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Science
Science(Genetics)
Question | Answer |
---|---|
What is genetics? | The study of how traits or characteristics are inherited |
List some characteristics humans have in common | One nose,two eyes,one heart |
List some inherited characteristics | Height,eye colour,hair colour |
List some non-inherited characteristics | An interest in sport,writing,reading,riding a bike,using a computer |
What are chromosomes? | Thread-like structures made of DNA and protein found in the nucleus of cells |
What are genes? | Short sections of DNA located on chromosomes |
What do genes control? | The production of inherited characteristics |
How many chromosomes do we have? | 46 |
Where do we get our chromosomes from? | 23 from the mother and 23 from the father |
In the human body where are chromosomes present? | In each cell except the sperm and egg cells |