Where does karyogamy occur in basidiomycetes?
a. basidia
b. conidiophores
c. sporangia
d. asci
e. zygospores
ANSWER: a
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The slime layer external to the prokaryotic cell wall is called the ____
a. glycocalyx b. extracellular matrix c. plasma membrane d. pilus e. flagellum
Which is an example of a SNP? (Select all that apply.)
A) A single base near the neurofibromatosis gene can be a G or a T; phenotype is not affected. B) A single base change in the gene for ? globin changes an amino acid and results in sickle cell anemia. C) Individuals with Huntington disease have more trinucleotide repeats in the coding region of the HD gene than normal individuals. D) The most common cystic fibrosis allele has a deletion of three base pairs in the coding region of the CFTR gene.
After a region of DNA has been replicated, ________ removes the RNA primers
A) DNA polymerase I B) DNA polymerase III C) DNA helicase D) RNA primase E) DNA ligase
Some scientists propose that the kingdom Protista should be broken up into several kingdoms. Which of these statements accurately supports this idea?
a. Protists are all very similar and easy to confuse b. Protista contains very diverse organisms that do not fit into the other kingdoms c. Protists are the most numerous organism on Earth d. Protista evolved before any other kingdoms