Biology, 09.07.2019 21:40, dbuchlerdb5599
Which mechanism requires energy? a. exocytosis b. osmosis c. diffusion of oxygen into a red blood cell. d. diffusion of ions through a potassium channel
Answers: 2
Biology, 21.06.2019 19:10, jahnoibenjamin
Liquid water turns into water vapor at which step in the water cycle
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Biology, 22.06.2019 11:00, ayoismeisalex
Which of these is true of the cytoplasm of an unfertilized egg? a. it is an unevenly distributed mixture of mrna, proteins, organelles, and other substances. b. it does not contain substances that are important in directing development. c. these substances are supplied by the sperm. d. it does not contain substances that are important in directing development. e. development is directed solely by the surrounding cells. f. it is a homogeneous mixture of mrna, proteins, organelles, and other substances. g. it does not contain substances that are important in directing development. h. these substances are produced by the dna of the fertilized zygote.
Answers: 1
Which mechanism requires energy? a. exocytosis b. osmosis c. diffusion of oxygen into a red blood...
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