The biconcave cells in blood that lack nuclei when they are mature are the

2points what is the term for a female reproductive cell? a. egg b. chromatid c. allele d. fertilization

18. how do the cells in meiosis differ from the cells in mitosis?

True or false 5. carrier proteins have the ability to to change shape and physicially move molecules across the cell membrane. 6. in a facilitated diffusion, the concentration of the molecules to be moved across the cell membrane is higher inside the the cell.