Which type of electrons are excited in SEM when intense electron beam is applied over sample?

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#Question id: 15177

#Unit 2. Cellular Organization

Several mechanisms in alkalophiles for the maintenance of a neutral cytoplasmic pH have been proposed. The plasma membrane may be

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#Question id: 24489

#Unit 3. Fundamental Processes

Two transesterification reactions takes place for 2 exon -1 intron configuration. Choose the correct  statement 

a. First transesterification is always caused by exon 1 -3’OH

b. second transesterification is catalysed variably either by external G or branch point while .

c. First transesterification is catalysed variably either by external G or branch point while 

d. second transesterification is always caused by exon 1 -3’OH.

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#Question id: 23407

#Unit 1. Molecules and their Interaction Relevant to Biology

A reporter says the number of bus accidents is more than that of car accidents, the number of car accidents is less than that of bus accidents. Which of the following conclusion can be drawn the report?

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#Question id: 2940

#Unit 2. Cellular Organization

Chk1is activated by:

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#Question id: 12253

#Unit 10. Ecological Principles

Both males and females of a fish species show variation in colour. A population of this species consists of 40% blue females, 20% red females, 20% blue males and 20% red males. A researcher catches one fish at random from this population. Given that a male fish is caught, the   probability that it is blue is (Use decimal notation, not fractions or percentage)