Examlex
Punctuated equilibrium is the steady,gradual loss of species due to normal evolutionary processes.
Atherosclerosis
A cardiovascular disease characterized by the buildup of fatty deposits, or plaques, on the inner walls of arteries, leading to reduced blood flow.
LDLs
LDLs (Low-Density Lipoproteins) are particles in the blood that transport cholesterol to cells, often referred to as "bad" cholesterol due to their association with increased risk of heart disease.
Atrioventricular Valves
Valves located between the atria and ventricles of the heart that prevent the backflow of blood.
Cardiac Cycle
Sequence of contraction and relaxation of heart chambers that occurs with each heartbeat.
Q5: The ozone layer absorbs much of the
Q21: Scientists have fossils of the first life
Q33: During the cell cycle there are several
Q34: What did Stanley Miller's simulation of Earth's
Q46: The abundant presence of ammonite fossils in
Q47: Ecologists study<br>A) prokaryotes only.<br>B) eukaryotes only.<br>C) interactions
Q64: If asked to put an arrow in
Q80: Autotrophs must acquire carbon from organic molecules
Q89: The three most common shapes of bacteria
Q91: RNA processing involves splicing.