromosome (c) trisomy of chromosome 18 (d) trisomy of chromosome 21

Description : Down Syndrome, a congenital genetic disorder in human beings, is cased by : (a) a defective recessive gene in homozygous condition (b) an extra x chromosome (c) trisomy of chromosome 18 (d) trisomy of chromosome 21

Last Answer : Ans:(d)

The recessive genes located on X-chromosome humans are always (a) lethal (b) sub-lethal (c) expressed in males (d) expressed in females.

Description : The recessive genes located on X-chromosome humans are always (a) lethal (b) sub-lethal (c) expressed in males (d) expressed in females.

Last Answer : (c) expressed in males

An autosomal recessive disorder, xanthinuria is due to deficiency of the enzymes: (A) Adenosine deaminase (B) Xanthine oxidase (C) HGPRTase (D) Transaminase

Description : An autosomal recessive disorder, xanthinuria is due to deficiency of the enzymes: (A) Adenosine deaminase (B) Xanthine oxidase (C) HGPRTase (D) Transaminase

Last Answer : Answer : B

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

Description : 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

Last Answer : Answer : A

All of the following statements about Tangier disease are true except (A) It is a disorder of HDL metabolism (B) Its inheritance is autosomal recessive (C) Apoproteins A-I and A-II are not synthesised (D) Plasma HDL is increased

Description : All of the following statements about Tangier disease are true except (A) It is a disorder of HDL metabolism (B) Its inheritance is autosomal recessive (C) Apoproteins A-I and A-II are not synthesised (D) Plasma HDL is increased

Last Answer : Answer : D

If both parents are carriers for thalassaemia, which is an autosomal recessive disorder, what are the chances of pregnancy resulting in an affected child? (a) 25% (b) 100% (c) No chance (d) 50%

Description : If both parents are carriers for thalassaemia, which is an autosomal recessive disorder, what are the chances of pregnancy resulting in an affected child? (a) 25% (b) 100% (c) No chance (d) 50%

Last Answer : 25%

Which of the following most appropriately describes haemophilia? (a) Chromosomal disorder (b) Dominant gene disorder (c) Recessive gene disorder (d) X-linked recessive gene disorder

Description : Which of the following most appropriately describes haemophilia? (a) Chromosomal disorder (b) Dominant gene disorder (c) Recessive gene disorder (d) X-linked recessive gene disorder

Last Answer : (d) X-linked recessive gene disorder

Pick out the correct statements. (1) Haemophilia is a sex-linked recessive disease. (2) Down’s syndrome is due to aneuploidy. (3) Phenylketonuria is an autosomal recessive gene disorder. (4) Sickle cell anaemia is an X-linked recessive gene disorder. (a) (1), (3) and (4) are correct. (b) (1), (2) and (3) are correct. (c) (1) and (4) are correct. (d) (2) and (4) are correct.

Description : Pick out the correct statements. (1) Haemophilia is a sex-linked recessive disease. (2) Down's syndrome is due to aneuploidy. (3) Phenylketonuria is an autosomal recessive gene disorder. (4) Sickle cell anaemia is an X- ... are correct. (c) (1) and (4) are correct. (d) (2) and (4) are correct.

Last Answer : (b) (1), (2) and (3) are correct.

Ataxia is the term that refers to a) uncoordinated muscle movement. Ataxia-telangiectasia is an autosomal recessive disorder affecting both T-cell and B-cell immunity.

Description : Ataxia is the term that refers to a) uncoordinated muscle movement. Ataxia-telangiectasia is an autosomal recessive disorder affecting both T-cell and B-cell immunity. b) vascular lesions ... to understand the spoken word. d) difficulty swallowing. Dysphagia refers to difficulty swallowing.

Last Answer : a) uncoordinated muscle movement. Ataxia-telangiectasia is an autosomal recessive disorder affecting both T-cell and B-cell immunity.

What does dominant and recessive mean in genetic?

Description : What does dominant and recessive mean in genetic?

Last Answer : What is the answer ?

All are true about lesch-nyhan syndrome except (A) Produces self-mutilation (B) Genetic deficiency of the enzyme (C) Elevated levels of uric acid in blood (D) Inheritance is autosomal recessive

Description : All are true about lesch-nyhan syndrome except (A) Produces self-mutilation (B) Genetic deficiency of the enzyme (C) Elevated levels of uric acid in blood (D) Inheritance is autosomal recessive

Last Answer : Answer : B

A true breeding plant is (a) one that is able to breed on its own (b) produced due to cross-pollination among unrelated plants (c) near homozygous and produces offspring of its own kind (d) always homozygous recessive in its genetic constitution.

