Suppose that a species of fish has split into two populations in a lake: one on the eastern side and one on the western side. how could you determine whether the two populations constitute different species?

a.
examine the populations for morphological, color, or other physical differences.

b.
examine the populations for different genetic markers and allele frequencies.

c.
attempt to breed members from the two populations in captivity.

d.
introduce members from one population into the other population’s habitat to see if they interbreed.

The health, management and conservation of biodiversity, is a challenge facing ecosystems worldwide. the major factors that affect the health and function of the great barrier reef are climate change and pollution. which question investigates the effects of a biotic factor on the reef ecosystem?

Benito is doing research on the effects of florida's elevation on its climate. his notes include the following: 1. the average elevation of florida is 30 m above sea level. 2. the highest point in florida is britton hill, which is 105 m above sea level. 3. the change in temperature from 0 m to 1,000 m is 7 °c. what can benito conclude about the effects of florida's elevation on its climate? a.) florida typically experiences cold temperatures and temperature changes within a narrow range. b.) florida typically experiences cold temperatures and temperature changes within a broad range. c.) florida typically experiences warm temperatures and temperature changes within a narrow range. d.) florida typically experiences warm temperatures and temperature changes within a broad range.

Which group of molecules are targeted by the kinases in order to control this movement