biochem_introduction

what is the lowest level of organization?

• organ

• cell

• tissue

• system

_______ is the powerhouse of a cell

• nucleus

• plasma membrane

• ribosome

• mitochondria

all of these are the function of a plasma membrane except

• structural support

• build up proteins

• receptor for hormones

• transporting molecules in and out of cell

all of these are the example of passive transport

• facilitated diffusion

• simple difussion

• endocytosis

• osmosis

phagocytosis is refering to cell drinking..true or false

• true

• false

osmosis requires energy to transport water

• true

• false

osmosis is the movement of water molecules from higher water concentration to lower water concentration

• true

• false