Description : What was the purpose of Mendel's experiments with?
Last Answer : To determine if one trait could affect the inheritance ofanother trait
Description : What phenotypic and genotypic ratios are expected in F2 generation when monohybrid and dihybrid crosses are made?
Last Answer : Ans: Monohybrid cross : Phenotypic ratio is 3:1 and Genotypic ratio 1:2:1. Dihybrid cross : Phenotypic ratio 9:3:3:1. Genotypic ratio is 1:2:2:4:1:2:1:2:1
Description : In which generation were recessive traits hidden in all the plants in Mendel’s experiments?
Last Answer : f2 generation
Description : how did Mendel's experiments disprove the idea that we are simply a "blend" of our parents?
Last Answer : It was disproved when he did his experiments (F1 and F2). When he cross-pollinated the tall and short pea plants;he was expecting a medium sized plant, but instead the pea plants were 100% tall ... medium sized pea plants and neither of the plants he cross-pollinated were medium sized or a blend.
Description : In Mendel's experiments with garden pea, round seed shape (RR) was dominant over wrinkled seeds (rr), yellow cotyledon (YY) was dominant over green cotyledon (yy). What are the ... green cotyledons (c) Only wrinkled seeds with yellow cotyledons (d) Only wrinkled seeds with green cotyledons
Last Answer : (d) Only wrinkled seeds with green cotyledons
Description : Which one from those given below is the period for Mendel’s hybridisation experiments? (a) 1840-1850 (b) 1857-1869 (c) 1870-1877 (d) 1856-1863
Last Answer : (d) 1856-1863
Description : Which one from those given below is the period for Mendel's hybridization experiments ? (1) 1840 - 1850 (2) 1857 - 1869 (3) 1870 - 1877 (4) 1856 - 1863
Last Answer : (4) 1856 - 1863
Description : Dihybrid F1 generation. -Biology
Last Answer : answer:
Description : F2 generation of a dihybrid cross. -Biology
Description : Difference of monohybrid cross and dihybrid cross -Biology
Description : What is a Dihybrid Cross ?
Last Answer : : Definition of hybrid reproduction: - Hybrid reproduction or di-hybrid cross is called hybridization of two organisms of the same species with two pairs of alternate characteristics .
Description : In a dihybrid cross with genotypes JjQq and JJQq what is the probability of getting an offspring with genotype JJQQ?
Last Answer : Need answer
Description : One trait a plant can have is either red leaves (R) or brown leaves (r). Another trait is tall stems (T) or short stems (t). A plant used in a dihybrid cross has the genotype RRTt. what is the phenotype of this plant?
Last Answer : red leaves, tall stems
Description : Cross between hybrid and recessive parent is: (a) Back cross (b) Test cross (c) Monohybrid cross (d) Dihybrid cross Ans. (b) ................................................----- ... - PMT, AIIMS, MBBS,lucknow 1. Largest egg of plant kingdom belongs to: (a) Cycas (b) Pinus (c) Psidium (d) Mangfera
Last Answer : Ans. ((a))
Description : A cross between homozygous recessive and heterozygous plant is - (1) Back cross (2) Test cross (3) Monohybrid cross (4) Dihybrid cross
Last Answer : (2) Test cross Explanation: A cross between homozygous recessive and heterozygous plant is called Test Cross
Description : What is dihybrid cross ratio?
Last Answer : The ratio obtained in the F2 generation by crossing of two different traits of two characters is called monohybrid cross ratio. It is 9:3:3:1
Description : What is dihybrid cross?
Last Answer : A cross between two plants which differ in two specific characters is called dihybrid cross.
Description : Two linked genes a and b show 20% recombination. the individuals of a dihybrid cross between ++/++ × ab/ab shall show gametes (a) ++ : 80 : : ab : 20 (b) ++ : 50 : : ab : 50 (c) ++ : 40 : : ab : 40 : : + a : 10 : : + b : 10 (d) ++ : 30 : : ab : 30 : : + a : 20 : : + b : 20.
Last Answer : (c) ++ : 40 : : ab : 40 : : + a : 10 : : + b : 10
Description : In a test cross involving F1 dihybrid flies, more parental-type offspring were produced than the recombinant-type offspring. This indicates (a) the two genes are linked and present on the ... two genes are located on two different chromosomes (d) chromosomes failed to separate during meiosis.
