If a homozygous plant with red peppers is crossed with a homozygous plant with green peppers, all the F1 plants have red peppers. When the F1 are crossed with one another, the F2 are in a ratio of 9 red : 3 brown : 3 yellow : 1 green  due to

TLS Online TPP Program

#Question id: 15475

#Section 4: Fundamentals of Biological Engineering

Production of single-cell protein from hexadecane is described by the following reaction equation:

C₁₆H₃₄ + aO₂ + bNH₃ cCH_l.66O_0.27N0_.20 + dCO ₂ + eH₂O

where CH _1.660_0.27N_0.20 represents the biomass. If RQ= 0.43, determine the stoichiometric coefficients.

TLS Online TPP Program

#Question id: 15476

#Section 6: Plant, Animal and Microbial Biotechnology

Industrial production of amino acids are done because they are used extensively in the 

1. flavor enhancers

2. Fabric

3. nutritional supplements

4. feed additives

5. medicine 

Choose the most appropriate option

TLS Online TPP Program

#Question id: 15477

#Section 6: Plant, Animal and Microbial Biotechnology

Why these metabolites are manufactured by microbial fermentation rather than chemical synthesis 

TLS Online TPP Program

#Question id: 15478

#Section 6: Plant, Animal and Microbial Biotechnology

Escherichia coli preferentially utilizes glucose by preventing the uptake of lactose and switching off transcription of the lac operon. This mechanism is known as 

TLS Online TPP Program

#Question id: 15479

#Section 6: Plant, Animal and Microbial Biotechnology

Out of the following what usually supports the fastest growth rate and is therefore considered the preferred nitrogen source for E. coli

TLS Online TPP Program

#Question id: 15480

#Section 6: Plant, Animal and Microbial Biotechnology

Feedback repression involves the turning “off” of enzyme synthesis when the amount of the product has been made in sufficient quantities. The end product of the pathway acts as