An embryo produced by in vitro fertilization IVF) may be tested for genetic disorders prior to implantation. How is this accomplished?
A) Fetal cells are recovered from the mother's blood, and the DNA analyzed with a DNA microarray.
B) Amniocentesis or chorionic villus sampling is performed, and a karyotype assembled.
C) A polar body is isolated and its DNA amplified by PCR for analysis by DNA microarray.
D) A single cell is removed from a 6- to 8-celled embryo, and its DNA analyzed with a DNA microarray.
E) Blood is drawn from the embryo for genetic marker analysis.
Correct Answer:
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Q2: A known abnormality in a gene's sequence
Q9: Which of the following syndromes is caused
Q10: Q12: Chromosomes for karyotyping are often obtained from Q13: A karyotype shows chromosomes arranged by Q15: Amniocentesis may be preferred over chorionic villus Q19: You are a genetic counselor, and a Q23: A DNA microarray detects Q31: What kinds of mutations can be revealed Q36: A person with familial hypercholesterolemia is participating
A) banding
A) uncommon forms of
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