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An organisms phenotype is represented by 2 letters. i.e.. Bb.
they usually have some normal hemoglobin in their red blood cells
False
homozygous dominant
False
the X chromosome only
True
Rr X Rr
ABO blood groups
People who are heterozygous for sickle cell disease are generally healthy because
they usually have some normal hemoglobin in their red blood cells
False
homozygous dominant
False
the X chromosome only
True
Rr X Rr
ABO blood groups
Organisms that have two identical alleles for a particular trait are said to be
they usually have some normal hemoglobin in their red blood cells
False
homozygous dominant
False
the X chromosome only
True
Rr X Rr
ABO blood groups
That girls has beautiful blue eyes, is an example of a phenotype.
they usually have some normal hemoglobin in their red blood cells
False
homozygous dominant
False
the X chromosome only
True
Rr X Rr
ABO blood groups
In certain insects round wings (R) are dominant to pointed wings (r). Which cross will produce the greets number of genotypic and phenotypic variations?
they usually have some normal hemoglobin in their red blood cells
False
homozygous dominant
False
the X chromosome only
True
Rr X Rr
ABO blood groups
A dominant X-linked trait would be more common in males than in females.
they usually have some normal hemoglobin in their red blood cells
False
homozygous dominant
False
the X chromosome only
True
Rr X Rr
ABO blood groups
Many sex-linked genes are located on
they usually have some normal hemoglobin in their red blood cells
False
homozygous dominant
False
the X chromosome only
True
Rr X Rr
ABO blood groups
Which of the following is determined by multiple alleles?
they usually have some normal hemoglobin in their red blood cells
False
homozygous dominant
False
the X chromosome only
True
Rr X Rr
ABO blood groups
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