Across
- 5. The name for the manner in which DNA replicates
- 9. a process by which pieces of DNA are broken and recombined to produce new combinations of alleles.
- 10. A technique where a target piece of DNA is repeatedly amplified
- 11. an experimental cross of an individual organism of dominant phenotype (but unknown genotype) with an organism with a homozygous recessive genotype.
- 12. occurs when the expression of one gene is modified (e.g., masked inhibited or suppressed) by the expression of one or more other genes.
- 14. A DNA/histone protein complex found in eukaryotic cells
- 16. A fragment of foreign DNA which functions as an immunological recording used to combat future infections.
- 17. A name for the piece of DNA synthesized in the opposite direction of the replication fork
- 18. The type of modification made to the 3' end of the mRNA strand at the end of transcription
- 19. occurs when two mutations in different organisms together result in a wild-type phenotype.
Down
- 1. If in the presence of lactose, the cell can transcribe genes Z, Y, and A, it is referred to as...
- 2. a three-nucleotide sequence found on tRNA that binds to the corresponding mRNA sequence.
- 3. The type of mutation which changes every single codon downstream
- 4. Chemical groups can be reversibly added and removed to impact gene expression
- 6. The name of the procedure where bacteria are used to determine if a particular chemical is a mutagen
- 7. The abbreviation for the mechanism where the RISC complex and siRNA bind to a target mRNA and cleave it
- 8. a term for when a chromosome breaks and either the whole or a portion of it reattaches to a different chromosome
- 13. an extrachromosomal piece of DNA often used as a vector for cloning
- 15. A term which refers to the opposite polarities of two strands of dsDNA.