crossing father type O blood. 1. A baby with type Ab blood is born into a family where the mother has type B blood a (1) (ii) 2. Silky Determine whether the husband is the biological father of the baby. Explain your answer in (i) above. feathers in fowls are caused by an allele which is recessive to the allele for norm thers
crossing father type O blood. 1. A baby with type Ab blood is born into a family where the mother has type B blood a (1) (ii) 2. Silky Determine whether the husband is the biological father of the baby. Explain your answer in (i) above. feathers in fowls are caused by an allele which is recessive to the allele for norm thers
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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Monohybrid crossing
the monohybrid and dihybrid crosses.
1. A baby with type Ab blood is born into a family where the mother has type B blood and
father type O blood.
(i)
Determine whether the husband is the biological father of the baby.
Explain your answer in (i) above.
(ii)
2. Silky feathers in fowls are caused by an allele which is recessive to the allele for normal
feathers.
200 birds were raised from a cross between two heterozygous individuals.
Predict the number of the birds that would expected to be silky and those
expected to be normal.
If about half of the offspring turned out to be silky, comment on the nature of
the normal.
If you had normal feather birds, propose the easiest way to determine whether
its homozygous or heterozygous.
3. In dogs, black fur is dominant to white fur. Determine the possible offspring from
crosses between:
Homozygous black and white.
(1)
Heterozygous black and heterozygous black.
(iii)
Detach this page from your manual and att ch it to your laboratory report."
Transcribed Image Text:for abor
Monohybrid crossing
the monohybrid and dihybrid crosses.
1. A baby with type Ab blood is born into a family where the mother has type B blood and
father type O blood.
(i)
Determine whether the husband is the biological father of the baby.
Explain your answer in (i) above.
(ii)
2. Silky feathers in fowls are caused by an allele which is recessive to the allele for normal
feathers.
200 birds were raised from a cross between two heterozygous individuals.
Predict the number of the birds that would expected to be silky and those
expected to be normal.
If about half of the offspring turned out to be silky, comment on the nature of
the normal.
If you had normal feather birds, propose the easiest way to determine whether
its homozygous or heterozygous.
3. In dogs, black fur is dominant to white fur. Determine the possible offspring from
crosses between:
Homozygous black and white.
(1)
Heterozygous black and heterozygous black.
(iii)
Detach this page from your manual and att ch it to your laboratory report.
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