Transformation takes place when a bacterium takes up DNA from the medium in which it is growing.

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#Id: 2377

#Unit 5. Developmental Biology

Two distinct populations of neoblasts exist:

1. Sigma neoblast population 

2. Zeta neoblast population 

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#Id: 9959

#Unit 4. Cell Communication and Cell Signaling

Wnt = wingless + integrated

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#Id: 6945

#Unit 8. Inheritance Biology

In prophase I of meiosis, an inversion loop forms.

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#Id: 3699

#Unit 2. Cellular Organization

Genetic redundancy means that two or more genes are performing the same function and that inactivation of one of these genes has little or no effect on the biological phenotype

Redundancy seems to be widespread in genomes of higher organisms

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#Id: 6549

#Unit 7. System Physiology – Animal

Plasma membrane GLUT4 allows the cell to incorporate glucose from the ECF