Consider figure 22.5b. The following statements are true. Choose all applicable options.  a) Hair in this case is a developmental homology. b)The hair shown in both species can be considered a homology. c) The common ancestor of both species likely had hair. d) Both species have hair likely because they share a common ancestor.

An Illustrated Guide To Vet Med Term
4th Edition
ISBN:9781305465763
Author:ROMICH
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Chapter19: Horse Sense
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Consider figure 22.5b. The following statements are true. Choose all applicable options. 

a) Hair in this case is a developmental homology.

b)The hair shown in both species can be considered a homology.

c) The common ancestor of both species likely had hair.

d) Both species have hair likely because they share a common ancestor.

(b) Goose bumps are a vestigial trait.
Erect hair on chimp
(insulation, emotional display)
Mary Beth Angelo/Photo Researchers,
Inc./Science Source
Human goose bumps
Thanaporn Pinpart/Shutterstock
Transcribed Image Text:(b) Goose bumps are a vestigial trait. Erect hair on chimp (insulation, emotional display) Mary Beth Angelo/Photo Researchers, Inc./Science Source Human goose bumps Thanaporn Pinpart/Shutterstock
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