The removal of the erythrocyte's nucleus and organelles is done in order to make room for what molecule?AntigensAntibodiesHemoglobinGlucagonAlpha globulin

How are large molecules moved across the plasma membrane into the cell?Group of answer choicesThe Rockchannel proteinsexocytosisendocytosis

Why do erythrocytes get rid of their nucleus (and organelles)?To create an empty cell that can squeeze through capillaries!To create an empty storage space to carry and store oxygen molecules!To create more room for more hemoglobin!To eliminate damaged DNA!

The  __________ is the organelle that can control whether the vesicles that leave it travel to a lysosome or to the plasma membrane.The blank space should be filled with the nucleus the ER the Golgi complex ribosome mitochondrion

Which of the following cell organelles regulates the entry and exit of molecules to and from the cell?

Which of the following processes and organelle(s) accounts for the replacement of lipids and proteins lost from the plasma membrane?Group of answer choicesActive transport and the rough endoplasmic reticulumFlip-flop of phospholipids from one side of the plasma membrane to the other and the Golgi apparatusReceptor-mediated endocytosis and smooth ER and Golgi apparatusExocytosis and smooth and rough EREndocytosis and Golgi