Biology, 25.09.2019 15:10 carvarceuanmoss
Fossil evidence indicates that myllokunmingia, the earliest known vertebrate, had feathery gills, skeletal structures thought to be made of cartilage, and traces of fins. based on this description, myllokunmingia was most likely an early species of
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Biology, 21.06.2019 13:30, samantha636
Heat is the amount of heat required to change the temperature of 1 gram of a substance by 1°c, and it is related to the chemical composition of the substance.
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Biology, 22.06.2019 02:40, maisieisdabomb23
How are the testes and ovaries similar? a. both produce sex cells. b. both connect internal reproductive organs to the exterior. c. both transport sex cells from their site of production. d. both store mature sex cells.
Answers: 1
Fossil evidence indicates that myllokunmingia, the earliest known vertebrate, had feathery gills, sk...
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