What was the ratio of Mendel's F2 generation for the two-factor cross?

What was the ratio of Mendel's F2 generation for the two-factor cross?
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9:3:3:1 was the ratio of Mendel's f2 generation for the twofactor cross.
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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 expected phenotypes in the F2 generation of the cross RRYY × rryy? (a) Round seeds with yellow cotyledons, and wrinkled seeds with yellow cotyledons (b) Only round seeds with green cotyledons (c) Only wrinkled seeds with yellow cotyledons (d) Only wrinkled seeds with green cotyledons

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

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

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, then we obtain pea plants of F2 generation. (a) What do the plants of F2 generation look like? (b) State the ratio of tall plants to dwarf plants in F2 generation. (c) State the type of plants not found in F2 generation but appeared in F2 generation, mentioning the reason for the same. -Biology

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.

A blue colour flower plant denoted by BB is cross bred with that of white colour flower plant denoted by bb. (a) State the colour of flower you would expect in their F1 generation plants. (b) What must be the percentage of white flower plants in F2 generation if flowers of F1 plants are self-pollinated? (c) State the expected ratio of the genotypes BB and Bb in the F2 progeny. -Biology

Description : A blue colour flower plant denoted by BB is cross bred with that of white colour flower plant denoted by bb. (a) State the colour of flower you would expect in their F1 generation plants. (b) What ... -pollinated? (c) State the expected ratio of the genotypes BB and Bb in the F2 progeny. -Biology

Last Answer : This is your Answer.

In mendels monohybrid cross of purebred white flowered plant and purebred purple flowered plant the F1 generation?

Description : In mendels monohybrid cross of purebred white flowered plant and purebred purple flowered plant the F1 generation?

Last Answer : Need answer

F2 generation of a monohybrid cross. -Biology

Description : F2 generation of a monohybrid cross. -Biology

Last Answer : answer:

F2 generation of a dihybrid cross. -Biology

Description : F2 generation of a dihybrid cross. -Biology

Last Answer : answer:

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.

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.

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

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

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

Give reason: a) Tallness is called dominant factor in the F2 generation of pea plants.

Description : Give reason: a) Tallness is called dominant factor in the F2 generation of pea plants.

Last Answer : a) Tallness is called dominant factor in the F2 generation of pea plants. In the F2 generation tallness was the factor which expressed hence it is called the dominant factor. b) Dwarfness is called ... . In the F2 generation dwarfness was hidden or concealed, hence it is called the recessive factor.

On selfing a plant of F1-generation with genotype “AABbCC”, the genotypic ratio in F2-generation will be (a) 3 : 1 (b) 1 : 1 (c) 9 : 3 : 3 : 1 (d) 27 : 9 : 9 : 9 : 3 : 3 : 3 : 1.

Description : On selfing a plant of F1-generation with genotype “AABbCC”, the genotypic ratio in F2-generation will be (a) 3 : 1 (b) 1 : 1 (c) 9 : 3 : 3 : 1 (d) 27 : 9 : 9 : 9 : 3 : 3 : 3 : 1.

Last Answer : (a) 3 : 1

In Antirrhinum (Snapdragon), a red flower was crossed with a white flower and in F1 generation all pink flowers were obtained. When pink flowers were selfed, the F2 generation showed white, red and pink flowers. Choose the incorrect statements from the following. (a) Law of segregation does not apply in this experiment. (b) This experiment does not follow the Principle of Dominance. (c) Pink colour in F1 is due to incomplete dominance. (d) Ratio of F2 is 1 4 2 4 1 4 ( ) red p : ( ink w ) : ( ) hite .

Description : In Antirrhinum (Snapdragon), a red flower was crossed with a white flower and in F1 generation all pink flowers were obtained. When pink flowers were selfed, the F2 generation showed white, red and pink flowers. Choose the incorrect ... F2 is 1 4 2 4 1 4 ( ) red p : ( ink w ) : ( ) hite .

Last Answer : (a) Law of segregation does not apply in this experiment.

