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TLS Online TPP Program

#Question id: 23188

What is the major advantage of structured illumination microscopy (SIM)?

#Unit 13. Methods in Biology
  1. SIM is particularly suited for live cell imaging as it is not very phototoxic and allows for a high temporal resolution
  2. The resolution in lateral dimension is below 5 nm
  3. It combines fluorescence microscopy and electron microscopy allowing to study small structures in great details
  4. Sample in SIM are coated with metal ions
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TLS Online TPP Program

#Question id: 12374

#Unit 10. Ecological Principles

The process in which pioneer species colonize a bare substrate such as rock, sand, or glacial till is known as
TLS Online TPP Program

#Question id: 5445

#Unit 8. Inheritance Biology

A plant height in Maize is control by 3 pair of polygene .Two varieties of maize averaging 120 and 60 inches in height, respectively, are crossed. The F1 progeny is quite uniform averaging 90 inches in height. What is percent of F2 progeny that is resemble with either 120 cm or 60 cm height?
TLS Online TPP Program

#Question id: 8961

#Unit 9. Diversity of Life Forms

What does recent evidence from molecular systematics reveal about the relationship between grades and clades?
TLS Online TPP Program

#Question id: 23674

#Unit 13. Methods in Biology

Why is Taq polymerase used in PCR rather than DNA polymerases from other sources?
TLS Online TPP Program

#Question id: 10941

#Unit 7. System Physiology – Animal

In a normal healthy person, which of the following blood components has the shortest life span?