An extreme disturbance happens in an ecosystem. How does an ecosystem
change as succession happens after this disturbance?
O
A. Biodiversity in the ecosystem increases.
B. The population of most species decreases.
O
C. The ecosystem has more keystone species,
D. There is less biodiversity in the ecosystem.

What kind of action is a cause of air pollution

How does a lytic infection differ from a lysogenic infection?

Which of these is true of the cytoplasm of an unfertilized egg? a. it is an unevenly distributed mixture of mrna, proteins, organelles, and other substances. b. it does not contain substances that are important in directing development. c. these substances are supplied by the sperm. d. it does not contain substances that are important in directing development. e. development is directed solely by the surrounding cells. f. it is a homogeneous mixture of mrna, proteins, organelles, and other substances. g. it does not contain substances that are important in directing development. h. these substances are produced by the dna of the fertilized zygote.