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32
Biology
10th Grade
05/25/2010

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Term
specialization
Definition
adaptation of a cell for a particular function
Term
cell junction
Definition
connections between cells
Term
radial symmetry
Definition
type of symmetry where similar parts branch out
Term
bilateral symmetry
Definition
type of symmetry where an animal is split into two equal parts
Term
endoderm, ectoderm, mesoderm
Definition
name the three germ layers
Term
chordate
Definition
type of animal that has a notocord
Term
invertebrate
Definition
type of animal taht does not have a backbone
Term
indirect
Definition
type of development when there is a larva
Term
protostomes
Definition
the blastopore develops into the mouth
Term
deuterostomes
Definition
the blastopore develops into the anus
Term
segmentation
Definition
term for when their body is broken into portions
Term
exoskeleton
Definition
a rigid outer covering
Term
gills
Definition
have these organs for gas exchange
Term
hermaphrodites
Definition
term for when organisms have both male and female reproductive organs
Term
sponges
Definition
what is the simplest invertebrate
Term
asymmetry
Definition
type of symmetry
Term
sessile
Definition
adult sponges don't move termed
Term
collar cells
Definition
type of cells with a flagella
Term
ameboid cells
Definition
type of cells used to transport nutrients and sperm
Term
protein, calcium carbonate, silicon dioxide
Definition
name the three things a sponges skeleton is made of
Term
polyp and medusa
Definition
the two body structures
Term
cnydocytes
Definition
specialized cells used for defense
Term
antozoa, schyphozoa, hydrozoa
Definition
name the three classes of Cnidaria
Term
Portuguse man of war
Definition
free living anthozoa
Term
colloblasts
Definition
instead of cnydoctyes ctenophores have this type of cell
Term
ectoderm mesoderm, endoderm
Definition
name the 3 layers of tissue
Term
turbellaria, flukes , tapeworms
Definition
name the three classes of flatworms
Term
flame cells
Definition
specialized cells used for excretion
Term
regeneration
Definition
this process allows an individual to split into two individuals
Term
stylet
Definition
mouth of a roundworm has this piercing structure
Term

ectoderm- outer germ layer

endoderm- inner germ layer

mesoderm - middle germ layer

Definition
define the layers of ectoderm , endoderm, and mesoderm
Term

profera - are sponges 3 different germ layers. feed on bacteria

 

cnidaria - have tentacles are jellyfish like. 2 body structures

Definition
compare porifera and cnidaria
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