In a genetic cross having recessive epistasis, F2 phenotypic ratio would be (a) 9 : 6 : 1 (b) 15 : 1 (c) 9 : 3 : 4 (d) 12 : 3 : 1.

Description : In a genetic cross having recessive epistasis, F2 phenotypic ratio would be (a) 9 : 6 : 1 (b) 15 : 1 (c) 9 : 3 : 4 (d) 12 : 3 : 1.

Last Answer : (c) 9 : 3 : 4

In a cross between AABB × aabb, the ratio of F2 genotypes between AABB, AaBB, Aabb and aabb would be (a) 9 : 3 : 3 : 1 (b) 2 : 1 : 1 : 2 (c) 1 : 2 : 2 : 1 (d) 7 : 5 : 3 : 1.

Description : In a cross between AABB × aabb, the ratio of F2 genotypes between AABB, AaBB, Aabb and aabb would be (a) 9 : 3 : 3 : 1 (b) 2 : 1 : 1 : 2 (c) 1 : 2 : 2 : 1 (d) 7 : 5 : 3 : 1.

Last Answer : (c) 1 : 2 : 2 : 1

In which cross would you obtain a 9:3:3:1 ratio for F2 Progeny. What is the test cross ratio of the same cross.

Description : In which cross would you obtain a 9:3:3:1 ratio for F2 Progeny. What is the test cross ratio of the same cross. 

Last Answer : Ans: Dihybrid cross. Test cross ratio is 1:1:1:1

In which generation were recessive traits hidden in all the plants in Mendel’s experiments?

Description : In which generation were recessive traits hidden in all the plants in Mendel’s experiments?

Last Answer : f2 generation

What was the original generation of pea plants in mendels expirment called?

Description : What was the original generation of pea plants in mendels expirment called?

Last Answer : Need answer

In which generation were recessive traits visible in a few plants in mendels?

Description : In which generation were recessive traits visible in a few plants in mendels?

Last Answer : F2 generation

What were Mendel's results when he made a cross between breeding tall plants and short plants?

Description : What were Mendel's results when he made a cross between breeding tall plants and short plants?

Last Answer : Feel Free to Answer

If you made a Punnett square showing Gregor Mendel’s cross between true-breeding tall plants and truebreeding short plants, the square would show that the offspring had a. the genotype of one of the parents. b. a phenotype that was different from that of both parents. c. a genotype that was different from that of both parents. d. the genotype of both parents.

Description : If you made a Punnett square showing Gregor Mendel's cross between true-breeding tall plants and truebreeding short plants, the square would show that the offspring had a. the genotype of one of the ... . a genotype that was different from that of both parents. d. the genotype of both parents.

Last Answer : c. a genotype that was different from that of both parents.

Difference of F1 generation and F2 generation. -Biology

Description : Difference of F1 generation and F2 generation. -Biology

Last Answer : answer:

Difference between the P generation F1 generation and F2 generation. -Biology

Description : Difference between the P generation F1 generation and F2 generation. -Biology

Last Answer : answer:

What is F2 generation? -Biology

Description : What is F2 generation? -Biology

Last Answer : answer:

F2 generation of incomplete dominance. -Biology

Description : F2 generation of incomplete dominance. -Biology

Last Answer : answer:

What happens to alleles between the p generation and the F2 generation?

Description : What happens to alleles between the p generation and the F2 generation?

Last Answer : In the P generation, one parent is homozygous dominant and theother parent is homozygous recessive. In the F1 generation, theproduct of a cross between the P generation, the offspring are allheterozygous ... expected result is 1/4 homozygous dominant,1/2 heterozygous, and 1/4 homozygous recessive.

What is meant by F2 or second filial generation?

Description : What is meant by F2 or second filial generation?

Last Answer : Mendel planted the F1 generation seeds. When the plants flowered, he allowed them to self pollinate. He collected and sowed the seeds. The plants which germinated were called the F2 or second filial generation.

