Biology, 29.06.2019 03:30 zeesharpe05
It's hypothesized that cells formed spontaneously in the primordial soup, but without further changes could not : a. form lysosomes. b. infold an organelle. c. absorb anything by infolding. d. pass on their traits.
Answers: 1
Biology, 21.06.2019 20:00
Which of the following is true of microbes? a. ninety-nine percent of all microbes are pathogenic.b. gene expression in bacteria is very similar to gene expression in humans, which facilitates the use of bacteria in recombinant biotechnology and gene therapy.c. all bacterial enzymes are harmful to humans and the environment.d. microbes create pollutants and toxins that harm the environment.
Answers: 2
Biology, 22.06.2019 05:50
Which of the organisms listed below performs nitrogen fixation? a. legumes b. plants c. bacteria d. fungi
Answers: 2
Biology, 22.06.2019 06:00
Adrought killed all the plants in an agricultural farmland. gradually, due to wind and some birds for. nearby areas, new plants started sprouting l. what stage of succession was taking place in the farmland? a) competition b) nudation c) ecesis d) reaction e) migration
Answers: 2
Biology, 22.06.2019 14:20
Drag the tiles to the correct boxes to complete the pairs. match each cell organelle with its description.
Answers: 3
It's hypothesized that cells formed spontaneously in the primordial soup, but without further change...
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