TLS Online TPP Program

#Question id: 2105


An investigator wants to use FRAP to quantify the lateral movement of a specific plasma membrane protein, but to do so this investigator must first:

#XL - S Microbiology
  1. focus a laser on one region of the cell surface.

  2. measures the intensity of the fluorescence of the cell surface.

  3. label the cell with a fluorescent reagent that binds specifically to the cell surface.

  4. add detergents to make the cell surface more fluid.

More Questions
TLS Online TPP Program

#Question id: 10233

#XL - T Zoology

Which of the following statements is the most appropriate define character displacement?

TLS Online TPP Program

#Question id: 10234

#XL - T Zoology

You observed the two species of barnacles, species 1 and species 2, occupy upper and lower strata of intertidal rocks, respectively. Only when species 1 was removed by you from the upper strata, species 2 could occupy both the upper and lower strata. From the choice given below what would be your inference from these observations.

TLS Online TPP Program

#Question id: 10236

#XL - T Zoology

Following figure represent fundamental and realized nich of species P and Q in gradient of temperature along sea shore. which of the following statement are correct? 


A) Fundamental niche of species P is greater than its realized nich

 B) Fundamental niche of species Q is greater than its realized nich

 C) Species Q is strong competitor than species P

 D) There is no effect on spaced occupied by Q in the presence or absence of species P

TLS Online TPP Program

#Question id: 10240

#XL - T Zoology

A consequence of resource partitioning

TLS Online TPP Program

#Question id: 10241

#XL - T Zoology

In an Asian rice paddy, carp eat decaying material from around the base of rice plants while a snail scrapes algae from the leaves, stems, and roots of the same plant. They can survive at the same time in the same rice paddy because they

TLS Online TPP Program

#Question id: 10242

#XL - T Zoology

Ecologist Robert Macarthur observed that five species of similar warblers coexisted on spruce trees because they