Wiktionary (0.00 / 0 votes) Rate this definition: crease (Noun) A line or mark made by folding or doubling any pliable substance; hence, a similar mark, however produced. crease (Noun) One of the white lines drawn on the pitch to show different areas of play; especially the popping crease, but also the bowling crease and the return crease. crease (Noun)
Asexual reproduction in liverworts: a caducous phylloid germinating. Asexual reproduction is a mode of reproduction by which offspring arise from a single organism, and inherit the genes of that parent only; it does not involve the fusion of gametes and almost never changes the number of chromosomes.ragmentation is a form of asexual reproduction where a new organism grows from a fragment of the parent. Each fragment develops into a mature, fully grown individual. Fragmentation is seen in many organisms such as animals (some annelid worms [Which ones?] , turbellarians and sea stars), fungi, and plants.
Reproduction is a fundamental feature of all known life; each individual organism exists as the result of reproduction. There are two forms of reproduction: asexual and sexual.In asexual reproduction, an organism can reproduce without the involvement of another organism.Asexual reproduction is not limited to single-celled organisms. The cloning of an organism is a form of asexual reproduction. By asexual reproduction an organism creates a genetically similar or identical copy of itself.exual reproduction is a biological process that creates a new organism by combining the genetic material of two organisms in a process that starts with meiosis, a specialized type of cell division.