Biology, 07.03.2020 02:23 JellalFernandes
Amniotes are vertebrates that have protective membranes around their embryos, to provide a watery environment for the development of the embryo. What other characters do amniotes have in common?
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Biology, 22.06.2019 03:00
Which set of characteristics best describes sedimentary rock? a) largest type of rock, made of organic matter, hardest type of rock b) often contains layers, forms near sources of water, contains fossils c) least abundant type of rock, made of other rocks, made mostly of minerals d) most abundant type in earth's crust, made of magma/lava, contains no fossils
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Biology, 22.06.2019 06:40
The first generation of offspring from the cross of two parents is called the a.f1 generation b.f2 generation c.short generation d.p generation
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Biology, 22.06.2019 11:30
According to theories of how life began, how did early organic molecules begin to separate from the outside world? a: specialized enzymes were required b: chains of amino acids created a barrier c: formation of microspheres or vesicles d: rna catalyzed the formation of membranes
Answers: 3
Amniotes are vertebrates that have protective membranes around their embryos, to provide a watery en...
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