A young man dies after eating improperly stored food, resulting in (indirect/vehicle/vector) transmission.
Fill in the blank(s) with the appropriate word(s).
vehicle
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Match the following items with the correct phrase.
_______1. Has caused massive fish kills along the east coast of the United States. _______2. Associated with red tides and paralytic shellfish poisoning. _______3. The source of agar. _______4. The only alga known to cause an infectious disease. _______5. Classified as an alga by some taxonomists and a protozoan by others. a. Prototheca b. Pfiesteria piscicida c. dinoflagellates d. a red marine alga e. Euglena
After secreting antibodies during an immune response, plasma cells then differentiate into memory cells.
Answer the following statement true (T) or false (F)
__________ contain identical DNA sequences and are held together by __________ during mitosis
a. Daughter chromosomes; hydrogen bonding b. Daughter chromosomes; ionic bonding c. Sister chromatids; spindle fibers d. Sister chromosomes; histone proteins e. Sister chromatids; centromeres
The most parsimonious phylogeny is the one that minimizes the number of evolutionary transitions among phenotypic states
a. true b. false