Examlex
What do each of the four symbols in a DFD represent? Explain the terms used in describing the processes in the DFD.
Haploid
Having a single set of unpaired chromosomes, a condition typical of gametes in sexually reproducing organisms.
Diploid
Referring to a cell or organism that has two sets of chromosomes, one set inherited from each parent.
Malpighian Tubules
Excretory structures in some insects that remove waste products from the blood and empty them into the intestines for elimination.
Tympanum
The membrane in the ear that vibrates in response to sound waves; also known as the eardrum.
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