Which of the following must exist in a population before natural selection can act upon that population?

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#Question id: 27506

#Unit 2. Cellular Organization

A DNA with a initial LK no = 100 is change to 95

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#Question id: 23188

#Unit 13. Methods in Biology

What is the major advantage of structured illumination microscopy (SIM)?

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#Question id: 98

#Unit 1. Molecules and their Interaction Relevant to Biology

The elasticity and resistance to compression of connective tissue is due to

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#Question id: 1039

#Unit 4. Cell Communication and Cell Signaling

One of the first chemicals used by Lister to prevent surgical infections was

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#Question id: 23741

#General Aptitude

(a) Cats like rats.

(b) Rats like bread.

Inference: Bread is liked by cats