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TLS Online TPP Program

#Question id: 3326

What are the assumptions of Hardy Weinberg equilibrium?

#Unit 11. Evolution and Behavior

  1. Small population size, random mating, no selection, no migration, no mutation

  2. Large population size, random mating, no selection, no migration, no mutation

  3. Large population size, random mating, heterozygotes survive the best, no migration, no mutation

  4. Large population size, no random matting, no selection, no migration, no mutation

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TLS Online TPP Program

#Question id: 19080

#Unit 4. Cell Communication and Cell Signaling

Which type of pathogens produces cell wall‐degrading enzymes tend to attack a broad range of plant species?
TLS Online TPP Program

#Question id: 19448

#Unit 13. Methods in Biology

Which of the following incident lights will give better resolution of a specimen?
TLS Online TPP Program

#Question id: 2918

#Unit 2. Cellular Organization

Some DNA sequences in our cells have high frequencies of methylated cytosines (hypermethylation); some others have a low frequency of methylated cytosines (hypomethylation). Which of the two methylation states best describes the kind of sequences listed below? 

 I. Satellite DNA in pericentromeric heterochromatin

II. Promoters 

III. Dispersed transposon repeats

IV. CpG islands 

V. Enhancers
TLS Online TPP Program

#Question id: 23861

#Unit 13. Methods in Biology

Which of the following techniques used to analyze gene function depends on the specificity of DNA base complementarity?
TLS Online TPP Program

#Question id: 3272

#Unit 11. Evolution and Behavior

Calculate the frequencies of the XO and X+ alleles respectively for this population.