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The Themes of Life.

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Presentation on theme: "The Themes of Life."— Presentation transcript:

1 The Themes of Life

2 Cells and Organization
the act of arranging in a systematic way for use or action Cell Life’s basic unit of structure and function

3 Cellular Basis of Life UNICELLULAR – one cell

4 Cellular Basis of Life MULTICELLULAR – many cells

5 Cellular Basis of Life All living things are made of one or more cells.

6 Biological Systems Joints, muscles, brain and blood vessels = hand typing

7 How is a sports team a system?
Biological Systems How is a sports team a system?

8 Cellular Basis of Life Organelle (nucleus) >

9 Cellular Basis of Life Cell (neuron) >

10 Cellular Basis of Life Tissues (nerve tissue) >

11 Cellular Basis of Life Organ (brain) >

12 Cellular Basis of Life Organ system (nervous system)

13 Response to Stimuli Stimulus
Environmental change that triggers a response

14 Homeostasis Homeostasis
the maintenance of the constant internal environment 

15 Regulation / Homeostasis
GLUCOSE BALANCE Increase in blood sugar is sensed by the pancreas which releases insulin. Insulin allows the cells to take in sugar and store extra for later.

16 Metabolism Heterotrophic Autotrophic
the sum of all chemical reactions in the body Heterotrophic Autotrophic

17 Growth and Development

18 Change Through Time Evolution
process of change…change in the proportion of inherited genes in a population

19 Reproduction & Inheritance
Reproduction is essential to the survival of the species, NOT the individual

20 Reproduction & Inheritance
Genes (made of DNA) control traits and are passed down from parents.

21 Reproduction & Inheritance
ASEXUAL REPRODUCTION Regeneration

22 Reproduction & Inheritance
ASEXUAL REPRODUCTION Budding

23 Reproduction & Inheritance
ASEXUAL REPRODUCTION Binary Fission

24 Reproduction & Inheritance
SEXUAL REPRODUCTION EGG AND SPERM NECESSARY

25

26 Form and Function How something works is related to its structure.

27 Form and Function Aerodynamic shape > glide through the air
Honeycomb bones > strong but lightweight Long extensions of nerve cells > coordinate flying movements

28 Form and Function Scooping fish from the water PELLICAN
POUCH USED TO SCOOP PELLICAN

29 Form and Function Eating large prey GOLDEN EAGLE
HOOKED FOR TEARING PREY GOLDEN EAGLE

30 Form and Function Cracking seeds EVENING GROSBEAK
SHORT, HEAVY & POWERFUL EVENING GROSBEAK

31 Form and Function Eating nectar from a flower HUMMING- BIRD
LONG & SLENDER FOR PROBING HUMMING- BIRD

32 Form and Function Catching insects in flight BARN SWALLOW
SHORT, OPENS WIDE, CLOSES QUICKLY BARN SWALLOW

33 Form and Function Probing mud for invertebrates LONG, PINCHING GODWIT

34 Form and Function Eating insects taken from dead trees WOOD- PECKER
STRONG & CHISEL-LIKE WOOD- PECKER


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