Mass spectrometer
Mass Spectrometer is a device to measure mass. Mass spectrometers separate compounds based on a…
MCAT® Outline
Radioactive Decay
Radioactive decay occurs when an unstable atomic nucleus emits particles or light waves. Isotopes are…
Multiple Bonding
Atoms may form multiple bonds (single, double, and/or triple) depending on he number of valence…
Sigma and Pi Bonds
Sigma (σ) and Pi (π) bonds form in covalent substances when atomic orbitals overlap. A…
Structural Characteristics of Striated, Smooth, and Cardiac Muscle
Muscle tissue is classified into three types according to structure and function: striated (skeletal), smooth,…
Chemotaxis
Chemotaxis is the ability of a bacterial cell to detect chemical stimuli and move toward…
Partial Ionic Character
If the electronegativities of two atoms in a polar covalent bond differ vastly, the bond…
Lewis Electron Dot Formulas
A Lewis electron dot diagram (or electron dot diagram or a Lewis diagram or a…
Parasitic and symbiotic
Prokaryotes can form relationships with other organisms. It can be mutualistic (both benefit), commensal (one…
Attributional Processes
Attribution theory attempts to explain the processes by which individuals explain, or attribute, the causes…