Independent assortment of genes does not take place when (a) genes are located on homologous chromosomes (b) genes are linked and located on same chromosome (c) genes are located on non-homogenous chromosome (d) all of these.

Independent assortment of genes does not take
place when
(a) genes are located on homologous chromosomes
(b) genes are linked and located on same
chromosome
(c) genes are located on non-homogenous
chromosome
(d) all of these.
by

1 Answer

Answer :

genes are linked and located on same
chromosome
by

Related questions

Which of the following statements is not true of two genes that show 50% recombination frequency? (a) The gene show independent assortment. (b) If the genes are present on the same chromo- some, they undergo more than one cross-overs in every meiosis. (c) The genes may be on different chromosomes. (d) The genes are tightly linked.

Description : Which of the following statements is not true of two genes that show 50% recombination frequency? (a) The gene show independent assortment. (b) If the genes are present on the same chromo- some, they ... every meiosis. (c) The genes may be on different chromosomes. (d) The genes are tightly linked.

Last Answer : (b) If the genes are present on the same chromo- some, they undergo more than one cross-overs in every meiosis.

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 same chromosome (b) both of the characters are controlled by more than one gene (c) the two genes are located on two different chromosomes (d) chromosomes failed to separate during meiosis.

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

Which of the following laws best describes the statement: The members of an homologous (pron: ho-MOL-eh-gus) pair of genes are separated during meiosis (pron: my-O-sis) of reproductive cells so that each gamete (pron: GAM-eet) contains one of the alleles (pron: a-leels). Is it: a) law of segregation b) law of independent assortment c) law of filial (pron: FILL-ee-al) generation d) law of sorting

Description : Which of the following laws best describes the statement: The members of an homologous (pron: ho-MOL-eh-gus) pair of genes are separated during meiosis (pron: my-O-sis) of reproductive cells so that ... law of independent assortment c) law of filial (pron: FILL-ee-al) generation d) law of sorting

Last Answer : ANSWER: A -- LAW OF SEGREGATION

If Mendel had studied the seven traits using a plant with 12 chromosomes instead of 14, in what way would his interpretation have been different? (a) He would not have discovered the law of independent assortment. (b) He would have discovered sex linkage. (c) He could have mapped the chromosome. (d) He would have discovered blending or incomplete dominance.

Description : If Mendel had studied the seven traits using a plant with 12 chromosomes instead of 14, in what way would his interpretation have been different? (a) He would not have discovered the law of ... c) He could have mapped the chromosome. (d) He would have discovered blending or incomplete dominance.

Last Answer : He would not have discovered the law of

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.

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

Lack of independent assortment of two genes A and B in fruit fly Drosophila is due to (a) repulsion (b) recombination (c) linkage (d) crossing over.

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What principle states that during gamete formation genes for different traits separate without influencing each other’s inheritance? a. principle of dominance b. principle of independent assortment c. principle of probabilities d. principle of segregation

Description : What principle states that during gamete formation genes for different traits separate without influencing each other’s inheritance? a. principle of dominance b. principle of independent assortment c. principle of probabilities d. principle of segregation

Last Answer : b. principle of independent assortment

The genes, which remain confined to differential region of ‘Y’ chromosome, are: (a) Autosomal genes (b) Holandric genes (c) Sex linked genes (d) Mutant genes

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Last Answer : Ans. ((b))

The genes, which remain confined to differential region of Y-chromosome, are (a) autosomal genes (b) holandric genes (c) completely sex-linked genes (d) mutant genes.

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Last Answer : b) holandric genes

A fruit fly is heterozygous for sex-linked genes, when mated with normal female fruit fly, the males specific chromosome will enter egg cell in the proportion (a) 3 : 1 (b) 7 : 1 (c) 1 : 1 (d) 2 : 1.

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Last Answer : (c) 1 : 1

A woman has an X-linked condition on one of her X chromosomes. This chromosome can be inherited by (a) only daughters (b) only sons (c) only grandchildren (d) both sons and daughters

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Last Answer : (d) both sons and daughters.

