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In genetics genes are represented by letters. When gender is represented, the genotype of a male is ____________ and the genotype for a female is ______________.
heterozygous
color-blindness and hemophilia
skin and bones
heart and lungs
heterozygous
pedigree
genetics
XY and XX
The scientific study of how traits pass from parents to offspring is called __________________.
heterozygous
color-blindness and hemophilia
skin and bones
heart and lungs
heterozygous
pedigree
genetics
XY and XX
Hybrid is a term for ___________ and consists of gene pairs with alleles that are different.
heterozygous
color-blindness and hemophilia
skin and bones
heart and lungs
heterozygous
pedigree
genetics
XY and XX
A chart that shows how a trait passes down in a family is called a _________.
heterozygous
color-blindness and hemophilia
skin and bones
heart and lungs
heterozygous
pedigree
genetics
XY and XX
Some traits are called sex-linked traits because they are carried on the chromosomes that determine whether the person is male or female. Which of the following two diseases are BEST know for being sex-linked?
heterozygous
color-blindness and hemophilia
skin and bones
heart and lungs
heterozygous
pedigree
genetics
XY and XX
Which of the following body organs protects the body’s internal organs?
heterozygous
color-blindness and hemophilia
skin and bones
heart and lungs
heterozygous
pedigree
genetics
XY and XX
Is Rr homozygous or heterozygous?
heterozygous
color-blindness and hemophilia
skin and bones
heart and lungs
heterozygous
pedigree
genetics
XY and XX
Lyndie is jumping on a trampoline and notices she is breathing harder and her pulse is faster. Which organs are working to cause this to happen?
heterozygous
color-blindness and hemophilia
skin and bones
heart and lungs
heterozygous
pedigree
genetics
XY and XX
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