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Your DNA code is located on structures called _____________. |
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46 of these are found in the nucleus of a cell. 23 come from one parent & 23 come from the other parent. |
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What is the shape of a DNA molecule? |
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What is the scientific name for the DNA molecule? |
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Your blueprint for how you become you is... |
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| Sections of a chromosome that represent a specific Characteristic are Called____________. |
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What are the steps of the DNA model made of?
(the 4 Nitrogen Bases)
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A: Adenine
T: Thymine
G: Guanine
C: Cytosine |
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What is the base pairing rule? |
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A goes with T
T goes with A
G goes with C
C goes with G |
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What are the sides of the Double Helix made of? |
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| Where are the steps on the Double Helix located? |
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When a cell divides to mak two new cells. |
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| Meiosis is when the nucleus divides twice & 4 sex cells are formed, each with half of the number of chromosomes of the original cell, which is 23 Chromosomes. |
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What is the difference between Mitosis and Meiosis? |
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Mitosis is in Normal cells & Meiosis is in Reproductive cells. |
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Where are your chromosomes found? |
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Is it possible for 2 people to have the exact same genetic blueprint or DNA? Explain. |
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Yes, if you have an identical twin. |
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What do we call the male reproductive cell? |
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What do we call a female reproductive cell? |
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How many chromosomes are found in...
A normal human cell:___________
A reproductive human cell:__________ |
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Normal: 46
Reproductive: 23 |
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Making copies of organisms each of which is a clone that recieves DNA from only one oarent cell. |
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What is the purpose of mitosis? |
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G: Growth
R: Repair
R: Replacement |
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Why is reproduction an important process for all living things? |
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If we didn't have reproduction all living things would become extinct. |
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it is when a sperm cell attaches to an egg cell to make a new organism. |
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What do we call the fertilized egg cell? |
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