Essay

1-give two examples of why the initiation of protein synthesis does not begin with AUG include what the advantage might be for such a mechanism?
2-give three mechanism by which the nucleotide sequence for mRNA differs from the nucleotide sequence for the gene that encodes the message?
3-sulfate could substitute chemically for phosphate as a linker between sugars in RNA True or False.
4- The significance of mutations in the genome of cancer cell is ……………..
6- The deletion of genes in a cancerous cell could be determined by which of the following methods:
a- Nucleotide base sequence analysis
b- Staining and microscopic analysis
c- Epigenetic analysis
7- A synonymous mutation is a likely cause of cancer
8-Progenitor stem cell therapies ARE or ARE NOT likely to give rise to all types of cancer.
9- A melanoma develops in the eye but not elsewhere in the body because of differences in ………………………………. in different tissues.
10-If spacific factores can cause cellular reprogramming of adult cells to stem cells,could other factors possibly reprogram cancer cells, which are de-
differentiated ,to become adult cells again?
11-In the genetic engineering of microalga, cell compartments are …..essential….. or …..nonessential…… for biofuel production? choose one
12-Expline how nanoparticles could be designed and used to treat obesity?
13-list 4 pieces of information about newly discovered virus thet we would need before we could develp an effective drug therapy ?
14-From what organism might we get genes to genetically engineer plants normally grown in soil to grow very effectively instead in water?
15-For what positive function could the rice fungus appressorium be ussed ?
 
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