TLS Online TPP Program

#Question id: 292


Which of the following types of non-covalent bonds or interactions is responsible for forming the α helix and β sheet secondary structural motifs of a protein:

#SCPH05 I Biotechnology
  1. Ionic bonds between polar charged amino acid R groups

  2. Hydrogen bonds between electronegative atoms of polar uncharged amino acid R groups

  3. Hydrogen bonds between electronegative atoms of the peptide bond

  4. Hydrophobic Interactions between atoms of the peptide bond

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TLS Online TPP Program

#Question id: 3260

#SCPH28 | Zoology

Consider a diploid population at Hardy-Weinberg equilibrium. For a locus with two alleles, the frequency of the A1A1 genotype is 0.04) The frequency of A2 allele is

TLS Online TPP Program

#Question id: 3261

#SCPH06 I Botany

A parent population (P) is change into daughter populations (Q) which grow in habitats. After 1000 generations, the equilibrium frequency distribution of of the daughter populations is shown in the figure below. For reference, the vertical line represents the mean of the parent population. Which type of natural selection?

TLS Online TPP Program

#Question id: 3261

#SCPH28 | Zoology

A parent population (P) is change into daughter populations (Q) which grow in habitats. After 1000 generations, the equilibrium frequency distribution of of the daughter populations is shown in the figure below. For reference, the vertical line represents the mean of the parent population. Which type of natural selection?

TLS Online TPP Program

#Question id: 3262

#SCPH06 I Botany

In a population, the genotype frequencies are: f(A1A1)= 0.35; f(A1A2) = 0.30; f(A2A2) = 0.35; Which of the following statement is correct?

TLS Online TPP Program

#Question id: 3262

#SCPH28 | Zoology

In a population, the genotype frequencies are: f(A1A1)= 0.35; f(A1A2) = 0.30; f(A2A2) = 0.35; Which of the following statement is correct?

TLS Online TPP Program

#Question id: 3263

#SCPH06 I Botany

From an evolutionary point of view, plant tendrils derived from leaves and those derived from stems are examples of