The approximate viral concentration of a sample may be determined by
A. quantal assay.
B. endpoint assay.
C. the titer.
D. the lysate assay.
A
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Ronald Fisher developed a critical idea for the modern synthesis of Darwin and Mendel. What is the basis of this synthesis?
A. Mendel was correct in that most traits are discrete. B. Multiple genes can explain the continuous nature of most observed traits. C. Darwin was incorrect in how natural selection influences discrete traits like Mendel observed. D. Mendel and Darwin both missed the importance of population growth as described by Malthus.
Larval salamanders eat small insects and crustaceans. These insects and crustaceans are
herbivores. Thus, the salamanders are __________.
a. primary producers b. primary consumers c. secondary consumers d. tertiary consumers
Caenorhabditis elegans is extremely useful as an experimental model system due to all of the following EXCEPT ________
A) adults contain a small, fixed number of cells B) it is highly variable in size and shape making it good for evo-devo studies C) its genetics are well known D) its genome has been sequenced
During protein synthesis, the step using DNA to make mRNA is called ______, and the step in which mRNA is "read" to make protein is called ________.
What will be an ideal response?