CIE IGCSE Biology: 復(fù)習(xí)筆記：14.1.2 Types of Neurones Neurone Diagrams There are three main types of neurone:?sensory, relay and motor Sensory?neurones carry impulses?from sense organs to th...
CIE IGCSE Biology: 復(fù)習(xí)筆記：14.1.1 Mammalian Nervous System Structure & Role of the Mammalian Nervous System The?human nervous system?consists of the: central nervous system?(CNS...
CIE IGCSE Biology: 復(fù)習(xí)筆記：13.1.3 The Role of the Liver in Excretion Excretion by Deamination of Amino Acids: Extended Many digested food molecules absorbed into the blood in the small intestine ...
CIE IGCSE Biology: 復(fù)習(xí)筆記：13.1.2 The Kidney The Kidney & the Nephron: Extended The kidneys are located in the back of the abdomen and have two important functions in the body: ...
CIE IGCSE Biology: 復(fù)習(xí)筆記：13.1.1 Excretion in Humans Excretion of Carbon Dioxide & Urea Unlike plants, humans have organs which are specialised for the removal of certain excre...
CIE IGCSE Biology: 復(fù)習(xí)筆記：12.1.3 Anaerobic Respiration Anaerobic Respiration - Respiration Without Oxygen Anaerobic?respiration does?not require oxygen?and is defined as?the chemic...
CIE IGCSE Biology: 復(fù)習(xí)筆記：12.1.2 Aerobic Respiration Respiration is a Chemical Reaction Aerobic?respiration requires?oxygen?and is defined as?the chemical reactions in cells that use oxyg...
CIE IGCSE Biology: 復(fù)習(xí)筆記：12.1.1 Respiration in Cells Uses of Energy in Living Organisms Respiration is a chemical process that involves the breakdown of nutrient molecules (specif...
CIE IGCSE Biology: 復(fù)習(xí)筆記：11.1.11 Protecting the Breathing System: Extended Protecting the Breathing System: Extended The passages down to the lungs are lined with?ciliated epithelial cel...
