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Plant Genetics

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

gametophyte
gamete
zygote
sporophyte

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Plant Genetics
The shortest of mitotic phases is the

metaphase
interphase
telophase
anaphase

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

1200 kilobase
600 kilobase
2400 kilobase
3000 kilobase

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

3:1:1
1:2:1
1:3:1
1:1:2

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Plant Genetics
During meiosis crossing over takes place at

diakinesis stage
pachytene stage
diplotene stage
zygotene stage

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