CHEMICAL REACTION ENGINEERING QUIZ

In the meiotic cell divison in daughter cells are produced by two successive division in which

first division is equational, second is reductional

both divisions are equational

first division is reductional and second is equational

both divisions are reductional

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What is the approximate size (in kb) of the melon mitochondrial genome?

2400 kilobase

3000 kilobase

600 kilobase

1200 kilobase

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During meiosis crossing over takes place at

zygotene stage

pachytene stage

diplotene stage

diakinesis stage

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When an organism has a life cycle with alternation of generations, the haploid generation is the

gamete

zygote

gametophyte

sporophyte

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In case of incomplete dominance, the phenotypic ratio of a monohybrid cross will be

1:1:2

1:3:1

3:1:1

1:2:1

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When F1 plants are crossed with homozygous recessive plants, it is known as

recessive cross

test cross

criss-cross

para-cross

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The homologous chromosomes follow the process of synopsis in the

pachytene

zygotene

diplotene

leptotene

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Which of the following transposable elements are not found in plants?

L1

Ac

Tam3

All are found

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A plasmid used to introduce BT toxin into a plant cell

carries an antibiotic resistance gene that makes the plant resistant to antibiotics

is toxic for the plant cell

carries a bacterial gene with a plant promoter

causes the plant to produce opines

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The shortest of mitotic phases is the

metaphase

anaphase

interphase

telophase

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