Definition
noun
The fertilization of an ovum by only one sperm.
Supplement
The ovum when fertilized by a sperm forms a fertilization membrane to prevent penetration of other sperms.
Word origin: Greek, mónos, alone + Greek –spermos, from sperma, seed + –y.
Related forms: polyspermic (adjective).
Compare: polyspermy.
See also: fertilization.
Lentic or still water communities can vary greatly in appearance -- from a small temporary puddle to a large lake. The s..
Stems primarily provide plants structural support. This tutorial includes lectures on the external form of a woody twig ..
This tutorial looks at the mutation at the gene level and the harm it may bring. Learn about single nucleotide polymorph..
There are more species of insects than any other species combined. This surely illustrates that insects have the selecti..
Life, as we know it today, is presumed to have started in the sea and many of them were likely eukaryotic animal-like or..
The body is comprised of different elements with hydrogen, oxygen, carbon, and nitrogen as the major four. This tutorial..