Extracellular signals - PowerPoint PPT Presentation

Intracellular Control of Cell-Cycle

Intracellular Control of Cell-Cycle. First At the replication of DNA during S phase Second At the chromosome segregation and cell division of M phase. In yeast. S-phase cyclin-Cdk complexes ( S- Cdks ) initiate DNA replication once per cycle

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THE PRINCIPLE OF CELL SIGNALING

THE PRINCIPLE OF CELL SIGNALING. Reception. Transduction. Response. CHEMICAL SIGNALING. Paracrine signaling. Synaptic signaling. Endocrine signaling. Long distance signaling. Local signaling. CONTACT-DEPENDENT SIGNALING. Gap Junction. Cell-Cell Contact.

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1.94k views • 12 slides

LECT 21: REGULATED PROTEIN TURNOVER

LECT 21: REGULATED PROTEIN TURNOVER. Cellular proteins have different stabilities. It is the combination of synthesis and degradation rates that determines the level of a protein in a cell, and changes in either rate can serve as means to regulate

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309 views • 10 slides

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