1. Notes – Characteristics of Life

2. The study of living things
Biology
Characteristics of Life
Cells
Stimulus
examples of stimulus
Response
How single cell organisms  grow
How multicelled organisms grow
The study of living things
Grows and develops, uses energy, reproduces,  responds to stimuli, & made of one or more cells
building blocks of life. All life processes take place in this.
Something that causes a living thing to react or respond.
heat, sunlight, weather, nutrient (food) availability
the reaction from a stimulus
Cell size grows
Increase the number and size of their cells.

3. How single cell organisms grow
How multicelled organisms grow
organism
Asexual reproduction
sexual reproduction
Cell size grows
Increase the number and size of their cells.
an individual form of life
where a single organism can reproduce by itself
Requires two parents and will receive half of each parents DNA