Over a million students use our free study notes to help them with their homework
Photosynthesis is the process by which plants make energy. Plants use carbon dioxide from the atmosphere, water from the soil and light which acts as a "catalyst" to make usable energy in the f...
The key distinguishing feature between saturated and unsaturated fatty acids is the presence of a double bond. This double bond, present only in unsaturated fatty acids, will mean there are less hydrogen ...
(Answer supplemented with whiteboard annotations) As previously mentioned at GCSE, the sugarphosphate backbone is formed by a condensation reaction between the phosphate group of one DNA molecule and the ...
(Answer supplemented with whiteboard annotations)
The structure of DNA consists of three pivotal structures. A deoxyribose pentose sugar made up of five carbons. An ionised phosphate group and a ni...
Photosynthesis is the process by which plants make glucose. Light energy is absorbed by chorophyll which is a green substance found in chloroplasts in some plant cells and algae. This light energy is used...
←
566
567
568
569
570
→
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
