Biology, 26.08.2019 18:00 bakerx8529
According to the phylogeny tree, which phylum of organisms are most closely related to chordates?
cnidaria
nematoda
annelida
echinodermata
porifera
platyhelminthes mollusca
arthropoda
sponges jellyfish matworms round worms mollusk vegmented insects starfish
worms spiders
chordata
vertebrates
backbone
segmentation
endoskeleton
coelom
body cavity
bilateral symmetry
tissues
multicellularity
ancestral protist
Answers: 1
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An ecologist studied the same species of deer during the summer and the winter. she noticed that during the summer, when there was plenty of food, the deer were energetic and playful. however, during winter when food was scarce, the deer moved more slowly and did not run unless they needed to escape a predator. which scientific fact is best supported by her observations?
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According to the phylogeny tree, which phylum of organisms are most closely related to chordates?
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