Examlex
The energy of the reacting molecules affects whether a particular collision will lead to a chemical reaction.
Invertebrates
Animals without a backbone. In vertebrates, the hypothalamus produces neurohormones.
Vertebrates
Animals with a backbone or spinal column, which includes mammals, birds, reptiles, amphibians, and fish.
Thick Filament
A component of muscle fiber primarily made of myosin, responsible for muscle contraction.
Myosin
A type of motor protein found in muscle cells and other cell types, essential for muscle contraction and movement within cells.
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