a human body cell contains 46 chromosomes
human_chromosome is chromosome. chromosome_14 is human_chromosome. human_y_chromosome is human_chromosome. chromosome_21 is human_chromosome. chromosome_17 is human_chromosome. chromosome_5 is human_chromosome. chromosome_19 is human_chromosome. chromosome_22 is human_chromosome. human_x_chromosome is human_chromosome. chromosome_20 is human_chromosome.