LABORATORY:  TADPOLE METAMORPHOSIS

 

 

Treatment Initial (2/26/08) Week 1

Week 2

 Week 3

Length

(cm)

 Stage Length Stage

Length

Stage

Length

 Stage
Control

9.5

33

8.6

36

9.0

31

9.0

 35
 

10.0

35

9.6

38

9.6

35

9.6

 36
Mean

9.8

34

9.1

37

9.3

33

9.3

 36
Low Thyroxine

10.0

33

9.5

35

9.7

31

10.0

 35
 

10.4

31

9.6

35

10.2

31

10.1

 33
Mean

10.2

32

9.6

35

10.0

31

10.0

 34
Med Thyroxine 6.4 26 6.7 34 7.1 30 7.0 34
  10.3 37 10.2 38 10.2 34 10.1 36
Mean 8.4 32 8.4 36 8.6 32 8.6 35
High Thyroxine 11.2 34 10.5 35 10.6 35 10.2 39

 

       

 

Treatment Week 4 Week 5

Week 6

 Week 7

Length

(cm)

 Stage Length Stage

Length

Stage

Length

 Stage
Control 9.1 34 9.0 35 Dead 4/2      
  9.6 39 9.5 37 Dead 4/4      
Mean 9.4 36 9.3 36        
Low Thyroxine 9.9 37 9.6 36 Dead 4/2      
  10.1 35 10.0 34 10.3 36 10.3 33
Mean 10.0 35 9.8 35        
Med Thyroxine 6.9 35 7.0 33 Dead 4/2      
  10.0 39 10.2 36 10.1 37 9.5 37
Mean 8.4 37 8.9 35        
High Thyroxine 10.5 39 10.5 41 10.1 39 10.2 40

 

   

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Updated 4/15/08