____ are good examples of catadromous fishes
a. Lampreys
b. Salmon
c. Freshwater eels
d. Hagfish
e. Sea horses
C
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T-even bacteriophages infect
a. Escherichia coli. b. Neurospora. c. Aspergillus. d. Salmonella typhimurium. e. Streptococcus pneumoniae.
The first bioengineered organisms were ____
a. Viruses b. Fungi c. Protozoans d. plant cells e. Bacteria
What are the possible genotypes of a female child from the union of a woman who is heterozygous for hemophilia and
a man who has normal blood clotting characteristics? a. XHXH or XHXh
b. XHXh c. XHYH d. Hh e. HH
Figure 10.1 represents a Petri plate. The gray area is where bacteria A is growing, the black area is where bacteria B is growing. The white area is a zone where neither organism is growing. What is the best interpretation of what is observed on the plate?
A. Bacteria B is producing an antibiotic that inhibits the growth of bacteria A. B. Bacteria A produces a compound that inhibits the growth of bacteria B. C. Bacteria A grows faster than bacteria B. D. Bacterial colony B has depleted the nutrients in the area around the colony. E. No conclusion can be made from this information.