An animal, such as an arthropod, that transmits a pathogen from one host to another is a
A) Reservoir
B) Carrier
C) Fomite
D) Source
E) Vector
E) Vector
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Match the following items with the correct phrases.
_______1. ____________________ are the “building blocks” of proteins. _______2. ____________________ consist of a nitrogenous base, a pentose, and a phosphate group. _______3. ____________________ are the “building blocks” of polysaccharides. _______4. Sucrose, lactose, and maltose are examples of ____________________. _______5. Fructose, galactose, and glucose are examples of ____________________. a. amino acids b. disaccharides c. fatty acids d. monosaccharides e. nucleotides
Cell walls and cytokines of bacteria are examples of the evolution of resistance to the host immune response. Indicate whether the statement is true or false
Resolution improves when the wavelength of the illuminating light decreases.
Answer the following statement true (T) or false (F)
What is the advantage to the segmentation that is exemplified in the Phylum Annelida? Check all that apply.
A. Locomotion is more efficient. B. The importance of segmentation is unclear. C. Segments can be specialized. D. The annelid may still survive if one segment is damaged. E. Vital structures are repeated in each segment.