TLS Online TPP Program

#Question id: 582


When two different substrates react to form two different products, the rate constants for each separate substrate can be determined by

#Section 2: General Biology
  1. varying one substrate at a time, keeping the other in excess.

  2. varying both substrates and measuring the appearance of the two products.

  3. limiting one substrate and varying the other.

  4. keeping both substrate concentrations high and detecting one product at a time.

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TLS Online TPP Program

#Question id: 4913

#Section 3: Genetics, Cellular and Molecular Biology

Which one of the following statements is INCORRECT about cytoplasmic inheritance?

TLS Online TPP Program

#Question id: 3292

#Section 3: Genetics, Cellular and Molecular Biology

Which of the following is correct observation?

TLS Online TPP Program

#Question id: 14667

#Section 4: Fundamentals of Biological Engineering

Calculate the volume of 10.0 g of ethanol and the mass of 25.0 mL of ethanol. Given: ρethanol = 0.789 g/cm3

TLS Online TPP Program

#Question id: 28108

#Section 5: Bioprocess Engineering and Process Biotechnology

Consider the following reversible reaction. In a 3.00 liter container, the following  amounts are found in equilibrium at 400 oC: 0.0420 mole N2, 0.516 mole H2 and 0.0357 mole NH3. Evaluate Keq.

N2(g) + 3H2(g) ↔ 2NH3(g)

TLS Online TPP Program

#Question id: 10797

#Section 6: Plant, Animal and Microbial Biotechnology

The colored pigments of plants are of two principal types: carotenoids and flavonoids. Given below some statements of about these pigments;

 a) Anthocyanins are colored flavonoids that attract animals

b) Flavonoids are phenolic compounds that include a wide range of colored substances

c) Carotenoids are coloured terpenoid compounds that also serve as accessory pigments in photosynthesis

d) most widespread group of pigmented carotenoids is the anthocyanins, these are glycosides that have sugars. Without their sugars, anthocyanins are known as anthocyanidins

Which of the following is incorrect statements of these pigments;