ABO blood grouping is controlled by gene I which has three alleles and show co-dominance. There are six genotypes. How many phenotypes in all are possible? (a) Six (b) Three (c) Four (d) Five

ABO blood grouping is controlled by gene I which
has three alleles and show co-dominance. There
are six genotypes. How many phenotypes in all are
possible?
(a) Six (b) Three
(c) Four (d) Five
by

1 Answer

Answer :

(c) Four
by

Related questions

ABO blood groups in humans are controlled by the gene I. It has three alleles - IA, IB and i. Since there are three different alleles, six different genotypes are possible. How many phenotypes can occur? (a) Three (b) One (c) Four (d) Two

Description : ABO blood groups in humans are controlled by the gene I. It has three alleles - IA, IB and i. Since there are three different alleles, six different genotypes are possible. How many phenotypes can occur? (a) Three (b) One (c) Four (d) Two

Last Answer : (c) Four

Which of the following pairs is wrongly matched? (a) Starch synthesis in pea : Multiple alleles (b) ABO blood grouping : Co-dominance (c) XO type sex determination: Grasshopper (d) T.H. Morgan : Linkage

Description : Which of the following pairs is wrongly matched? (a) Starch synthesis in pea : Multiple alleles (b) ABO blood grouping : Co-dominance (c) XO type sex determination: Grasshopper (d) T.H. Morgan : Linkage

Last Answer : (a) Starch synthesis in pea : Multiple alleles

Which of the following pairs in wrongly matched ? (1) Starch synthesis in pea : Multiple alleles (2) ABO blood grouping : Co-dominance (3) XO type sex determination : Grasshopper (4) T.H. Morgan : Linkage

Description : Which of the following pairs in wrongly matched ? (1) Starch synthesis in pea : Multiple alleles (2) ABO blood grouping : Co-dominance (3) XO type sex determination : Grasshopper (4) T.H. Morgan : Linkage

Last Answer : (1) Starch synthesis in pea : Multiple alleles

3. How many genotypes are possible in human ABO blood grouping a) 2 b) 4 c) 6 d) 8

Description : 3. How many genotypes are possible in human ABO blood grouping a) 2 b) 4 c) 6 d) 8

Last Answer : c) 6

Identify the wrong statement with reference to the gene ‘I’ that controls ABO blood groups. (a) The gene (I) has three alleles. (b) A person will have only two of the three alleles. (c) When IA and IB are present together, they express same type of sugar. (d) Allele i does not produce any sugar.

Description : Identify the wrong statement with reference to the gene ‘I’ that controls ABO blood groups. (a) The gene (I) has three alleles. (b) A person will have only two of the three alleles. (c) When IA and IB are present together, they express same type of sugar. (d) Allele i does not produce any sugar.

Last Answer : (c) When IA and IB are present together, they express same type of sugar.

.Match the terms in column I with their description in column II and choose the correct option. Column I Column II A. Dominance (i) Many genes govern a single character B. Co-dominance (ii) In a heterozygous organism only one allele expresses itself C. Pleiotropy (iii) In a heterozygous organism both alleles express themselves fully D. Polygenic (iv) A single gene inheritance influences many characters A B C D (a) (iv) (i) (ii) (iii) (b) (iv) (iii) (i) (ii) (c) (ii) (i) (iv) (iii) (d) (ii) (iii) (iv) (i)

Description : .Match the terms in column I with their description in column II and choose the correct option. Column I Column II A. Dominance (i) Many genes govern a single character B. Co-dominance (ii) In a heterozygous organism only one allele ... (i) (ii) (c) (ii) (i) (iv) (iii) (d) (ii) (iii) (iv) (i)

Last Answer : (d) (ii) (iii) (iv) (i)

A gene showing co-dominance has (a) alleles that are recessive to each other (b) both alleles independently expressed in the heterozygote (c) one allele dominant on the other (d) alleles tightly linked on the same chromosome.

Description : A gene showing co-dominance has (a) alleles that are recessive to each other (b) both alleles independently expressed in the heterozygote (c) one allele dominant on the other (d) alleles tightly linked on the same chromosome.

Last Answer : (b) both alleles independently expressed in the heterozygote

When two genetic loci produce identical phenotypes in cis and trans position, they are considered to be (a) multiple alleles (b) the parts of same gene (c) pseudoalleles (d) different genes

Description : When two genetic loci produce identical phenotypes in cis and trans position, they are considered to be (a) multiple alleles (b) the parts of same gene (c) pseudoalleles (d) different genes

Last Answer : (c) pseudoalleles

The polygenic genes show (a) different karyotypes (b) different genotypes (c) different phenotypes(d) none of these.

Description : The polygenic genes show (a) different karyotypes (b) different genotypes (c) different phenotypes(d) none of these.

