About 25 of the 92 natural elements are known to be essential to life. Which 4 of these 25 elements make up approximately 96% of living matter?

TLS Online TPP Program

#Question id: 15607

#Section 6: Plant, Animal and Microbial Biotechnology

In gene transformation over high expression can be achieved by expressing the gene 

1. Inducible promoter

2. Constitutive  promoter

3. Terminator sequence

4. Increasing copy no. of gene

Which of the following are correct

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#Question id: 15608

#Section 6: Plant, Animal and Microbial Biotechnology

Melanins are light-absorbing biopolymers useful as topical sunscreens, sunlight-protective coatings for plastics, etc. Which gene is used for producing melanin. 

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#Question id: 15609

#Section 6: Plant, Animal and Microbial Biotechnology

Most bacteria, some protozoans  and even archaea use poly-β-hydroxybutyrate, a polymerized form of β-PHB, as 

TLS Online TPP Program

#Question id: 15610

#Section 1: Engineering Mathematics

If A A' = I, then I A I is equal to 

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#Question id: 15611

#Section 1: Engineering Mathematics

If A=   the value

A² - 5A + 7I

 

TLS Online TPP Program

#Question id: 15612

#Section 1: Engineering Mathematics

 Let A and  Then (a + b)