Brett arrives late to science class. as he arrives, the teacher is talking about a type of scientific investigation that has a question, procedure, and conclusion. the teacher explains that in this investigation, data is collected but variables are not manipulated. what topic is brett’s teacher describing?
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Biology, 22.06.2019 09:40
Which statement is the best summary of the model? a-a series of aerobic and anaerobic reactions take place in cells b- the sun's energy moves through trophic levels in a food chain c-light energy is converted into stored chemical energy plants.d- food molecules are broken down in the cells if living things.
Answers: 1
Biology, 22.06.2019 10:30
Which of the following statements is accurate about evolution? question 10 options: natural selection only eliminates odd individuals. evolution means that a population never has changes in its genetic frequencies. mutations are always harmful. evolution means that a population undergoes changes in its gene frequencies over time.
Answers: 1
Biology, 22.06.2019 16:50
What is a general feature of a species that varies from one individual to the next (skin tone,eye color or hair color)? a.organism b.trait c.character
Answers: 2
Biology, 22.06.2019 23:00
Atype of organism that no longer exist on earth is said to be
Answers: 2
Brett arrives late to science class. as he arrives, the teacher is talking about a type of scientifi...
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