Description : A true breeding plant is (a) one that is able to breed on its own (b) produced due to cross-pollination among unrelated plants (c) near homozygous and produces offspring of its own kind (d) always homozygous recessive in its genetic constitution.

Last Answer : c) near homozygous and produces offspring of its own kind

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

Description : 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

Last Answer : (c) Sex-linked disease

Which one is the incorrect statement with regard to the importance of pedigree analysis? (a) It confirms that DNA is the carrier of genetic information. (b) It helps to understand whether the trait in question is dominant or recessive. (c) It confirms that the trait is linked to one of the autosome. (d) It helps to trace the inheritance of a specific trait.

Description : Which one is the incorrect statement with regard to the importance of pedigree analysis? (a) It confirms that DNA is the carrier of genetic information. (b) It helps to understand whether the trait in ... linked to one of the autosome. (d) It helps to trace the inheritance of a specific trait.

Last Answer : (a) It confirms that DNA is the carrier of genetic information.

In a genetic cross having recessive epistasis, F2 phenotypic ratio would be (a) 9 : 6 : 1 (b) 15 : 1 (c) 9 : 3 : 4 (d) 12 : 3 : 1.

Description : In a genetic cross having recessive epistasis, F2 phenotypic ratio would be (a) 9 : 6 : 1 (b) 15 : 1 (c) 9 : 3 : 4 (d) 12 : 3 : 1.

Last Answer : (c) 9 : 3 : 4

How does someone get a genetic disorder?

Description : How does someone get a genetic disorder?

Last Answer : Are you asking for assistance with a homework assignment?

Why is a genetic disorder not considered a disease?

Description : Why is a genetic disorder not considered a disease?

Last Answer : AFAIK, A disease is aquired; you are not born with it.

What is Genetic Disorder ?

Description : What is Genetic Disorder ?

Last Answer : Genetic disorders are diseases caused by abnormalities of genes or chromosomes. Diseases such as Huntington's Down syndrome are caused by a genetic disorder.

If a child is born with a genetic disorder when neither of his biological parents have that disorder?

Description : If a child is born with a genetic disorder when neither of his biological parents have that disorder?

Last Answer : Feel Free to Answer

Is Bipolar disorder genetic?

Description : Is Bipolar disorder genetic?

Last Answer : Yes BiPolar is genetic and it is highly likely that someone who has BiPolar has a family member with the same condition. But not always i mean someone has to be first.

In the genetic disorder of cystinuria, the patient excretes large quantities of cystine in their urine and its low solubility causes crystalline cystine to precipitate as stones in kidneys. The remedy involves ingesting Na HCO3. Reaction of this treatment is (A) NaHCO2 combines with cystine (B) NaHCO3 raises the pH above the isoelectric point of cystine (C) NaHCO3 prevents stone formation by hydrolysis of cystine to cysteine (D) None of these

Description : In the genetic disorder of cystinuria, the patient excretes large quantities of cystine in their urine and its low solubility causes crystalline cystine to precipitate as stones in kidneys. The remedy ... C) NaHCO3 prevents stone formation by hydrolysis of cystine to cysteine (D) None of these

Last Answer : Answer : C

Haemophilia is – (1) an organic disorder (2) a metabolic disorder (3) a genetic disorder (4) a hormonal disorder

Description : Haemophilia is – (1) an organic disorder (2) a metabolic disorder (3) a genetic disorder (4) a hormonal disorder

Last Answer : (3) a genetic disorder Explanation: Haemophilia is a group of hereditary genetic disorders that impair the body's ability to control blood clotting or coagulation, which is used to stop bleeding when a blood ... the most common form of the disorder, present in about 1 in 5,00010,000 male births.

Haemophilia is a genetic disorder which leads to - (1) decrease in haemoglobin level (2) rheumatic heart disease (3) decrease in WBOC (4) non-clotting of blood

Description : Haemophilia is a genetic disorder which leads to - (1) decrease in haemoglobin level (2) rheumatic heart disease (3) decrease in WBOC (4) non-clotting of blood

Last Answer : (4) non-clotting of blood Explanation: Haemophilia is a mostly inherited genetic disorder that impairs the body's ability to make blood clots, a process needed to stop bleeding.

Haemophilia is a genetic disorder which lead to – (1) decrease in haemoglobin level (2) rheumatic heart disease (3) decrease in WBC (4) non-clotting of blood

Description : Haemophilia is a genetic disorder which lead to – (1) decrease in haemoglobin level (2) rheumatic heart disease (3) decrease in WBC (4) non-clotting of blood

Last Answer : (4) non-clotting of blood Explanation: Haemophilia is a mostly inherited genetic disorder that impairs the body's ability to make blood clots, a process needed to stop bleeding.