Crossing over takes place between which chromatids and in which stage of the cell cycle ? (a) Non-sister chromatids of non-homologous chromosomes at Zygotene stage of prophase I. (b) Non-sister chromatids of homologous chromosomes at Pachytene stage of prophase I. (c) Non-sister chromatids of homologous chromosomes at Zygotene stage of prophase I. (d) Non-sister chromatids of non-homologous chromosomes at Pachytene stage of prophase I.

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Last Answer : (b) Non-sister chromatids of homologous chromosomes at Pachytene stage of prophase I.

Which of the following statements concerning abnormalities of the haemoglobin molecule is true? 1) Alpha thalassaemia is due to a deficiency of beta-chain production 2) HbS is caused by a single base mutation on the beta-chain 3) genes for the alpha and beta chains are located on the same chromosome 4) in thalassaemia persistance of HbF is an adverse prognostic sign 5) oliguneoclitide probes may assist in the diagnosis of haemoglobinopathies

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Last Answer : Answers-2 Alpha Thalassaemia is due to abnormalities of the alpha chain. Persistence of HbF has survival advnatages in severely affected subjects. C-alpha 16, beta 11. e-Hb electrophoresis(Dr Shu Ho)

Exchange of chromatin between non-sister chromatids of homologous chromosomes is known as

Description : Exchange of chromatin between non-sister chromatids of homologous chromosomes is known as

Last Answer : Ans. Crossing over

.In salivary gland chromosomes/polytene chromosomes, pairing is (a) absent (b) occasional (c) formed between non-homologous chromosomes (d) formed between homologous chromosomes.

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Last Answer : (d) formed between homologous chromosomes.

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

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Last Answer : (a) at the same locus of the chromosome

Match the stages of meiosis in column I to their characteristic features in column II and select the correct option using the codes given below. Column I Column II A. Pachytene (i) Pairing of homologous chromosomes B. Metaphase I (ii) Terminalisation of chiasmata C. Diakinesis (iii) Crossing-over takes place D. Zygotene (iv) Chromosomes align at equatorial plate (a) A-(iii), B-(iv), C-(ii), D-(i) (b) A-(i), B-(iv), C-(ii), D-(iii) (c) A-(ii), B-(iv), C-(iii), D-(i) (d) A-(iv), B-(iii), C-(ii), D-(i)

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Last Answer : (a) A-(iii), B-(iv), C-(ii), D-(i)

Genes for sex-linked traits are located on

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Last Answer : Ans. “Y” chromosome

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Last Answer : all above

The recessive genes located on X-chromosome humans are always (a) lethal (b) sub-lethal (c) expressed in males (d) expressed in females.

Description : The recessive genes located on X-chromosome humans are always (a) lethal (b) sub-lethal (c) expressed in males (d) expressed in females.

Last Answer : (c) expressed in males

In bacteria a group of genes located together and functioning together on a chromosome are called _____a. polysome b. operon c. polymerase d. exons.

Description : In bacteria a group of genes located together and functioning together on a chromosome are called _____. a. polysome b. operon c. polymerase d. exons

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Last Answer : c. Some Genes Are Dominant To Others.

Complete the sentence. The alternative forms of gene at the same locus on homologous chromosomes are called what?

Description : Complete the sentence. The alternative forms of gene at the same locus on homologous chromosomes are called what?  

Last Answer : ANSWER: ALLELES 

.Of a normal couple, half the sons are haemophiliac while half the daughters are carriers. The gene is located on (a) X-chromosome of father (b) Y-chromosome of father (c) one X-chromosome of mother (d) both the X-chromosomes of mother

Description : .Of a normal couple, half the sons are haemophiliac while half the daughters are carriers. The gene is located on (a) X-chromosome of father (b) Y-chromosome of father (c) one X-chromosome of mother (d) both the X-chromosomes of mother

Last Answer : (c) one X-chromosome of mother

What is the law of independent assortment? -Biology

Description : What is the law of independent assortment? -Biology

Last Answer : answer:

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 is the process of crossing over and independent assortment alike?

