Dictionary: Journal Post 1

There were a few terms that were meant as review which were mentioned in class this week.

While these terms are familiar, I felt it was difficult to imagine a definition for the term.

These terms include:

Nuceloside - a molecule which consists of a nitrogenous base linked to a sugar but lacks a phosphate group. This is different from a nucleotide which contains a phosphate group.






Cell Fractionation - This method allows researched to separate a cell in order to isolate the part of study. This method is often used in the study of organelles and other studies regarding the mechanics of a cell.
The following link provides a very detailed animation, providing insight on the process of cell fractionation.



Alpha Carbohydrates - α-carbohydrates are characterized by a cis configuration, meaning the OH group and CH2OH group are on opposite sides of the ring. This is also characterized by the OH group pointing downward.

Beta Carbohydrates - β-carbohydrates are characterized by trans configuration, meaning the OH group and CH2OH group are on the same side of the ring. The OH group is pointing upward.