Vision and Navigation

docx

School

University Of Arizona *

*We aren’t endorsed by this school

Course

487R

Subject

Biology

Date

Dec 6, 2023

Type

docx

Pages

1

Uploaded by CountAtomGiraffe8590

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Question 1 (2 points) Dichromatic vision is: Observed in dogs and male squirrel monkeys, and defined by use of two (and only two) opsin types. Question 2 (1 point) Color vision evolves for the good of the species. False Question 3 (1 point) Pit organs allow a rattlesnake to detect 3-D images in the ultraviolet range of the electromagnetic spectrum. False Question 4 (2 points) Acuity of vision in animals (that is, how finely an animal can resolve an image) increases with what property? Size of the eye. Question 5 (1 point) The planes of polarization of light over the celestial hemisphere provide the desert ant with a compass by which it can set a heading back to the home nest. True Question 6 (2 points) Which navigational process involves estimation of relative position? Dead reckoning.
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