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#Question id: 3431


In the territorial behavior of the stickleback fish, the red belly of one male elicits attack from another male by functioning as

#11. Evolution and Behavior
  1. a pheromone.

  2. a sign stimulus.

  3. a fixed action pattern.

  4. a search image.


Answer:- Option(s): 3


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#Question id: 23442

#Aptitude

You are returning home from school. On the way, you find a sealed envelope in a street, fully addressed with unused stamps on it You would:

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#Question id: 19378

#12. Applied Biology

Enzyme EPSPS is involved in biosynthesis of

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#Question id: 23178

#13. Methods in Biology

If cyan fluorescent protein (CFP) and yellow  fluorescent protein (YFP) are present in close proximity  and emission light of wavelength 433nm is applied what will be observed.

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#Question id: 11938

#7. System Physiology – Animal

Which of the following changes tends to increase peritubular capillary fluid reabsorption?

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#Question id: 1088

#4. Cell Communication and Cell Signaling

One of the major categories of receptors in the plasma membrane functions by forming dimers, adding phosphate groups, and then activating relay proteins. Which type does this?

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