A key finding from the Human Genome Project is:
a. Approximately 30,000 to 40,000 genes make up the genome.
b. All human beings are 80.99% identical at the DNA level.
c. Human genes produce only one protein per gene; other mammals produce three proteins per gene.
d. Single gene testing will become a standardized test for all pregnant patients in the future.
A
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A Approximately 30,000 to 40,000 genes make up the human genome; this is only twice as many as make up the genomes of roundworms and flies.
B Human beings are 99.9% identical at the DNA level.
C Most human genes produce at least three proteins.
D Single gene testing (e.g., alpha-fetoprotein) is already standardized for prenatal care.
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