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Biology, 22.06.2019 02:00
The phylogenetic tree illustrates the relationship between humans and our closest living relatives. the tree was based on biochemical comparisons, including dna and amino acid sequences. according to the biomolecular data, we could infer that
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Biology, 22.06.2019 13:20
There are only about 250,000 known fossil species. true or false
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Biology, 23.06.2019 01:00
If the environment changes what is the first thing a species will do to survive
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Biology, 23.06.2019 05:00
Cells in organisms need food, air, and waste removal. how are these needs met? a. cells get their food from the air and sunlight around them. b. organs and tissues perform these functions for the cells. c. cells share their waste with other cells. d. each cell must specialize in all of these functions.
Answers: 1
The term refers to the alternating surges of pressure in an artery that occur with each contraction...
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