HKDSE 生物 | BIO 幾分鐘系列 | 細胞膜 Cell Membrane | (廣東話版) | By Biology Man

HKDSE 好少直接問細胞膜。最多叫你認下個流體鑲嵌模型 (Fluid Mosaic Model)。
但唔識細胞膜0既結構及功能對日後啲課題有好大影響。😭
點解細胞要有膜蛋白 (memebrane proteins)❓ 咩係抗原 (antigen) ❓ 激素 (hormones) 點解可以刺激到個細胞❓ 呢啲全部都關細胞膜細構事﹗
所以快啲入黎睇片啦﹗
#HKDSE #HKDSEBIOLOGY #BiologyMan

Chapter Content
0:00 - 簡介 | Introduction
0:13 - 磷脂份子的結構 | structures of a phospholipid molecule
2:04 - 細胞膜由磷脂份雙份子層的原因 | Why the cell membrane is formed by two layers of phospholipid layers (phospholipid bilayer)
3:49 - 細胞膜功能1: 控制物質進出細胞 | Cell membrane function 1: Control the movement of substances in and out of the cell
8:34 - 細胞膜功能2: 接收訊息 | Cell membrane function 2: receive signal
12:08 - 細胞膜功能3: 作為辨識蛋白 | Cell membrane function 3: act as recognizing proteins
14:13 - 細胞膜功能4: 作為酶 | Cell membrane function 4: act as enzyme
14:39 - 流動鑲嵌模型 | Fluid mosaic model