stuff about DNA

Cells in an organism have the same______,  however not all cells in an organism have the same________ 

function

Contents

 locate inside the________ and provides the Sims instructions for making running and replacing a cell

 

Nucleus

 a double stranded molecule is called”_______” that looks like a ______

 double helix 

Twisted ladder

 the sides of the ladder are made of______ and_____

 sugar and photsphale 

 the steps of the ladder are made of four neuro bases

1. Andenine

2. Guanine

3. Cytosine

4. thymine

The nitrogenous bases  are in _____  to make the steps of the ladder.

 Pairs

 what are the two pairings

 

A and T 

C and G

The arrangement of  the pairs of nitrogen bases in DNA ______All cell activities 

Derects

 inside the nucleus where______ is  stored

 DNA

Within each strand of chromaitin is_____ molecule of DNA

 One

 humans have _____ chromosome arranged in___ pairs

 46

 23

 small ____of DNA located at a specific place on a_____

 Segments

 Chromosome

 can vary in length from____ to ______of bases 

Hundreds  to thousands

 every_______ carries thousands of jeans

 

Chromosomes

 scientists have decoed  the human genome and found that humans have_____ jeans and_______

25000

90000

 proteins determine the_______ of cells

 Function

cells have different functions because only___________ are red in each type of cell meaning each type of cell makes specific_____

 

specific genes

 Proteins

 specialized proteins that are__________ chemical reactions

 speed up

 proteins that  act as__________

Chenica messengers