The musculoskeletal system
produces movement
is made up of the heart and lungs
transports fat
brings fresh air into the lungs

Produces movement

Explanation:

The musculoskeletal system consists of the muscles and the skeleton. The muscles and bones both provide movement

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the diploid number of chromosomes is sometimes represented by the symbol 2n. for the fruit fly, the diploid number is 8, which can be written as 2n = 8, where n represents twice the number of chromosomes in a sperm or egg cell.

sodium i think the chemical element of atomic number 11, a soft silver-white reactive metal of the alkali metal group.