A favorite ascomycete for genetic research is
a Rhizopus stolonifer
b. Neurospora crassa
c. Penicillium chrysogenum
d. Saccharomyces cerevisiae
e. Candida albicans
Answer: b
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While strolling through an arboretum, a very tall tree bearing relatively small pollen-producing cones and short, needle-like leaves catches your eye. What else is also likely true of this species?
_____ It produces resin. _____ It is pollinated by moths. _____ It is a monocot. _____ Its water-conducting cells are protected from desiccation by tori. ______ Its leaf surfaces are protected from desiccation by a thick waxy cuticle.
What might happen over time if two bird species competed for the same seed resource and one preferred larger seeds while the other species preferred smaller ones?
A) Species would repeatedly switch between small and large seeds. B) Beak sizes might shift over time. C) Both species would die out via competition. D) Seed size will shift larger over time.
Imagine you were driving westward on a road in a wooded area. If ferns were growing in the area, which side of the road would they most likely be growing, and why wouldn't they be growing as well on the other side?
What will be an ideal response?
Except during initiation of translation, transfer RNA molecules carrying amino acids initially bind to the ribosome at the (P/A/E) site.
Fill in the blank(s) with the appropriate word(s).