3.3 Cell Membrane KEY CONCEPT The cell membrane is a barrier that separates a cell from the external environment.
Dr Amena Rahim Biochemistry Types of Receptors. Domains present on the receptors All receptors have two functional domains: 1. Recognition domain 2. Coupling.
Innate vs. Adaptive Immunity Primitive (found in all multicellular organisms) Directed towards types of molecules Effectors are broadly reactive Response.
AP Biology—Unit 9. Definition: maintaining a stable internal environment. Fluctuates within the bounds of “normal.” Feedback mechanisms to control.
THE PRINCIPLE OF CELL SIGNALING ReceptionTransduction Response.
Unit 7: Signal Transduction. Multi-Step Regulation of Gene Expression DNA Primary RNA transcript mRNA Degraded mRNA Protein Active Protein Degraded Proteinn.
Adrenal Gland. Anatomy was first described in 1563. Is located above (or attached to) the upper pole of the kidney. Is pyramidal in structure and weighs.
Endocrine-BIO 102 HANDOUT1 Endocrine System rev 12-12 Collection of specialized cells, tissues and glands that produce and secrete hormones that control.
00-104 Grundlagen der Biologie IIB Hormones I + II 1. Overview and biochemical origin 2. GA 3. ABA 4. Auxin 5. Cytokinin 6. Ethylene 7. Brassinosteroids.
Hormones and the Endocrine System By Elizabeth Chapman, Alec Smith, and Niki Williams.
Unit 4 Review
Hormones and Endocrinology The endocrine glands, by producing and releasing hormones, play a critical role in homeostasis. By definition, endocrine glands.
