Biology, 14.07.2019 09:20 mucciak3634
Which structural feature of the cell membrane allows molecules such as oxygen and carbon dioxide to diffuse into and out of the cell? a. the cell membrane contains proteins molecules b. the cell membrane contains cholesterol molecules. c. the cell membrane is made up of two layers of phospholipids d. the cell membrane is anchored to the cytoplasm by the cytoskeleton
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Biology, 22.06.2019 08:00
Biology ! the conversion of inorganic carbon to organic carbon by plants during photosynthesis is known as _[blank]_. filtration immigration reabsorption primary production
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Biology, 22.06.2019 10:30
16. which of the following accurately describes a step within transcription? a. dna polymerase uses one strand of rna as a template to put together nucleotides. b. the dna strand is used as a template for which a complementary rna strand can be produced. c. the rna strand forms a template by which dna can be built. d. the rna strand is produced within the cytoplasm.
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Biology, 22.06.2019 14:00
Some substances but not other can cross the (blank) membrane of a cell
Answers: 2
Which structural feature of the cell membrane allows molecules such as oxygen and carbon dioxide to...
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