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Terms in this set (24)
crossing two organisms that have similar desirable characteristics
breeders cross 2 genetically different individuals
what problems are common in golden retrievers and other types on inbred dogs?
a farmer might cross corn that produces many kernels with corn that is resistant to disease. what is this an example of?
the process of selecting organisms with desired traits to be parents of the next generation is called what?
an organism that has exactly the same genes as the organism from which it was produced
genes from one organism are transferred into DNA of another organism
some bacterial cells also contain small circular pieces of DNA called _____.
involves inserting copies of a gene directly into a persons cells
doctors may be able to treat hemophilia by replacing the defective allele on the X chromosomes is an example of what?
human genes can be inserted into the cells of cows is an example of what?
it is not uncommon for dogs to have what diseases?
cancer, diabetes, allergies, epilepsy, allergies and eye diseases
the genes that cause disease in _____ are much easier to find than in humans.
what are genetic disorders caused by?
mutations in the DNA of genes
what is cystic fibrosis
mucus in the lungs
protein that carries oxygen
hemophilia is also known as what?
blood clots very slowly or not at all
pedigree does what?
tracks which members have the trait
a picture of all the chromosomes in a persons cell
four main blood types
A, B, AB, O
three alleles control what?
the inheritance of blood types
at least ____ genes control the height in humans
what are genes found on the x and Y chromosomes often called sex-linked genes?
because they are passed from parent to child on a sex chromosome
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