structure of offspring. B codes for regular structure while b codes for the lack of anterior segments such as mouthparts. A mother with lack of anterior segments and Aa genotype, mates with a regular male and Aa What phenotypes are expected in the offspring? Only offspring with no anterior segments A combination of regular and lack of anterior segments in the offspring Unable to determine because the genotype and phenotype of the mother does not correspond. Unable to determine because we do not know the genotype of the grandmother Regular structure only

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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LO22 Calculate genotypes and phenotypes in traits with maternal effects.
The bicoid gene in drosophila presents maternal effects and determines the body
structure of offspring.
B codes for regular structure while b codes for the lack of anterior segments such as
mouthparts.
A mother with lack of anterior segments and Aa genotype, mates with a regular male
and Aa
What phenotypes are expected in the offspring?
Only offspring with no anterior segments
A combination of regular and lack of anterior segments in the offspring
Unable to determine because the genotype and phenotype of the mother does not
correspond.
Unable to determine because we do not know the genotype of the grandmother
Regular structure only
Transcribed Image Text:LO22 Calculate genotypes and phenotypes in traits with maternal effects. The bicoid gene in drosophila presents maternal effects and determines the body structure of offspring. B codes for regular structure while b codes for the lack of anterior segments such as mouthparts. A mother with lack of anterior segments and Aa genotype, mates with a regular male and Aa What phenotypes are expected in the offspring? Only offspring with no anterior segments A combination of regular and lack of anterior segments in the offspring Unable to determine because the genotype and phenotype of the mother does not correspond. Unable to determine because we do not know the genotype of the grandmother Regular structure only
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