Biology, 31.07.2019 05:30 jessied2000
Archaeopteryx fossils show that the animal had feathers like a bird. it also had a bony tail, teeth, and claws on its wings like a reptile. scientists claim this is evidence of a common ancestor. what makes this a sound claim? birds and reptiles are warm-blooded organisms. archaeopteryx fossils share traits with both birds and reptiles. reptile species show evolutionary advantages over birds. fossils of birds, archaeopteryx, and reptiles were found together.
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Biology, 21.06.2019 14:30
One group of reptiles, characterized by the fossil ark metal x
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Biology, 22.06.2019 00:00
If the coding part of an mrna molecule is 1800 nucleotides (bases) in length, this molecule will contain codons and code for a polypeptide that is amino acids long.
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Biology, 22.06.2019 05:30
Which of these is true for bacteria because they are prokaryotic cells? a. they can engulf body cells in order to make memory cells. b. they must invade viruses in order to reproduce. c. they are much larger than eukaryotic body cells. d. they can reproduce on their own outside of other cells.
Answers: 2
Biology, 22.06.2019 11:20
Scientific evidence is most likely to be consistent if it is based on data from
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Archaeopteryx fossils show that the animal had feathers like a bird. it also had a bony tail, teeth,...
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