The gills

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  • Created by: Smalish
  • Created on: 10-02-17 22:40
S P E C I A L I Z E D A A L V U G I A F V
D J Y I V D U G F D V J V K J C B E C R B
X S Q K M C S M H O P H G C S T C M T N L
G B H K R I W M S A N Y S J E H B I H M A
U J Q G B F Y Q T B C L P M I J Q K E M L
D L O D B C D Y J I L J J N B J K S S P R
P P A X R C C X M I N R O Y H E E S U Y S
G E E N R D J R G O Q D H H Q T U E R J D
C K W H A I E L I R E F F D A B T W F M Q
V O S K P D A T K R L W O R E P K Q A D I
B J N X O N I V M G V A B V L T G R C B I
Y R I T R R N S G B S E J V F H X E E L C
G A C E T F P P D C T U B J J G F T E W W
X E T U S C V K M R L C S Y K B E G X G C
F X N O P X E A E X H H H R G G W I C S L
E H U P V O U V A M R Y J J J Y K N H S M
Q U K L L E N L S A S N P P U A R O A R Y
B N M C Y I X H Q L C A L C I U M H N A U
B N J Y E X G O Y K O I N Q R X J X G M R
R C S M F R Y Y U E Y R I Y S A Y L E V U
F K T X C N Q C H A L B I F G K N P E Q X

Clues

  • Considered as the most primitive gills and "penne"-shaped, they are... (8, 5)
  • Echinoderms are known to have a skeleton made of ... (7)
  • External gills mostly found within (clade)... (13)
  • From which layer external gills originates ? (10)
  • Some marine annelids may use their respiratory organs for another purpose... (9)
  • Specialized respiratory organs have the advantage of mainly increasing... (3, 7, 8)
  • The respiratory sytem of protists, sponges and cnidarians are essentially not... (11)
  • They don't have true respiratory organs, but they have small dermal "gills"... (11)

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