CIE IGCSE Biology: 复习笔记：8.1.2 Root Hair Cells
CIE IGCSE Biology: 复习笔记：8.1.2 Root Hair Cells Root Hair Cells Root hairs are single-celled extensions of epidermis cells in the root They grow between soil particles and absorb water and miner...
CIE IGCSE Biology: 复习笔记：8.1.1 Xylem & Phloem
CIE IGCSE Biology: 复习笔记：8.1.1 Xylem & Phloem The Xylem & Phloem Plants contain two types of transport vessel: Xylem vessels – transport water and minerals (pronounced: zi-lem) from the...
CIE IGCSE Biology: 复习笔记：7.1.14 Adaptations of the Small Intestine: Extended
CIE IGCSE Biology: 复习笔记：7.1.14 Adaptations of the Small Intestine: Extended Adaptations of the Small Intestine: Extended The ileum is adapted for absorption as it is very long and has a highly...
CIE IGCSE Biology: 复习笔记：7.1.13 Absorption
CIE IGCSE Biology: 复习笔记：7.1.13 Absorption Absorbing Nutrients Absorption is the movement of digested food molecules from the digestive system into the blood (glucose and amino acids) and lymph...
CIE IGCSE Biology: 复习笔记：7.1.12 Bile: Extended
CIE IGCSE Biology: 复习笔记：7.1.12 Bile: Extended Bile: Extended Cells in the liver produce bile which is then stored in the gallbladder Bile production and secretion Bile has two main roles: It i...
CIE IGCSE Biology: 复习笔记：7.1.11 Digestion of Protein: Extended
CIE IGCSE Biology: 复习笔记：7.1.11 Digestion of Protein: Extended Digestion of Protein: Extended Proteases are a group of enzymes that break down proteins into amino acids in the stomach and small...
CIE IGCSE Biology: 复习笔记：7.1.10 Digestion of Starch: Extended
CIE IGCSE Biology: 复习笔记：7.1.10 Digestion of Starch: Extended Digestion of Starch: Extended Amylases are produced in the mouth and the pancreas (secreted into the duodenum) Amylases digest star...
CIE IGCSE Biology: 复习笔记：7.1.9 Hydrochloric Acid
CIE IGCSE Biology: 复习笔记：7.1.9 Hydrochloric Acid Hydrochloric Acid The stomach produces several fluids which together are known as gastric juice One of the fluids produced is hydrochloric acid ...
CIE IGCSE Biology: 复习笔记：7.1.8 Enzymes in Digestion
CIE IGCSE Biology: 复习笔记：7.1.8 Enzymes in Digestion Enzymes in Digestion Amylases Amylases are produced in the mouth and the pancreas (secreted into the duodenum) Amylases digest starch into sm...
