Over a million students use our free study notes to help them with their homework
Cancer: what is it?
A cancer happens when cells begin to divide out of control.
Benign tumours are growths of abnormal cells which are contained in one area, usually within ...
The overall reaction in photosynthesis is 6CO2 +6H2O ------> C6H12O6 + 6CO2. The process can be broken down in to two main reactions.The Light Dependant reaction, which takes place in the Thylakoids.1....
This allows for the absorption of a range of different wavelengths of light.
The Golgi Apparatus modifies proteins by adding molecules onto them for example; glucose to make glycoproteins. These proteins are then re-packaged into Golgi vesicles for transport to other organelles...
DNA is a very long molecule (one cell contains about 2 metres of DNA!), meaning its coiled structure around proteins called histones allows it to fit into the small space of the nucleus. It also ...
←
816
817
818
819
820
→
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
