1. What are the characteristics of living things? Chpt 2-1 p.52-55
Living Things Have Cells
What is a cell
What do all cells have?
What is the role of the cell?
A small unit of a living
organism
A cell membrane
The cell breaks down food and excretes or gets rid of wastes.

2. Living Things Sense & respond to change
What is homeostasis?
What is a stimuli?
The maintenance of a changing environment
A change that affects the activity of an organism
Ex: chemicals, light, hunger, gravity & sounds

3. Responding to External Changes
How does your body respond to change?
What is a normal body temperature?
How do living things control their body temperature?
Shiver, sweat
37 degrees C or degrees F
They move from one environment to another EX: warm-shade

4. Living Things Reproduce
What is the difference between sexual and asexual reproduction?
How do the characteristics of offspring of asexual and sexual rep. differ
Sexual rep. consists of two parents producing offspring
Asexual rep. involves a single parent producing offspring
Asexual-clones
Sexual-similar characteristics and same genes

5. Living Things Have DNA What are the passing of traits called?
What does DNA do?
What is a trait?
Heredity
Carries instructions for organisms traits
Eye color, hair color, widows peak, gender

6. Living Things Use Energy
What is metabolism?
How do humans get their energy?
The sum of all activities that the organism performs
FOOD

7. Living Things Grow and Develop
What do all living things do?
How do single celled organisms grow?
Grow and develop
Cells get larger and divide