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Excretion in Protozoans
Excretion of metabolic wastes is dope almost exclusively by diffusion. All protozoans are ammonotelic i.e., the end product of their nitrogen metabolism is ammonia, which is readily diffused in the surrounding medium.
Figure: a) Parumecium with cytopharynx, food and contractile vacuoles and nuclei b) Enlarged section of a contractile vacuole in Paramecium which collects water and expels it outside, performing osmoregulatory functions
For animals, what is the advantage of internal fertilization and what type of species utilize it?
I need help in pipeline processing in computer architecture.
Q. What do you mean by hydraulic modelling? Modelling is neither new nor relevant to hydraulic engineering only. It is practiced in the field of hydraulic machinery for testing
Occurrence of Jaundice Excessive production of bilirubin - this occurs in some diseases due to destruction of large number of red blood cells in the liver. Obstruction to
What is determined by tube feet? Hollow and fluid-filled tubes which are part of the water vascular system in Echinoderms. Muscles associated with tube feet allow them to be hy
Q. List the functions of insulin? a) Insulin controls the level of the sugar (glucose) in the blood. b) Insulin permits cells to use sugar (glucose) for energy. Cells cannot
discuss why obelia is considered to be of special interest in zoology as an animal showing an intermediate grade of organisation
Match each of the methods or vectors below to an appropriate form of gene therapy, assigning two methods or vectors to each form. Use each method or vector only once. Methods/v
A group working at the University of California, Berkeley has developed "nanothermometers," little nanoparticles that can be injected into cells to measure the temperature in vario
Define Nutrition Management and Feeding the Premature Infant There are numerous nutritional risk factors in premature infants. These include: Elevated metabolic rate, th
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