Figure 53-6 represents the age structure diagram of:
a. the transition stage.
b. the preindustrial state.
c. a moderately developed country.
d. a developing country.
e. a highly developed country.
E
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Match the following items with the correct phrases.
_______1. Although Neisseria gonorrhoeae and Haemophilus influenzae will not grow on blood agar, they will grow on ____________________. _______2. ____________________ is a highly enriched and highly selective medium, used to isolate Neisseria gonorrhoeae from clinical specimens. _______3. ____________________ is an example of a medium that is both enriched and differential. _______4. ____________________ is selective for Gram-positive bacteria. _______5. ____________________ is an example of a medium that is selective and differential. a. blood agar b. chocolate agar c. MacConkey agar d. phenylethyl alcohol agar e. Thayer-Martin agar
. In the growth curve of a bacteria population, the bacteria are rapidly increasing in number in the
A. lag phase. B. exponential (log) phase. C. stationary phase. D. decline phase. E. boomer phase.
__________ is produced by the anterior lobe of the pituitary
a. Oxytocin b. Melatonin c. Growth hormone d. ADH e. Epinephrine
What are the most important transformers of energy in ecosystems?
A. Secondary consumers B. Bacteria C. Detritivores D. Plants and algae E. Primary consumers