What is the genetic disorder in which an individual has an overall masculine development, gynaecomastia and is sterile? (a) Down’s syndrome (b) Turner’s syndrome (c) Klinefelter’s syndrome (d) Edward syndrome

Description : What is the genetic disorder in which an individual has an overall masculine development, gynaecomastia and is sterile? (a) Down’s syndrome (b) Turner’s syndrome (c) Klinefelter’s syndrome (d) Edward syndrome

Last Answer : Klinefelter’s syndrome

Which of the following diseases is a chronic, progressive, hereditary disease of the nervous system that results in progressive involuntary dance-like movement and dementia? a) Huntington’s disease Because it is transmitted as an autosomal dominant genetic disorder, each child of a parent with HD has a 50% risk of inheriting the illness.

Description : Which of the following diseases is a chronic, progressive, hereditary disease of the nervous system that results in progressive involuntary dance-like movement and dementia? a) Huntington's ... the central nervous system characterized by spongiform degeneration of the gray matter of the brain.

Last Answer : a) Huntington’s disease Because it is transmitted as an autosomal dominant genetic disorder, each child of a parent with HD has a 50% risk of inheriting the illness.

Genetic Disorder

Description : Genetic Disorder

Last Answer : Among all genetic disorders, cystic fibrosis (CF) is one of the more common. This potentially fatal illness affects about 30,000 individuals in the United States, and approximately 3,000 ... and Laura Rothenberg have all written memoirs on their lives with cystic fibrosis before they died.

Haemophilia is (1) an organic disorder (2) a metabolic disorder (3) a genetic disorder (4) a hormonal disorder

Description : Haemophilia is (1) an organic disorder (2) a metabolic disorder (3) a genetic disorder (4) a hormonal disorder

Last Answer : a genetic disorder

What is the minimum age, in your opinion, to start teaching a child lethal knife fighting for self defence?

Description : What is the minimum age, in your opinion, to start teaching a child lethal knife fighting for self defence?

Last Answer : I agree, 5. The best knife depends on the common weapons of the other children, and the cultural responses to violence. My choice in my circumstances was the pencil.

If putting animals to sleep is painless, why is the lethal injection in humans painful?

Description : If putting animals to sleep is painless, why is the lethal injection in humans painful?

Last Answer : I’ve wondered that exact same thing. Maybe it has to do with the amount of drugs needed? I did read that some of the drugs used in the best cocktail for lethal injection are less available now.

Can organs from people who had lethal injection be used?

Description : Can organs from people who had lethal injection be used?

Last Answer : answer:My understanding is that lethal injection kills because it suppresses breathing and stops the heart from beating. I don't think it causes any organ damage at all. This is something I've wondered ... too violent in the public eye. Lethal injection looks more peaceful but it's really not.

Why isn't there a lethal radiation hazard on the surface at the earth's magnetic poles?

Description : Why isn't there a lethal radiation hazard on the surface at the earth's magnetic poles?

Last Answer : I think you have a serious misunderstanding of what the earths magnetic field does. It deflects them, it does not funnel them down.

Gun-Control jellies! What do you think of civilians carrying less-lethal weapons for their defense? (I suppose that anti-gun-control jellies can chime in, too.)

Description : Gun-Control jellies! What do you think of civilians carrying less-lethal weapons for their defense? (I suppose that anti-gun-control jellies can chime in, too.)

Last Answer : Fine with me. Just no killing machines on the street.

What are the laws for the State of MN and the City of Minneapolis regarding the use of non-lethal self defence weapons?

Description : What are the laws for the State of MN and the City of Minneapolis regarding the use of non-lethal self defence weapons?

Last Answer : You can definitely own a stun gun in MN: http://www.beststungun.com/stun-gun-laws.html and http://www.cbgsafetyproducts.com/stungunlaws.htm You will probably be ok to use the weapons this MN- ... self-defense classes for women. That might be an interesting option if she/they are willing to attend.

Repeat DUI's resulting in eventual manslaughter. What to do with someone like this- jail, prison, rehab... lethal injection?

Description : Repeat DUI's resulting in eventual manslaughter. What to do with someone like this- jail, prison, rehab... lethal injection?

Last Answer : jail combined with rehab and psychological treatment.

Why are homozygous alleles lethal? -Biology

Description : Why are homozygous alleles lethal? -Biology

Last Answer : answer:

Why is homozygous achondroplasia lethal? -Biology

Description : Why is homozygous achondroplasia lethal? -Biology

Last Answer : answer:

Is Heroin a lethal drug?

