Biology, 04.02.2020 07:44 danielahchf
Which of these is a direct impact of excess nitrates coming from agricultural runoff into a freshwater ecosystem? a) reduction of dissolved oxygen, resulting in the decrease of fish species. b) reduction of biological oxygen demand, resulting in the decrease of algal populations. c) increase in dissolved oxygen, resulting in increases of fish populations that feed on the nitrates. d) increase in biological oxygen demand, resulting in the increase of biodiversity for producers and consumers.
Answers: 3
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All individuals have two alleles for a given trait. according to mendel's these alleles are passed down one each from both mother and father.
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According to your text, should be in the native language of the parents or guardians whenever possible. a. an email b. consent forms c. oral approval d. storybooks loaned out
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Which statement about the pancreas is not true? a. it is an endocrine organ in the abdomen. b. it release chemicals into the digestive system. c. it releases insulin to increase glucose levels. d. it release hormones into the bloodstream.
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Which of these is a direct impact of excess nitrates coming from agricultural runoff into a freshwat...
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