Which type of algae that have predominance of the pigment, r-phycoerythrin in their body?

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#Question id: 3753

#XL - Q Biochemistry

Cytosine makes up 42% of the nucleotides in a sample of DNA from an organism. Approximately what percentage of the nucleotides in this sample will be thymine?

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#Question id: 18523

#XL - R Botany

Hyoscymine alkaloid is derived from

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#Question id: 20045

#XL - P Chemistry

The ratio of K.E. to P.E. of an electron in Bohr orbit of H like species is

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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: 27662

#XL - U Food Technology

Ultra-pasteurization [UP]) pasteurization occurs at