Emphasizing the preservation of whole ecosystems could O A. affect the economic needs of farmers in order to save a single species.
O B. reduce biodiversity, especially in tropical rainforests, coral reefs, and islands.
OC. destabilize food webs in many ecosystems
D. save many unknown species from extinction
Help pls ASAP

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?

Which of the following is required of a new drug?me

Suppose that on a small island off the coast of scotland, 32 percent of the population has blue eyes, which means that these individuals must be homozygous for the blue eye color gene (bb). the only other eye color found on the island is brown, and individuals that are homozygous for the brown eye color gene (bb) or heterozygous (bb) will have brown eyes because brown is the dominant gene. assume this population is in hardy-weinberg equilibrium. if 100 babies are born next year, how many of these would you expect to have brown eyes and be heterozygous? a. 58 b. 49 c. 29 d. 43