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Gen. Unit - Thomas
Stack #25622
| Question | Answer |
|---|---|
| What is the shape of DNA? | double helix |
| What base always pairs with thymine? | Adenine |
| What base always pairs with cytosine? | Guanine |
| ________ always pairs with guanine. | Cytosine |
| In DNA, ________ always pairs with adenine. | Thymine |
| The sugar found in DNA is called ________. | Deoxyribose |
| The enzyme that adds bases and proofreads in DNA replication is ____. | DNA polymerase |
| This is the molecule that carries the protein blueprint from the nucleus to the ribosome. | mRNA |
| The molecule the carries amino acids to the ribosome is called ____. | tRNA |
| _______ is found in the ribosome. | rRNA |
| _________ is the process of rewriting DNA into mRNA. | Transcription |
| ________ is the process of chaning RNA into an amino acid chain. | Translation |
| Making of a protein. | protein synthesis |
| A three letter sequence that codes for a specific amino acid is a _______. | codon |
| The blueprints for all proteins are carried in the _________. | Genetic code |
| A short segment of DNA that codes for a specific protein is a _______. | Gene |
| Any change in DNA is called a _________. | Mutation |
| A tool that geneticists use to predict the chance of a certain combination of gametes is called a ________. | Punnett square |
| A _______ gene masks a recessive gene. | Dominant |
| Two copies of a ______ gene are required for a trait to show up. | Recessive |
| An organism that has two different alleles for a trait is called ________. | heterozygous |
| An organism that has two of the same alleles for a trait is called ________. | homozygous |
| A cell that has two complete sets of chromosomes is a _______ cell. | diploid |
| A cell that has one complete set of chromosomes is a _______ cell. | haploid |
| Alleles whose phenotypes blend together are called _______. | Incompletely dominant |
| Alleles that when together produce a "polka-dot" phenotype are called ________. | Codominant |
| One form of a gene. | Allele |
| Sperm and eggs cells are examples of _______. | Gametes |
| The process where chromosomes are reduced by half to produce sperm and egg cells. | Meiosis |
| Occurs when a gene has more than two forms. | Multiple alleles |
| A trait that is controlled by more than one gene. | polygenic trait |
| Using DNA and genes to treat diseases. | Gene therapy |
| Using a person's uniques DNA sequence to identify them. | DNA fingerprint |
| A family tree that uses symbols to show inheritance of traits. | pedigree |
| DNA --> mRNA --> protein --> trait | central dogma of biology |
Created by:
Holly Thomas
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