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Which group of chordates does notpossess true backbones? a. birds b. frogs and toads c. lampreys d. crocodilians
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How can you tell the difference between rough er from smooth er?
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What is the significance of the protein-lined pits? a. protein attracts other proteins needed for atp synthesis within the cell. b. protein-lined pits are able to transport one molecule at a time down the concentration gradient within the cell. c. the polarity of proteins allows other polar molecules to attach and be transported in the cell by transport channels. d. receptors within the pits allow ligands to fuse and be transported into the cell by endocytosis.
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Biology, 22.06.2019 10:30
Explain what a zygote is. use the terms egg cell, sperm cell, and fertilization in your explanation.
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Which of the following is an example of homoplasy? Which of the following is an example of homoplasy...
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