Biology, 19.09.2021 17:30 rubiim9610
5. Thinking Critically Paramecium, a single-celled fresh-water organism,
takes in water by osmosis. Paramecium uses an organelle called a contractile
vacuole to remove excess water from the cell.
(a) Describe what would happen to Paramecium if it did not have
a contractile vacuole.
(b) Predict the effect of placing Paramecium in salt water.
Answers: 3
Biology, 22.06.2019 05:30
This class has taught you that the use of science and medicine in practical ways has become an international endeavor. one of the greatest examples of an international science accomplishment is which allows the profiling of human dna, useful not only to science but also medicine. a) forensic science b) the fbi c) the human genome project d) bioterrorism
Answers: 1
Biology, 22.06.2019 07:50
One function of the poly-a tail on eukaryotic mrna sequences is to the mrna be transported from the nucleus to the cytoplasm. prokaryotic mrna also has a poly-a tail. choose the best explanation of the prokaryotic poly-a tail. a. prokaryotic poly-a tails are composed of a different molecular structure compared with eukaryotic poly-a tails. b. prokaryotic poly-a tails have the same functions as eukaryotic poly-a tails, because this process is highly conserved throughout different species. c. prokaryotic poly-a tails aren't important, because prokaryotes don't have nuclei. d. prokaryotic poly-a tails have other functions,because prokaryotes don't have nuclei.
Answers: 3
5. Thinking Critically Paramecium, a single-celled fresh-water organism,
takes in water by osmosis...
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