Science Quiz / Bacterial Genetics

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QUIZ: How Well Do You Know Bacterial Genetics?

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Term that means one strand of the original is retained in each new DNA molecule
Enzyme that carries out DNA replication
Three nucleotide sequence on tRNA that is the complementary sequence to one of the 64 codons of the genetic code
Any change in the nucleotide sequence of DNA
Small circular extra-chromosomal DNA that is nonessential. It replicates separately from the chromosome and often codes for virulence factors or antibiotic resistance
Gene transfer through the sex pilus
New DNA strand that is assembled in segments
The enzyme that makes mRNA
Fragments used to replicate the lagging strand
Rules that govern genetic translation
Used X-rays to produce evidence of the helical nature of DNA.
Structure of DNA deduced by Watson and Crick
Stage of gene expression where mRNA is used to direct the production of polypeptides
Composed of a sugar, a phosphate group, and an organic base
Replication begins at specific sites called ________.
Where a regulator protein binds in an operon.
Organelle that uses mRNA to direct the synthesis of a polypeptide
Mutations that generally involve one base pair
Direction of transcription
Pyrimidine base in RNA that replaces Thymine
HintAnswer
Region of bases (TATA) that signals the beginning of a gene.
Start codon
Thymine and adenine have this many hydrogen bonds.
Co-expression of multiple genes under the same promoter
His experiment conducted in 1928 described the process of transformation
Type of RNA which, with ribosomal proteins, make up ribosomes (organelles that translate mRNA)
New strand that is made in a continuous fashion
Long chains of amino acid subunits
Genetic alteration of a cell by incorporation of naked DNA
Cystosine and guanine have this many hydrogen bonds.
Path of information. Central dogma
Copying process that makes mRNA
Type of RNA which brings amino acids to ribosomes during translation.
Three nucleotides unit on mRNA read by the ribosome that codes for a specific amino acid
Incorporation of extrachromosomal DNA into the chromosome.
Experiment that concluded that DNA is the hereditary material
Mutation which causes change in the reading frame.
RNA copy of a gene used in the cell to produce a polypeptide
UAA, UAG, UGA
Phage-mediated gene transfer

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