Albinism in com plants is best described as

Question

Albinism in com plants is best described as

A. lethal

C. inbred

Correct Answer :

A. lethal

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Exhibition of superiority by a hybrid over both of its parents is called

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Chromosomes exhibit minimum coiling during

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Some people experience PTC paper on tongue as bitter, others as tasteless. This character is hereditary in nature. Suppose T stands for dominant gene and t for recessive gene, the genetic make up of a person who cannot taste is

A. TT

B. Tt

C. tt

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Mutations which are not dominant are not lost by a gene pooL This is known as

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If an individual does not breed true for its characters, it is called

C. hybrid

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Linkage is

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Linked genes may be separated by the process of

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Dyad is

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An offspring of two homozygous parents different from one another by alleles at only one gene locus is known as

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When is the sex of an offspring decided

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Diakinesis is characterised by

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The segment of DNA which participates in crossing over is known as

A. recon

B. muton

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A chemical mutagen is

A. X-rays

C. $β$ -rays

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Colour blindness is caused due to

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The science dealing with study of inheritance and variation is

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Which disease results from the genetic inability to synthesize a single enzyme ?

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A person meets with an accident and great loss of blood has occurred. There is no time to analyse his blood group. It is safe to transfuse blood of

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Reverse transcription was discovered by

A. Watson

B. Crick

C. Temin

D. Porter

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Klinefelter's syndrome is developed when the chromosome in male is

A. XXY

B. XXXY

C. XXYY

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A functional unit of a gene which specifies synthesis of one poly-peptide is known as

A. clone

B. recon

D. codon

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Down's syndrome is an example of

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A codon is a sequence of 3 nucleolides on

A. t-RNA

B. m-RNA

C. s-RNA

D. hn-RNA

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Transfer of a gene or genes through a virus is called

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The first person to induce mutations was

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Base substitutions from base analogues I are called

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The term 'meiosis' was coined bv

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Crossing over in meiosis occurs in

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DNA duplication occurs in

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The crossing of a homozygous tall plant with a dwarf would yield plants in the ratio of

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Albinism in com plants is best described as

A. lethal

C. inbred

Discuss this answer

Answer 1

B. sex-linked

Answer 2

D. dominance

Answer 3

A. heterosis

Answer 4

B. hybridization

Answer 5

C. hypostasis

Answer 6

D. dominance

Answer 7

A. prophase

Answer 8

B. metaphase

Answer 9

C. interphase

Answer 10

D. telophase

Answer 11

D. None of these

Answer 12

A. Survival of the dominant

Answer 13

B. Survival of the recessive

Answer 14

C. Hardly-Weinberg law

Answer 15

D. None of these

Answer 16

A. homozygote

Answer 17

B. allelomorph

Answer 18

D. ecotype

Answer 19

A. directly related to crossing over

Answer 20

B. same as translocation

Answer 21

C. inversely related to crossing over

Answer 22

D. opposite to segregation

Answer 23

A. gene mutation

Answer 24

B. segregation

Answer 25

C. crossing over

Answer 26

D. polyploidy

Answer 27

A. a pair of homologous chromosomes

Answer 28

B. a pair of non-homologous chromosomes

Answer 29

C. a pair of sister chromosomes

Answer 30

D. a pair of non-sister chromosomes

Answer 31

A. monohybrid

Answer 32

B. dihybrid

Answer 33

C. trihybrid

Answer 34

D. backcross

Answer 35

A. At ovulation

Answer 36

B. During meiosis

Answer 37

C. During cleavage

Answer 38

D. At fertilization

Answer 39

A. crossing over

Answer 40

B. synapse

Answer 41

C. chiasmata

Answer 42

D. terminalization

Answer 43

C. criston

Answer 44

D. replicon

Answer 45

B. UV-rays

Answer 46

D. 5-Bromo-Uracil

Answer 47

A. deficiency of vitamic C

Answer 48

B. sex-linked abnormality

Answer 49

C. absence of rods in retina

Answer 50

D. absence of visual purple in retina

Answer 51

A. Genetics

Answer 52

B. Evolution

Answer 53

C. Morphology

Answer 54

D. Cytology

Answer 55

A. Diabetes

Answer 56

B. Phenylketonuria

Answer 57

C. Colour-blindness

Answer 58

D. Down's syndrome

Answer 59

A.

A B, R H^{+}

Answer 60

B.

A B, R H^{-}

Answer 61

C.

O, R H^{-}

Answer 62

D.

O, R H^{+}

Answer 63

D. All of these

Answer 64

C. cistron

Answer 65

A. monosomy

Answer 66

B. trisomy

Answer 67

C. triploidy

Answer 68

D. polyploidy

Answer 69

A. transformation

Answer 70

B. transduction

Answer 71

C. genetic engineering

Answer 72

D. sex-duction

Answer 73

A. Hugo de Vries

Answer 74

B. T.H. Morgan

Answer 75

C. Sturtevant

Answer 76

D. H.J. Muller

Answer 77

A. transitions

Answer 78

B. transversions

Answer 79

C. intragenic complimentation

Answer 80

D. intergenic complimentation

Answer 81

A. Herting and Van Beneden

Answer 82

B. Sutton and Boveri

Answer 83

C. Hofmeister and Waldeyer

Answer 84

D. Farmer and Moore

Answer 85

A. leptotene

Answer 86

B. pachytene

Answer 87

C. diplotene

Answer 88

D. diakinesis

Answer 89

A. meiosis only

Answer 90

B. meiosis II and mitosis

Answer 91

C. mitosis only

Answer 92

D. meiosis I and mitosis

Answer 93

A. all heterozygous tall

Answer 94

B. two tall and two dwarf

Answer 95

C. one homozygous tall, two heterozygous tall and one homozygous dwarf

Answer 96

D. all homozygous dwarf.

Answer 97

B. sex-linked

Answer 98

D. dominance

Albinism in com plants is best described as

Correct Answer :

Show all Genetics MCQ

Related Questions

Exhibition of superiority by a hybrid over both of its parents is called

Chromosomes exhibit minimum coiling during

Some people experience PTC paper on tongue as bitter, others as tasteless. This character is hereditary in nature. Suppose T stands for dominant gene and t for recessive gene, the genetic make up of a person who cannot taste is

Mutations which are not dominant are not lost by a gene pooL This is known as

If an individual does not breed true for its characters, it is called

Linkage is

Linked genes may be separated by the process of

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An offspring of two homozygous parents different from one another by alleles at only one gene locus is known as

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Klinefelter's syndrome is developed when the chromosome in male is

A functional unit of a gene which specifies synthesis of one poly-peptide is known as

Down's syndrome is an example of

A codon is a sequence of 3 nucleolides on

Transfer of a gene or genes through a virus is called

The first person to induce mutations was

Base substitutions from base analogues I are called

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Albinism in com plants is best described as

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