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TLS Online TPP Program

#Id: 7408

The engrailed gene is activated in cells that have high levels of the Even-skipped, Fushi tarazu, or Paired & repressed in cells that have high levels of Odd-skipped, Runt, or Sloppy-paired

#Unit 5. Developmental Biology #Drosophila Development #Part B Pointers
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TLS Online TPP Program

#Id: 7991

#Unit 10. Ecological Principles
TLS Online TPP Program

#Id: 7992

#Unit 10. Ecological Principles

Excretory organs such as

a. Flame cells 

b. Nephridia 

c. Gills

d. Water vascular system

e. Kidneys  excrete these wastes.
TLS Online TPP Program

#Id: 7993

#Unit 10. Ecological Principles

Global warming is changing global rainfall patterns and threatens to alter organismal distribution patterns.
TLS Online TPP Program

#Id: 7994

#Unit 10. Ecological Principles

Soil and Water pH Affect the Distribution of Organisms
TLS Online TPP Program

#Id: 8007

#Unit 10. Ecological Principles
TLS Online TPP Program

#Id: 7995

#Unit 10. Ecological Principles

The habitat of an organism is the place, or physical setting, in which it lives.