Question

The characteristic of the crayfish which make it a member of the clade ecdysozoans is: a....

The characteristic of the crayfish which make it a member of the clade ecdysozoans is:

a. its numerous appendages

b. a exoskeleton that must be shed

c. a complete digestive system

d. a open circulatory system

d.an open circulatory system

0 0
Add a comment Improve this question Transcribed image text
Answer #1

ANSWER :

The characteristic of the crayfish which makes it a member of the clade ecdysozoans is that its exoskeleton must be shed, because in the members of arthropada phylum or ecdysozoans, the hormone ecdysone secreted from prothoracic glands, which stimulates moulting in them.

Add a comment
Know the answer?
Add Answer to:
The characteristic of the crayfish which make it a member of the clade ecdysozoans is: a....
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions
  • 9. For each of the following characteristics, name an invertebrate animal with the characteristic, and state...

    9. For each of the following characteristics, name an invertebrate animal with the characteristic, and state the characteristic's advantages: a. Closed circulatory system b. Respiratory organ c. Jointed appendages d. Exoskeleton

  • Additional information 2 Which of the following are not found in the ecdysozoans? (Circle the correct...

    Additional information 2 Which of the following are not found in the ecdysozoans? (Circle the correct answer.) a. Growth requires shedding of the protective cuticle, or exoskeleton. b. Gills, trachea, and lungs are present in various species. c. All have an open circulatory system. d. Fertilization occurs internally e. Both c and d 3 Explain the taxonomical organization of the ecdysozoans. Which of the following are characteristics found in the phylum Nematoda? (Circle the correct answer.) a. Long cylindrical body...

  • Which of the following is NOT characteristic of the Annelida? closed circulatory system setae complete digestive...

    Which of the following is NOT characteristic of the Annelida? closed circulatory system setae complete digestive tract segmentation pseudocoelomate body plan

  • Which of the following is NOT characteristic of phylum Cnidaria? Epitheliomuscular cells Nerve net Open circulatory...

    Which of the following is NOT characteristic of phylum Cnidaria? Epitheliomuscular cells Nerve net Open circulatory system Gastrovascular cavity Mesoglea Which group of mollusks goes through a 180 degree rotation of the shell and visceral mass relative to the head and foot during development? Cephalopods Bivalves All of the above Gastropods Polyplacophora Which of the following features is found in Annelids but not in Nematodes? Metamerism Longitudinal muscles Elongated body Complete digestive system Triploblastic Which of the following characteristics is...

  • Name: Porifera | Ctenophora Cnidaria Rotifera Platyhelminthes Acoela Mollusca Annelida Nematoda Arthropoda Echinodermata Chordata - coelom...

    Name: Porifera | Ctenophora Cnidaria Rotifera Platyhelminthes Acoela Mollusca Annelida Nematoda Arthropoda Echinodermata Chordata - coelom Add in the following characteristics: A. True tissue B. Incomplete Digestive Tract C. Complete digestive Tract D. Open Circulatory E. Closed Circulatory F. Hydrostatic Skeleton Ancestral protist Add in the following characteristics (cont.): G. Endoskeleton H. Exoskeleton 1. Nerve Net J. Central Nervous System K. Nerve Ring

  • Which of the following is NOT a characteristic of ll Fish? A) two-chambered heart B) aquatic...

    Which of the following is NOT a characteristic of ll Fish? A) two-chambered heart B) aquatic life C) presence of jaws. D) skin with scales E) gills as respiratory organ. Which organ system(s) is /are present in flatworms? A) muscular B) digestive C) reproductive 95. D) excretory E) all of the above. What is characteristic of all ecdysozoans? A) the deuterostome condition. B) a pseudocoelom. C) some kind of exoskeleton, or hard outer covering. D) aglle, speedy, and powerful locomotion....

  • 16. Which of the following statements is/are correct? A. The endoskeleton made of Chitin and protein...

    16. Which of the following statements is/are correct? A. The endoskeleton made of Chitin and protein in arthropods serves as a waterproof barrier and support for walking on land. B. Given the following on the organism: I. An animal II. Multicellular III. has tissues IV. Has a circulatory system V. has a hard exoskeleton and jointed appendages This organism could be a member of the Phylum Insecta C. Arthropods have a closed circulatory system D. Arthropods can be found in...

  • 12. Which of the following is not a characteristic of Mollusks? a. three main body parts:...

    12. Which of the following is not a characteristic of Mollusks? a. three main body parts: head, trunk and tail b. a true coelom c. separate sexes in most species d. usually a shell produced by the mantle e. feeding with a rasping organ called a radula 23 CA 24сАз с 25 CA 26 cAコ 27 CA 28 CA 30 13. Which of the following adaptations allowed reptiles to complete their life cycles on land? a. lungs b. endothermic metabolism...

  • Which of the following s NOT a characteristic of all ah? B) aquatic life c) presence...

    Which of the following s NOT a characteristic of all ah? B) aquatic life c) presence of jaws. DI skin with scales E) gills as respiratory organ 95. Which organ systemls) is /are present in flatworms? A) muscular 8) digestive C) reproductive D) excretory El all of the above 96. What is characteristic of all ecdysozoans? A) the deuterastome condion B) a pseudoccelom C) some kind of exoskeleton, or hard outer covering. D) agle, speedy, and powerful locomotion. 6) the...

  • 29 Nervous system develops m ) Mesoderm 9 Trophoblast so in which of the following types does ani...

    29 Nervous system develops m ) Mesoderm 9 Trophoblast so in which of the following types does animal embrys develp within the uterus and is A) nourished by yotk sac? C) Viviparous D) None of the above. E) All of the above 31. What is characteristic of ecdysozoans? Al A deuteristome condition B) )Some kind of exoskeleton, or hard outer covering Agile, speedy, and powerful locomotion D) A pseudocoelom E) The diploblastic condition 32 Which of the following is NOT...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT