The pelvic cavity contains which of the following?
A) Urinary bladder
B) Stomach
C) Lungs
D) Brain
Answer: A) Urinary bladder
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Agrobacterium infects plants and causes them to form tumors. You determine that tumor formation requires a large amount of the plant's energy for tissue formation. How might this change the number of offspring a plant produces
, and what is the most likely explanation for this change? A) The number of offspring should increase, because in general, illness increases the reproductive output of organisms. B) The number of offspring should increase, because the bacteria will provide energy for the plant. C) The number of offspring should decrease, because the plant will divert energy from reproduction to tumor formation. D) There should be no effect of infection on offspring production because energy for reproduction is independent of infection.
Which taxonomic tool would scientists use if they wanted to determine if an outbreak of food poisoning was caused by a particular strain of a pathogen?
A) fluorescence in situ hybridization B) DNA:DNA hybridization C) multilocus sequence typing D) fatty acid methyl ester analysis
The volume of space around a nucleus where an electron is most likely to be located is called the ________ of that electron.
A. energy level B. orbital C. pathway D. spin
Bacteria collected from a severely inflamed wound are sent to the lab for analysis. The results come back as follows: Gram-positive cocci in irregular clusters, kinase and coagulase positive, and able to grow in the presence of most antibiotics except vancomycin. The bacteria in the wound are most likely
A) Enterococcus. B) Staphylococcus epidermidis. C) Staphylococcus aureus. D) methicillin-resistant Staphylococcus aureus (MRSA). E) Streptococcus pyogenes (group A streptococcus).