Read Aloud Activity

• “Is Sammy Alive”….listen as I read you a story about Sammy.

• After each event in the story, decide whether you think Sammy is Alive or Not Alive by moving to the appropriate side of the classroom.– Be prepared to defend your position if called

on.

Partner Activity- biotic or abiotic….you decide

• Complete all 4 parts of the activity dealing with “What is Life”

• What doesn’t get finished in class becomes homework

• Have fun!!!!!!!

• Honor’s kids: Read and answer the questions to the article “What is Life?”

The The StudyStudy of Life of Life

What Is Biology? - YouTube

Essential Question: What are characteristics of life? What distinguishes a living and non-living thing?

Learning Targets: I can 1) define “life” 2) Identify characteristics of life 3) Explain what distinguishes the difference between a living and non-living thing

BiologyBiology•Bio- life•logy- study of

What are they

looking at?

BIOLOGY: THE STUDY OF LIFE.

• ALIVE OR NOT ALIVE????ALIVE OR NOT ALIVE????

–Scientists have not really Scientists have not really decided upon a single definition decided upon a single definition of life, but it is determined by of life, but it is determined by the actions of life functions the actions of life functions carried on by an organism.carried on by an organism.

Click for biology song http://www.youtube.com/watch?v=aynclw6TXeE&feature=related

What Makes Something Alive?

http://www.youtube.com/watch?v=HSKyHmjyrkA

Theo Jansen’s Strandbeests• List some characteristics of life.

• Based on your list, are these things (his “animals”) alive?

Characteristics of Characteristics of LifeLife

• Made of cells.• Can Reproduce.• Have a genetic code.• Grow and develop.• Obtain and use energy.• Respond to the environment.• Maintain stable internal environment.• Taken as a group they change over

time.

Characteristics of Living ThingsCharacteristics of Living Things• http://www.kenton.k12.ny.us/cms/lib/NY19000262/Centricity/Domain/135/

characteroflving.asx

a. Made of cellsa. Made of cells• Cell- self-contained unit that makes up

living things.

• Unicellular- one cell.

• Multicellular- more than one cell.

b. Reproductionb. Reproduction• Sexual- 2 cells from different parents unite

to produce an organism.

• Asexual- new organism comes from a single parent.

c. Based on a genetic codec. Based on a genetic code• DNA- molecule that contains genetic info.

d. Growth and developmentd. Growth and development• Life cycle- a pattern of growth and change.

e. Need for materials and energy• Metabolism- a collection of chemical

reactions that occurs in an organism.

f. Response to the environment

• Leaves on trees begin to change color when the hours of sunlight in a given day begin to decrease.

g. Maintaining an internal balance• Homeostasis- maintaining a stable internal

environment.

• The bird produces body heat to stay warm.

h. Evolutionh. Evolution• Evolve- change over time.

i. Responding to the Environment• Stimulus: something

that causes an organism to react in some way.

• Response: how an organism reacts to a stimulus.

REVIEW…Do in your notesIdentify the living and non-living things from the picture below and then write a paragraph backing your argument using the characteristics of life