Search found 10 matches

by Brittney
Thu Nov 17, 2011 4:04 am
Forum: Genetics
Topic: DNA replication
Replies: 5
Views: 4710

Re: DNA replication

ok i have a question does DNA replication have nuclieotides added to the end after being unwinded and unziped or does it have another step?
by Brittney
Wed Nov 16, 2011 4:37 am
Forum: Molecular Biology
Topic: tRNA
Replies: 5
Views: 13588

Re: tRNA

hi i was just wondering whats the difference between RNA mRNA and tRNA arn't they all the same thing :?
by Brittney
Fri Oct 28, 2011 1:22 am
Forum: Genetics
Topic: phenotype and genotype ratio
Replies: 19
Views: 234194

this is really confusing please help :( i need to pass a test
by Brittney
Fri Oct 28, 2011 1:07 am
Forum: Genetics
Topic: Journals publishing mouse models with no phenotype
Replies: 11
Views: 6745

Re: Journals publishing mouse models with no phenotype

wouldn't the mouse die cause basicly the mouse had no DNA right? *confused*
by Brittney
Fri Oct 28, 2011 1:05 am
Forum: Molecular Biology
Topic: Biochemical and Molecular Test
Replies: 6
Views: 4956

Re: Biochemical and Molecular Test

sarahjohn2005 wrote:A dog's mouth is cleaner (micro biologically) than a human's mouth. How can you experimentally test this using Molecular technique ? Thanks

um i think use a tissue to take saliva from the dog and human and test it :? good question
by Brittney
Fri Oct 28, 2011 1:04 am
Forum: Genetics
Topic: Journals publishing mouse models with no phenotype
Replies: 11
Views: 6745

Re: Journals publishing mouse models with no phenotype

Hi all, We made a knockout mouse line, but unfortunately didn’t find any phenotype. We want to publish our negative data anyway and close this project. Would you suggest which journals we should go? I heard that Genesis may accept this kind of study. Any other suggestions are so much appreciated. T...
by Brittney
Fri Oct 28, 2011 12:58 am
Forum: General Discussion
Topic: homework help
Replies: 15
Views: 9249

Re: homework help

hi i need help i have a huge test thats 80 percent of my grade and i need to study heredity :O can someone help me
by Brittney
Fri Oct 28, 2011 12:54 am
Forum: Genetics
Topic: phenotype and genotype ratio
Replies: 19
Views: 234194

Re:

Ok, I am not so good at biology and the teacher and I dont get along so great, so that doesn't help. I have a 7 page homework assignment that I'm deffintly not going to finish..Here's an example of a question... In mice, long ears is dominant to short ears. What are the genotypic and phenotypic rat...
by Brittney
Fri Oct 28, 2011 12:50 am
Forum: Genetics
Topic: phenotype and genotype ratio
Replies: 19
Views: 234194

Re: phenotype and genotype ratio

does anyone know how to use phenotype ratios its so confusing i am just trying to raise my grade being in high school its rough i really need to good i don't feel like retaking classes as a junior or sophomore so i really need help in school it is like learning a new language so if anyone can help m...
by Brittney
Fri Oct 28, 2011 12:43 am
Forum: Genetics
Topic: phenotype and genotype ratio
Replies: 19
Views: 234194

Re: phenotype and genotype ratio

Hey everyone. I need help from you again I'm confused about phenotype and genotype ratio after you do a monohybrid cross. for example, after the cross, I have RR Rr Rr rr, the genotype is 1:2:1 and the phenotype is 3:1, right? but what if I have Rr Rr rr rr? Is the phenotype 2:2 and genotype 1:1? w...