Biology, 03.10.2020 01:01 winterblanco
A Biology class wants to investigate what concentration of a salt solution is most
effective in preventing the growth of bacteria. Students prepare five dishes of
agar (a gelatin-like substance used to cultivate living material). They spread
solutions of different salt solutions on four dishes, leaving one dish untouched.
They then introduce bacteria on all the dishes and observe the dishes for the
amount of bacterial growth. Identify the Dependent Variable in this experiment.
Answers: 2
Biology, 22.06.2019 08:40
Asquirrel population lives in an area. over many years, a river in that area grows wider and stronger, eventually forming a canyon. the squirrel populations on the two sides of the canyon can no longer mate with each other and ultimately form distinct species. this is an example of
Answers: 1
Biology, 22.06.2019 23:00
Electrochemical cells provide energy by allowing electrons to flow through an external circuit to electrodes contained in an electrolyte
Answers: 2
Biology, 22.06.2019 23:00
What are polysaccharides more difficult to digest than monosaccharides
Answers: 1
Biology, 23.06.2019 06:00
Which of the following is the best definition for a system? a. something that takes up space and has mass b. the form and arrangement of an object c. the collection of organs d. a group of connected or related things
Answers: 2
A Biology class wants to investigate what concentration of a salt solution is most
effective in pre...
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