Biology, 26.11.2019 23:31 claytonashley30
In an hfr strain, the f episome is integrated between genes aand b. when this hfr mates with an f−strain, gene bis always transferred first to the f−cell. what is the last bacterial gene that couldpossibly (at least in theory) be transferred to the f−from the host chromosome?
Answers: 3
Biology, 21.06.2019 22:00
The earth consists of a variety of different organisms. despite their diversity, however, some similarities on the structural and metabolic levels may be seen. these similarities can be attributed to a. similarities among organisms in their proteins and nucleic acids. b. the ability of organisms to readily adapt to sudden environmental changes. c. similarities in organisms' habitats and niches. d. the ability of all organisms to interbreed and produce new species.
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Which of the following is the source of energy for photosynthesis? a.) glucose b.) chlorophyll c.) carbon dioxide d.) sunlight
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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.
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In an hfr strain, the f episome is integrated between genes aand b. when this hfr mates with an f−st...
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