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#Id: 1071

#Unit 5. Developmental Biology

Arabidopsis that specify floral organ identity:

• APETALA1/ APETALA2

• APETALA3/PISTILLATA 

• AGAMOUS

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#Id: 9165

#Unit 11. Evolution and Behavior

TLS Online TPP Program

#Id: 8400

#Unit 2. Cellular Organization

In skeletal muscle cells, 

a low cytosolic Ca+2 level is maintained by a unique Ca+2 ATPase that continually pumps Ca+2 ions from

the cytosol containing the myofibrils into the SR, establishes a reservoir of Ca+2 in the SR.

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#Id: 6972

#Unit 8. Inheritance Biology

Nondisjunction

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#Id: 3278

#Unit 6. System Physiology – Plant