Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
Protozoans
Prokaryotes represent only a few thousand of the estimated 2 million species of living beings known on the earth today. The rest are mostly eukaryotes that form the subject matter of the rest of this course. You have also learnt that living organisms are now classified into 5 kingdoms. Monera, Protista, Fungi, Plantae and Animalia. Of these, Protista are the primitive unicellular eukaryotes.
Figure: The Five-Kingdom System of Classification and its relationship to the plant / animal dichotomy.
Some of these have given rise to Fungi, others have give rise to Plantae, yet others have given rise to Animalia, all the three groups being multicellular. However, some of the Protista, though unicellular, still so much resemble Animalia that earlier, this group used to be designated Protozoa and was treated as a phylum under Kingdom Animalia of the two kingdom classification. Now we know that protozoans are really a heterogenous group of unicellular organisms add the term has no formal biological status. Even then, because of their similarity to animals and because most zoologists are interested In this group of organisms too.
Q. Which are the kinds of neurons that participate in the spinal arch reflex? Where are their cell bodies situated? In the arch reflex first a sensory neuron located in the gan
what are the disadvantages of protozoa
Closed Mitral Valvotomy : This has been 1-eplaced by balloon mitral valvotomy (BMV) in most centres. It is done in cases of either pure mitral stenosis or with .triv
Determine the Diet chart for Adolescents? For adolescents, other than points covered above, there are two more important points of considerations. Inanition Fad diets
The water expulsion vesicle (also known as a contractile vesicle) is an important osmoregulatory organelle in freshwater protists, which are hyperosmotic to surrounding water. Wate
Both these neurotransmitter strengthen memory when they are released into the blood stream following learning. Stressful events stimulate release of stress hormones from the adrena
It is the preparatory phase. Cell organelle replicate and size of the cell increases. DNA molecule undergoes replication. Each chromosome exists as a pair of chromatids joined toge
Polymorphism in Lysosomes Polymorphism, i.e. existence of a structure in more than one form, is an important feature of lysosomes. Several different forms of lysosomes have been
Define the Methods of Concentration? We define the concentration process as one that starts with a liquid product and ends up with a more concentrated, although still liquid a
What are two characteristics that make synovial joints unique and different from other joints?
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +1-415-670-9521
Phone: +1-415-670-9521
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd