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TLS Online TPP Program

#Question id: 23867

A researcher is using adult stem cells and comparing them to other adult cells from the same tissue. Which of the following is a likely finding?

#Unit 13. Methods in Biology
  1. The cells from the two sources exhibit different patterns of DNA methylation.
  2. Adult stem cells have more DNA nucleotides than their counterparts.
  3. The two kinds of cells have virtually identical gene expression patterns in microarrays.
  4. The non-stem cells have fewer repressed genes.
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TLS Online TPP Program

#Question id: 1023

#Unit 4. Cell Communication and Cell Signaling

Which amino acid(s) is/are found only in the cell walls of bacteria?
TLS Online TPP Program

#Question id: 28279

#Unit 5. Developmental Biology

Bindin receptors in S. purpuratus is___
TLS Online TPP Program

#Question id: 12849

#General Aptitude

The radii of two concentric circles are 68 cm and 22 cm. The area of the closed figure bounded by the boundaries of the circles is
TLS Online TPP Program

#Question id: 4851

#Unit 8. Inheritance Biology

Physically 10 map unit on linkage maps can be defined as length of chromosome in which, average crossover gamete formed during 50 cells undergoing meiosis is-
TLS Online TPP Program

#Question id: 12322

#Unit 10. Ecological Principles

Which of the following could qualify as a top-down control on a grassland community?