science cards Flashcards

1
Q

Vertebrates

A

Vertebrates comprise all species of animals within the subphylum Vertebrata, including all mammals, birds, reptiles, amphibians, and fish. Vertebrates represent the overwhelming majority of the phylum Chordata, with currently about 69,963 species described.

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2
Q

Invertebrates

A

Invertebrates are animals that neither possess nor develop a vertebral column, derived from the notochord. This includes all animals apart from the chordate subphylum Vertebrata. Familiar examples of invertebrates include arthropods, mollusks, annelid, and cnidarians.

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3
Q

Consumer

A

A consumer is a person or a group who intends to order, orders, or uses purchased goods, products, or services primarily for personal, social, family, household and similar needs, not directly related to entrepreneurial or business activities.

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4
Q

Ganglion

A

Ganglion cysts are lumps that most commonly develop in the wrist. They’re typically round or oval and are filled with a jelly-like fluid. Ganglion cysts are noncancerous lumps that most commonly develop along the tendons or joints of your wrists or hands. They also may occur in the ankles and feet.

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5
Q

gut

A

Gut is a monthly peer reviewed medical journal on gastroenterology and hepatology. It is the journal of the British Society of Gastroenterology and is published by BMJ. As of 2010, the editor-in-chief is Emad El-Omar.

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6
Q

Coelom

A

the body cavity in metazoans, located between the intestinal canal and the body wall.

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7
Q

Bilateral Symmetry

A

the property of being divisible into symmetrical halves on either side of a unique plane.

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8
Q

Radial Symmetry

A

symmetry around a central axis, as in a starfish or a tulip flower.

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9
Q

Asymmetry

A

Asymmetry is the first novel by American author Lisa Halliday, published in February 2018 by Simon & Schuster.

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10
Q

sponges

A

Sponges, the members of the phylum Porifera, are a basal animal clade as a sister of the Diploblasts. They are multicellular organisms that have bodies full of pores and channels allowing water to circulate through them, consisting of jelly-like mesohyl sandwiched between two thin layers of cells.

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11
Q

Cnidarians

A

Cnidaria is a phylum under kingdom Animalia containing over 11,000 species of aquatic animals found both in freshwater and marine environments, predominantly the latter. Their distinguishing feature is cnidocytes, specialized cells that they use mainly for capturing prey.

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12
Q

flatworms

A

The flatworms, flat worms, Platyhelminthes, or platyhelminths are a phylum of relatively simple bilaterian, unsegmented, soft-bodied invertebrates.

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13
Q

Roundworms

A

The nematodes or roundworms constitute the phylum Nematoda, with plant-parasitic nematodes also known as eelworms. They are a diverse animal phylum inhabiting a broad range of environments.

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14
Q

Mollusks

A

Mollusca is the second-largest phylum of invertebrate animals after the Arthropoda. The members are known as molluscs or mollusks. Around 85,000 extant species of molluscs are recognized. The number of fossil species is estimated between 60,000 and 100,000 additional species

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15
Q

Open circulatory system

A

Open circulatory systems are systems where blood, rather than being sealed tight in arteries and veins, suffuses the body and may be directly open to the environment at places such as the digestive tract. Open circulatory systems use hemolymph instead of blood.

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16
Q

Closed circulatory system

A

In a closed circulatory system, the blood stays within blood vessels. In this way, blood is kept separate from body tissues. This system has a heart that pumps blood through a continuous circulation pattern. As such, the blood tends to be pumped at a higher pressure.

17
Q

Annelid worms

A

The annelids /ˈænəlɪdz also known as the ringed worms or segmented worms, are a large phylum, with over 22,000 extant species including ragworms, earthworms
Phylum: Annelida

18
Q

Exoskeleton

A

An exoskeleton is the external skeleton that supports and protects an animal’s body, in contrast to the internal skeleton of, for example, a human. In usage, some of the larger kinds of exoskeletons are known as “shells”.

19
Q

Compound eye

A

A compound eye is a visual organ found in arthropods such as insects and crustaceans. It may consist of thousands of ommatidia, which are tiny independent photoreception units that consist of a cornea, lens, and photoreceptor cells which distinguish brightness and color

20
Q

Antenna

A

Antenna connects companies with marketing experts to adapt and grow their business.

21
Q

Metamorphosis

A

Metamorphosis is an allegorical novella written by Franz Kafka which was first published in 1915. One of Kafka’s best-known works, Metamorphosis tells the story of salesman Gregor Samsa, who wakes one

22
Q

Endoskeleton

A

An endoskeleton is an internal support structure of an animal, composed of mineralized tissue.

23
Q

Water vascular system

A

The water vascular system is a hydraulic system used by echinoderms, such as sea stars and sea urchins, for locomotion, food and waste transportation, and respiration. The system is composed of canals connecting numerous tube feet.