Description : How is the process of crossing over and independent assortment alike?

Last Answer : Feel Free to Answer

Explain Mendel’s law of Independent Assortment.

Description : Explain Mendel’s law of Independent Assortment.

Last Answer : Combinations of characters which are not present in the parental forms are produced in the next generation. When there are two pairs of contrasting characters, the distribution of the members of one pair into the gametes is independent of the distribution of the other pair.

State Mendel’s law of Independent Assortment.

Description : State Mendel’s law of Independent Assortment.

Last Answer : “Factors controlling separate characters normally move independent of each other during gamete formation.”

Select the incorrect statement from the following. (a) Galactosemia is an inborn error of metabolism. (b) Small population size results in random genetic drift in a population. (c) Baldness is a sex-limited trait. (d) Linkage is an exception to the principle of independent assortment in heredity

Description : Select the incorrect statement from the following. (a) Galactosemia is an inborn error of metabolism. (b) Small population size results in random genetic drift in a population. (c) Baldness is a sex-limited trait. (d) Linkage is an exception to the principle of independent assortment in heredity

Last Answer : (c) Baldness is a sex-limited trait.

Mendel studied inheritance of seven pairs of traits in pea which can have 21 possible combinations. If you are told that in one of these combinations, independent assortment is not observed in later studies, your reaction will be (a) independent assortment principle may be wrong (b) Mendel might not have studied all the combinations (c) it is impossible (d) later studies may be wrong.

Description : Mendel studied inheritance of seven pairs of traits in pea which can have 21 possible combinations. If you are told that in one of these combinations, independent assortment is not observed in later ... have studied all the combinations (c) it is impossible (d) later studies may be wrong.

Last Answer : (b) Mendel might not have studied all the combinations

Mendel’s last law is (a) segregation (b) dominance (c) independent assortment (d) polygenic inheritance.

Description : Mendel’s last law is (a) segregation (b) dominance (c) independent assortment (d) polygenic inheritance.

Last Answer : (c) independent assortment

In meiosis, the daughter cells differ from parent cell as well as amongst themselves due to (a) segregation, independent assortment and crossing over (b) segregation and crossing over(c) independent assortment and crossing over (d) segregation and independent assortment.

Description : In meiosis, the daughter cells differ from parent cell as well as amongst themselves due to (a) segregation, independent assortment and crossing over (b) segregation and crossing over (c) independent assortment and crossing over (d) segregation and independent assortment.

Last Answer : (a) segregation, independent assortment and crossing over

Explain the law of segregation and law of independent assortment proposed by Mendel

Description : Explain the law of segregation and law of independent assortment proposed by Mendel 

Last Answer : Ans: 1. Law of Segregation: This law shows that the two alleles of a gene when present together in a heterozygous state, do not fuse of blend in any way, but remain distinct and segregate ... factors, then the inheritance of one pair of factors is independent to that of other pair of factors.  

Where are genes located on chromosomes? -Biology

Description : Where are genes located on chromosomes? -Biology

Last Answer : answer:

Genes located on X-chromosomes are called

Description : Genes located on X-chromosomes are called

Last Answer : Genes located on X-chromosomes are called A. Sex influnced B. Sex limited C. Sex linked D. Maternal genes

What Traits controlled by genes located on sex chromosomes are what kind of traits?

Description : What Traits controlled by genes located on sex chromosomes are what kind of traits?

Last Answer : If a gene is found on the X chromosome (and, less commonly onthe Y chromosome), it is said to be asex-linked trait.There are about 1,098 human X-linked genes. Most of them codefor ... blindness.X-linked genes are also responsible for a common form ofbaldness referred to as "male pattern baldness".

What Traits controlled by genes located on sex chromosomes are what kind of traits?

Description : What Traits controlled by genes located on sex chromosomes are what kind of traits?

