Chapter 4.1 The Nucleus controls the functions of life.

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Presentation transcript:

Chapter 4.1 The Nucleus controls the functions of life

Name 4 organelles found in a cell. (pg 113) 1. ____Cell Membrane___________________ 2. _____Cytoplasm_______________________ 3. ____ Mitochondria _______________ 4. __ Nucleus ____________________ __

It Stores information which is used by the cell to control what a cell does and when and how it does it.

What does DNA stand for? (pg 115) Dioxyribonucleic Acid_____________ Double Helix

Organism Chromosome Number Number of Pairs Human 4623 Cow 6030 Corn 2010 Bat 4422

Genes are: Small segments of a Chromosome which store information on a specific trait Genes store information: For Specific traits like eye colour or tongue rolling

 Every chromosome carries thousands of genes and can make thousands of proteins.  The protein that a gene produces determines the function of the cell  Review page 119

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Questions 1 – 3 page 113 Questions 1 – 3 page 119