TLS Online TPP Program

#Question id: 334


Which of the following statements about hydrogen bonding is not true?

#SCPH06 I Botany
  1. In liquid water, the average water molecule forms hydrogen bonds with three to four other water molecules.

  2. Hydrogen bonds account for the anomalously high boiling point of water.

  3. Individual hydrogen bonds in liquid water exist for many seconds and sometimes for minutes.

  4. The strength of a hydrogen bond depends on the linearity of the three atoms involved in the bond.

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TLS Online TPP Program

#Question id: 3281

#SCPH06 I Botany

One population X has 750 AA, 0 Aa, and 250 aa; the other Y has 500 AA, 500 Aa, and 0 aa. After one generation of random mating, the genotype frequencies X and Y respectively if the population size remains 1,000.

TLS Online TPP Program

#Question id: 3281

#SCPH28 | Zoology

One population X has 750 AA, 0 Aa, and 250 aa; the other Y has 500 AA, 500 Aa, and 0 aa. After one generation of random mating, the genotype frequencies X and Y respectively if the population size remains 1,000.

TLS Online TPP Program

#Question id: 3282

#SCPH06 I Botany

Natural selection results in different forms of plants which can survive in contaminated or uncontaminated soil. Type of natural selection is

TLS Online TPP Program

#Question id: 3282

#SCPH28 | Zoology

Natural selection results in different forms of plants which can survive in contaminated or uncontaminated soil. Type of natural selection is

TLS Online TPP Program

#Question id: 3283

#SCPH06 I Botany

if the forward ( p in to q) and reverse ( q in to p) mutation rates for alleles at a locus are 1×10−1 and 1×10−2 per generation, respectively and the allelic frequencies are p = 0.20 and q = 0.80. if you assuming random matting population. Which of the following observation correct?

TLS Online TPP Program

#Question id: 3283

#SCPH28 | Zoology

if the forward ( p in to q) and reverse ( q in to p) mutation rates for alleles at a locus are 1×10−1 and 1×10−2 per generation, respectively and the allelic frequencies are p = 0.20 and q = 0.80. if you assuming random matting population. Which of the following observation correct?