Biology, 08.03.2021 17:40 goodschool93
Two disinfectants were tested for their effectiveness against a strain of bacteria. Disinfectant A had a clear circle with 3 mm diameter. Disinfectant B had a clear circle with 6 mm diameter. Calculate the difference in the bacteria-free area between disinfectant A and disinfectant B.
Answers: 2
Biology, 22.06.2019 02:30
Which list is in order from simplest to most complex? a bacteria - virus - plant - protist b protist - bacteria - virus - plant c virus - bacteria - plant - protist d virus - bacteria - protist - plant
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Biology, 22.06.2019 10:10
Which example describes a mutualistic relationship between organisms? young wasps prey on caterpillars. crabs eat the remains of dead fish. tapeworms feed on food in the intestines of cats ants protect a tree on which they feed.
Answers: 2
Biology, 22.06.2019 15:40
Which of these is one of the nitrogenous bases in dna? a. proline b. leucine c. glycine d. thymine
Answers: 2
Two disinfectants were tested for their effectiveness against a strain of bacteria. Disinfectant A h...
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