In this article we will discuss about the preparation of permanent mounts of various organisms. 1. Euglena: Living Euglena, for study, may either be collected from a patch of stagnant water having decaying green leaves or may be obtained from cultures in laboratory. For purpose of study in the living condition take a few euglena in a dropper or a [...]
In this article we will discuss about the structure of hydra. This will also help you to draw the structure and diagram of hydra. 1. It is a fresh water form cosmopolitan in distribution. 2. It is found attached to aquatic weeds. 3. Body differentiated into a long tubular trunk and a hypostome or mouth surrounded by a ring of [...]
The below mentioned article provides a diagram of amphiblastula (larva). 1. It is a free swimming larval stage of Sycon and many other calcareous sponges. 2. The body is some what ovoid in form and is comprised of an anterior half of small flagellated micromere cells and a posterior half of large non-flagellated macromere cells. 3. It encloses a small [...]