TLS Online TPP Program

#Question id: 27388


Electron affinity is the

#Unit 1. Molecules and their Interaction Relevant to Biology
  1. Energy absorbed when an electron is added to an isolated atom in the gaseous state
  2. Energy released when an electron is added to an isolated atom in the gaseous state
  3. Energy required to take out an electron from an isolated gaseous atom
  4. Power of an atom to attract an electron to itself
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TLS Online TPP Program

#Question id: 3334

#Unit 11. Evolution and Behavior

Red hair is a dominant trait in human. In a randomly mating population in Hardy-Weinberg equilibrium approximately 91% of individuals are red- haired. What is the frequency of the recessive allele?

TLS Online TPP Program

#Question id: 3335

#Unit 11. Evolution and Behavior

Consider hypothetical populations that have arisen from the mixing of migrants from different sources: f(AA)- 0.30   f(Aa)- 0.0     f(aa)- 0.70 After one generation of random mating within population, what will be genotypic frequencies?

TLS Online TPP Program

#Question id: 3336

#Unit 11. Evolution and Behavior

There are 4 alleles at a given locus in a diploid population and all alleles are equal abundant. What is the proportion of all homozygotes in the population?

TLS Online TPP Program

#Question id: 3337

#Unit 11. Evolution and Behavior

Small populations are threatened by a least loss of genetic variability is due to

TLS Online TPP Program

#Question id: 3338

#Unit 11. Evolution and Behavior

If the expected frequency of heterozygotes in a population (based on the Hardy–Weinberg law) is 0.4, but the observed frequency is 0.2, what is the inbreeding coefficient?

TLS Online TPP Program

#Question id: 3339

#Unit 11. Evolution and Behavior

In a plant species, flower color locus either homozygous or heterozygous with genotype RR-red, Rr- pink and rr- white. The Proportional of pink flower in generation 0 is .50.  What is the level of remaining pink flower in a third generation of repeated selfing?