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TLS Online TPP Program

#Id: 3277

Methylation of DNA strands can serve to distinguish parent (template) strands from newly synthesized strands in E. coli DNA




#Unit 3. Fundamental Processes #DNA damage and repair mechanisms #Part B Pointers
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TLS Online TPP Program

#Id: 100

#Unit 5. Developmental Biology

Massive cell rearrangements and migrations precede or accompany conditional specification.
TLS Online TPP Program

#Id: 101

#Unit 5. Developmental Biology

Conditional Specified cells
Capacity for "regulative" development
Allows cells to acquire different functions
TLS Online TPP Program

#Id: 102

#Unit 5. Developmental Biology

If conditionally specified cells are removed from the embryo, the remaining cells can regulate and compensate for the missing part.
TLS Online TPP Program

#Id: 103

#Unit 5. Developmental Biology

Hans Driesch’s pressure-plate experiment implies that cell interaction is critical for normal development.
TLS Online TPP Program

#Id: 104

#Unit 5. Developmental Biology

Syncytial specification uses elements of both autonomous and conditional specification.
TLS Online TPP Program

#Id: 105

#Unit 5. Developmental Biology

A cytoplasm that contains many nuclei is called a syncytium.