Simple Reflex Arc A?reflex response?(also known as an?involuntary response) does not involve the?conscious part of the brain?as the?coordinator?of the reaction Awareness of a response having...
Edexcel IGCSE Biology 復習筆記 2.10.7 Synapses The Role of Neurotransmitters Neurones do not actually come into?direct contact?with each other Where the?dendrites?of two neurones meet (to ma...
Edexcel IGCSE Biology 復習筆記 2.10.6 The Human Nervous System The Human Nervous System: Structure The human nervous system consists of: Central nervous system?(CNS) – the?brain?and?spinal c...
Edexcel IGCSE Biology 復習筆記 2.10.5 Co-ordination Systems in Humans The Human Nervous System & Endocrine System There are?two different control systems?in humans that work together to ...
Edexcel IGCSE Biology 復習筆記 2.10.4 The Role of Auxin in Phototropism The Role of Auxin in Phototropism Plants produce?plant growth regulators?(similar to hormones in animals) called?auxin...
Edexcel IGCSE Biology 復習筆記 2.10.3 Response to Stimuli: Plants Response to Stimuli: Plants Plants need to be able to grow in response to certain?stimuli For example, plants need to be abl...
Edexcel IGCSE Biology 復習筆記 2.10.2 Control of Homeostasis Co-ordinating a Response Homeostasis?(maintaining controlled conditions within the body) is under?involuntary (automatic) control...