Under which environments do echinoderms live
Under which environments do echinoderms live?
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Echinoderms are oceanic animals, they live in the salt water.
In metagenesis of Obelia and Aurelia what is the form which generates gametes? What is the form which reproduces asexually?
What do you mean by the term sound and sound perception? Briefly describe both the terms.
Define the active and passive immunization. According to the period of the protection how do these kind of immunization differ?
After the morula phase what is the next phase? What is the morphological feature which states that phase?
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Write down the diseases of connective tissue?
When an insect larva is inside the cocoon, is really a stage of the total biological inactivity?
Describe briefly the term fossils?
How we can say that Phenoxyethanol is harmful?
Explain epithelial tissues? Specify their general functions and also how that functions is associated with the attributes of the tissue?
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