Biology, 15.09.2021 14:00 lovecats12
Raya is a gardening enthusiast who is looking to buy a new house. She wonders whether her house plants will grow well if she buys an
apartment on a higher floor. She remembers that her friend Jenn also has a small garden on her balcony, and her plants seem healthy.
Raya conducts an experiment to study the effect of altitude on the growth of plants. She gathers plant samples and places them on five different
floors of a 20-story building. Identify the basic components of Raya's experiment, including the confounding variable.
observation
hypothesis
relationship to be tested
dependent variable
independent variable
confounding variable
eliminating a confounding variable
Raya measures the
growth rate of plants.
Answers: 1
Biology, 21.06.2019 18:30
Which sentence best expresses the differing opinions of these two book reviews?
Answers: 1
Biology, 22.06.2019 01:20
Which organelles are labeled d, and what is one feature that distinguishes them from the other labeled organelles chloroplasts the only organelles that produce sugars from sunlight mosomes, only found in animal and bacterial cells centricles only found in animal cells mitochondra, the only energo-generating structures found in cells
Answers: 1
Biology, 22.06.2019 03:00
During the day, plants produce by splitting water molecules in the light-dependent reactions of photosynthesis. at the same time, plants use cellular respiration to produce some of the needed by the light-independent reactions to make sugars. during the night, plants produce because takes place.
Answers: 3
Biology, 22.06.2019 12:50
The many stone tools, fragmentary animal bones, and teeth found at gran dolina, spain, indicate that hominids there? a. processed and consumed animals and other hominids. b. did not differ appreciably from earlier asian homo erectus. c. were similar to later homo sapiens. d. none of the above
Answers: 1
Raya is a gardening enthusiast who is looking to buy a new house. She wonders whether her house plan...
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