Biology Chapter 12
Terms
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- The complete set of genetic material in an organism is called its...
- Genome.
- First, DNA wraps around small proteins called...
- Histones.
- The Human Genome Project could help in...
- Curing diseases and learning more about evolution.
- When you have three 21 chromosomes, it is called...
- Trisomy 21.
- Trisomy 21 is called...
- Down syndrome.
- When chromosomes fail to seperate during meiosis, it is called...
- Nondisjunction
- Duplication occurs when...
- Part of a chromosome is repeated.
- Deletion occurs when...
- Part of a chromosome is lost.
- Inversion involves...
- Reversing a fragment of the original chromosome.
- A translocation occurs when...
- A fragment of one chromosome attaches to a non-homologous chromosome.
- Jumping genes are called...
- Transposons.
- These lead to spotted corn...
- Transposons.
- A pedigree is...
- A family tree that records and traces the occurence of a trait in a family.
- A person who has a recessive disorder but does not display it is called...
- A carrier.
- A genetic counselor...
- is someone who can analyze your acestors DNA and predict your offspring's DNA.