Biology, 27.05.2020 19:08 xxgissellexx
A student performed an experiment to see if water temperature affects the level of activity
in aquatic snails. The student set up four tanks with five snails in each tank. All four of the
setups were identical in every way, except for the temperature of the water. In order to
make the conclusions more valid, the student could
A.
alter the pH of the water
B.
change the size of the tank
C.
carry out the experiment for a shorter period of time
D.
use a larger number of snails
Answers: 3
Biology, 22.06.2019 14:30
The human body needs energy in order to carry out life processes such as breathing. where does the body get this energy? a. from eating food b. from learning about new things c. from lying in the sun d. from sleeping
Answers: 1
Biology, 22.06.2019 20:30
¿cómo demostraron los experimentos de griffith que un factor hereditario estaba involucrado en la transformación bacteriana?
Answers: 3
A student performed an experiment to see if water temperature affects the level of activity
in...
in...
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