Last Answer : (c) different phenotypes

The number of phenotypes in ABO blood groups is

Description : The number of phenotypes in ABO blood groups is

Last Answer : The number of phenotypes in ABO blood groups is A. 2 B. 3 C. 4 D. 6

What were Punnett squares developed to do to predict the probability of offspring phenotypes to predict the probability of offspring genotypes neither of the above?

Description : What were Punnett squares developed to do to predict the probability of offspring phenotypes to predict the probability of offspring genotypes neither of the above?

Last Answer : What is the answer ?

In the F2 generation of a Mendelian dihybrid cross the number of phenotypes and genotypes are:

Description : 4) In the F2 generation of a Mendelian dihybrid cross the number of phenotypes and genotypes are: (a) Phenotypes-4,genotypes-16 (b) ) Phenotypes-9,genotypes-4 (c) ) Phenotypes-4,genotypes-8 (d) ) Phenotypes-4,genotypes-9

Last Answer : 4.d Phenotypes-4,genotypes-9

Situations in which one allele for a gene is not completely dominant over another allele for that gene are called a. multiple alleles. b. incomplete dominance. c. polygenic inheritance. d. multiple genes.

Description : Situations in which one allele for a gene is not completely dominant over another allele for that gene are called a. multiple alleles. b. incomplete dominance. c. polygenic inheritance. d. multiple genes.

Last Answer : b. incomplete dominance.

The most polpularly known blood grouping is the ABO grouping. It is named ABO and not ABC, because, because "O" in it refers to having

Description : The most polpularly known blood grouping is the ABO grouping. It is named ABO and not ABC, because, because "O" in it refers to having

Last Answer : The most polpularly known blood grouping is the ABO grouping. It is named ABO and not ABC, because, ... only-either anti-A or anti -B on the RBCs

ABO blood grouping is based on `:-`

Description : ABO blood grouping is based on `:-`

Last Answer : ABO blood grouping is based on `:-` A. Surface antibodies on RBC B. Surface antigen on RBC C. Surface antigen on RBC D. Plasma antigens

ABO blood grouping in humans in an example of

Description : ABO blood grouping in humans in an example of

Last Answer : ABO blood grouping in humans in an example of A. Polygenic inheritance B. Multifactor C. inhertance D. Pleiotropic inheriance

The most popularly known blood grouping is the ABO grouping. It is named ABO and not ABC,because “O” in it refers to having (a) overdominance of this type on the genes for A and B types (b) one antibody only - either anti - A or anti - B on the RBCs (c) no antigens A and B on RBCs (d) other antigens besides A and B on RBCs

Description : The most popularly known blood grouping is the ABO grouping. It is named ABO and not ABC, because O in it refers to having (a) overdominance of this type on the genes for A and B types (b) one antibody ... on the RBCs (c) no antigens A and B on RBCs (d) other antigens besides A and B on RBCs

Last Answer : (c) no antigens A and B on RBCs

Which of the following statement is false (a). Enzymes are differentiated by electrophoresis method (b). While DNA sequencing both forward and reverse primers are used (c). Amplification is done through PCR (d). ABO blood grouping is mainly used for differentiating individuals

Description : Which of the following statement is false (a). Enzymes are differentiated by electrophoresis method (b). While DNA sequencing both forward and reverse primers are used (c). Amplification is done through PCR (d). ABO blood grouping is mainly used for differentiating individuals

Last Answer : Ans: (b). While DNA sequencing both forward and reverse primers are used 

When dominant and recessive alleles express itself together it is called (a) co-dominance (b) dominance (c) amphidominance (d) pseudodominance.

Description : When dominant and recessive alleles express itself together it is called (a) co-dominance (b) dominance (c) amphidominance (d) pseudodominance.

Last Answer : (a) co-dominance

ABO blood group system is due to (a) multifactor inheritance (b) incomplete dominance (c) multiple allelism (d) epistasis.

Description : ABO blood group system is due to (a) multifactor inheritance (b) incomplete dominance (c) multiple allelism (d) epistasis.

Last Answer : (c) multiple allelism

Which one of the following cannot be explained on the basis of Mendel’s law of dominance? (a) The discrete unit controlling a particular character is called a factor. (b) Out of one pair of factors one is dominant, and the other recessive. (c) Alleles do not show any blending and both the characters recover as such in F2 generation. (d) Factors occur in pairs.

Description : Which one of the following cannot be explained on the basis of Mendel's law of dominance? (a) The discrete unit controlling a particular character is called a factor. (b) Out of one pair of ... any blending and both the characters recover as such in F2 generation. (d) Factors occur in pairs.

Last Answer : (c) Alleles do not show any blending and both the characters recover as such in F2 generation

If you know the parents alleles for a trait how can you use a punnett square to predict the probable genotypes of the offspring?

