Examlex
The sperm of species A dies when it comes in contact with the female reproductive tract of species B.This is an example of the phenomenon known as
Surface Tension
A physical property of liquids that causes them to behave as if their surface is covered with a stretched elastic membrane, due to intermolecular forces.
Hydrogen Atoms
The simplest type of atom, consisting of a single electron orbiting a single proton.
Metallic Luster
The shiny, reflective quality of metals that gives them a bright, mirror-like appearance, also observed in certain minerals that have a metal-like appearance.
Opaque
Not allowing light to pass through; not transparent or translucent.
Q67: Suppose two species of morning glories are
Q93: Warfarin is a popular and potent rodent
Q114: Which statement related to the use of
Q150: You have discovered a nonavian dinosaur fossil
Q175: What is the expected ploidy level of
Q179: During the Hadean, Archaean, and Proterozoic eons,
Q208: Which is not an advantage of fossil
Q215: The primary use of in vitro evolution
Q225: What triggered the mass extinction at the
Q231: Suppose a biologist has data showing both