The basic structure of filamentous fungi is the:
a) hypha
b) bud
c) endospore
d) spherule
Answer: a) hypha
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Restriction endonucleases were discovered by ________.
A. Arber and Smith B. Jackson, Symons, and Berg C. Temin and Baltimore D. Boyer and Cohen
Who is the co-discoverer of the principle of natural selection along with Charles Darwin?
A) Jean-Baptiste de Lamarck B) Georges Cuvier C) Charles Lyell D) Alfred Russel Wallace
Which of the following is NOT an example of a walled-off site of infection that contains a fluid made of dead and dying tissue cells, leukocytes, and pathogens?
A. a boil B. an abscess C. a pimple D. a pustule E. a tumor
Which of the following is not true of genomic and cDNA libraries?
A. Genomic libraries contain fragments of genomic DNA that are generated by partial digests with restriction enzymes. B. cDNA libraries contain cDNAs made from mRNA. C. cDNA libraries only contain sequences from transcribed genes. D. Genes represented in cDNA libraries contain control sequences that direct transcription. E. Genomic libraries usually contain large fragments and are likely to be constructed in YAC or BAC vectors.