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The terrestrial planets are characterized by having a a.) silicate core b.) iron-rich silicate core c.) iron-rich metallic core d.) none of these
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Biology, 22.06.2019 12:30
Which of the following is true of metabolism in its entirety in all organisms? a) metabolism depends on a constant supply of energy from food. b) metabolism uses all of an organism's resources. c) metabolism consists of all the energy transformation reactions in an organism. d) metabolism manages the increase of entropy in an organism.
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Biology, 22.06.2019 13:30
How do the sperm cells get from the stigma to the ovules? a. they slide down the petals to the bottom of the flower. b. they travel through pollen tubes. c. they travel along filaments. d. insects carry the sperm cells from the stigma to the ovules.
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Biology, 23.06.2019 02:40
Which of the items below would represent the phenotype of an individual? a.gg b.hh c.brown fur
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DNA is what type of macromolecule?...
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