Characteristics of living organisms and cells Flashcards
What is the function of nucleus?
Holds genetic information and controls activity of cell
What things do all living organisms do?
M- movement
R- reproduction
S- sensitivity
G- growth
R- respiration
E- excretion
N- nutrition
C- control internal conditions
Where do chemical reactions take place in a cell?
Cytoplasm
What is the function of a cell membrane?
To let substances in and out of cells and to keep the structure of the cell
What organelles do plant cells have that animal cells don’t have?
Vacuole
Chloroplasts
Cell wall
What is the function of chloroplasts in a plant cell?
They contain chlorophyll which is a green pigment and helps a plant cell absorb sunlight. They are needed for photosynthesis so a plant can make food
What things do humans control in their body?
Water levels and temperature
What do a group of tissues form?
Organ
What is the vacuole made of?
Cell sap
True of false. Tissues can contain more than one type of cell
True