Why is it important that the cell's dna is duplicated before cell division? !

Dna is colied into chromosomes in a cell

1. describe the structure and function of the specialized cells you observed in the video. 2. research the types of cells present in the kidney.

Which heredity condition causes a buildup of mucus in lungs and pancreas? a. cystic fibrosis b. heart disease c. huntington's disease d. sickle cell anemia