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 02:30
Variety of living organisms; includes genetic, species, and ecological types.
Answers: 1
Biology, 22.06.2019 06:00
Im inn a ! what"s the answer which of the following is one way creativity can scientists? by ensuring they follow the scientific method by increasing the amount of time it takes to complete scientific experiments by making sure they only try things that have already been proven by leading them to ask more questions about the natural world
Answers: 1
Biology, 22.06.2019 17:10
Question 17 (1 point) where does penicillin come from? a. it is a chemical that man invented b. it is a fungus c. it is a toxin made by other bacteria d. it was discovered in archaebacteria
Answers: 1
A Biology class wants to investigate what concentration of a salt solution is most
effective in pre...
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