Description : If you know the parents alleles for a trait how can you use a punnett square to predict the probable genotypes of the offspring?

Last Answer : So, if one parent is Aa (heterozygous) and the other parent isaa (homozygous recessive) the punnett square would look likethis:___|_A__|__a__a_|_Aa_|_aa__a_|_Aa_|_aa_The genotypes of the offspring 50% heterozygous and 50%homozygous recessive

If you know the parents alleles for a trait how can you use a punnett square to predict the probable genotypes of the offspring?

Description : If you know the parents alleles for a trait how can you use a punnett square to predict the probable genotypes of the offspring?

Last Answer : So, if one parent is Aa (heterozygous) and the other parent isaa (homozygous recessive) the punnett square would look likethis:___|_A__|__a__a_|_Aa_|_aa__a_|_Aa_|_aa_The genotypes of the offspring 50% heterozygous and 50%homozygous recessive

Which idea is depicted by a cross in which the F1 generation resembles both the parents? (a) Inheritance of one gene (b) Co-dominance (c) Incomplete dominance (d) Complete dominance

Description : Which idea is depicted by a cross in which the F1 generation resembles both the parents? (a) Inheritance of one gene (b) Co-dominance (c) Incomplete dominance (d) Complete dominance

Last Answer : (b) Co-dominance

Crossing over in diploid organism is responsible for (a) segregation of alleles (b) recombination of linked alleles (c) dominance of genes (d) linkage between genes.

Description : Crossing over in diploid organism is responsible for (a) segregation of alleles (b) recombination of linked alleles (c) dominance of genes (d) linkage between genes.

Last Answer : b) recombination of linked alleles

A cross of a red cow (RR) with a white bull (WW) produces all roan offspring (RRWW). This type of inheritance is known as a. incomplete dominance. b. polygenic inheritance. c. codominance. d. multiple alleles.

Description : A cross of a red cow (RR) with a white bull (WW) produces all roan offspring (RRWW). This type of inheritance is known as a. incomplete dominance. b. polygenic inheritance. c. codominance. d. multiple alleles.

Last Answer : c. codominance.

The principle of dominance states that a. all alleles are dominant. b. all alleles are recessive. c. some alleles are dominant and others are recessive. d. alleles are neither dominant nor recessive.

Description : The principle of dominance states that a. all alleles are dominant. b. all alleles are recessive. c. some alleles are dominant and others are recessive. d. alleles are neither dominant nor recessive.

Last Answer : c. some alleles are dominant and others are recessive.

Is a gene with multiple alleles three or more alleles of a single trait?

Description : Is a gene with multiple alleles three or more alleles of a single trait?

Last Answer : Feel Free to Answer

Person having genotypes IA IB would show the blood group as AB.

Description : 2) Person having genotypes IA IB would show the blood group as AB. This is because of – a)pleiotropy b)co-dominance c)segregation d)incomplete dominance

Last Answer : b)co-dominance

What are the possible genotypes for blood group B? -Biology

Description : What are the possible genotypes for blood group B? -Biology

Last Answer : answer:

What are the possible genotypes for type A blood? -Biology

Description : What are the possible genotypes for type A blood? -Biology

Last Answer : answer:

Why do some human traits show a large number of phenotypes?

Description : Why do some human traits show a large number of phenotypes?

Last Answer : i don't know but i think it is because of the recessive anddominate traits.

If a pea plant that is heterozygous for round, yellow peas (RrYy) is crossed with a pea plant that is homozygous for round peas but heterozygous for yellow peas (RRYy), how many different phenotypes are their offspring expected to show? a. 2 b. 4 c. 8 d. 16

Description : If a pea plant that is heterozygous for round, yellow peas (RrYy) is crossed with a pea plant that is homozygous for round peas but heterozygous for yellow peas (RRYy), how many different phenotypes are their offspring expected to show? a. 2 b. 4 c. 8 d. 16

Last Answer : a. 2

what is the difference between gene and alleles -Biology

Description : what is the difference between gene and alleles -Biology

Last Answer : answer:

A population is in Hardy-Weinberg equilibrium for a gene with only two alleles. If the gene frequency of an allel A is 0.7, the genotype frequency of

Description : A population is in Hardy-Weinberg equilibrium for a gene with only two alleles. If the gene frequency of an allel A is 0.7, the genotype frequency of

Last Answer : A population is in Hardy-Weinberg equilibrium for a gene with only two alleles. If the gene frequency of an allel A is ... .21 B. 0.42 C. 0.36 D. 0.7

If a person has one copy of each of two different alleles (ie Bb) for a given gene the person is for that trait.?

Description : If a person has one copy of each of two different alleles (ie Bb) for a given gene the person is for that trait.?

