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The class of cnidarians that includes corals and anemones that typically live only as polyps is the a. Anthozoa. c. Scyphozoa. b. Hydrozoa. d. None of the above
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Asked 11/13/2014 5:14:39 PM
Updated 11/13/2014 10:39:23 PM
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Flagged by jeifunk [11/13/2014 10:39:23 PM]
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User: The class of cnidarians that includes corals and anemones that typically live only as polyps is the a. Anthozoa. c. Scyphozoa. b. Hydrozoa. d. None of the above

Question
Asked 11/13/2014 5:14:39 PM
Updated 11/13/2014 10:39:23 PM
1 Answer/Comment
Flagged by jeifunk [11/13/2014 10:39:23 PM]
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The class of cnidarians that includes corals and anemones that typically live only as polyps is the Anthozoa.
Added 11/13/2014 10:39:22 PM
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The levels of organization within the human body include: groups of cells with similar functions organized into organs, groups of organs with similar functions organized into tissues, and groups of tissues with similar functions organized into organ systems.
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Updated 6/7/2015 6:39:38 AM
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The levels of organization within the human body include: groups of cells with similar functions organized into organs, groups of organs with similar functions organized into tissues, and groups of tissues with similar functions organized into organ systems. This is FALSE.
The correct level is:
cells > tissues > organs > organ system
Added 6/7/2015 6:39:38 AM
This answer has been confirmed as correct and helpful.
Fossils of fish appeared approximately 500 mya during the _____________. a. Archaen c. Proterozoic b. Cambrian d. Phanerozoic
Weegy: Fossils of fish appeared approximately 500 mya during the Cambrian. User: The subphylum Vertebrata includes all of the following except a. fish. c. reptiles. b. lancelets. d. birds. Weegy: The subphylum Vertebrata includes all of the following except: b. lancelets. Lancelets belong to a subgroup of vertebrates. Technically, they are invertebrates because they lack bony structures; however, their bodies are supported by a gelatinous rod of tissue ? a precursor to a backbone. User: Most fish have fins that are? a. Horizontal c. Paired b. Lobed d. All of the above Weegy: Most fish have fins that are: ALL OF THE ABOVE (Horizontal, Paired and Lobed). User: Fish usually have fins that are a. Pear-shaped c. Diamond-shaped b. Fan-shaped d. Elongated Weegy: Fish usually have fins that are b. Fan-shaped User: All classes of fishes possess a ____________________, composed of fluid-filled canals arranged along the sides of the body, which permit them to detect movement and vibrations in the water. a. swim bladder c. lateral line system b. limbic system d. malpighian tubules Weegy: All classes of fishes possess a Lateral-line system, composed of fluid-filled canals arranged along the sides of the body, which permit them to detect movement and vibrations in the water. [ [ [smile] ] User: When fish breathe, their gills exchange oxygen and ___________. a. Carbon dioxide c. Carbon monoxide b. Nitrogen d. Only oxygen is exchanged Weegy: When fish breathe, their gills exchange oxygen and CARBON DIOXIDE. User: Lancelets a. are animals that live near the ocean surface. b. filter food from water that enters the mouth. c. have chordate features only in the larvae stage. d. are the first animals that evolved backbones. Weegy: Lancelets: filter food from water that enters the mouth. User: Which of the following are NOT adaptations fish have made to their environment? a. lateral line system c. gills b. 3-chambered ... (More)
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Updated 11/13/2014 6:29:59 PM
1 Answer/Comment
Fins are used for all of the following except Eating.
Added 11/13/2014 6:29:59 PM
This answer has been confirmed as correct and helpful.
Confirmed by selymi [6/4/2015 11:23:08 PM]
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Updated 11/14/2014 12:59:26 AM
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Updated 11/13/2014 6:16:53 PM
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Updated 11/13/2014 9:10:58 PM
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