The increase in muscle tension that is produced by increasing the number of active motor units is called. recruitment. The type of contraction in which the muscle fibers do not shorten is called. isometric.
<span>The component of human milk that caries out the phagocytosis of bacteria is macrophages. Macrophages are also responsible for the production of complement proteins within human milk. Furthermore between 40% and 80% of breast milk is made up of macrophages, making it the most abundant cell type within human milk.</span>
Answer:
Heat energy is the answer
Explanation:
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