Cell Reproduction and DNA - Back to the grindstone

On Monday i had you guys take some notes about the structure of DNA.  After your midterm you got some background information about cellular reproduction and today we started to merge the two together with the following daily questions.

Thursday January 10^th

About how many cells does your body make EVERY day?????? 2 Trillion

Where do these cells come from? Pre-existing Cells

What limits the size in which cells can get? The Surface Area to Volume Ratio and the DNA 

BEFORE a cell divides, what MUST happen first?? All the "equipment" a cell needs to function needs to copy (including the DNA)

What does DNA stand for? Deoxyribonucleic acid.

 

Of all the three parts of the nucleotides found in DNA, Which has 4 different options and ultimately writes the “code” for DNA - The nucleotide bases (adenine, guanine, cytosine, thymine)

After that we discussed the first couple pages of your reading guide using the online book.  Remember, you always have access to this from edline.  Here again is the info you need to access it. 

Use any of the following user names To access the online book go to http://my.hrw.com ALL passwords arebiology Usernames: bbiology20

cbiology19

dbiology1

ebiology8

fbiology7

gbiology9

hbiology28

ibiology3

jbiology7

kbiology3

lbiology6

mbiology16

nbiology3

obiology5

pbiology5

rbiology5

sbiology79

tbiology7

vbiology2

wbiology2

ybiology1

zbiology1