Which selection system is used in a yeast plasmid recombinant?

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#Question id: 3407

#Unit 11. Evolution and Behavior

Natural selection can act in three main ways on a character, such as body size, that is continuously distributed. Following graph represent fitness and their relative body size after the exposure of natural selection at different way? Which of the above population influence to which type of natural selection?

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#Question id: 10648

#Unit 10. Ecological Principles

Which statements about K are correct?

I) K varies among populations.

II) K varies in space.

III) K varies in time.

IV) K is constant for any given species.

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#Question id: 15198

#Unit 8. Inheritance Biology

In the following pedigree shows the segregation of two different recessive traits.

Assuming that both traits are 10 cM apart on the X chromosome, what is the probability that a female child will have both recessive traits?

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#Question id: 11174

#Unit 10. Ecological Principles

Why might a peahen choose to mate with a peacock with a long, gaudy tail?

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#Question id: 12860

#General Aptitude

Through each vertex of a triangle, a line parallel to the opposite side is drawn. The ratio of the perimeter of the new triangle,thus formed, with that of the original triangle is