Over a million students use our free study notes to help them with their homework
Root hair cells have a very large surface area due to them being very long and having hair like projections. This allows more active transport of mineral ions to take place so the plant is able to take in...
Motor neurones have a myelin sheath made of Shwann cells. It's an electrical insulator meaning action potentials cannot pass through them. Along the axon there are gaps where there's no myelin sheath, cal...
In Regeneration, Pat Barker explores the horrific consequences of war upon the human psyche. This is primarily demonstrated in the character of Burns, a man unable even to eat due to his damaging ...
When we integrate by parts, we begin by setting the first term to equal some variable U, the second term in the integral we set to be dv/dx. Then we differentiate the U to obtain du/dx and integrate dv/dx...
When blood glucose levels drop too low it is detected by hypothalamus. The release of insulin by the pancreas is stopped so no more glucose is converted to glycogen. Instead glycogen, which is stored in t...
←
4809
4810
4811
4812
4813
→
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
