Over a million students use our free study notes to help them with their homework
Iron in an essential micronutrient that can be obtained from the diet of an individual. Foods that are high in iron include red meat, dark green leaf vegetables such as spinach , and legumes. Having a poo...
The main difference between the two is that only normal body cells go through it, so for instance your skin cells go trough mitosis whereas MEIOSIS is specifically for sex cells, so for instance for the p...
Saturated fatty acids have no double bonds between the carbon atoms in their carbon chain (the carbon chain is ‘saturated’ with hydrogen). In contrast, unsaturated fatty acids have at least one double bon...
A base triplet (sequence of 3 bases) encodes a single amino acid. The same base triplet codes for the same amino acid in all organisms, meaning that the genetic code is universal. In addition the code is ...
skin - acts as a physical barrier; mucus and ciliated cells on mucous membrane in trachea - catch pathogens and sweep them up out of lungs; stomach acid - kills bacteria
←
144
145
146
147
148
→
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
