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(True or False) Only four different building blocks of DNA, called nitrogen bases, give all organisms the physical characteristics they have.
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Biology, 21.06.2019 18:30
Which of the following are causes of coastal erosion? check all that apply. beach grasses and other plants trap windblown sand. wave action carves away the coastline. groundwater under pressure is forced to earth’s surface. artificial structures stop the natural flow of sand along the coast. underground caves collapse as bedrock is dissolved.
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Biology, 22.06.2019 10:30
All ova contain sex chromosomes corresponding to: x y xx xy
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Biology, 22.06.2019 13:00
Which type of landform forms at the plate boundary as a result of divergent stress
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Biology, 22.06.2019 18:00
How do bacteria protect their genetic material and cytoplasm during harsh conditions
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(True or False) Only four different building blocks of DNA, called nitrogen bases, give all organism...
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