Description : An organism with two identical alleles is (a) dominant (b) hybrid (c) heterozygous (d) homozygous.
Last Answer : (d) homozygous.
Description : What refers to having identical alleles for a trait?
Last Answer : What is the answer ?
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
Description : Having multiple perceptrons can actually solve the XOR problem satisfactorily: this is because each perceptron can partition off a linear part of the space itself, and they can then combine their results. ... have to be explicitly hand-coded d) False - just having a single perceptron is enough
Last Answer : c) True – perceptrons can do this but are unable to learn to do it – they have to be explicitly hand-coded
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
Description : Why are homozygous alleles lethal? -Biology
Last Answer : answer:
Description : Two plants can be conclusively said to belong to the same species if they (a) have more than 90 percent similar genes (b) look similar and possess identical secondary metabolites (c) have same number of chromosomes (d) can reproduce freely with each other and form seeds.
Last Answer : (d) can reproduce freely with each other and form seeds
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
Description : Tissue culture technique can produce infinite number of new plants from a small parental tissue. The economic importance of the technique is in raising (a) genetically uniform population ... homozygous diploid plants (c) new species (d) variants through picking up somaclonal variations.
Last Answer : (a) genetically uniform population identical to the original parent
Description : Which one of the following conditions correctly describes the manner of determining the sex? (a) Homozygous sex chromosomes (ZZ) determine female sex in birds. (b) XO type of sex chromosomes ... s syndrome, determines female sex. (d) Homozygous sex chromosomes (XX) produce male in Drosophila.
Last Answer : (b) XO type of sex chromosomes determine male sex in grasshopper.
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
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)
Description : A gene is said to be dominant if (a) it expresses its effect only in homozygous state (b) it expresses its effect only in heterozygous condition (c) it expresses its effect both in homozygous and heterozygous condition (d) it never expresses its effect in any condition.
Last Answer : (c) it expresses its effect both in homozygous and
Description : Multiple alleles are present (a) at the same locus of the chromosome (b) on non-sister chromatids (c) on different chromosomes (d) at different loci on the same chromosome
Last Answer : (a) at the same locus of the chromosome
Description : Allosomes are (1) cell organelles (2) plant hormones (3) alleles (4) sex chromosomes
Last Answer : sex chromosomes
Description : what is the difference between gene and alleles -Biology
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
Description : Is a gene with multiple alleles three or more alleles of a single trait?
Last Answer : Feel Free to Answer
Description : What is the alleles of the gene an organism contains?
Description : What do we call a description of an individuals alleles for a paticular gene?
Last Answer : genotype
Description : When one alleles of a gene masks the presence of the other allele what form is masked?
Last Answer : The recessive allele.
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.
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 : 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 : 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 : 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 : 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
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.
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 : 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 : 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 : Do you have 2 (or more) dogs that are inseparable?
Last Answer : Aw, besties.
Description : How does she become an inseparable part of nature? -English 9th
Last Answer : She becomes an integral part of nature. She is trapped under the surface of the earth and is rolled round in earth’s course with rocks, stones and trees. She is rolling round in earth’s diurnal course. Actually, she has become one with nature or inseparable part of it.
Description : Why is the XOR problem exceptionally interesting to neural network researchers? a) Because it can be expressed in a way that allows you to use a neural network b) Because it is complex ... solved by a single layer perceptron d) Because it is the simplest linearly inseparable problem that exists.
Last Answer : d) Because it is the simplest linearly inseparable problem that exists.
Description : This set of Artificial Intelligence MCQs focuses on Neural Networks - 2 . 1. Why is the XOR problem exceptionally interesting to neural network researchers? a) Because it can be expressed in ... by a single layer perceptron d) Because it is the simplest linearly inseparable problem that exists.
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 : In plant breeding programmes, the entire collection (of plants/seeds) having all the diverse alleles for all genes in a given crop is called (a) evaluation and selection of parents (b) germplasm collection (c) selection of superior recombinants (d) cross-hybridisation among the selected parents.
Last Answer : (b) germplasm collection
Description : Why are homologous chromosomes not identical? -Biology
Description : Are homologous chromosomes genetically identical? -Biology
Description : What are the chromosomes that are identical in shape and appearance that code for the same characteristics?
Last Answer : martenal and partenal
Description : Biosystematics aims at (a) the classification of organisms based on broad morphological characters (b) delimiting various taxa of organisms and establishing their relationships (c) the ... (d) identification and arrangement of organisms on the basis of their cytological characteristics.
Last Answer : (b) delimiting various taxa of organisms and establishing their relationships
Description : Isoenzymes for a given reaction (A) Have different spedificities (B) Have identical affinities for the same substrate (C) Exhibit different electrophoretic motilities (D) Contain similar ratios of different polypeptide chains
Last Answer : Answer : B
Description : The process by which organisms with different evolutionary history evolve similar phenotypic adaptations in response to a common environmental challen
Last Answer : The process by which organisms with different evolutionary history evolve similar phenotypic ... Convergent evolution D. Non-random evolution
Description : The process by which organisms with different evolutionary history evolve similar phenotypic adaptations in response to a common environmental challenge, is called (a) non-random evolution (b) adaptive radiation (c) natural selection (d) convergent evolution.
Last Answer : (d) convergent evolution
Description : What term would best be used to describe an organism possessing two identical gene for a trait?
Last Answer : homozygous
Description : Production of a human protein in bacteria by genetic engineering is possible because (a) the human chromosome can replicate in bacterial cell (b) the mechanism of gene regulation is identical in ... ) bacterial cell can carry out the RNA splicing reactions (d) the genetic code is universal.
Last Answer : (d) the genetic code is universal.
Description : Study the pedigree chart of a certain family given below and select the correct conclusion which can be drawn for the character. (a) The female parent is heterozygous. (b) The parents could not ... The trait under study could not be colour blindness. (d) The male parent is homozygous dominant.
Last Answer : (a) The female parent is heterozygous.
Description : Two charged particles traverse identical helical paths in a completely opposite sense in a uniform magnetic field `vec(B)=B_(0)hat(K)`
Last Answer : Two charged particles traverse identical helical paths in a completely opposite sense in a uniform magnetic field `vec(B)=B_ ... + ((e)/(m))_(2) = 0`
Description : Are the particles in a hot solid vibrate more than those in an identical but cold solid?
Last Answer : yes they do