Tag: facultative
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Parthenogenesis in Insects
Parthenogenesis It has Greek origin as “parthenos” which means “virgin birth”. Virgin birth means development of egg cell into an embryo without being fertilized by sperm. Hence parthenogenesis has been defined as the asexual reproduction in which organism developes from an unfertilized egg. Many insects reproduce by this mode of reproduction. This may occur due…
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Intra- & Inter- Specific Relationship (Species Interactions)
Interactions among species is divided into two categories: Intraspecific: It is type of interaction that occurs between populations of same species. Example: Social, family, cannibalism etc. Interspecific: It is type of interaction that occurs between population of different species. Example: Parasitism, Predation, Mutualism etc. SCROLL DOWN FOR LECTURE VIDEO Interspecific Interactions The interactions are usually…
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Introduction to Parasitology (Related Terminology)
Parasitology Parasitology is the study of parasites and their relationship with their host. Parasitism Parasitism is a type of symbiotic relationship between two heterospecific organisms in which one organism called the parasite is metabolically dependent on the other called the host. The parasite benefits at the expense of the host and is also usually smaller…