During development in avian embryo, the cells Formed at the posterior edge of the area pellucida is called as___

TLS Online TPP Program

#Question id: 28479

#Unit 5. Developmental Biology

which of the following transcription factors involve to downregulates the Oct4 and Nanog? 

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#Question id: 1285

#Unit 4. Cell Communication and Cell Signaling

Proteoglycans are:

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#Question id: 12163

#Unit 8. Inheritance Biology

A cross is made between the two pure line homozygous plant their height is 6cm and 2cm. the F1 progeny shows 6 cm height. the variations takes place in F2 progeny , which were made by 

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#Question id: 12804

#Unit 10. Ecological Principles

Trees are not usually found in the tundra biome because of

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#Question id: 13104

#Unit 13. Methods in Biology

With the help of DNA fingerprinting which can be used to determine paternity. There are three babies (Baby A, Baby B and Baby C) in a maternity ward, and three sets of confused and worried parents. (Father and Mother #1 are a couple, as are Father and Mother #2, and Father and Mother #3.) 

You do each PCR reaction and load each one into a separate well of an agarose gel, and then run the gel.

 

 

Why is it that some people show two bands?