Monday, December 19, 2016

Mon. 12-19-16

1.  World's easiest quiz  (We had a word bank and some VERY helpful HINTS.)
(seebelow

2.  Video of DNA replication

https://www.youtube.com/watch?v=G1AoVF3k9Hg


hwk: read 12.3

TEST on Wednesday




World’s Easiest Practice Quiz – Discovery of DNA, structure of DNA

1.     What phenomenon did Griffith discover?

2.     What moved from the dead lethal bacteria to the living harmless bacteria?

3.     Avery determined what the molecule of the gene is by …

4.     Hershey and Chase __________ Avery’s results.

5.     What is the molecule of the gene (the genetic chemical)?

6.     What molecule was in contention for, but we now know is NOT, the molecule of the gene?

7.     DNA must do what 3 things?

8.     Chargaff’s Rule says A & ____ , and G & ____ are always in equal amounts.

9.     A nucleotide consists of a nitrogenous base, a phosphate group, and ____________.

10.  In DNA, the _________ are held together by ________ bonds.

11.  Watson and Crick determined that the shape of DNA is a …

12.  The shape of DNA, along with base pairing makes it ideal for…


Key:
1.     transformation (harmless bacteria became deadly because they got the deadly DNA)
2.     the molecule of the gene (DNA)
3.     process of elimination (not carb.s, not lipids, not protein), by repeating Griffith’s experiment
4.     verified
5.     DNA
6.     Protein (has many more unique monomers, many more letters to its alphabet)
7.     Store info., copy info., and transmit info.
8.     T, C
9.     Deoxyribose (a 5-C sugrar)
10.  Bases, hydrogen
11.  Double helix
12.  Replication/copying


 




No comments:

Post a Comment