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Genetics 30.03.2023

Quiz by Josephine Priyatharshini

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20 questions
Show answers
  • Q1

    1.   Number of genes remains together for a number ofgenerations is

    Crossing Over

    Non-disjunction

    Linkage

    30s
  • Q2

    X-rays _______________ the strength of linkage

    reduces

    remains as such

    balance

    increases

    30s
  • Q3

    3.  Crossing over discovered by

    Pasteur

    Morgan

    Mental

    Landstainer

    30s
  • Q4

    Interchange of chromosomal parts betweennon-sister chromosome is

    Variation

    Combination

    Crossing over

    Linkage

    30s
  • Q5

    The frequency of crossing over is also called the _________________ of crossing over.

    Deletion

    Multiplication

    Percentage

    Sum

    30s
  • Q6

    When there are two cross overs in a homologous chromosome is __________ crossing over. 

    Single

    multiple

    No

    double

    30s
  • Q7

    The phenomenon of pairing of homologous chromosome is ___________.

    Synopsis

    individual

    Abtract

    Single

    30s
  • Q8

    The point of contact of between non-sister chromatidsis

    Junction

    Synapse

    Chiasma

    Post

    30s
  • Q9

    High temperature _______________ the frequency of crossing over

    Multiply

    reduce

    Equal

    increases

    30s
  • Q10

    Formation of one point prevents the formation of another chiasma is ___________________

    Interfere

    Inhibit

    Interlock

    Interference

    30s
  • Q11

     Transmission of character controlled by plasma genes is called ______________ inheritance.

    Genetic

    Plasmal

    Nuclear

    Cytoplasmic

    30s
  • Q12

    Cytoplasmic inheritance is also called ____________ chromosomal inheritance.

    adjacent

    Intra

    extra

    Inter

    30s
  • Q13

    Kappa particles are present in _________strains

    Normal

    Individual

    All

    Killer

    30s
  • Q14

    The two types of shell coiling in snails are ____________and ____________.

    Minimal and Sinistral

    Sinistral, dextral

    Dextral and Normal

    Sinistral and Minimal

    30s
  • Q15

    Plasmagens are the ___________ genes.

    Placental

    cytoplasmic

    Lysosomal

    Mitochondrial

    30s

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