Last Answer : If a gene is found on the X chromosome (and, less commonly onthe Y chromosome), it is said to be asex-linked trait.There are about 1,098 human X-linked genes. Most of them codefor ... blindness.X-linked genes are also responsible for a common form ofbaldness referred to as "male pattern baldness".

Genes, the hereditary units, are located in the – (1) nuclear membrane (2) chromosomes (3) lysosomes (4) cell membrane

Description : Genes, the hereditary units, are located in the – (1) nuclear membrane (2) chromosomes (3) lysosomes (4) cell membrane

Last Answer : (2) chromosomes Explanation: A chromosome is an organized structure of DNA and protein found in cells. It is a single piece of coiled DNA containing many genes, regulatory elements ... an organism's genetic information; some species also contain plasrnids or other extrachromosomal genetic elements.

The genes controlling the seven pea characters studied by Mendel are now known to be located on how many different chromosomes? (a) Seven (b) Six (c) Five (d) Four

Description : The genes controlling the seven pea characters studied by Mendel are now known to be located on how many different chromosomes? (a) Seven (b) Six (c) Five (d) Four

Last Answer : Four

Genes, the hereditary units, are located in the (1) nuclear membrane (2) chromosomes (3) lysosomes (4) cell membrane

Description : Genes, the hereditary units, are located in the (1) nuclear membrane (2) chromosomes (3) lysosomes (4) cell membrane

Last Answer : chromosomes

Down’s syndrome is due to (a) crossing over (b) linkage (c) sex-linked inheritance (d) non-disjunction of chromosomes.

Description : Down’s syndrome is due to (a) crossing over (b) linkage (c) sex-linked inheritance (d) non-disjunction of chromosomes.

Last Answer : (d) non-disjunction of chromosomes.

What is the difference between a homologous chromosome and a sister chromatid?

Description : What is the difference between a homologous chromosome and a sister chromatid?

Last Answer : A: Homologous chromosomes are pairs of chromosomes that carry the same genes, while sister chromatids are identical copies of a single chromosome that are formed during DNA replication.

Function of telomeres in nucleus is (a) poleward movement (b) to initiate the RNA synthesis (c) to seal the ends of chromosome (d) to recognise the homologous chromosome

Description : Function of telomeres in nucleus is (a) poleward movement (b) to initiate the RNA synthesis (c) to seal the ends of chromosome (d) to recognise the homologous chromosome

Last Answer : (c) to seal the ends of chromosome

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.

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

What is a long continuous strand of DNA that contains genes often see in the shape of an x when with its homologous pa?

Description : What is a long continuous strand of DNA that contains genes often see in the shape of an x when with its homologous pa?

Last Answer : The dna strand is a exstractisies

.In Drosophila, the XXY condition leads to femaleness whereas in human beings the same condition leads to Klinefelter’s syndrome in male. It proves (a) in human beings Y chromosome is active in sex determination (b) Y chromosome is active in sex determination in both human beings and Drosophila (c) in Drosophila Y chromosome decides femaleness (d) Y chromosome of man have genes for syndrome.

Description : .In Drosophila, the XXY condition leads to femaleness whereas in human beings the same condition leads to Klinefelter's syndrome in male. It proves (a) in human beings Y chromosome is active in ... (c) in Drosophila Y chromosome decides femaleness (d) Y chromosome of man have genes for syndrome.

Last Answer : (a) in human beings Y chromosome is active in sex determination

The frequency of recombination between gene present on the same chromosome as a measure of the distance between genes was explained by (a) Sutton Boveri (b) T.H. Morgan (c) Gregor J.Mendel (d) Alfred Sturtevant.

Description : The frequency of recombination between gene present on the same chromosome as a measure of the distance between genes was explained by (a) Sutton Boveri (b) T.H. Morgan (c) Gregor J.Mendel (d) Alfred Sturtevant.

Last Answer : (d) Alfred Sturtevant.

What are homologous chromosomes? -Biology

Description : What are homologous chromosomes? -Biology

Last Answer : answer:

When do homologous chromosomes separate? -Biology

Description : When do homologous chromosomes separate? -Biology

Last Answer : answer: