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Biology Chapter 10
Study Guide
| Term | Definition |
|---|---|
| DNA Shape? | Double Helix |
| The process of copying DNA in a cell is called? | Replication |
| A change in the nucleotide sequence causes a? | Mutation |
| Proteins are? | Polymers |
| The production of protein is? | Protein Synthesis |
| There are how many amino acids? | 20 |
| 3 types of RNA | mRNA, tRNA, rRNA |
| The products of transcription is called? | Transcripts |
| Another name for cytosol? | Cytoplasm |
| 3 mRNA nucleotides = | codon |
| DNA nucleotide has 3 parts | sugar, base, phosphate |
| Adenine and Guanine are | purines |
| Letters are used to signify the... | nitrogen bases |
| Enzymes that bind to separated chains of DNA | DNA polymerase |
| The process of assembling polypeptides from information encoded in mRNA is called | translation |
| Amino acids freely floating in the cytoplasm are transported to the ribosomes by... | tRNA molecules |
| A sequence of three nucleotides | anticodon |
| Ribosomes are composed of | rRNA amd proteins |
| Who suggested the model of double helix for DNA? | Watson and Crick |
| nucleotide chains are separated by? | helicases |
| a single member of a pair of genes | allele |
| physical appearance | phenotype |
| a chart used to determine the probable outcome of genetic cross | punnet square |
| genetic trait expressed by an organism | genotype |
| phenotype caused by one dominant and one recessive gene | heterozygous |
| a breeding procedure involving two phenotypic traits | dihybrid |
| rod shaped structures in the nucleus | chromosomes |
| two identical alleles | homozygous |
| described by a capital letter is | dominant |
| described by a lower case letter is | codominant |