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Term 2 Marking Period 2

Look at lab 22 page 55
Describe in sentences what the karyotypes for each genetic disorder looks like.
For Down’s Syndrome, Edward’s Syndrome and Patau’s Syndrome describe male and female children.
**Extra Credit: What is wrong with the description of Klinefleter’s Syndrome?
Complete Lab #23 Karyotyping Genetic Disorders due Monday 3/14
It includes making a new Karyotype for your circled disorder and answering the questions on page 57
 3  Define
Gastrulation, embryonic development, blastocyst
Why is mitosis needed for embryonic development?
Why is differentiation important for embryonic development?
 4  How do the eggs of aquatic and terrestrial animals differ?
2.Why is an ammonic sac needed for external and internal development of an egg?
3.What is trisomy?
4.Study For Test
 5 Get Grade report signed…. If I did not see your parent for conference
 6Complete the Writing about What Happened Handout about Embryonic Development
Complete the Word Connections Handout about DNA
 8  Name the 4 nitrogen bases
Where is DNA found?
Why is it important that DNA be in a helix formation?
What nitrogen base is only found in RNA? What is the compliment to this base?
Complete Lab 24 –Human Embryonic Development Lab and Part 1 of Lab 25-DNA Structure
 10  How does the structure of DNA and RNA differ? (2 ways)
2.Provide a 12 Base DNA sequence, with the compliment DNA strand, mRNA and tRNA
3.How do mutations effect DNA?
4.Describe the Sides and Rungs of the DNA ladder
 11  What codons code for Trp, Leu, Pro and Lys?
2.What is the amino acid for GGC, CGU, AGG and UCU?
3.Provide the DNA and Amino acid for the following
              mRNA: AUG  GUU GUA GAC AUG UAG
Provide the mRNA and Amino Acid for DNA: TAG ACT  GAG CTT GAT
 12   Work Backwards
Make 3 versions of this protein
There are many ways to make 1 protein
A. Acid.: start-cys-his-tyr-asp-glu-pro-stop
Possible mRNA
Possible DNA
Indicate the type of mutation and if it will cause a change in the amino acid
1.ATA becomes TTA     
2.GGC becomes GAG
3.GAT TAC becomes GAT TCA
4.CAT ACT becomes CTA GTC
5.GTT ACC becomes GTA CC
6.TAT GAC becomes TAA TGA C
Study for Index Card Quiz (14-19 & 31-38)
Complete any labs you have at home
1.What is the difference between population genetics and gene pool?
2.Why is a low gene frequency dangerous to your survival?
3.How can you identify organisms that are related

 Handout " Three Word Main Idea Map about Evolution, DNA, and Genetics (at least 4 sentences describingthe

connection between these words.

 Vacation Assignment January 2009 Regents Questions : 1, 5, 6,8, 10, 11, 12,13, 14, 16, 17, 19,
20, 21, 22, 23, 27, 31, 32, 33, 34, 35, 36, 39, 40, 41, 43, 44, 48, 50, 51, 52, 53, 54, 55, 56, 57, 60,
 61, 62,68, 71, 72, 73, 76, 77, 78, 79, 80
List and describe 3 symbiotic relationships
Order the trophic levels from most energy to least energy
Compare a food web and a food chain (2 ways they are similar)
Contrast a food web and a food chain
(One way they are different) 
What is happening to a habitat during succession
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