The body weight of offspring of bird species is range between 12 gm to 18 gm. In a laboratory experiment, species was subjected to selection pressure having influence on the offspring body weight. After many generations of experimental selection pressure, the body weight range between 16 gm to 24 gm. Which of the following natural selection operate on this species?

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#Question id: 934

#XL - Q Biochemistry

Nitrogen fixation may occur via all of the following bacteria, except

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#Question id: 11563

#XL - T Zoology

Hormones secreted by the posterior pituitary gland are made in the ________.

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#Question id: 4567

#XL - S Microbiology

Charles Darwin was the first person to propose

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#Question id: 759

#XL - Q Biochemistry

The Watson and Crick structure of DNA refers to:

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#Question id: 3614

#XL - T Zoology

A gene showing codominance–