Answers: 1
Biology, 22.06.2019 10:00
What organ is the first to receive nutrients that have been absorbed from the digestive tract?
Answers: 1
Biology, 22.06.2019 18:30
Crinoids, also known as sea lilies, appear to be sea plants but are not plants at all. crinoids are an echinoderm species which uses anchoring structures called holdfasts to attach themselves to the sea floor. crinoids were most abundant in pennsylvania during the mississippian period, which ranged from 375 to 320 million years ago. fossils of the crinoids shows that during most of this time pennsylvania was that provided favorable conditions for crinoid growth. a) glacial terrain b) a dry and sandy plain c) mostly mountain ranges d) covered by warm, shallow seas
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Biology, 22.06.2019 21:00
Amoeba proteus is injected with a drug that inhibits the formation of microtubules. what effect does this have on the organism’s movement?
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Biology, 22.06.2019 21:30
Which of the following is true about the introduction of a non-native species to an environment? (a) they usually adapt quickly so they can have a positive affect on the environment. (b) they can disrupt the environment and cause much damage and devastation to native species. (c) they usually become predators in a food chain and to keep prey populations under control. (d) because the native species are better-adapted to the environment, the non-native species always end up dying out.
Answers: 1
Dna replicates during which phase of mitosis...
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Mathematics, 27.10.2019 18:43
History, 27.10.2019 18:43
Biology, 27.10.2019 18:43
Mathematics, 27.10.2019 18:43
Chemistry, 27.10.2019 18:43