Use the information below to answer questions 1 and 2. In your research you disc

Question

Use the information below to answer questions 1 and 2. In your research you discover a never before described species of animal with the following characteristics: Field Notes: Collected underneath rock in moist soil. Laboratory Analysis: Size: Body 25 cm (length) Body: Grayish-brown in coloration (dorsally); Lighter ventrally Symmetry: Bilateral Body Cavity: Coelom Cephalization: Present Germ Layers: Three Segmentation: Present Digestive System: Complete Reproduction: Sexual (Hermaphroditic) Circulatory System: Closed Organs: Present Respiration System: Absent Skeleton: Hydrostatic Nervous System: Brain, ventral nerve cord Excretory System: Metanephridia Notes: Soft body with bristles on side. Question 2. This organism is thought to be more closely related to members of which other phylum? a. Porifera Ob. Echinodermata OC. Mollusca Od. Chordata Oe. Cnidaria

Explanation / Answer

The organism is more closely related to mollusca phylum.

Mollusca have metanephridia for excretion while other phylums have not. they also have bilayebil symmetry and are triploblastic.

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