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Questions and Answers
If two individuals have a DNA sequence similarity of 99.9%, what percentage of their DNA is considered unique?
If two individuals have a DNA sequence similarity of 99.9%, what percentage of their DNA is considered unique?
- 99.9%
- 1%
- 0.01%
- 0.1% (correct)
Which of the following statements accurately describes the relationship between DNA and cells?
Which of the following statements accurately describes the relationship between DNA and cells?
- DNA is only present in cells during cell division.
- Only reproductive cells contain DNA.
- DNA content varies significantly between different cells in the body.
- Every cell in the body generally has the same DNA. (correct)
What is the approximate number of base pairs found in the human genome?
What is the approximate number of base pairs found in the human genome?
- 3 million
- 46
- 46 billion
- 3 billion (correct)
What is the length of one DNA base pair?
What is the length of one DNA base pair?
What did Gregor Mendel study that led to his discoveries?
What did Gregor Mendel study that led to his discoveries?
Which of the following accurately describes a genome?
Which of the following accurately describes a genome?
What type of organism did Gregor Mendel use in his experiments?
What type of organism did Gregor Mendel use in his experiments?
Which of the following is true about the number of chromosomes in a human genome?
Which of the following is true about the number of chromosomes in a human genome?
What was Gregor Mendel's occupation?
What was Gregor Mendel's occupation?
What concepts did Gregor Mendel's observations lead to?
What concepts did Gregor Mendel's observations lead to?
What is the significance of the statement that 'many of the concepts from Mendel's observations still hold true today'?
What is the significance of the statement that 'many of the concepts from Mendel's observations still hold true today'?
Which characteristic of pea plants made them a good choice for Mendel's experiments?
Which characteristic of pea plants made them a good choice for Mendel's experiments?
If the human genome contains approximately 3 billion base pairs, and a certain gene consists of 1,000 base pairs, what percentage of the entire genome does this gene represent?
If the human genome contains approximately 3 billion base pairs, and a certain gene consists of 1,000 base pairs, what percentage of the entire genome does this gene represent?
Assuming the length of one base pair is 0.00000000034 meters, what would be the approximate length of a DNA segment containing 1 million base pairs?
Assuming the length of one base pair is 0.00000000034 meters, what would be the approximate length of a DNA segment containing 1 million base pairs?
How did Gregor Mendel conduct his research on pea plants?
How did Gregor Mendel conduct his research on pea plants?
Considering that humans share 99.9% DNA sequence identity, what implications does the 0.1% unique portion of DNA have?
Considering that humans share 99.9% DNA sequence identity, what implications does the 0.1% unique portion of DNA have?
If scientists are studying hereditary characteristics, which of Gregor Mendel's findings would be most relevant?
If scientists are studying hereditary characteristics, which of Gregor Mendel's findings would be most relevant?
What is the relationship between the genome, chromosomes and base pairs?
What is the relationship between the genome, chromosomes and base pairs?
How did Mendel's approach to studying genetics differ from previous methods?
How did Mendel's approach to studying genetics differ from previous methods?
How would you describe Mendel's lasting impact on the field of genetics?
How would you describe Mendel's lasting impact on the field of genetics?
Flashcards
DNA in cells
DNA in cells
Every cell in the body contains the same DNA.
Genome
Genome
The total genetic material of an organism. In humans, it consists of 46 chromosomes.
Genome Composition
Genome Composition
Approximately 3 billion base pairs.
Size of DNA
Size of DNA
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DNA Sequence Similarity
DNA Sequence Similarity
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Who is Gregor Mendel?
Who is Gregor Mendel?
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Inheritance Laws
Inheritance Laws
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Study Notes
- Every cell in the body contains the same DNA.
- The human genome consists of 46 chromosomes.
- The human genome contains approximately 3 billion base pairs.
- One DNA base pair measures 0.00000000034 meters.
- The DNA sequence between any two people is 99.9% identical, with only 0.1% being unique.
Gregor Mendel
- Gregor Mendel was an Augustinian monk.
- He cross-bred pea plants with different characteristics.
- His observations led to laws regarding transmitting hereditary characteristics from generation to generation.
- Many of the concepts from Mendel's observations still hold true today.
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