Biology, 30.04.2021 01:00 PastyMexican24
The evolution of the watertight amniotic egg with its series of membranes allowed reptiles to replace amphibians and become the dominant terrestrial vertebrate. Starting with the outermost membrane, the lies just beneath the porous shell of the egg. The encases the developing embryo within a fluid filled cavity. The provides food for the embryo via blood vessels connecting to the embryo's gut. The surrounds a cavity into which waste products from the embryo are excreted.
Answers: 2
Biology, 21.06.2019 18:10
What is unique about the members of the group of fungi to which penicillium notatum belongs? they are not important for medicine. they are not made up of hyphae. they are used in fermentation. they lost the reproductive phase.
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Biology, 22.06.2019 01:50
Which phrase is the best summary of the model shown? a. the transfer of the sun's energy through trophic levels b. a series of aerobic and anaerobic reactions c. a transformation of light energy into chemical energy d. the breakdown of food molecules
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Biology, 22.06.2019 09:00
The picture shows a location in india that is very dry and arid. notice the tall mountains in the background; you can find high amounts of vegetation on the other side of the mountains. which statement is most likely true for this area?
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The evolution of the watertight amniotic egg with its series of membranes allowed reptiles to replac...
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