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I believe that a common misconception exists among students taking exams for IB History (as well as related subjects) that it is best to allocate the entirety of the exam to just writing continuously. In ...
Food enters the mouth and is digested mechanically and chemically. Mechanical digestion is chewing (mastication) by the teeth and breaks the food into smaller pieces. Chemical digestion is by salivary amy...
Hydrogen bonding is a type of chemical interaction, or bond, that occurs between certain types of molecules. Hydrogen bonding relies on a chemical concept known as polarity. Just as the n...
Function: The chloroplast is a plant organelle that conducts photosynthesis. The photosynthetic pigment chlorophyll captures energy from sunlight and con...
The size of atomic radius increases down the group but decreases from left to right across the period. Atomic radius is defined by the distance of protons in nucleus to surrounding electron shells. Mainly...
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