Search found 84 matches

by thewax
Sat Dec 27, 2008 1:38 am
Forum: Cell Biology
Topic: Krebs Cycle question
Replies: 4
Views: 14233

Krebs Cycle question

Note: This is not a homework question. This is part of a study effort for a big upcoming test. Question: What is the function/purpose of coenzyme A in cellular respiration (specifically, in the transition between glycolysis and Krebs cycle - I mean, I know that coenzyme A attaches to the acetate bef...
by thewax
Fri Dec 26, 2008 9:06 pm
Forum: Molecular Biology
Topic: Heme group question
Replies: 7
Views: 12612

okay...... thanks very much!!!!!!!!!!!! :)
by thewax
Fri Dec 26, 2008 2:09 am
Forum: Cell Biology
Topic: a possible typo??????????
Replies: 3
Views: 3455

a possible typo??????????

Note: This is not a homework question. This is part of a study effort for a big upcoming test. Question: Does the Smooth E.R. connect the rough E.R. to the Golgi apparatus????????? Progress made on this question: In Deborah Goldberg's AP Biology, it says, "Smooth E.R. has three functions: ... 2...
by thewax
Fri Dec 26, 2008 1:29 am
Forum: Cell Biology
Topic: Facilitated Diffuion question
Replies: 2
Views: 2514

Facilitated Diffuion question

Note: This is not a homework question. This is part of a study effort to prepare for a big upcoming test. Question: Does Facilitated diffusion require a hydrophilic channel?????????? If so, then how are large hydrophobic (meaning nonpolar) molecules going to diffuse in (because they are large molecu...
by thewax
Fri Dec 26, 2008 12:00 am
Forum: Cell Biology
Topic: Tools for studying cells question
Replies: 2
Views: 5684

Tools for studying cells question

Note: This is not a homework question. This is part of a study effort for a big test coming up soon. What is freeze fracture? Freeze-etching? Could someone explain this to me? Progress I made: I have a book that simply mentioned freeze fracture and freeze-etching but doesn't bother to explain it in ...
by thewax
Thu Dec 25, 2008 11:40 pm
Forum: Molecular Biology
Topic: A biochemical question
Replies: 8
Views: 10362

Thanks!!!!!! :)

Looking back, does anyone think that this problem could have been worded better to avoid confusion and ambiguity? If so, could someone reword the question (and post it)??????
by thewax
Thu Dec 25, 2008 11:37 pm
Forum: Molecular Biology
Topic: PCR question
Replies: 8
Views: 4441

Thanks!!!!!! :)

But why wouldn't it????
I mean, compare the helicase and DNA polymerase to those used in DNA replication (they are the same, and in DNA replication, they move really fast), right?????????
by thewax
Thu Dec 25, 2008 11:30 pm
Forum: Molecular Biology
Topic: Another biochemical question
Replies: 12
Views: 11876

Thanks!!!!!!!! 4. What I was really trying to say was that in my book, they too used the word hydroxyl ion instead of hydroxide ion and that confused me. When I saw that someone on this forum used it, I thought perhaps I might inquire to learn what was the correct writing (as I did go through a text...
by thewax
Thu Dec 25, 2008 11:21 pm
Forum: Molecular Biology
Topic: Noncompetitive inhibition and allosteric inhibition
Replies: 4
Views: 43309

Thanks!!!!!!!!! :)

So just to clarify on the wording: Allosteric sites can either house activators or inhibitors. And noncompetitive sites are what? Are there any other defining characteristics of allosteric sites?????????
by thewax
Thu Dec 25, 2008 11:15 pm
Forum: Genetics
Topic: Pedigree problem
Replies: 6
Views: 8013

That answered my question.
Thanks!!!!!!!!!!!!!!!!! :)
by thewax
Thu Dec 25, 2008 11:13 pm
Forum: Molecular Biology
Topic: Simple Protein Question
Replies: 2
Views: 6761

Thanks!!!!!!!! :)
by thewax
Wed Dec 24, 2008 11:32 pm
Forum: Molecular Biology
Topic: Centrifugation
Replies: 1
Views: 1558

Centrifugation

Note: This is not a homework question. This is part of a study effort for an upcoming test. In a centrifuge, do the tubes spin around their own centers as well as spinning around the centrifuge's axis (like the Earth spins around the earth's own center and the sun) or do the tubes simply spin around...