Examlex
Among eukaryotes, some multicellular organisms lack both chloroplasts and mitochondria.
Water Transport
The movement of water and solutes across a plant, from roots to leaves, through the xylem and phloem, essential for nutrient distribution and photosynthesis.
Ionic Bond
A chemical bond formed between two ions with opposite charges through the transfer of electrons from one atom to another.
Hydrogen Bond
A feeble attachment formed between two molecules due to the electrostatic pull between a proton in one molecule and an atom with a high affinity for electrons in the other.
Covalent Bond
A covalent bond is a chemical bond formed when two atoms share one or more pairs of electrons, strongly binding them together in a molecule.
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