Exercise: Plant Genetics

Questions for: Plant Genetics

During meiosis crossing over takes place at
A:
zygotene stage
B:
diplotene stage
C:
diakinesis stage
D:
pachytene stage
Answer: D
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When do kinetochore microtubules pull chromosomes towards opposite spindle poles?
A:
In anaphase A
B:
In anaphase B
C:
In metaphase
D:
In telophase
Answer: A
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When an organism has a life cycle with alternation of generations, the haploid generation is the
A:
zygote
B:
gametophyte
C:
gamete
D:
sporophyte
Answer: B
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What is the approximate size (in kb) of the melon mitochondrial genome?
A:
600 kilobase
B:
1200 kilobase
C:
2400 kilobase
D:
3000 kilobase
Answer: C
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In the meiotic cell divison in daughter cells are produced by two successive division in which
A:
first division is equational, second is reductional
B:
first division is reductional and second is equational
C:
both divisions are reductional
D:
both divisions are equational
Answer: A
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