When presomitic mesoderm (PSM) that would ordinarily form thoracic somites is transplanted into a region in a younger embryo (caudal to the first somite) that would ordinarily give rise to cervical (neck) somites, the grafted mesoderm differentiates according to its original position and forms ribs in the neck. This phenomena is called as:

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#Question id: 26476

#Unit 3. Fundamental Processes

Some of the definitions are given match them correctly

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#Question id: 11999

#Unit 10. Ecological Principles

Rachel Carson would most likely have endorsed which of the following statements?

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#Question id: 29022

#Unit 11. Evolution and Behavior

In a given population(A) W11=W12>W22 and  Population (B) W11=W12<W22 , the natural selection will favour;

I- Population A showing directional selection against recessive allele A2, A1 fitness increases

II-Population B showing directional selection against dominant allele A1, A2 fitness increases

III- natural selection rapidly favour population A than population B

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#Question id: 12868

#General Aptitude

If the radius of the base of a cone be 7 cm and its curved surface area be 550 sq. cm, then the volume of the cone is

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#Question id: 12930

#Unit 13. Methods in Biology

Name the library that represents only the mRNA from a particular cell or tissue at a specific point in time