Interphase = G1 + S + G2

The start of S phase is signaled by the activation of the first replicon, usually in euchromatin, in areas of active genes.

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#Id: 8314

#Unit 2. Cellular Organization

Each actin subunit (globular or G-actin) is a 375-amino-acid polypeptide contains a Mg+2 ion complexed with either ATP or ADP

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#Id: 1495

#Unit 4. Cell Communication and Cell Signaling

Growth factor stimulation of cell cycle progression leads to an increase in transcription of the p19ARF protein, which inhibits MDM2’s ability to inhibit p53 .

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#Id: 8189

#Unit 2. Cellular Organization

C-terminal peroxisomal signal sequences Ser–Lys–Leu (PTS1)

N-terminal peroxisomal signal sequences slightly longer and partially hydrophobic (PTS2)

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#Id: 2105

#Unit 8. Inheritance Biology

Williams–Beuren syndrome- Deletion on 7, long arm

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#Id: 3215

#Unit 3. Fundamental Processes

Ultraviolet irradiation causes dimer formation between adjacent thymines. The dimer blocks replication and transcription.