How do sponges respire, feed, and excrete. Introduction: The sponges are members of the phylum Porifera. The sponges are multicellular organisms that have bodies full of channels and pores that permit water to circulate through them. Homoscleromorpha, Demospongiae, Hexactinellida, and Calcarea make up the four classes of the sponges.

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Definition Definition Organ system that helps in the digestion of food by mechanical and biochemical processes. The digestive system breaks down food into simpler components that enable the body to then absorb or transport nutrients. The human digestive system includes the gastrointestinal tract or alimentary canal and the associate glands. The organs of the gastrointestinal tract include the mouth, pharynx, esophagus, stomach, small intestine, and large intestine. The associated glands include salivary glands, liver, gallbladder, and pancreas.

Chapter 12, Problem 9RQ

Summary Introduction

To explain: How do sponges respire, feed, and excrete.

Introduction: The sponges are members of the phylum Porifera. The sponges are multicellular organisms that have bodies full of channels and pores that permit water to circulate through them. Homoscleromorpha, Demospongiae, Hexactinellida, and Calcarea make up the four classes of the sponges.

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There is a species of eagle, which lives in a tropical forest in Brazil. The alula pattern of its wings is determined by a single autosomal gene with four alleles that exhibit an unknown hierarchy of dominance. Genetic testing shows that individuals 1-1, 11-4, 11-7, III-1, and III-4 are each homozygous. How many possible genotypes among checkered eagles in the population?

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Definition Definition Organ system that helps in the digestion of food by mechanical and biochemical processes. The digestive system breaks down food into simpler components that enable the body to then absorb or transport nutrients. The human digestive system includes the gastrointestinal tract or alimentary canal and the associate glands. The organs of the gastrointestinal tract include the mouth, pharynx, esophagus, stomach, small intestine, and large intestine. The associated glands include salivary glands, liver, gallbladder, and pancreas.

Chapter 12, Problem 9RQ

Summary Introduction

To explain: How do sponges respire, feed, and excrete.

Introduction: The sponges are members of the phylum Porifera. The sponges are multicellular organisms that have bodies full of channels and pores that permit water to circulate through them. Homoscleromorpha, Demospongiae, Hexactinellida, and Calcarea make up the four classes of the sponges.

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Answer 3

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Definition Definition Organ system that helps in the digestion of food by mechanical and biochemical processes. The digestive system breaks down food into simpler components that enable the body to then absorb or transport nutrients. The human digestive system includes the gastrointestinal tract or alimentary canal and the associate glands. The organs of the gastrointestinal tract include the mouth, pharynx, esophagus, stomach, small intestine, and large intestine. The associated glands include salivary glands, liver, gallbladder, and pancreas.

Chapter 12, Problem 9RQ

Summary Introduction

To explain: How do sponges respire, feed, and excrete.

Introduction: The sponges are members of the phylum Porifera. The sponges are multicellular organisms that have bodies full of channels and pores that permit water to circulate through them. Homoscleromorpha, Demospongiae, Hexactinellida, and Calcarea make up the four classes of the sponges.

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Answer 4

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Definition Definition Organ system that helps in the digestion of food by mechanical and biochemical processes. The digestive system breaks down food into simpler components that enable the body to then absorb or transport nutrients. The human digestive system includes the gastrointestinal tract or alimentary canal and the associate glands. The organs of the gastrointestinal tract include the mouth, pharynx, esophagus, stomach, small intestine, and large intestine. The associated glands include salivary glands, liver, gallbladder, and pancreas.

Chapter 12, Problem 9RQ

Summary Introduction