TLS Online TPP Program

#Question id: 88


Anomers can be interconverted ________.

#Section 2: General Biology
  1. by rotation about carbon-carbon bonds

  2. via a linear intermediate

  3. by an isotopic exchange reaction

  4. Anomers cannot be interconverted.

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TLS Online TPP Program

#Question id: 3568

#Section 3: Genetics, Cellular and Molecular Biology

You begin to study a novel plant species and discover that this diploid plant has 16 chromosomes. How many linkage groups would you expect to find?

TLS Online TPP Program

#Question id: 2116

#Section 2: General Biology

When a cell is in equilibrium with its environment, which of the following processes occurs for substances that can diffuse through the plasma membrane?

TLS Online TPP Program

#Question id: 3294

#Section 3: Genetics, Cellular and Molecular Biology

Which one of these processes describes bottleneck effect?

TLS Online TPP Program

#Question id: 10790

#Section 6: Plant, Animal and Microbial Biotechnology

chalcone synthase (CHS) involved in biosynthesis of phenolic compound in plants. Following are some statements regarding the action of CHS;

 a) Chalcone synthase catalyzes the conversion of p-Coumaroyl-CoA into Chalcones

 b) Substrate for Chalcone synthase is chalcone

 c) CHS activity increased by environmental factors, such as light, and fungal infection

 d) Chalcone synthase is enzyme in flavonoid biosynthesis catalyzes stepwise condensation into p-Coumaric acid by using Malonyl-CoA molecules

 Which of the following combinations of above statement is true?

TLS Online TPP Program

#Question id: 4828

#Section 3: Genetics, Cellular and Molecular Biology

Consider two pairs of alleles, G/g and H/h, that follow complete dominance inheritance. The initial cross consisted of GG hh males and gg HH females, and the F I female progeny were test crossed with gg hh males to produce 380 Gghh progeny out of 1000 total progeny. What is approximate distance between Gene G and H.