生物化学专业级 Certification
生命的分子——从水、蛋白质与酶到代谢、生物能学与中心法则
Key facts
- Level: Professional
- Field: Chemistry
- Estimated study time: about 36 hours
- Credential price: $149
- Exam: 88 questions · 140 minutes · pass mark 75%
About the 生物化学专业级 certification
一项专业级认证，从第一性原理出发，构建对生物化学的完整、定量掌握：活体系统化学的全貌，直至整合代谢。您将掌握水作为生命溶剂的作用——其极性、氢键、疏水效应、电离、pH，以及维持细胞活性的缓冲液（完整推导并应用亨德森-哈塞尔巴尔赫方程）。您将学习二十种氨基酸的结构与化学性质（分类、侧链性质、pKa 值及由此产生的滴定行为）、肽键的几何形状与刚性，以及一级序列如何通过折叠、基序、结构域以及稳定或变性蛋白质的各种作用力，驱动二级（α螺旋与β折叠）、三级和四级结构的形成。您将通过携氧蛋白质肌红蛋白与血红蛋白深入研究蛋白质功能——协同效应、变构调节、S 形结合曲线与玻尔效应。酶将得到严格处理：催化策略与机制、辅因子与辅酶、米氏动力学（推导并解读 Km 与 Vmax）、林威弗-伯克线性化，以及三类可逆抑制（竞争性、非竞争性、反竞争性）各自独特的动力学特征，加上变构调节与共价调节。您将涵盖碳水化合物的结构与功能（单糖、二糖、多糖、糖苷键）、脂质与生物膜（流动镶嵌模型与膜转运），以及核酸（DNA 与 RNA 结构和中心法则——复制、转录与翻译）。在能量层面，您将把热力学、ATP 与偶联反应，以及氧化还原电子载体 NAD⁺ 与 FAD 与完整的代谢过程相连接：糖酵解、柠檬酸循环、氧化磷酸化（电子传递链与化学渗透）、糖异生、糖原合成与分解、脂肪酸氧化与合成、尿素循环和氨基酸代谢——以及它们在进食与空腹状态下的激素调节与整合。全程以信号转导基础、维生素及其衍生辅酶，以及分子生物学实验室工具（PCR、凝胶电泳与印迹技术）简介收尾。每个概念均通过计算题与途径核算加以强化，使推理成为本能。本认证专为医学、药学、生命科学和实验室工作的学生而构建，适合需要真正学以致用的生物化学知识的学习者。
What you will learn
The official 生物化学专业级 study course covers:
- Water, pH, and Buffers: the Medium of Life — Why water's polarity and hydrogen bonding make it the solvent of life, the pH scale and the autoionization of water, and how buffers (via Henderson-H…
- Amino Acids, Peptides, and Protein Architecture — The structure, classification, and pKa of amino acids; the peptide bond; the four levels of protein structure with folding and denaturation; and how…
- Enzymes: Catalysis, Kinetics, and Inhibition — How enzymes lower activation energy, the Michaelis-Menten model with Km and Vmax, reading the Lineweaver-Burk plot, the three classic inhibition type…
- Biomolecules: Carbohydrates, Lipids, Membranes, and Nucleic Acids — Sugars and glycosidic bonds; lipids, the amphipathic phospholipid bilayer, the fluid mosaic model and membrane transport; and the structure of DNA/RN…
- Bioenergetics and Central Metabolism — ATP as energy currency and coupled reactions; the redox carriers NAD and FAD; glycolysis; the citric acid cycle; and oxidative phosphorylation with t…
- Integration, Regulation, Signalling, and Lab Techniques — Gluconeogenesis, glycogen, fatty acid, and amino acid metabolism with the urea cycle; how pathways are integrated and hormonally regulated across fed…
Prerequisites
Frequently asked questions
- Is the 生物化学专业级 certificate verifiable?
- Yes. Every issued Hootix Academy certificate carries a unique credential code that anyone can verify online.
- How is the 生物化学专业级 exam structured?
- It is a 140-minute proctored multiple-choice exam of 88 questions; you need 75% to pass.
- Do I need to buy the course to take the exam?
- You can purchase the certification exam on its own, or bundle it with the full study course at a reduced price.
- How long does the 生物化学专业级 course take?
- About 36 hours of self-paced study.