Biology, 28.06.2019 16:30 jessiegarrison1
Question 6 in regard to the estuary conservation strategy involving the removal of contaminated substrate, which of these statements are true? select all that apply. a it is one of the least expensive strategies for conserving estuaries. b it disturbs the biotic factors of the estuary floor. c it reduces contamination of the water and substrate of the estuary. question 7 mangrove forests have characteristics that make them unique. which characteristics do not differentiate them from other estuaries? select all that apply. a fluctuating salinity b low primary productivity c fluctuating water temperatures question 8 which features are used to classify a species as invasive? select all that apply. a adapts easily to the habitat and reproduces rapidly b competes with native species for survival factors c not edible for humans question 9 what produces the structure of coral reefs? a calcium carbonate b coral polyps c sodium bicarbonate question 10 true or false? the water content surroundng a black smoker is high in hydrogen sulfide and iron. a true b false question 11 how is energy produced in the aphotic zone? a marine rain b photosynthesis c chemosynthesis
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Biology, 21.06.2019 20:00
Researchers randomly divide participants into groups. each group takes a different amount of omega-3 fatty acid supplements daily for a month. one group receives a placebo. the researchers measure the impact on cholesterol levels in the blood. what is the purpose of random assignment in this experiment? a, to produce treatment groups with similar characteristics b, to ensure that all people with high cholesterol have an equal chance of being selected for the study c, to increase the accuracy of the research results and prevent skewness in the data
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Biology, 22.06.2019 01:30
What type of competition exsist between two species. turtles and fish
Answers: 1
Biology, 22.06.2019 04:20
Explain the significance of the increased cell specialization of the volvocine line
Answers: 1
Question 6 in regard to the estuary conservation strategy involving the removal of contaminated subs...
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