If there is complete linkage in the F2 generation:

Description : 6 If there is complete linkage in the F2 generation: a) There will be only parental combination b) New combination will be more than the parental combinations c) Parental combinations will be equal to the new combinations d) New combinations would be lesser than the parent one

Last Answer : ANS: a There will be only parental combination

In the P generation, a tall plant is crossed with a short plant. The probability that an F2 plant will be tall is a. 50%. b. 75%. c. 25%. d. 100%.

Description : In the P generation, a tall plant is crossed with a short plant. The probability that an F2 plant will be tall is a. 50%. b. 75%. c. 25%. d. 100%.

Last Answer : b. 75%.

What phenotypic and genotypic ratios are expected in F2 generation when monohybrid and dihybrid crosses are made?

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 

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

One of the parents of a cross has a mutation in its mitochondria. In that cross, that parent is taken as a male. During segregation of F2 progenies that mutation is found in (a) one-third of the progenies (b) none of the progenies (c) all the progenies (d) fifty percent of the progenies.

Description : One of the parents of a cross has a mutation in its mitochondria. In that cross, that parent is taken as a male. During segregation of F2 progenies that mutation is found in (a) one-third of the progenies (b) none of the progenies (c) all the progenies (d) fifty percent of the progenies.

Last Answer : (b) none of the progenies

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?

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

Select the correct Match : (1) Ribozyme - Nucleic acid (2) F2 x Recessive parent - Dihybrid cross (3) TH. Morgan - Transduction (4) G. Mendel - Transformation

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

Consider two pipes of same length and diameter through which water is passed at the same velocity. The friction factor for rough pipe is f1 and that for smooth pipe is f2 . Pick out the correct statement(A) f1 = f2 (B) f1 < f2 (C) f1 > f2 (D) Data not sufficient to relate f1 & f2

Description : Consider two pipes of same length and diameter through which water is passed at the same velocity. The friction factor for rough pipe is f1 and that for smooth pipe is f2 . Pick out the correct statement. (A) f1 = f2 (B) f1 < f2 (C) f1 > f2 (D) Data not sufficient to relate f1 & f2

Last Answer : (C) f1 > f2

How might Mendel's conclusions have differed if he had studied two traits determine by alleles carried on the same chromosome?

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.

which of the following is not true of mendel's experiment? -General Knowledge

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.

What is Mendel's Rule of Unit Factors? -Biology

Description : What is Mendel's Rule of Unit Factors? -Biology

Last Answer : answer:

What is Mendel's rule of dominance? -Biology

Description : What is Mendel's rule of dominance? -Biology

Last Answer : answer:

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

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.

What is the Mendel’s principles of inheritance? -Do You Know?

Description : What is the Mendel’s principles of inheritance? -Do You Know?

Last Answer : answer:

According to Mendel’s law of segregation, what happens to chromosomes during meiosis?

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.

What was the purpose of Mendel’s experiments with dihybrid crosses?

Description : What was the purpose of Mendel’s experiments with dihybrid crosses?

Last Answer : He wanted to determine if traits affected each other, andconcluded (based on his observations) that they did not.+ To find out if traits could affect the inheritance of othertraits.to determine if traits affected each other

How much was known about chromeosones and genes in Mendels time?

Description : How much was known about chromeosones and genes in Mendels time?

Last Answer : Need answer

What was the purpose of Mendel's experiments with?

Description : What was the purpose of Mendel's experiments with?

Last Answer : To determine if one trait could affect the inheritance ofanother trait

What concept is considered an exception to Mendel's law of independent assortment?

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.

How long after his results were published in was Mendel's work widely recognized?

Description : How long after his results were published in was Mendel's work widely recognized?

Last Answer : problamatic fkljd

What was Gregor Mendel's occupation?

Description : What was Gregor Mendel's occupation?

Last Answer : He was a monk.

What is Gregor Mendel's favorite color?

Description : What is Gregor Mendel's favorite color?

Last Answer : Gregor Mendel's favorite color was green read it in a biography about him.

how did Mendel's experiments disprove the idea that we are simply a "blend" of our parents?

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.