The spleen and the thymus work together to fight infection. These organs together make up which next level of
organization?
A) Cells
B) Organism
C) Organ system
D) Tissue

Need asap plz hurry im being timed when a body cell divides through the process of mitosis, the chromosomes in the daughter cells a. represent only the healthiest chromosomes from the parent cell. b. represent only half of the chromosomes in the parent cell. c. are identical to the chromosomes of the parent cell. d. are formed when chromosomes from the parent cell cross over.