Biology, 21.07.2019 22:00 smelcher3900
Which of the following statements is true about the cycling of oxygen in a pond ecosystem? a. oxygen cannot cycle because it binds irreversibly to other elements. b. cycling of oxygen is independent from cycling of carbon and hydrogen. c. oxygen cycles through the processes of photosynthesis and cellular respiration. d. fish create oxygen through the process of cellular respiration.
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Biology, 21.06.2019 16:00
Which of the following examples can cause gene flow between populations? a.an increase in predators to a population of zebra b.a volcanic eruption that kills half of a population of mice c.bird droppings that contain seeds from a different location d.a person that sprays a toxin on a group of mosquitoes
Answers: 2
Biology, 21.06.2019 23:00
Me . based on the data in your tables, did the light-colored moths have a higher or lower survival rate after the industrial revolution?
Answers: 1
Biology, 21.06.2019 23:40
Which statement describes an endocrine function rather than an exocrine function? a. salivary glands release saliva into the mouth. b. sweat glands release sweat onto the skin c. the pineal gland releases melatonin into the blood. d. esophageal glands release mucus into the esophagus.
Answers: 1
Which of the following statements is true about the cycling of oxygen in a pond ecosystem? a. oxyge...
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