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A man with a blood genotype AO marries a woman with a blood genotype of AO. What blood types could be expected in their children?
a phenotype
directs the production of enzymes
both type A and type O
rr
hemophiliac father to pass the gene on to his son
50% heterozygous tall
gene linkage
a zygote
Geneticists have observed that fruit flies that commonly inherit vestigial wings also inherit lobed eyes. Observations such as this have helped to develop the genetic concept known
a phenotype
directs the production of enzymes
both type A and type O
rr
hemophiliac father to pass the gene on to his son
50% heterozygous tall
gene linkage
a zygote
Because the gene for hemophilia is located on the X-chromosome, it is normally impossible for a
a phenotype
directs the production of enzymes
both type A and type O
rr
hemophiliac father to pass the gene on to his son
50% heterozygous tall
gene linkage
a zygote
Chromosomes normally occur as homologous pairs in
a phenotype
directs the production of enzymes
both type A and type O
rr
hemophiliac father to pass the gene on to his son
50% heterozygous tall
gene linkage
a zygote
When many hybrid tall pea plants are cross-pollinated, the offspring produced will probably be
a phenotype
directs the production of enzymes
both type A and type O
rr
hemophiliac father to pass the gene on to his son
50% heterozygous tall
gene linkage
a zygote
The outward appearance (gene expression) of a particular trait in an organism is referred to as
a phenotype
directs the production of enzymes
both type A and type O
rr
hemophiliac father to pass the gene on to his son
50% heterozygous tall
gene linkage
a zygote
Which represents the genotype of a homozygous condition?
a phenotype
directs the production of enzymes
both type A and type O
rr
hemophiliac father to pass the gene on to his son
50% heterozygous tall
gene linkage
a zygote
The presence of DNA is important for cellular metabolic activities because DNA
a phenotype
directs the production of enzymes
both type A and type O
rr
hemophiliac father to pass the gene on to his son
50% heterozygous tall
gene linkage
a zygote
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