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Lina20 [59]
2 years ago
4

A student encounters an animal embryo at the eight-cell stage. The four smaller cells that comprise one hemisphere of the embryo

seem to be rotated 45 degrees and to lie in the grooves between larger, underlying cells (i.e., spiral cleavage). From this observation, the student concludes that this embryo may potentially develop into a(n)
Biology
1 answer:
vichka [17]2 years ago
4 0

Answer:

Earthworm

Explanation:

This is a tubular segmented organism of the phylum annelida which are commonly found in the soil eating organic matter. It respirates through the skin and the digestive system runs through out it's length.

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trocophore larva

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The trocophore larva is a marine planktonic larvae. The mollusca, annelida, and nemerteans shows trocophore as larval stage.

The trocophore larva shows similarities with invertebrates group of organisms. This similarities provide evidence that bilateral symmetry organisms evolved from radial symmetry. The larva represents a transitional stage in ctenophore emergence. There are close similarities in trocophore larva and annelid larva (echinoderm). Thus, a close evolutionary relationship between annelids and mollusks is suggested by the presence of a <u>trocophore </u>larva in both phyla as well as by molecular sequence comparisons.

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What's the primary reason that mammals and avian dinosaurs thrived in the Paleogene period? A. Plants developed as the main food
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I think that it might be A

Explanation:

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A student models moon phases. She holds a foam ball on a stick in front of her body and then stands in front of a light as shown
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