8500
39
The elements carbon, oxygen, hydrogen and nitrogen combined make up
about 96% of our bodies (carbon is about 18%). Carbon is necessary for life
because it is a(n)
uncommon
element in all
living things.
element found
only in the
atmosphere
onder
is found mostly in
dead things
Answers: 2
Biology, 22.06.2019 06:20
Select the correct answer from each drop-down menu proteins are
Answers: 1
Biology, 22.06.2019 07:00
Which statement best describes how the loudness of the sound affects the high-pressure region created by the sound wave? a. a louder sound has no effect on the pressure created. b. a louder sound means a high-pressure region that is higher. c. a louder sound means a high-pressure region that is not as high.
Answers: 1
Biology, 22.06.2019 08:30
Construct at least two possible hypotheses for the student’s experiment.
Answers: 3
Biology, 22.06.2019 11:30
Which is the best example of plant tissue? the answer is d (just took the test)
Answers: 1
8500
39
The elements carbon, oxygen, hydrogen and nitrogen combined make up
about 96% o...
The elements carbon, oxygen, hydrogen and nitrogen combined make up
about 96% o...
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