Sharks feed on a wide variety of prey and have low mortality rates. It is important that an
ecosystem containing sharks contain a high degree of biodiversity. If an ecosystem
containing sharks does not contain a high degree of biodiversity, the sharks will consume
A the immature members of key species, and the ecosystem will no longer be stable.
B many members of a key species, and the ecosystem will no longer be stable.
C the adult members of key species, and the ecosystem will remain stable.
D a few members of a key species, and the ecosystem will remain stable.
Answers: 2
Biology, 21.06.2019 17:40
Which of the following is an oxidation-reduction reaction? (pictured below)
Answers: 1
Biology, 21.06.2019 19:00
Which conditions are necessary for natural selection to occur? select all of the answers that apply. a. inheritable adaptations vary among individuals. b. the population size is increasing. c. more individuals are born than can survive. d. fitness varies among individuals. e. the environment changes suddenly and drastically.
Answers: 1
Biology, 22.06.2019 04:30
African penguins, which inhabit the coasts of southern africa, were classified as an endangered species in 2010. two significant threats to their survival are ecosystem damage from oil spills and overfishing by humans. overfishing depletes the food supply of african penguins. the best method to reduce the threat of overfishing would be to . the risk of oil spills could be reduced by increasing the use of , which should oil consumption. if an oil spill does occur, could be used to remove the oil so the ecosystem may more quickly recover.
Answers: 2
Biology, 22.06.2019 05:40
Glycogen is an energy-storage molecule in humans. a hormone that is called insulin controls the storage of glycogen in the liver. insulin is made up of amino acids.
Answers: 2
Sharks feed on a wide variety of prey and have low mortality rates. It is important that an
ecosyst...
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