THE MOLECULAR BASIS OF INHERITANCE
THE HUMAN GENOME
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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the most important genes are different among most people
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no two people, except identical twins, have the same DNA
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most genes are dominant
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most people have DNA that contains repeats most people have DNA that contains repeats
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Detailed explanation-1: -They cannot be distinguished by a common DNA test. Even yet, there is at least one way to distinguish them from one another, as identical twins do not have identical fingerprints, as any forensics expert will attest to.
Detailed explanation-2: -Definition. DNA fingerprinting is a laboratory technique used to determine the probable identity of a person based on the nucleotide sequences of certain regions of human DNA that are unique to individuals.
Detailed explanation-3: -No one on Earth has the same fingerprints. “The probability of two individuals sharing the same fingerprints is 1 in 64 billion, ” Francese said. “To this day, no two fingerprints have been found to be identical.” Fingerprints are also different on each finger.
Detailed explanation-4: -Identical DNA fingerprints from each twin indicate a monozygotic relationship and different fingerprints indicate a dizygotic relationship.