Match the following classes of classical cadherins with their functions.

 

a. E-cadherin      1.present on many types of epithelial cells

b. N-cadherin      2.present on nerve, muscle and lens cells

c. P-cadherin       3.present on cells in the placenta & epidermis

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#Question id: 12314

#Unit 10. Ecological Principles

Optimal foraging involves all of the following except

TLS Online TPP Program

#Question id: 12315

#Unit 10. Ecological Principles

In the evolution of whelk- eating behavior in crows, which of the following did natural selection minimize? 

TLS Online TPP Program

#Question id: 12316

#Unit 10. Ecological Principles

Which of the following might affect the foraging behavior of an animal in the context of optimal foraging? 

TLS Online TPP Program

#Question id: 12317

#Unit 10. Ecological Principles

You discover a rare new bird species, but you are unable to observe its mating behavior. You see that the male is large and ornamental compared with the female. On this basis, you can probably conclude that the species is

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#Question id: 12318

#Unit 10. Ecological Principles

The evolution of mating systems is most likely affected by

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#Question id: 12319

#Unit 10. Ecological Principles

Fred and Joe, two unrelated, mature male gorillas, encounter one another. Fred is courting a female. Fred grunts as Joe comes near. As Joe continues to advance, Fred begins drumming (pounding his chest) and bares his teeth. Joe then rolls on the ground on his back, gets up, and quickly leaves. This behavioural pattern is repeated several times during the mating season. Choose the most specific behavior described by this example