How does having a narrow niche, such as a panda bear, affect biodiversity? Having a narrow niche helps species adapt better to environmental change
Having a narrow niche doesn't affect biodiversity
Having a narrow niche may make it more difficult to adapt to environmental change
Having a narrow niche will increase biodiversity with environmental change

Read the following scenario to answer the following question. in some zoos, rare crosses between a male lion and a female tiger have produced hybrid offspring called "ligers." male ligers are sterile but some female ligers are fertile. in the wild, lion and tiger ranges do not naturally overlap, making such a cross unlikely. furthermore, the solitary behavior of tigers and the social organizations of lions create behavioral differences. applying the biological species concept, the sterility of ligers reveals that a. lions are probably a subspecies of tigers b. tigers and lions are the same species c. a new species called "ligers" is forming d. tigers and lions are separate species

About how many years does it take for one cycle of surface water to become deep water and then surface water again in the oceans? 101001,000

Once an egg cell is fertilized by sperm, the cell then, as the embryo develops, it receives nourishment and eliminates wastes by transferring substances from its blood to its mother's blood. a. becomes a fetus immediately and exits the womb b. begins to divide and implants itself in the wall of the uterus c. remains in the uterus without dividing for several months d. travels back to the ovaries until the fetus is developed