Exam 10: The Structure and Function of Dna

A(n)________ is to bacteria as a ________ is to animal cells.

What is the smallest number of nucleotides that must be added or subtracted to change the triplet grouping of the genetic message?

If a strand of DNA has the sequence AAGCTC,transcription will result in a(n)________.

The figure below shows the flow of genetic information in a eukaryotic cell.The transfer of information from DNA into an RNA molecule is known as ________.

Assume that you want to take a sample of viruses so that you could use them to infect the most bacteria.At what point on the graph should you take your sample from if you want to achieve this goal?

Which of the following enzymes is responsible for RNA synthesis?

What was a surprising feature about the deadly nature of the 2009 H1N1 influenza virus?

What type of chemical bond joins the bases of complementary DNA strands?

The absence of a terminator in transcription will result in ________.

At what point on the graph are the viruses increasing in number the fastest?

How many nucleotides make up a codon?

Consider the following figure.It illustrates that a single amino acid substitution in the hemoglobin gene ________.

Please read the following scenario to answer the following questions. While working with cultured mouse cells,a researcher unknowingly treated the cells with a mutagen that causes the deletion or insertion of individual nucleotides in DNA.Subsequently,the researcher isolated and cultured a single cell from this group and noticed that the progeny of this cell were not producing a certain protein and that this affected their survival. -The mutation that resulted from the accident was probably ________.

DNA and RNA are polymers composed of ________ monomers.

The shared genetic code of all life on Earth is evidence that ________.

A mutation within a gene that will insert a premature stop codon in mRNA would ________.

The first thing you notice is that there is no immediate increase in viruses following infection.This is because ________.

Which of the following would NOT likely develop as an emerging virus?

Please read the following scenario to answer the following questions. While working with cultured mouse cells,a researcher unknowingly treated the cells with a mutagen that causes the deletion or insertion of individual nucleotides in DNA.Subsequently,the researcher isolated and cultured a single cell from this group and noticed that the progeny of this cell were not producing a certain protein and that this affected their survival. -The mutation would be most harmful to the cells if it resulted in ________.

Please read the following scenario to answer the following questions. While working with cultured mouse cells,a researcher unknowingly treated the cells with a mutagen that causes the deletion or insertion of individual nucleotides in DNA.Subsequently,the researcher isolated and cultured a single cell from this group and noticed that the progeny of this cell were not producing a certain protein and that this affected their survival. -The researcher isolated a different single cell and determined that it was producing a certain protein.However,the protein was much shorter than it should have been.What kind of mutation likely occurred in this protein?