The type of filter used in a laminar flow biological safety cabinet is called a(n) ________ filter.
What will be an ideal response?
HEPA (high efficiency particulate air)
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The somatic subdivision of the vertebrate nervous system would innervate which of the following?
a. intestinal muscles b. liver c. heart d. pancreas e. skeletal muscles
From a standpoint of natural selection, we see that the heterozygous advantage for ?A?S individuals is balanced by the disadvantage to those with SCD or the wild-type alleles (and no malaria protection)
The action of these conflicting trends produces an overall increase in the mutant allele until it reaches a state where the gain and loss of ?S alleles is equal. What is the term for this stable condition that allows mutant alleles to remain in a particular population? A) equilibrium frequency B) heterozygote fitness C) restriction fragment length polymorphism D) single nucleotide polymorphism E) balanced polymorphism
What is the temperature used for the extension step?
a. 72 °C b. 60 °C c. 94 °C
In DNA replication, the parent strand _____.
A) reproduces itself exactly B) binds random free nucleotides C) acts asa template to bind complementary nucleotides D) all of the choices