Which of the following would be most useful in creating a phylogenetic tree of a taxon?

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#Question id: 1097

#XL - Q Biochemistry

A signal transmitted via phosphorylation of a series of proteins is generally associated with which of the following events?

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#Question id: 12796

#XL - R Botany

In which of the following terrestrial biome pairs are both dependent upon periodic burning? 

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#Question id: 11654

#XL - T Zoology

Succession start from the water body and continuos in community dyanamics, changes species composition as well as changes in structure also. Which one is the correct composition of hydrosere process?

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#Question id: 4630

#XL - S Microbiology

Which pair would have been likely to agree that strata such as those depicted here were deposited gradually over long periods of time by subtle mechanisms that are still at work?

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#Question id: 383

#XL - S Microbiology

Three buffers are made by combining a 1 M solution of acetic acid with a 1 M solution of sodium acetate in the ratios shown below

1 M acetic acid	1 M sodium acetate
Buffer 1: 10 mL	90 mL
Buffer 2: 50 mL	50 mL
Buffer 3: 90 mL	10 mL

 Which of these statements is true of the resulting buffers?