CAMPBELL BIOLOGY-MASTERING BIO.ACCESS
CAMPBELL BIOLOGY-MASTERING BIO.ACCESS
12th Edition
ISBN: 9780136486787
Author: Urry
Publisher: SAVVAS L
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Chapter 51, Problem 12TYU

SYNTHESIZE YOUR KNOWLEDGE

Chapter 51, Problem 12TYU, SYNTHESIZE YOUR KNOWLEDGE Acorn woodpeckers (Melanerpes formicivorus) slash acorns in storage holes

Acorn woodpeckers (Melanerpes formicivorus) slash acorns in storage holes they drill in trees. When these woodpeckers breed the offspring from previous years often help with parental duties. Activities of these nonbreeding helpers include intubating eggs and defending stashed acorns. Propose some questions about the proximate and ultimate causation of these behaviors that a behavioral biologist could ask.

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In humans, red-green color blindness is recessive and X-linked, whereas albinism is recessive and autosomal.  What types of children can be produced as the result of marriage between two homozygous parents, a normal-vision albino woman and a color-blind, normal male?
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