Answer:
How can you determine experimentally whether a bacterium is a psychrophile or a mesophile? incubate two cultures, one around 10°C and the other around 35°C. If it grows in the lower temperature incubator, it is a psychrophile. If it grows in the higher temperature incubator, it is a mesophile.
Explanation:
The answer would probably be be D
Answer:
astronomical unit (AU) and light years
Explanation:
B) the selection for different shaped beaks that best suit different niches
