Formation of digits and sculpting the tetrapod limb requires death of specific cells in the limb in a programmed manner. Which one of the following interactions could explain proper limb formation?

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#Question id: 17278

#Unit 13. Methods in Biology

In DNA isolation, which of the following enzyme remove/digest proteins in presence of SDS or chelating agent

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#Question id: 17279

#Unit 13. Methods in Biology

Which of the following is relatively more stable to heat

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#Question id: 17280

#Unit 13. Methods in Biology

During DNA isolation, phenol / chloroform extraction is performed to remove

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#Question id: 17281

#Unit 9. Diversity of Life Forms

Identify each of the following structures as haploid or diploid: 

A) sporophyte 

B) spore 

C) gametophyte 

D) zygote 

E) Sperm

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#Question id: 17282

#Unit 9. Diversity of Life Forms

Which of the following is a land plant that produces flagellated sperm and has a sporophyte-dominated life cycle? 

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#Question id: 17283

#Unit 9. Diversity of Life Forms

The structural integrity of bacteria is to peptidoglycan as the structural integrity of plant spores is to__