V E Deuterostomes W N LAMPREY T T T N ARCHAEOP TERYX TUNI CATES E E ○ Ꭰ ○ B R C ○ R T R H T A RADIAL H Y E R S R E F M C D R EPT I LE S M U M L N S M CARTI LA GE I A N P M A I C COELACANTH M R L ○ Ꭰ L I A T L I L U S B IRDS S B X U LOBE F INNED TETRAPODS www.CrosswordWeaver.com ACROSS 4 agnathan with circular, sucking disk 6 earliest known species of bird 8 sessile, marine chordates often mistaken for sponges 10 adult echinoderms have symmetry 11 body covered with hard, dry, horny scales 15 the sharks' skeleton is composed of 17 a lobe-finned fish 19 bones contain air spaces; no teeth 20 the fish are thought to be the ancestors of the tetrapods 21 amphibians, reptiles, and mammals are vertebrate classes that are DOWN 1 one of four distinguishing characteristics of chordates, dorsal, tubular 2 The system and are unique to echinoderms feet 3 one of four distinguishing characteristics of chordates 5 mammals that lay eggs 7 the only the mammals animals are the birds and 9 modern fish are thought to have descended from the fish. 12 scales characteristic of sharks 13 a cephalochordate 14 have amnion, hair, four-chambered heart 16 the operculum covers the 18 in sharks, the receives digestive wastes, urine, and gametes
V E Deuterostomes W N LAMPREY T T T N ARCHAEOP TERYX TUNI CATES E E ○ Ꭰ ○ B R C ○ R T R H T A RADIAL H Y E R S R E F M C D R EPT I LE S M U M L N S M CARTI LA GE I A N P M A I C COELACANTH M R L ○ Ꭰ L I A T L I L U S B IRDS S B X U LOBE F INNED TETRAPODS www.CrosswordWeaver.com ACROSS 4 agnathan with circular, sucking disk 6 earliest known species of bird 8 sessile, marine chordates often mistaken for sponges 10 adult echinoderms have symmetry 11 body covered with hard, dry, horny scales 15 the sharks' skeleton is composed of 17 a lobe-finned fish 19 bones contain air spaces; no teeth 20 the fish are thought to be the ancestors of the tetrapods 21 amphibians, reptiles, and mammals are vertebrate classes that are DOWN 1 one of four distinguishing characteristics of chordates, dorsal, tubular 2 The system and are unique to echinoderms feet 3 one of four distinguishing characteristics of chordates 5 mammals that lay eggs 7 the only the mammals animals are the birds and 9 modern fish are thought to have descended from the fish. 12 scales characteristic of sharks 13 a cephalochordate 14 have amnion, hair, four-chambered heart 16 the operculum covers the 18 in sharks, the receives digestive wastes, urine, and gametes
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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Question
PLEASE HELP 1 AND 21!!!
Transcribed Image Text:V
E
Deuterostomes
W
N
LAMPREY
T
T
T
N
ARCHAEOP TERYX
TUNI CATES
E
E
○
Ꭰ
○
B
R
C
○
R
T
R
H
T
A
RADIAL
H
Y
E
R
S
R
E
F
M
C
D
R EPT I
LE S
M
U
M
L
N
S
M
CARTI
LA GE
I
A
N
P
M
A
I
C
COELACANTH
M
R
L
○
Ꭰ
L
I
A
T
L
I
L
U
S
B
IRDS
S
B
X
U
LOBE
F INNED
TETRAPODS
www.CrosswordWeaver.com
ACROSS
4 agnathan with circular, sucking disk
6 earliest known species of bird
8 sessile, marine chordates often mistaken
for sponges
10 adult echinoderms have
symmetry
11 body covered with hard, dry, horny scales
15 the sharks' skeleton is composed of
17 a lobe-finned fish
19 bones contain air spaces; no teeth
20 the
fish are thought to be the
ancestors of the tetrapods
21 amphibians, reptiles, and mammals are
vertebrate classes that are
DOWN
1 one of four distinguishing characteristics of
chordates, dorsal, tubular
2 The
system and
are unique to echinoderms
feet
3 one of four distinguishing characteristics of
chordates
5 mammals that lay eggs
7 the only
the mammals
animals are the birds and
9 modern fish are thought to have descended
from the
fish.
12 scales characteristic of sharks
13 a cephalochordate
14 have amnion, hair, four-chambered heart
16 the operculum covers the
18 in sharks, the
receives digestive
wastes, urine, and gametes
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