• A population of beetles in the species Dwayne therock (I made this up) are living in a rotting log in a forest. • In these beetles, color is controlled by 1 gene. • There are two alleles - R for Red andr for orange. • These beetles have sex chromosomes like humans. Males are XY, females are XX. • this is an x-linked trait Questions part 2 A. What are all the possible genotypes a red beetle could have? (list them all) B. What phenotype would a heterozygous female beetle have? C. If a male with no R alleles and a female with 1 of each allele had offspring, what are the chances (in %) of having an orange beetle offspring? D. If a male with no Ralleles and a female with 1 of each allele had offspring, what are all the possible genotypes of their offspring? (list them all)

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
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Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Scenario part 2
• A population of beetles in the species Dwayne therock (I made this up) are living
in a rotting log in a forest.
• In these beetles, color is controlled by 1 gene.
• There are two alleles - R for Red and r for orange.
• These beetles have sex chromosomes like humans. Males are XY, females are
XX.
• this is an x-linked trait
Questions part 2
A. What are all the possible genotypes a red beetle could have? (list them all)
B. What phenotype would a heterozygous female beetle have?
C. If a male with no R alleles and a female with 1 of each allele had offspring,
what are the chances (in %) of having an orange beetle offspring?
D. If a male with no R alleles and a female with 1 of each allele had offspring,
what are all the possible genotypes of their offspring? (list them all)
Transcribed Image Text:Scenario part 2 • A population of beetles in the species Dwayne therock (I made this up) are living in a rotting log in a forest. • In these beetles, color is controlled by 1 gene. • There are two alleles - R for Red and r for orange. • These beetles have sex chromosomes like humans. Males are XY, females are XX. • this is an x-linked trait Questions part 2 A. What are all the possible genotypes a red beetle could have? (list them all) B. What phenotype would a heterozygous female beetle have? C. If a male with no R alleles and a female with 1 of each allele had offspring, what are the chances (in %) of having an orange beetle offspring? D. If a male with no R alleles and a female with 1 of each allele had offspring, what are all the possible genotypes of their offspring? (list them all)
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