The proteins Rab, Ran, and tubulin are all
a. polymers.
b. nuclear proteins.
c. G proteins, regulated by bound GTP or GDP.
d. parts of signal transduction pathways.
e. components of mitotic spindles.
Answer: c. G proteins, regulated by bound GTP or GDP.
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Taxonomic separation into fungal phyla is based on
(a) sexual reproduction, or lack thereof. (b) whether the fungus is a parasite or saprophyte. (c) the production of certain metabolites, like citric acid. (d) the edibility of the fungus.
In a(n) ____ translocation, two nonhomologous chromosomes exchange parts and no genetic information is gained or lost from the cell in the exchange
a. cri du chat b. XXY c. copy number d. Robertsonian e. reciprocal
The ____ forms the skeleton of invertebrate chordates
a. pharynx b. neural crest c. oral hood d. notochord e. cranium
A homozygous milk chocolate Easter bunny is crossed with a homozygous dark chocolate Easter bunny
Assuming dark chocolate is dominant over milk chocolate and the traits segregate according to Mendelian genetics, which traits will the offspring express? A) 3 dark to 1 milk B) 3 milk to 1 dark C) All milk D) All dark