Last Answer : Need answer

What is the alleles of the gene an organism contains?

Description : What is the alleles of the gene an organism contains?

Last Answer : Need answer

What do we call a description of an individuals alleles for a paticular gene?

Description : What do we call a description of an individuals alleles for a paticular gene?

Last Answer : genotype

When one alleles of a gene masks the presence of the other allele what form is masked?

Description : When one alleles of a gene masks the presence of the other allele what form is masked?

Last Answer : The recessive allele.

What is Probability of a gamete getting one of a parents two alleles of a gene?

Description : What is Probability of a gamete getting one of a parents two alleles of a gene?

Last Answer : 50% as there are two alleles per gene and four gametes are made from every undeveloped sex cell.

A collection of plants and seed having diverse alleles of all the genes of a crop is called (a) herbarium (b) germplasm (c) gene library (d) genome.

Description : A collection of plants and seed having diverse alleles of all the genes of a crop is called (a) herbarium (b) germplasm (c) gene library (d) genome.

Last Answer : (b) germplasm

Haploids are able to express both recessive and dominant alleles/mutations because there are (a) many alleles for each gene (b) two alleles for each gene (c) only one allele for each gene in the individual (d) only one allele in a gene.

Description : Haploids are able to express both recessive and dominant alleles/mutations because there are (a) many alleles for each gene (b) two alleles for each gene (c) only one allele for each gene in the individual (d) only one allele in a gene.

Last Answer : (c) only one allele for each gene in the individual

A test cross is carried out to (a) determine the genotype of a plant at F2 (b) predict whether two traits are linked (c) assess the number of alleles of a gene (d) determine whether two species or varieties will breed successfully.

Description : A test cross is carried out to (a) determine the genotype of a plant at F2 (b) predict whether two traits are linked (c) assess the number of alleles of a gene (d) determine whether two species or varieties will breed successfully.

Last Answer : (a) determine the genotype of a plant at F2

Alleles are (a) different molecular forms of a gene (b) heterozygotes (c) different phenotype (d) true breeding homozygotes

Description : Alleles are (a) different molecular forms of a gene (b) heterozygotes (c) different phenotype (d) true breeding homozygotes

Last Answer : Alleles are (a) different molecular forms of a gene (b) heterozygotes (c) different phenotype (d) true breeding homozygotes.

Which of the following terms refers to the collection of all alleles of every gene present in the members of a population? Is it: a) population expression b) gene pool c) genetic dictionary d) none of these

Description : Which of the following terms refers to the collection of all alleles of every gene present in the members of a population? Is it: a) population expression b) gene pool c) genetic dictionary d) none of these

Last Answer : ANSWER: B -- GENE POOL

Homozygous refers to: a) similar types of chromosomes b) having similar functions on an evolutionary basis c) particles in solution that are inseparable d) having identical alleles for a given gene

Description : Homozygous refers to: a) similar types of chromosomes b) having similar functions on an evolutionary basis c) particles in solution that are inseparable d) having identical alleles for a given gene

Last Answer : ANSWER: D -- HAVING IDENTICAL ALLELES FOR A GIVEN GENE

.Paisa pay is facilitated in a. eBay.co.in b. amazon.com c. flipcart.com d. none of the abo

Description : .Paisa pay is facilitated in a. eBay.co.in b. amazon.com c. flipcart.com d. none of the abo

Last Answer : a. eBay.co.in

Which of the following characteristics represent ‘inheritance of blood groups’ in humans? (i) Dominance (ii) Co-dominance (iii)Multiple allele (iv) Incomplete dominance (v) Polygenic inheritance (a) (ii), (iii) and (v) (b) (i), (ii) and (iii) (c) (ii), (iv) and (v) (d) (i), (iii) and (v)

Description : Which of the following characteristics represent ‘inheritance of blood groups’ in humans? (i) Dominance (ii) Co-dominance (iii)Multiple allele (iv) Incomplete dominance (v) Polygenic inheritance (a) (ii), (iii) and (v) (b) (i), (ii) and (iii) (c) (ii), (iv) and (v) (d) (i), (iii) and (v)

Last Answer : (b) (i), (ii) and (iii)

Which of the following characteristics represent 'Inheritance of blood groups' in humans ? a. Dominance b. Co-dominance c. Multiple dominance d. Incomplete dominance e. Polygenic inheritance (1) b, c and e (2) a, b and c (3) b, d and e (4) a, c and e

Description : Which of the following characteristics represent 'Inheritance of blood groups' in humans ? a. Dominance b. Co-dominance c. Multiple dominance d. Incomplete dominance e. Polygenic inheritance (1) b, c and e (2) a, b and c (3) b, d and e (4) a, c and e

Last Answer : (2) a, b and c