Intermediate filaments, role in support
Intermediate filaments are protein fibers that absorb tension and support cellular shape; they are often…
AAMC Outline
Microtubules: composition and role in support and transport
Microtubules are hollow tubes that are composed of tubulin proteins and help the cell…
Microfilaments: composition and role in cleavage and contractility
Microfilaments, which are the thinnest among the cytoskeletal elements, support the cellular shape and all…
Common Ion Effect and Its Use in Laboratory Separations
The common ion effect is the decrease in solubility (ability to be dissolved) of a…
General function in cell support and movement
The cytoskeleton is a network of protein fibers that help with cellular movement and maintaining…
Oncogenes, apoptosis
Oncogenes are genes that cause cancer when mutated and apoptosis is programmed cell death. The…
Prions and viroids: subviral particles
Prions (misfolded proteins) and viroids (single-stranded RNA particles) are pathogens that are smaller than viruses. Prions and…
Transduction: transfer of genetic material by viruses
In transduction, bacteriophages move short pieces of chromosomal DNA from one bacterium to another “by accident.” Bacteriophages,…
Molecular Weight
The molecular weight of a total mass of atoms in a molecule, represented by grams…
Retrovirus life cycle: integration into host DNA, reverse transcriptase, HIV
Retroviruses, like HIV, have single-stranded RNA and contain reverse transcriptase to convert it to double-stranded…