What are the main organs of the Circulatory System?
A. Stomach, Intestines
B. Heart, Ar...
Answers: 2
Biology, 22.06.2019 06:20
Which box will not accelerate? 4 newtons 4 newtons 4 newtons 25 kg 4 newtons 15 newtons 10 kg 30 newtons 40 newtons 50 kg 30 newtons 30 newtons
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Biology, 22.06.2019 14:20
Do the following statements describe actin, myosin, both of the proteins or neither of the proteins? (a) contains a binding site for calcium (b) found in the i band (c) exists in a globular (g) form and a filamentous (f) form (d) contains a binding site for atp (e) is a component of the thin filament (f) is a component of the thick filament
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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 21:30
How do you suppose living conditions differ between the country furthest along in the demographic transition compared to the country earliest in the transition? how would living conditions in these two countries affect both birth and death rates?
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Mathematics, 17.10.2020 20:01
Mathematics, 17.10.2020 20:01
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Health, 17.10.2020 20:01
Mathematics, 17.10.2020 20:01
Mathematics, 17.10.2020 20:01