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ney 2. They possess both male and female reproductive organs. 3. The outer body layer of an organism and a 4. When discharged, the thread penetrates the skin of the prey. toxin can be injected. A characteristic of cnidarians. 5. A species whose very presence contributes to a diversity of life and whose extinction would consequently lead to the extinction of other forms of life. 6. Two sides mirroring each other along an imaginary line 7. The concentration of nerve cells at the anterior end of an animal 8. The phylum that consists of roundworms 9. Animals that lack a constant body temperature 10. Animals that produce milk. B. ectotherms C. hermaphrodites D. bilateral symmetry E. nematodes F. cephalization G. mammals H. nematocysts I. keystone species J. sponges

ney 2. They possess both male and female reproductive organs. 3. The outer body layer of an organism and a 4. When discharged, the thread penetrates the skin of the prey. toxin can be injected. A characteristic of cnidarians. 5. A species whose very presence contributes to a diversity of life and whose extinction would consequently lead to the extinction of other forms of life. 6. Two sides mirroring each other along an imaginary line 7. The concentration of nerve cells at the anterior end of an animal 8. The phylum that consists of roundworms 9. Animals that lack a constant body temperature 10. Animals that produce milk. B. ectotherms C. hermaphrodites D. bilateral symmetry E. nematodes F. cephalization G. mammals H. nematocysts I. keystone species J. sponges

Human Anatomy & Physiology (11th Edition)
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Match the terms to the discription 

Description 1. They belong to the phylum Porifera. 2. They possess both male and female reproductive organs. 3. The outer body layer of an organism 4. When discharged, the thread penetrates the skin of the prey and a toxin can be injected.A characteristic of cnidarians. 5. A species whose very presence contributes to a diversity of life and whose extinction would consequently lead to the extinction of other forms of life. 6. Two sides mirroring each other along an imaginary line 7. The concentration of nerve cells at the anterior end of an animal 8. The phylum that consists of roundworms 9. Animals that lack a constant body temperature 10. Animals that produce milk Term A. ectoderm B. ectotherms C. hermaphrodites D. bilateral symmetry E. nematodes F. cephalization G. mammals H. nematocysts I. keystone species J. sponges
Transcribed Image Text:Description 1. They belong to the phylum Porifera. 2. They possess both male and female reproductive organs. 3. The outer body layer of an organism 4. When discharged, the thread penetrates the skin of the prey and a toxin can be injected.A characteristic of cnidarians. 5. A species whose very presence contributes to a diversity of life and whose extinction would consequently lead to the extinction of other forms of life. 6. Two sides mirroring each other along an imaginary line 7. The concentration of nerve cells at the anterior end of an animal 8. The phylum that consists of roundworms 9. Animals that lack a constant body temperature 10. Animals that produce milk Term A. ectoderm B. ectotherms C. hermaphrodites D. bilateral symmetry E. nematodes F. cephalization G. mammals H. nematocysts I. keystone species J. sponges
Expert Solution
Step 1: Explanation of some terms

Phylum porifera consists of organisms that are cellular grade  and have pores in their body.

There are some animals or organisms which possess both male and female organisms inside the same body.

Body of an organism can be divided into 3 layers ectoderm, endoderm and mesoderm 

Cnidarians have tissue grade body.


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