In humans, albinism (unpigmented skin, hair, and eyes) is due to an enzymatic deficiency, and it is an autosomal recessive trait. Suppose that in a small country of one million people (“Generation 1”), there are 500 aa albinos and 9000 Aa heterozygous carriers. Has the frequency of allele a changed between Generations 1 and 2? 

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#Question id: 3897

#SCPH28 | Zoology

Gene silencing by RNA interference acts by of the target gene.

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#Question id: 12374

#SCPH28 | Zoology

The process in which pioneer species colonize a bare substrate such as rock, sand, or glacial till is known as

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#Question id: 2948

#SCPH01 Biochemistry

A cell that is entering the M phase of the cell cycle is:

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#Question id: 5052

#SCPH06 I Botany

cell populations within each germ layer expand and differentiate, resident stem cells are maintained within these developing tissues and function to generate cell types with restricted specificity for the tissue in which they reside. these stem cells are-

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#Question id: 5740

#SCPH28 | Zoology

Pollen from one species germinates on the stigma of another related species and sexually fertilizes the ovule. Most of the resulting plants are sterile but some of the resulting offspring undergo chromosome duplication resulting fertile plants. The fertile offspring are known as