Description : The colour blindness is more likely to occur in males than in females because (a) the Y-chromosome of males have the genes for distinguishing colours (b) genes for characters are located on the sex- chromosomes (c) the trait is dominant in males and recessive in females (d) none of these.
Last Answer : (b) genes for characters are located on the sex- chromosomes
Description : Haemophilia is more common in males because it is a (a) recessive character carried by Y-chromosome (b) dominant character carried by Y-chromosome (c) dominant trait carried by X-chromosome (d) recessive trait carried by X-chromosome.
Last Answer : (d) recessive trait carried by X-chromosome
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 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.
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 : 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.
Description : 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
Last Answer : (c) Sickle cell anaemia – Autosomal recessive trait,chromosome -11
Description : Test cross involves (a) crossing between two genotypes with dominant trait (b) crossing between two genotypes with recessive trait (c) crossing between two F1 hybrids (d) crossing the F1 hybrid with a double recessive genotype.
Last Answer : (d) crossing the F1 hybrid with a double recessive genotype.
Description : Test cross in plants or in Drosophila involves crossing (a) between two genotypes with recessive trait (b) between two F1 hybrids (c) the F1 hybrid with a double recessive genotype (d) between two genotypes with dominant trait.
Last Answer : (c) the F1 hybrid with a double recessive genotype
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 : 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 : Explain dominant character and recessive character
Last Answer : Ans: In a cross the character which is expressed in F1 generation is called as dominant and that is concealed is called as recessive.
Description : Haploids are more suitable for mutation studies than the diploids. This is because (a) haploids are more abundant in nature than diploids (b) all mutations, whether dominant or recessive ... more stable than diploids (d) mutagens penetrate in haploids more effectively than in diploids.
Last Answer : (b) all mutations, whether dominant or recessive are expressed in haploids
Description : Haemophilia is more commonly seen in human males than in human females because (a) a greater proportion of girls die in infancy (b) this disease is due to a Y-linked recessive mutation (c) this ... to an X-linked recessive mutation (d) this disease is due to an X-linked dominant mutation.
Last Answer : this disease is due to an X-linked recessive mutation
Description : Which type of Mendelian inherited condition results in both genders being affected equally in a vertical pattern? a) Automosomal dominant inheritance An individual who has an autosomal dominant ... that combine during early embryonic development leading to incomplete closure of the neural tube.
Last Answer : a) Automosomal dominant inheritance An individual who has an autosomal dominant inherited condition carries a gene mutation for that condition on one chromosome of a pair.
Description : What can you determine about an organism's genotype if a recessive trait is expressed in an organism's phenotype?
Last Answer : Feel Free to Answer
Description : In order to have a recessive trait an organism must have what copies of he recessive allele?
Last Answer : What is the answer ?
Description : If Parent 1 Ty crosses with Parent 2 Ty what percentage of offspring will display the recessive trait?
Last Answer : Need answer
Description : What is meant by recessive trait/factor?
Last Answer : The factor which remains hidden or concealed in the generations is called recessive trait/factor. Example: In the F2 generation, the factor for dwarfness remained hidden so it is called recessive factor.
Description : In autosomal recessive inheritance: a. the rarer the trait the higher the possibility of marriages within the same family b. most recessive gene defects cause problem through failure to produce functional protein c. both males and females are affected equally severely d. all above
Last Answer : all above
Description : 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 ... disease like haemophilia. (d) Inheritance of a sex-linked inborn error of metabolism like phenylketonuria
Last Answer : (a) Inheritance of a condition like phenylketonuria as an autosomal recessive trait.
Description : The cross of F1 hybrid with an individual having recessive phenotype for concerned trait is called a. Test cross b. Multiple cross c. Top cross d. Polly cross
Last Answer : a. Test cross
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 : 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.
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
Last Answer : answer:
Description : Difference between dominant and recessive traits. -Biology
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 : 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 : 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?
Description : How are dominant and recessive traits written?
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?
Description : If one parent has two dominant alleles and another parent has two recessive alleles the offspring will have?
Last Answer : PFHHHHH
Description : Is having dimples recessive or dominant?
Description : Is a red golden retriver dominant or recessive?
Last Answer : In golden retrievers, red is recessive to yellow.
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 : 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 : Inheritance of primary gout is (A) Autosomal recessive (B) Autosomal dominant (C) X-linked recessive (D) X-linked dominant
Last Answer : Answer : C