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biol exam 4

QuestionAnswer
which of the followng people conducted the experiments that demonstrated that dna is the genetic material of baceriophages? Hershey and Chase
One type of virus that infects bacteria is called a phage
When a T2 bacteriophage infects an Escherichia coli cell, which part of the phage enters the bacterial cytoplasm? Only DNA
The way that genetic material of a bacteriophage enters a bacterium is most like the way that a drug is injected with a hypodermic needle
The monomers for DNA and RNA are nucleotides
Know statements regarding DNA DNA uses the nitrogenous base uracil (false)
Know statements regarding RNA RNA uses the sugar dextrose (false)
How would the shape of a DNA molecule change if adenine paired with guanine and cytosine paired with thymine? The DNA molecule would have irregular widths along it's length
Know statements regarding the structure of DNA restricted by base-pairing rule (false?)
The shape of a DNA molecule is most like A twistedrope ladder
The term "gene expression" refers to the process by which genetic information flows from genes to proteins
A gene operon consists of transcribed genes an operator, and a promoter
In a prokaryote, a group of genes with related functions
Created by: hacohen1017
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