cellular life Flashcards
movement
not staying in the same position
respiration
release of energy from food
sensitivity
ability to recognize and respond to changes in the surrounding environment
control
ability to change certain variables such as temperature or water content in order to maintain constant levels
excretion
removal of toxic metabolic waste
nutrition
either making their own food or taking in the food by eating organisms
nucleus
contains the DNA
cell wall
holds the cells shape
cell membrane
controls what enters and leaves the cell
cytoplasm
site of chemical reactions in a cell
mitochondria
site of aerobic respiration
vacuole
a nutrient and water store for plant cells
chloroplasts
the site of photosynthesis
ribosome
where proteins are made
what is diffusion
diffusion is the movement of molecules from high to low concentration down concentration gradient with dynamic equilibrium is reached
