front 1 What does DNA look like? | back 1 Strung in patterns on extremely thin, coiled strands in the cell. |
front 2 How many miles of DNA do you have in your body? | back 2 3 Billion |
front 3 Where is DNA found? | back 3 In the nucleus of cells |
front 4 DNA is wrapped up to form structures called... | back 4 Chromosomes |
front 5 How many of chromosomes do most cells in the human body have? | back 5 46 |
front 6 How many chromosomes do human sex cells, like sperm and eggs, have? | back 6 23 |
front 7 What kind of chromosomes will a male child receive from his mother and father? | back 7 X from his mother and Y from his father |
front 8 What kind of chromosomes will a female child receive from her mother and father? | back 8 X from her mother and father |
front 9 How many copies of each gene do you have? | back 9 2 |
front 10 Why do you have this number of gene copies? | back 10 because of the mother and father both give one |
front 11 What do your genes and DNA determine? | back 11 Your genes and DNA determine your human characteristics. The characteristics can include eyes, ears, mouth, nose. |
front 12 Do your characteristics come from a single gene or from multiple? | back 12 multiple |
front 13 How many genes does the average human have? | back 13 25,000 |
front 14 What do you think "it's in your genes" means? | back 14 This phrase could mean that the way you act has been passed down from your parents. Or your actions originate from things you would usually do. |
front 15 What is heredity? And, why is it important to you? | back 15 Heredity is the passing of a gene from one generation to the next. Heredity helps to make you the person you are today, or your appearance. |
front 16 What, besides your genes, determines your abilities and interests? | back 16 enviroment |
front 17 What do mutations cause? | back 17 defects to the offspring. |