A slant often does not provide adequate
What will be an ideal response?
surface area for growth and observation of isolated colonies.
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What is vertical transmission of viruses?
a. an infection transferred between species b. an infection transferred from plant to plant c. an infection inherited from a parent organism d. an infection caused by mutated proteins
A researcher planned to duplicate the Luria Delbruck fluctuation experiment. This researcher inoculated twenty samples of liquid nutrient media with bacteria from the same colony and let them grow overnight. The next morning the researcher noticed that all but one of the flasks had come open and were ruined. Not wishing to redo the experiment, the researcher spread samples of bacteria from the one intact liquid culture on twenty petri plates that had nutrient agar infused with bacteriophage. What results do you expect the researcher obtained from this experiment?
A) All plates had some bacterial colonies; some plates had more bacterial colonies than others. B) Some plates had no bacterial colonies; others had varied numbers of colonies. C) All plates had a similar number of bacterial colonies. D) Some plates had no bacterial colonies; all of the other plates had a similar number of bacterial colonies. E) No bacterial colonies formed on any of the plates.
The electrons for photosynthesis come from ____
a. ATP b. glucose c. NADP+ d. chlorophyll a e. H2O
One goal of pedigree analysis is to discover whether the gene in question is located on an X or a Y chromosome or on
a(n) ____________________.Fill in the blank(s) with the appropriate word(s).