Last Answer : (a) the two genes are linked and present on the same chromosome
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 : The genotype of a plant showing the dominant phenotype can be determined by (a) test cross (b) dihybrid cross (c) pedigree analysis (d) back cross.
Last Answer : a) test cross
Description : F2 generation in a Mendelian cross showed that both genotypic and phenotypic ratios are same as 1 : 2 : 1. It represents a case of (a) co-dominance (b) dihybrid cross (c) monohybrid cross with complete dominance (d) monohybrid cross with incomplete dominance.
Last Answer : (d) monohybrid cross with incomplete dominance.
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 : 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
Description : 1. The dihybrid test cross ratio is a.1:1:1:1 b.3:1 c.1:1 d.1:2:1
Last Answer : Ans- a.1:1:1:1
Description : Select the correct Match : (1) Ribozyme - Nucleic acid (2) F2 x Recessive parent - Dihybrid cross (3) TH. Morgan - Transduction (4) G. Mendel - Transformation
Last Answer : (1) Ribozyme - Nucleic acid
Description : F2 generation in a Mendelian cross showed that both genotypic and phenotypic ratios are same as 1 : 2 : 1. It represents a case of (1) Monohybrid cross with incomplete dominance (2) Co-dominance (3) Dihybrid cross (4) Monohybrid cross with complete dominance
Last Answer : (1) Monohybrid cross with incomplete dominance
Description : Which of the following refers to a cross in which traits are considered simultaneously? Is it: a) dihybrid cross b) filial cross c) punnett cross d) none of the above
Last Answer : ANSWER: A -- DIHYBRID CROSS
Description : A cross between homozygous recessive and heterozygous plant is (1) Back cross (2) Test cross (3) Monohybrid cross (4) Dihybrid cross
Last Answer : Test cross
Description : which of the following is not true of mendel's experiment? -General Knowledge
Last Answer : Mendel proposed that the green pods were recessive. This is not true of Mendel's experiment.
Description : What is Mendel's Rule of Unit Factors? -Biology
Description : What is Mendel's rule of dominance? -Biology
Description : Do you think Mendel's law of inheritance would have been different if the characters that he chose were located on the same chromosome? -Biology
Last Answer : If Mendel choose characters that were located on the same chromosome then Mendel would not find the law of independent assortment.
Description : What is the Mendel’s principles of inheritance? -Do You Know?
Description : According to Mendel’s law of segregation, what happens to chromosomes during meiosis?
Last Answer : According to mendel's law of segregation, what happens tochromosomes during meiosis is that, allele pairs do separateleaving each and every cell with a single allele for eachtrait.
Description : What was the original generation of pea plants in mendels expirment called?
Description : In mendels monohybrid cross of purebred white flowered plant and purebred purple flowered plant the F1 generation?
Description : How much was known about chromeosones and genes in Mendels time?
Description : In which generation were recessive traits visible in a few plants in mendels?
Last Answer : F2 generation
Description : What concept is considered an exception to Mendel's law of independent assortment?
Last Answer : Gene linkage us considered an exception to Mendel's Law ofIndependent Assortment.
Description : What were Mendel's results when he made a cross between breeding tall plants and short plants?
Last Answer : Feel Free to Answer
Description : How long after his results were published in was Mendel's work widely recognized?
Last Answer : problamatic fkljd
Description : What was the ratio of Mendel's F2 generation for the two-factor cross?
Last Answer : 9:3:3:1 was the ratio of Mendel's f2 generation for the twofactor cross.
Description : How might Mendel's conclusions have differed if he had studied two traits determine by alleles carried on the same chromosome?
Last Answer : He would not have seen segregation and his conclusions would have been invalid.
Description : What was Gregor Mendel's occupation?
Last Answer : He was a monk.
Description : What is Gregor Mendel's favorite color?
Last Answer : Gregor Mendel's favorite color was green read it in a biography about him.
Description : Rediscovery of Mendel’s work was done by
Last Answer : Ans. Hugo de Vries, Erich Correns and Erich Tschermak (1900)
Description : Mendel's principles of inheritance are based on – (1) Vegetative reproduction (2) Asexual reproduction (3) Sexual reproduction (4) All of the above
Last Answer : (3) Sexual reproduction Explanation: Genes located on different chromosomes will be inherited independently of each other. Mendel observed that, when peas with more than one trait were crossed, the progeny did not always match the parents.
Description : What is the Mendel’s principles of inheritance?
Last Answer : Sexual reproduction