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PRESENTATION OUTLINE

JANUARY 4TH

C-DAY, MONDAY

TODAY IN SCIENCE

PAST, PRESENT, AND FUTURE - WITHOUT THE GHOSTS ;)

Where Were WE?

Zooming in on your microscope quizzes

YOU SAW PLANT CELLS

USING ONION SKIN

YOU SAW ANIMAL CELLS

USING YOUR OWN CHEEK CELLS

NOW, SEE YOURSELF AS A COMMUNITY OF CELLS

-STARTING WITH THE CELL THEORY-
Photo by NIAID

THE CELL THEORY

  • All living things are made of at least one cell
  • Only cells can create cells
  • The cell is the basic unit of structure and organization in organisms

ORGANELLES

CELLS HAVE LITTLE ORGANS THAT HAVE JOBS

LET'S GET TO THE CENTER WITH THE NUCLEUS

EVERY NEW CELL COMES WITH A COPY OF THE DNA YOUR PARENTS GAVE YOU

MOM AND DAD EACH GAVE YOU 23 CHROMOSOMES

A COPY OF THESE 46 CHROMOSOMES IS IN EACH NUCLEUS OF YOUR BODY CELLS

WHAT IS A CHROMOSOME?

TIGHTLY WOUND COILS OF DNA

A GENE IS A SEGMENT OF DNA THAT DEFINES A TRAIT

DNA IS A 4 CHARACTER MOLECULAR CODE THAT DEFINES WHO YOU ARE

THESE 4 AMINO ACIDS ARE ALL COMPOSED OF ONLY 4 ELEMENTS

ARRANGED IN SPECIFIC PATTERNS - LOOK FAMILIAR?

DEEP THOUGHTS

THE NUCLEUS THE BRAIN OF THE CELL