Biology, 15.07.2019 00:30 lilwolves1013osqd2o
Which of these statements best describes a scientific theory? (2 points) select one: a. it is a description of an observation which does not change over time. b. it is a description of an observation after research over a period of time. c. it is an explanation for an observation which is not based on data. d. it is an explanation for an observation after several valid experiments.
Answers: 2
Biology, 22.06.2019 02:30
What evidence supports the law of conservation of energy? a) mechanical energy is converted to chemical energy during photosynthesis. b) oxygen is made from the breakdown of carbon dioxide during photosynthesis. c)energy is absorbed by chlorophyll and becomes chemical energy during photosynthesis. d)the sun gives off light energy that is absorbed by plants.
Answers: 1
Biology, 22.06.2019 09:30
Describe your dna model. which part do the straws represent? the pushpins? the paper clips and the black dots you made with the marker?
Answers: 1
Biology, 22.06.2019 11:00
Which of the following are not included as modern mammals that evolved during the eocene epoch? primates artiodactyls perissodactyls none of the above
Answers: 1
Biology, 22.06.2019 17:40
Which is abiotic? a. tree sap b. insect c. sunlight d. wood table
Answers: 2
Which of these statements best describes a scientific theory? (2 points) select one: a. it is a de...
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