Search found 4 matches

by noncentric
Thu Oct 30, 2014 2:11 am
Forum: Cell Biology
Topic: immunoglobulins
Replies: 3
Views: 10970

Re: immunoglobulins

Not exactly sure what the question is. There are 5 types of heavy chains, one for each of the classes of immunoglobulins: IgM, IgG, IgD, IgA, and IgE. Each type of heavy chain has a distinct set of cystine cross-links.
by noncentric
Thu Oct 30, 2014 1:59 am
Forum: Cell Biology
Topic: Ig and Ab
Replies: 5
Views: 8687

Immunoglobulins and antibodies are the same things.
by noncentric
Wed Oct 29, 2014 12:09 pm
Forum: Molecular Biology
Topic: B-DNA and A-DNA
Replies: 4
Views: 7521

Re: B-DNA and A-DNA

The "A" and "B" were arbitrary labels Rosie Franklin gave to the two types of DNA fibers she obtained under different conditions of salt concentration and relative humidity. She thought the A form was a potentially more interesting structure and wavered back and forth as to wheth...
by noncentric
Wed Oct 29, 2014 11:48 am
Forum: Cell Biology
Topic: Diffusion and Fick's law
Replies: 1
Views: 4642

Re: Diffusion and Fick's law

The diffusivities (diffusion "constants") are implicit functions of temperature. You don't worry about temperature dependence so much because you almost always use Fick's Laws under isothermal conditions (or at least assume it is isothermal enough).