True or false? most voluntary human movement involves the rotation of a body part around an imaginary axis of rotation that passes through the center of the joint to which the body part attaches. a. true b. false

it will increase due to the time span

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.