Biology, 28.01.2020 03:31, Queenquestion9130
Orcas, or killer whales, are natural predators of sea otters. it has been observed that in regions where the sea otters are not present, sea urchins grow rapidly and destroy much of the natural kelp vegetation. which of these statements is correct in this context? a) kelp is the keystone species because their survival is key to the survival of the entire ecosystem. b) sea otters cannot be considered the keystone species because they are not the top predators in the ecosystem. c) sea urchins are the keystone species because they multiply rapidly in the absence of their natural predators. eliminate d) sea otters are a keystone species as they prevent a herbivorous species from completely destroying a plant species.
Answers: 3
Biology, 21.06.2019 19:10, jasminer257
What are the types of mutations, and how does each alter the encoded protein? college level answer
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Biology, 22.06.2019 05:30, 100738
Agene pool: a) is the collection of all the alleles found in a single species b) is the collection of all the alleles found in a single population c) is the collection of all the chromosomes found in a single population d) is the collection of genes in a species that allow the individuals to swim
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Biology, 22.06.2019 06:30, maymayrod2000
Prior to the mt. st. helens eruption on may 18, 1980, satellite and topographic views of the volcano were captured. based on the topographic map of mt. st. helens, what is the contour interval if the volcano height is 2,950 m? question 9 options: 600 m 400 m 750 m 500 m
Answers: 3
Orcas, or killer whales, are natural predators of sea otters. it has been observed that in regions w...
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