If 3 squares are chosen at random on a chess board the probability that they should be in a diagonal line is

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#Question id: 11380

#SCPH06 I Botany

Which of the following is/are NOT valid explanation(s) for the observed pattern of species richness?

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#Question id: 786

#SCPH06 I Botany

A = 27%                    G = 30%   T = 21%              C = 22%

If the genome of a newly isolated virus displays the base composition above, the virus most likely consists of ______.

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#Question id: 3635

#SCPH12 I Genetics

In the multiple allele series that determines coat color in rabbits, c+codes for agouti, cch for chinchilla and ch for Himalayan. Dominance is in the order c+>cch>ch. In a cross of c+/cch X cch/ch, what proportion of progeny will be chinchilla?

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#Question id: 14144

#SCPH05 I Biotechnology

Gaps are added to the alignment because it ______

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#Question id: 8913

#SCPH06 I Botany

The larvae of some insects are merely small versions of the adult, whereas the larvae of other insects look completely different from adults, eat different foods, and may live in different habitats. Which of the following most directly favors the evolution of the latter, more radical, kind of metamorphosis?