click below
click below
Normal Size Small Size show me how
Bio I
12-4
| Question | Answer |
|---|---|
| Gene mutations that involve changes in one nucleotide are called _____________ mutations. | point |
| Which two mutations can cause a frameshift mutation? | insertion and deletion |
| If the nitrogen base changes to a different type, name the three conditions that could occur. | missense, nonsense, and silent |
| If an organisms has an extra set of chromosomes, it is called ______________. | polyploidy |
| Whole chromosome mutations can involve moving parts of chromosomes. Can you name the four problems? | duplication, inversion, translocation, deletion |
| Which is worse as far as the reading frame is concerned, point or frameshift mutations? | frameshift - the whole reading frame shifts |
| Name two things on a tRNA molecule. | anticodon and amino acid |
| What makes up proteins? | amino acids |
| What is rRNA? | a ribosome |
| What do ribosomes do? | read mRNA and make a protein |
| Where is DNA found in eukaryotes? | the nucleus |
| Where is DNA found in prokaryotes? | the cytoplasm |