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TLS Online TPP Program

#Question id: 26938

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

#Unit 10. Ecological Principles
  1. Two related species depending on the same prey species avoid competition by feeding at different times of the day.
  2. The body sizes of two related species are very similar when they are allopatric but in geographical areas of sympatric, one species is significantly smaller than the other
  3. The food niche of a species is generally wider in the absence of competing species than in their presence.
  4.  Closely related species can coexist if their densities are regulated by a predator
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TLS Online TPP Program

#Question id: 23793

#Unit 7. System Physiology – Animal

The responses of the bipolar cells are 
TLS Online TPP Program

#Question id: 23794

#Unit 7. System Physiology – Animal

The responses of amacrine cells produce 
TLS Online TPP Program

#Question id: 23795

#Unit 7. System Physiology – Animal

Correctly match the responses with given cells according their functions;

Cells

Responses

1.Rods, cones and horizontal cells

p. hyperpolarizing potential

2.Bipolar cells

q. depolarizing potential

3.Amacrine cells

r. Either hyperpolarizing or depolarizing potential

TLS Online TPP Program

#Question id: 24453

#Unit 7. System Physiology – Animal

A visual exam in an 80-year-old man shows he has a reduced ability to see objects in the upper and lower quadrants of the left visual fields of both eyes but some vision remains in the central regions of the visual field. The diagnosis is
TLS Online TPP Program

#Question id: 24454

#Unit 7. System Physiology – Animal

A 45-year-old female who had never needed to wear glasses experienced difficulty reading a menu in a dimly-lit restaurant. She then recalled that as of late she needed to have the newspaper closer to her eyes in order to read it. A friend recommended she purchase reading glasses. Visual accommodation involves
TLS Online TPP Program

#Question id: 24455

#Unit 7. System Physiology – Animal

A 28-year-old male with severe myopia made an appointment to see his ophthalmologist when he began to notice flashing lights and floaters in his visual fi eld. He was diagnosed with a retinal detachment. The retina