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BSC1010-Genetics

PBSC-BSC-The Molecular Basis of Inheritance

QuestionAnswer
What would the DNA bases be that would pair with: T C A G ? A G T C
In the Griffith's experiments, heat killed encapsulated bacteria were mixed with _______ and the mice died. Live unencapsulated
What are the subunits (building blocks) of nucleic acids? Nucleotides
The name of the strand in DNA replication that is made as one continuous piece. Leading
The pyrimidines found in DNA are: Cytosine and Thymine
The name of the process which makes DNA from a DNA template. Replication
The enzyme which pieces together the short DNA segments on the lagging strand during replication. Ligase
The type of bond holding the sugar/phosphate backbone together in DNA. Covalent
The ability of bacteria to pick acquire foreign pieces of DNA and incorporate that DNA into their genome. Transformation
In DNA & RNA, the base Cytosine pairs with: Guanine
Prior to Griffith's experiments, scientists thought the heritable material was either DNA or _______. Protein
In general, what are the 3 parts of a nucleotide? Phosphate, Sugar, Base
In DNA, the base Adenine pairs with: Thymine
The term for the new DNA molecule which is made during replication....being half old DNA and half new DNA. Semi-Conservative Replication
The name of the strand in DNA replication that is made as small pieces that are later put together. Lagging
The type of bond holding the bases together in the middle of the helix of DNA. Hydrogen Bonds
The term for loops of DNA which are coiled to compact the molecule. Supercoiling
The term that describes the 2 strands of DNA nucleotides running in opposite chemical directions is known as: Anti-parallel
How many molecules of DNA is/are contained in a single eukaryotic chromosome? One
What type of Streptococcus pneumoniae causes pneumonia? Encapsulated
What portion of the virus in the Hershey-Chase experiments actually went inside the host cell? DNA only
The purines found in DNA are: Guanine and Adenine
The sugar found in a nucleotide of DNA is: Deoxyribose
What direction is DNA polymerase able to make new strands? 5' to 3'
The term for DNA which is wound around histone proteins like a spool. Nucleosomes
The experiments by Griffith were done to prove that ______ was the heritable material. DNA
What type of Streptococcus pneumoniae does not cause pneumonia? Unencapsulated
The name of the enzyme which assembles new nucleotides to growing DNA strands during replication. DNA Polymerase
What 2 parts of the virus were radioactively labeled in the Hershey-Chase experiments? DNA and Protein