Description : Is Heroin a lethal drug?

Last Answer : Yes

What is a lethal dose?

Description : What is a lethal dose?

Last Answer : I have advanced microvascular ischaemic disease In the frontal lobes & posterior trigones plus bilateral deafness and SMA. I don't want to end with Dementia etc, I want to choose my time. I have to Zopiclone, Zapain & Nortriptyline. Recommendations?

UV rays prove lethal due to inactivation of:

Description : UV rays prove lethal due to inactivation of:

Last Answer : UV rays prove lethal due to inactivation of: A. Proteins, nucleic acids and pigments B. minerals ... and vitamins D. water, carbon dioxide and oxygen.

What is lethal dose of zopiclone?

Description : What is lethal dose of zopiclone?

Last Answer : An accurage Lethal Dose for the drug Zopiclone in humans doesnot seem to be currently available. This information may beuseful.History: A 72-year-old hospitalized male diedfollowing an intentional overdose ... or think of the possibilites. Zopiclonse really impairs u ijust kept taking more and more

What is a lethal dose of lamictal?

Description : What is a lethal dose of lamictal?

Last Answer : Feel Free to Answer

The most likely lethal mutation is (A) Substitution of adenine for cytosine (B) Insertion of one nucleotide (C) Deletion of three nucleotides (D) Substitution of cytosine for guanine

Description : The most likely lethal mutation is (A) Substitution of adenine for cytosine (B) Insertion of one nucleotide (C) Deletion of three nucleotides (D) Substitution of cytosine for guanine

Last Answer : Answer : B

Concentration of a material which is lethal to 50% animal is called– (1) LD50 (2) LC50 (3) NOAEL (4) ADI

Description : Concentration of a material which is lethal to 50% animal is called– (1) LD50 (2) LC50 (3) NOAEL (4) ADI

Last Answer : (1) LD50 Explanation: LD50 (Lethal Dose 50) is the amount of a solid or liquid material that it takes to kill 50% of test animals (for example, mice or rats) in one dose. LD50 is ... concentration of a material in air that will kill 50% of the test subjects when administered as a single exposure.

Death of puppy occurs soon after birth in lethal glossopharyngeal defect, as it cannot suckle because of B A. Malformed web-shaped tongue B. Malformed small pointed tongue C. Abnormally smooth tongue D. All of these

Description : Death of puppy occurs soon after birth in lethal glossopharyngeal defect, as it cannot suckle because of B A. Malformed web-shaped tongue B. Malformed small pointed tongue C. Abnormally smooth tongue D. All of these

Last Answer : Malformed small pointed tongue

Which of the following is the most lethal water pollutant? (A) Phenol and cyanide (B) Chlorine(C) Alkalis(D) Suspended solids

Description : Which of the following is the most lethal water pollutant? (A) Phenol and cyanide (B) Chlorine (C) Alkalis (D) Suspended solids

Last Answer : (A) Phenol and cyanide

Lead exhausted in the atmosphere by automobiles using leaded petrol (i.e. tetraethyl lead for improving octane number) is a lethal air pollutant which causes (A) Paralysis of muscles & loss of appetite (B) Nervous depression (C) Gastritis and diarrhea (D) All (A), (B) and (C)

Description : Lead exhausted in the atmosphere by automobiles using leaded petrol (i.e. tetraethyl lead for improving octane number) is a lethal air pollutant which causes (A) Paralysis of muscles & loss of appetite (B) Nervous depression (C) Gastritis and diarrhea (D) All (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C)

Which of the following characteristic should be considered most important while applying a screening test in lethal disease like cancer Options: 1) Sensitivity 2) Specificity 3) Simplicity

Description : Which of the following characteristic should be considered most important while applying a screening test in lethal disease like cancer Options: 1) Sensitivity 2) Specificity 3) Simplicity

Last Answer : Correct Answer: 1) Sensitivity

Which type of herbicides act as growth pro moter under sub-lethal dose a). Phenoxys b). Triazines c). Ureas and uracils d). All

Description : Which type of herbicides act as growth pro moter under sub-lethal dose a). Phenoxys b). Triazines c). Ureas and uracils d). All

Last Answer : d). All

At sub lethal dose which of the herbicides improves colour of the apple a). 2,4-D b). 2,4,5-T c). MCPA d). All of these

Description : At sub lethal dose which of the herbicides improves colour of the apple a). 2,4-D b). 2,4,5-T c). MCPA d). All of these

Last Answer : b). 2,4,5-T