OCR A Level Biology:復習筆記1.1.4 Using Units
Using Appropriate Units It essential that the correct scientific measurements are used when discussing biological experiments Ensure that the?correct symbols?are used in conjunction with the unit o...
OCR A Level Biology:復習筆記1.1.3 Evaluating Experimental Methods
Evaluating Experimental Methods Evaluating experimental methods is an important skill for a scientist A good way to evaluate an experimental design is by?repeating the experiment yourself?(using th...
OCR A Level Biology:復習筆記1.1.2 Identification of Variables
Identification of Variables Types of variables In an experiment, a variable is any factor that could change or be changed There are different types of variables within an experiment The?independent...
OCR A Level Biology:復習筆記1.1.1 Experimental Design
Experimental Design Planning is an essential part of experimental biology Preliminary research?can be very helpful when trying to design an experiment to investigate a particular theory or h...
Edexcel A (SNAB) A Level Biology:復習筆記8.2.10 Nature vs Nurture in Brain Development
Nature vs Nurture in Brain Development Brain development?refers to the?growth?of the brain and the formation of connections between neurones, or?neural pathways There are a number of?factors that c...
Edexcel A (SNAB) A Level Biology:復習筆記8.2.9 Producing Drugs Using GMOs
Producing Drugs Using GMOs Genetic engineering is a technique used to deliberately modify a specific characteristic of an organism The technique involves?removing a gene?that codes for a desired ch...
Edexcel A (SNAB) A Level Biology:復習筆記8.2.8 Personalised Medicine
Personalised Medicine Personalised medicine involves the development of?targeted?drugs?to treat a variety of human diseases in?individuals with different?genotypes Such drugs can be tested on?synth...
Edexcel A (SNAB) A Level Biology:復習筆記8.2.7 Action of Drugs on Synapses
Action of Drugs on Synapses The chemicals in?drugs?can have a major impact on the?functioning of the brain and nervous system Some prescription drugs can have a?beneficial effect?on those suffering...
Edexcel A (SNAB) A Level Biology:復習筆記8.2.6 Imbalances in Brain Chemicals Leading to Diseases
Imbalances in Brain Chemicals Leading to Diseases Neurotransmitters?are chemicals that transmit nerve impulses across synapses Some disorders and diseases are linked to an?imbalance of neurotransmi...
