Bio 203 Final Exam Complete Questions And Answers(2024 Latest Update)!!
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Course
Bio 203
Institution
Bio 203
Bio 203 Final Exam Complete Questions And Answers(2024 Latest Update)!!
What is the reason that closely linked genes are typically inherited together? - ANSWER the likelihood of a crossover event between these two genes is low
All female mammals have one active X chromosome per cell instead of ...
Bio 203 Final Exam Complete Questions And Answers(2024 Latest Update)!!
What is the reason that closely linked genes are typically inherited together? - ANSWER
the likelihood of a crossover event between these two genes is low
All female mammals have one active X chromosome per cell instead of two. What causes this? - ANSWER activation of the XIST gene on the X chromosome that will become the Barr body
In his transformation experiments, what did Griffith observe? - ANSWER Mixing a heat-
killed pathogenic strain of bacteria with a living nonpathogenic strain can convert some of the living cells into
the pathogenic form
In trying to determine whether DNA or protein is the genetic material of phage using radioisotopes, Hershey and Chase made use of which of the following facts? - ANSWER DNA contains phosphorus, whereas protein does not
Why is the new DNA strand complementary to the 3' to 5' strands assembled in short segments? - ANSWER DNA polymerase can assemble DNA only in the 5' to 3' direction
Cytosine makes up 42% of the nucleotides in a sample of DNA from an organism. Approximately what percentage of the nucleotides in this sample will be thymine? - ANSWER 8%
DNA replication is said to be semiconservative. What does this mean? - ANSWER each
new double helix consists of one old and one new strand
What are the repetitive DNA sequences present at the ends of eukaryotic chromosomes
called? - ANSWER telomeres *
A particular triplet of bases in the template strand of DNA is 5' CTA 3'. The corresponding codon for the mRNA transcribed is - ANSWER 3' GAU 5'
At a specific area of a chromosome, the sequence of nucleotides below is present where the chain opens to form a replication fork: 3' C C T A G G C T C G A A T G G 5'
An RNA primer is formed starting at the underlined T (T) of the template. Which of the following represents the primer sequence? - ANSWER 5' A G C U U A C C 3'
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