WebVerified answer. chemistry. A 21.7 \mathrm {~g} 21.7 g sample of a compound of mercury and oxygen is decomposed into its elements by heating (Figure 3). If 20.1 \mathrm {~g} … WebA body cavity is a “tube-within-a-tube” structure inside animal bodies (Fig. 3.16). The first tube is the outer tissue layer derived from the ectoderm. The second tube develops from the endoderm. In between the ectoderm and endoderm, there is a body cavity. The body cavity is also known as the digestive cavity.

10.5: Human Body Cavities - Biology LibreTexts

Weba. Body cavity incompletely lined by mesoderm b. True tissues c. Triploblastic d. Radial symmetry e. All of the above characteristics describe a pseudocoelomate 22. What body symmetry and form of locomotion would one expect from an animal that actively moves around? a. Radial; swim b. Radial; float c. Bilateral; swim d. Bilateral; float e. WebA body cavity is a “tube-within-a-tube” structure inside animal bodies (Fig. 3.16). The first tube is the outer tissue layer derived from the ectoderm. The second tube develops from … importance of thinking objectively

Embryological Development Biology for Majors II

WebFigure 2. Body cavities. Triploblasts may be (a) acoelomates, (b) eucoelomates, or (c) pseudocoelomates. Acoelomates have no body cavity. Eucoelomates have a body cavity within the mesoderm, called a coelom, … WebMany echinoderms, such as sea stars, have what type of body symmetry? (a) Radial (b) No symmetry (c) Bilateral (d) Bivalve; The is a feeding organ unique to the Phylum Mollusca. a. Labium b. Labrum c. Maxilla d. Proboscis e. Radula; A coelom is a body cavity completely lined with (a) epithelium (b) ectoderm (c) mesoderm (d) endoderm (e) epidermis WebG astro vascular cavity is found in animal phyla and it is responsible for both the digestion of food and the transport of nutrients . Gastro vascular cavity is not a body cavity . Digestive cavity in the body known as gastro vascular cavity , because manu animals have a vessel like branches which convey the contents to all parts of the body . importance of the virgin mary