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
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
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)
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.
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
Description : What type of inheritance pattern (are the A and B alleles to each other (Autosomal dominant-Regular dominant-recessive relationship, X linked, co-dominant, incomplete dominant)?
Last Answer : Incomplete dominance
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.
Description : What is the difference between dominant and recessive alleles?
Last Answer : Dominant alleles are expressed when present in either one or both copies, while recessive alleles are only expressed when present in both copies.
Description : A plant has two alleles for color. The red allele is recessive, and is represented by q. The purple allele is dominant, and is represented by p. If 30 of 100 organisms are red, what is q?
Last Answer : 0.55
Description : A fly has two alleles for the color of its eyes. The green allele is recessive, and is represented by q. The blue allele is dominant, and is represented by p. If 20 of 100 organisms are green, what is q?
Last Answer : A. 0.45 Apex
Description : If one parent has two dominant alleles and another parent has two recessive alleles the offspring will have?
Last Answer : PFHHHHH
Description : A species of flu has two alleles for the length of their legs. The allele for long leg is dominant, and is represented by p. The allele for short legs is recessive, and is represented by q. If 33 of 100 organisms have short legs, what is p?
Last Answer : 0.043
Description : RR (Red) Antirrhinum is crossed with white (WW) one. Offspring RW are pink. This is an example of (a) dominant-recessive (b) incomplete dominance (c) hybrid (d) supplementary genes.
Last Answer : (b) incomplete dominance
Description : 5 Consider a cross in which a trait is inherited by incomplete dominance. What percentage of the F2 from the matng of homozygous dominant and homozygous recessive individuals will possess the dominant phenotype? a) 0 per cent b) 25 per cent c) 50 per cent d) 75 per cent
Last Answer : ANS: b 25 per cent
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
Description : 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
Last Answer : (c) Four
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
Description : In Neurospora both recessive and dominant allels express their effect becacuse
Last Answer : In Neurospora both recessive and dominant allels express their effect becacuse A. Two genes control each ... gene D. Each gene has only one allele
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.
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
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.
Description : Difference between Dominance and Recessive. -Biology
Last Answer : answer:
Description : When a single gene influences more than one trait it is called (a) pseudodominance (b) pleiotropy (c) epistasis (d) none of these.
Last Answer : (b) pleiotropy
Description : What Dominant alleles are both fully expressed in a phenotype?
Last Answer : This is a type of heredity where two dominant alleles are bothfully expressed in a phenotype.
Description : An organism with two identical alleles is (a) dominant (b) hybrid (c) heterozygous (d) homozygous.
Last Answer : (d) homozygous.
Description : Is it true that gregor mendel called an idividual that has one dominant allele and one recessive allelefor a trait a purebred?
Last Answer : yes
Description : A cross in which an organism showing a dominant phenotype is crossed with the recessive parent in order to know its genotype is called (a) monohybrid cross (b) back cross (c) test cross (d) dihybrid cross.
Last Answer : (c) test cross
Description : 4. Crossing a Dominant character with (Homozygous & Hetrozygous) with a recessive trait to know the genome is called;- a) Back cross b) Monohybrid Cross C) Test Cross d)Dihybrid Cross
Last Answer : C) Test Cross
Description : What is the difference between a dominant and recessive trait?
Last Answer : A: A dominant trait is a genetic trait that is expressed when present in either one or both copies of the gene, while a recessive trait is a genetic trait that is only expressed when present in both copies of the gene.
Description : What is the difference between a dominant and recessive allele?
Last Answer : A: A dominant allele expresses its phenotype even if only one copy is present, while a recessive allele expresses its phenotype only if two copies are present.
Description : What is the difference between dominant and recessive traits?
Last Answer : A: Dominant traits are expressed when a person has one copy of a dominant allele, while recessive traits are expressed only when a person has two copies of a recessive allele.
Description : What is the difference between a dominant and a recessive allele?
Last Answer : A: A dominant allele is one that is expressed in the phenotype of an organism even if only one copy is present, while a recessive allele is only expressed in the phenotype if two copies are present.
Description : What is the difference between a recessive and a dominant allele?
Last Answer : A: A recessive allele is an allele that is only expressed when present in a homozygous state, while a dominant allele is an allele that is expressed even when present in a heterozygous state.
Last Answer : A: A dominant allele is expressed in the phenotype when present, while a recessive allele is only expressed in the phenotype when two copies are present.
Last Answer : A: A dominant allele is expressed in the phenotype even if it is present in only one copy, while a recessive allele is only expressed in the phenotype if it is present in two copies.
Description : What is the difference between a dominant allele and a recessive allele?
Last Answer : A: A dominant allele is expressed when present in either the homozygous or heterozygous state, while a recessive allele is only expressed when present in the homozygous state.
Description : What is the difference between a dominant and a recessive trait?
Last Answer : A: A dominant trait is expressed when an individual has one or two copies of the dominant allele, while a recessive trait is expressed only when an individual has two copies of the recessive allele.
Last Answer : A: A dominant allele masks the expression of a recessive allele in a heterozygous individual.
Description : f we cross pure-bred tall (dominant) pea plant with pure-bred dwarf (recessive) pea plant we will get pea plants of F1 generation. If we now self-cross the pea plant of F2 generation, ... plants not found in F2 generation but appeared in F2 generation, mentioning the reason for the same. -Biology
Last Answer : Answer. (a) All plants of F1 generation will be tall plants. (b) 3:1 (c) Dwarf trait is recessive trait which was not expressed in the F1 generation, the recessive trait gets expressed in the F2 generation after self pollination.
Description : What do the terms dominant and recessive mean? -Biology
Description : Difference between dominant and recessive traits. -Biology
Description : If a homozygous dominant parent and a heterozygous parent are crossed what percentage of the offspring are expected to be homozygous recessive?
Last Answer : Rr
Description : What is dominant in cats if bobtails are recessive?
Last Answer : Feel Free to Answer
Description : How are dominant and recessive traits written?
Description : Was the recessive form of any trait more frequent than the dominant form Explain this result?
Last Answer : What is the answer ?
Description : What does dominant and recessive mean in genetic?
Description : In a certain plant yellow leaves are dominant (Y) and red leaves are recessive (y). A plant with genotype Yy and a plant with Yy are crossed.?
Description : In a certain plant rough seeds R are dominant and smooth seeds r RECESSIVE two plants with genotype?
Last Answer : Need answer
Description : Is having dimples recessive or dominant?