In a mammal 2 Barr bodies are observed.  How many X chromosomes does the organism have?

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#Question id: 18003

#XL - R Botany

In a typical angiosperm, what is the sequence of structures encountered by the tip of a growing pollen tube on its way to the egg? 

1. micropyle 2. style 

3. ovary 4. stigma 

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#Question id: 18004

#XL - S Microbiology

Which of the following flower parts develops into a seed? 

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#Question id: 18004

#XL - T Zoology

Which of the following flower parts develops into a seed? 

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#Question id: 18004

#XL - R Botany

Which of the following flower parts develops into a seed? 

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#Question id: 18005

#XL - S Microbiology

Which structure is common to both gymnosperms and angiosperms? 

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#Question id: 18005

#XL - T Zoology

Which structure is common to both gymnosperms and angiosperms?