Over a million students use our free study notes to help them with their homework
The reflex arc is activated to create a rapid response in order to maintain safety. It is an innate, automatic response to a dangerous stimulus.
It involves 3 neurones. A sensory neurone, a motor n...
When seeing this sort of question, I would handle it by explaining what both a receptor and an effector is firstly and giving examples. Secondly, I would explicitly state the difference to make sure the a...
A balanced diet supplies all the essential nutrients for the body to function. There are 7 essential nutreints, each with a differnt function in the body. Carbohydrates provide energy Fats/lipids act as a...
Genotype is the genetic composition for a particular phenotype. It involves both alleles from both the father and mother. So a genotype of the colour of eyes (blue) could be bb or BB or Bb.
Homeostasis can simply be described as the maintenance of a constant internal environment. Human bodies must get rid of accumulating toxic substances which can harm the body. Things like sugar concentrati...
←
311
312
313
314
315
→
Internet Safety
Payment Security
Cyber
Essentials
Comprehensive K-12 personalized learning
Immersive learning for 25 languages
Trusted tutors for 300 subjects
35,000 worksheets, games, and lesson plans
Adaptive learning for English vocabulary
Fast and accurate language certification
Essential reference for synonyms and antonyms
Comprehensive resource for word definitions and usage
Spanish-English dictionary, translator, and learning resources
French-English dictionary, translator, and learning
Diccionario ingles-espanol, traductor y sitio de apremdizaje
Fun educational games for kids
