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Genetics/DNA
genetics vocab/DNA structure
| Question | Answer |
|---|---|
| genetics | the study of variation and heredity |
| heredity | the study of traits that are passed on from parents to children |
| inherit | to receive a characteristic from a parent |
| characteristic | a distinguishable feature of a person |
| trait | the specific and notable feature or quality in a person |
| chromosome | carries the genes that determine heredity |
| gene | a section of DNA that occupies a specific place on a particular chromosome. Each gene influences the inheritance and development of some characteristics |
| helix | a twisted structure such as a spiral staircase. DNA is a double stranded helix |
| genome | the entire genetic code for a life form. the human genome is the set of genes that creates a human being |
| replication | when a DNA molecule in a chromosome makes a copy of itself |
| Where cromosomes are found | nucleus |
| where genes are found | DNA |
| where DNA is found | chromosomes |
| What do genes determine? | traits |
| characteristics vs. traits | characteristics are the ideas of eye color and hair type and traits are the specific types of characteristics like blue eyes or curly hair |
| How many parts are in the structure of DNA? | 7 |
| what does DNA stand for? | deoxyribonucleic acid |
| What makes up the sides of DNA? | deoxyribose sugar and phosphate group |
| nucleotide | a deoxyribose sugar, a phosphate group, a nitrogen base (one rung on the ladder) |
| RNA (ribonucleic acid) | carries DNA code from nucleus to ribosome, contains uracil instead of thymine |
| DNA | blueprint/universal code for life |