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15 Cards in this Set

  • Front
  • Back
In Tay-Sachs, the cause of the disease can be traced to several mutations the Hexa gene, which encodes for an enzyme crucial for the degradation of a brain ________.
fatty acid
The _________ is a useful device to determine the probability of inheritance, and is usually represented by a 2 x 2 grid showing combinations of parental alleles.
punnett square
__________ is the most common genetic disorder in the United States.
Cystic fibrosis
Duchene muscular dystrophy and Color blindness are examples of _______ disorders.
Chromosomal disorders are a group of genetic disorders where the genetic changes have occurred at the level of the __________
In 1977, Fred Sanger developed the technology for sequencing DNA, and was the first person to sequence the DNA of a _________.
The human genome contains about ________ bases.
3 billion
Although the number of _______ in the human genome was estimated to be about 100,000, in fact it turned out to only be about a quarter of that.
Even thought humans have relatively few genes, the process of _______ allows for the same exons to encode for multiple proteins.
Alternative splicing
Even though we are one of the most complex organisms on the planet, less than ____ percent of the human genome is used to encode functional proteins.
In eukaryotic organisms, genes are not contiguous, but instead are split into small segments, known as ________.
DNA sequences that resemble genes but are non-functional and are likely to be the remains of once-active genes that have mutated into non-functional genes are called _______.
_______ are examples of repeating sequences in the human genome, with repeats of only 2 to 3 base pairs
Some of the most abundant junk DNA in the human genome is made of ________, which are DNA sequences that behave like viruses and act independently.
The sequencing of the human genome shows us that _______ is power, _______ is predicting, and that ________ is ruling
Knowledge Explaining, Predicting