Biology, 04.01.2020 01:31 kajtazi1157
Alexander fleming was a biologist who was best known for his discovery of the antibiotic penicillin. during his research, dr. fleming noticed that there was no bacterial growth where there was mold growing on his petri dishes. he could have thrown out his plates, but instead he cultured the mold. how did dr. fleming’s creativity lead to a scientific discovery? he noticed that bacteria cells and mold coexisted well. he observed that bacterial cells had become mold. he concluded that the mold inhibited the growth of bacteria. he inferred that mold and bacteria share most of their dna.
Answers: 3
Biology, 21.06.2019 20:30
Explain how fossils scientists make discoveries about the lives of organisms and about how environments have changed over time. plz hurry up it time
Answers: 1
Biology, 22.06.2019 05:00
Identify the examples in which sam interacts only with natural resources
Answers: 2
Biology, 22.06.2019 09:10
Which zone within the open-ocean zone is home to the most organisms? deep zone surface zone intertidal zone transition zone
Answers: 1
Biology, 22.06.2019 11:30
Ihave no idea how to solve these. plus there's another question that is 2) a 10 kilogram meteorite is collected in space and brought back to earth. it is composed of 1.25 kg of uranium-238 and 8.75 kg of lead-206. how many u-238 half lives have passed? what is the approximate age of the meteorite?
Answers: 1
Alexander fleming was a biologist who was best known for his discovery of the antibiotic penicillin....
Computers and Technology, 13.07.2020 23:01
Mathematics, 13.07.2020 23:01
English, 13.07.2020 23:01
Biology, 13.07.2020 23:01
Mathematics, 13.07.2020 23:01
Mathematics, 13.07.2020 23:01
History, 13.07.2020 23:01
Biology, 13.07.2020 23:01
History, 13.07.2020 23:01
Mathematics, 13.07.2020 23:01
Biology, 13.07.2020 23:01
Mathematics, 13.07.2020 23:01
Mathematics, 13.07.2020 23:01
Mathematics, 13.07.2020 23:01
Social Studies, 13.07.2020 23:01