Biology, 05.11.2020 04:10 larissacrystalow8g2w
A student fills a dialysis membrane bag with a mixture of red dye, yellow dye, and
water. He soaks the bag in pure water for 24 hours and then observes that the water outside
the bag turns yellow. Which statement best explains the results of this experiment?
A) Water diffused Into the membrane bag.
B) The dialysis membrane actively transported yellow dye molecules.
C) Only red dye diffused through the membrane.
D) The yellow dye molecules are smaller than the red dye molecule
60 POINTS PLZ HURRY !
Answers: 1
Biology, 22.06.2019 06:30, hdhdhd49jdhd
Match the pollutants. 1. a chlorofluorocarbon smoke 2. a biodegradable organophosphate insecticide freon 3. particle pollution paint 4. hazardous waste monoxide 5. carbon is completely burned malathion 6. carbon is incompletely burned dioxide
Answers: 2
Biology, 22.06.2019 19:50, dayanawhite64
Which statements explains what the fossil records indicates? check all that apply. a) earth is 4.5 billion years old b) many organisms have become extinct c) mammals have always existed on earth d) mass extinctions have occurred several times on earth e) the amount of water on earth has decreased over time?
Answers: 2
A student fills a dialysis membrane bag with a mixture of red dye, yellow dye, and
water. He soaks...
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