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TLS Online TPP Program

#Id: 2893

DnaA is in the active form only when bound to ATP.

#Unit 3. Fundamental Processes #Replication origin and replication fork #Part B Pointers
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TLS Online TPP Program

#Id: 4784

#Unit 5. Developmental Biology

In an unperturbed embryo, both ABa and ABp contact the EMS blastomere, but only ABp contacts the P2 cell.
TLS Online TPP Program

#Id: 2151

#Unit 9. Diversity of Life Forms

Only four possible states of a particular site in a DNA sequence. A single base pair difference among species provides little reliable evidence about their phylogeny
TLS Online TPP Program

#Id: 8321

#Unit 2. Cellular Organization

Elongation phase

short oligomer rapidly increases in length by the addition of actin monomers to both of its ends, causing filament elongation
TLS Online TPP Program

#Id: 8564

#Unit 1. Molecules and their Interaction Relevant to Biology
TLS Online TPP Program

#Id: 3023

#Unit 3. Fundamental Processes

DNA polymerases cannot initiate DNA synthesis on duplex or single-stranded DNA without a primer.