Tag Archive | "mutation rate"

I Would Appreciate If Anyone Would Help.?


1.Earth has undergone some catastrophic changes from time to time. Which of these most likely explains why life on Earth continued following these catastrophes?
A. Dominate species had a slow mutation rate.
B. Many species filled the same niche.
C. A strong species had many different characteristics.
D. A wide diversity of species existed.
2. When a species shows a variety of colors this demonstrates
A. Species diversity
B. genetic diversity
C. Species richness
D. Ecosystem diversity.
3. Genetic diversity within interbreeding populations increases
A. The chance of an outbreak eliminating the species.
B. the amount of species in the ecosystem.
C. The chances that some species will survive during a changing environmental condition or during an outbreak of disease.
D. The likelihood of an unstable ecosystem.
4. Which of the following has the greatest species diversity?
A. Polar region
B. rainforest
C. Prairie
D. Mountain range

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