In this article we will discuss about Metamorphosis of Amphibians:- 1. Meaning of Metamorphosis 2. Types of Amphibian Metamorphosis 3. Structure 4. Hormonal Control. Meaning of Metamorphosis: Metamorphosis may be defined as “a rapid differentiation of adult characters after a relatively prolonged period of slow or arrested differentiation in a larva”. According to Duellman and […]
In this article we will discuss about Metamorphosis in Insects:- 1. Meaning of Metamorphosis 2. Types of Metamorphosis 3. Events 4. Role of Hormones. Meaning of Metamorphosis: Metamorphosis can be defined as “a rapid and complete transformation from an immature larval life to a sexually adult form involving morphology, function and habitat changes”. Ecdysis or […]
The following points highlight the three main types of metamorphosis in insects. The types are: 1. Ametabolic Metamorphosis 2. Heterometabolic Metamorphosis 3. Holometabolic Metamorphosis. Type # 1. Ametabolic Metamorphosis: In lower insects (Collembola, Thysanura) the young which hatches from an egg is a miniature of the adult and is called a nymph, it differs from […]
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