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Biology > Deutrostomes > Flashcards

Deutrostomes Flashcards

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1
Q

What phyle have adults that are radially symmetric, and larvae that are bilaterally symetric?

A

Echinoderma

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2
Q

What group of Vertebrate has the most species?

A

Ray-finned fishes

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3
Q

Asteroidea are?

A

Sea Stars and Echinodermata

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4
Q

Tunicates are?

A

Urochordata

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5
Q

Lobe-fin fishes are a subgroup of what?

A

ray-finned fishes

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6
Q

Lobe-fin fishes include what species?

A

Coelancanth and Lungfish

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7
Q

The platypuse lays eggs what does it make it?

A

a monotreme

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8
Q

Reptiia include what?

A

Turtles, snakes, lizards, crocodiles, and birds

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9
Q

What features define chordata?

A

A notochord, dorsal hollow nerve chord, a muscular post-anal tail, and pharyngeal gill slits.

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10
Q

Which deutrostome phyla contains a vater vascular system?

A

Echinoderma

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11
Q

A lancelet is?

A

a cephalochordate

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12
Q

Echinoderms are under?

A

Deuterostomes

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13
Q

The diversification of Echinoderms were triggered by what?

A

poda appendages

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14
Q

The diversification of Vertebrates were triggered by what?

A

jaws and limbs

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15
Q

invertebrates Deuterostomes include what?

A

echinoderms, hemichordates, chordates, and xenoturbellids

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16
Q

vertebrate Deuterostomes include what?

A

just chordates

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17
Q

Echinoderms have what body plans?

A

Spiny skin, have a water vascular system

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18
Q

What is a water vascular system?

A

Uses water to move bodies and have tube feet called poda

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19
Q

Chordates have what body plans?

A

Pharyngilal gill slits (openings to throat), notochord, dorsal hollow nerve chord, and a muscular post anal tail

20
Q

Urochordates have an alternate name what is it >.<?

A

Tunicates

21
Q

Cephalochordates have an alternate name what is it 0.0?

A

lanceletes, they look like fish but aren’t fish

22
Q

Vertebrates have evo history 440 MYA what happened?

A

bone formation

23
Q

Vertebrates have evo history 400 MYA what happened?

A

first bony fish with jaws

24
Q

Vertebrate evo history 365 MYA what happened?

A

animals with limbs or tetrapods

25
Q

Vertebrate evo history 345 MYA what happened?

A

first animals with water tight animotic eggs

26
Q

What evolutionary advantages did tetrapods give?

A

animotic eggs, a placenta, and elaboration of parental care

27
Q

Parental care is good because?

A

it improves the ability of offspring to survive

28
Q

Asteroidia is what?

A

sea stars, coastal, and have 5 arms, mouth, stomach and anus

29
Q

Chordata have what subphyla?

A

Urochordates, chephalochordates, Crianata and vertebrates

30
Q

Urochordata (tunicates) are what?

A

sea squirts, have an exoskeleton coat called tunic, a u-shaped gut, two siphss, swim with notochord, and are suspension feeders

31
Q

Craniates have?

A

skulls

32
Q

Hagfish lack what?

A

vertebral collumn

33
Q

Viporous is what?

A

live birth

34
Q

Amphibians are the most ancient tetrapods.

A

yes they are

35
Q

Amphibia are what?

A

Frogs, Salamanders, Caecilians, they exchange gas through their skin and are carnivores

36
Q

Mammals/chordates have what defining characteristics?

A

they are endotherms (internal generated heat), has hair or fur, and have mammary glands

37
Q

Monotremes are what?

A

Platypuses, Echidnas, most ancient group of mammals, and they lay eggs

38
Q

Marsupials are?

A

Marsupials that have a placenta, the young are poorly developed, and stay atteched to their mother until they grow large enough to move independently

39
Q

Eutheria are what?

A

Placental mammals, the most species-rich group of mammals, young much better developed at birth than marsupials, and have internal fertilization

40
Q

All Reptilia have this one trait [except birds] what is it?

A

they are ectotherms, birds are endotherms

41
Q

what is the scientific name for birds?

A

aves

42
Q

primates have what two main groups?

A

prosimians and anthropoids

43
Q

great apes scientific name?

A

homind

44
Q

homosapiens came from where?

A

out of africa!

45
Q

Major evolutionary development for humans?

A

being able to walk on two feet! bi-pedal development

Biology (14 decks)

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