The existence of an enzyme-substrate complex can be experimentally demonstrated by

a. X-ray crystallography

b. ESR

c. NMR

d. Fluorimetery

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#Question id: 7025

#Unit 5. Developmental Biology

Many reptile groups initiate gastrulation by migration through an amphibian- like blastopore, avian and mammalian gastrulation takes place through the:

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#Question id: 24495

#Unit 3. Fundamental Processes

Which of the following step of splicing involves ATP

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#Question id: 15176

#Unit 2. Cellular Organization

Some Psychrophiles which can grow at maximum temperature of about 35°C, they are called as 

A. Obligatory psychrophiles

B. Facultative psychrophiles

C. Psychrotrophs

D. Mesophiles

Which combination given below is correct.

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#Question id: 12240

#Unit 10. Ecological Principles

Two plant species co-occur in a prairie. Species X always occurs near species Y. However, species    often occurs in isolation from species X and produces more seeds when alone than when growing next to species X. Which of the following interactions between species X and Y could generate this pattern?

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#Question id: 28891

#Unit 4. Cell Communication and Cell Signaling

Which of the following is a constitutively active protein kinase of β-catenin pathway?

a) GSK 3β

b) Notum 

c) CKI

d) Jun-N-terminal kinase (JNK)