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!
Tlie phylum Cnidaria or Coelenterata, includes the faliiiliar hydras, jelly fishes, sea anemones and corals. You have olreacly studied about Cnidarialis in Units 4 and 7 of LSE-09 course. These are often brilliantly colourcd. They exhibit radial symnietry, The Cnidarians possess two basic metazoall structural features. Onc, there is an intenla1 space for digestion, called in Cnidarinns as gastrovascular cavity. This cavity lies along the polar axis of the animal atid opens to tlie outside at one end to for111 noutli, Tlie presence of a mouth a~id digestive cavity permits the use of a mucll greater rnlige of food sizes than is possible in tlie protozoarls and sponges. Two, in Clidariails a circle of tentacles, representing exte~lsiolls of the body wall, surrounds tlie ~lioiltli to aid in tlie capture and ingestion of food. Tlie Cnidarian body wall consists of three basic layers: an outer lnycr of cpidennis, nn inner layer of elidoder~nal cells lining Ilie gastrovnscilar cavity, and between these two a layer called mesoglea. The rnesoglea ranges from n tliin, non cellilar membranc to a thick, fibrous, jelly-like, coid lnaterial with or without wanderillg a~noebocytes, A considerable number of different cell types compose tlie epidermis and gastrader~nis, but there is only a limited degree of organ development.
Q. What is trichomoniasis? Why is it classified as an STD? The Trichomoniasis is an extra-intestinal protozoan infection caused by the Trichomonas vaginalis, a flagellate proto
What is meant by saying that in relation to a given trait conditioned by a gene with two different alleles the gametes are always "pure"? To say that gametes are pure means tha
What is the difference between alpha glucose and beta glucose? Why are they different?
How are grasslands classified? The Grasslands may be classified into steppes and savannahs. In a steppe prevailing vegetation is grass, as in the pampas of South America and in
How can the knowledge about fermentation explain the origin of muscle cramps and pains after intense physical exertion? A typical fermentation process because of oxygen scarcit
what is somogyi
Several TCA cycle intermediates can be used as a substrate for the synthesis of other compounds. Succinyl CoA is on intermediate that is directly used for the synthesis of which of
Q. What are the allosteric enzymes? Allosteric enzymes are those that have in excess of one activation center and to which other substances, called allosteric regulators, bind.
How shigellosis diseases occur in humans Occurrence: Poor personal hygiene is a common factor in food borne shigellosis, with shellfish, fruits and vegetables, chicken and sal
Why do the sons of a haemophiliac father never vary from this trait? Why is the cleavage in mammals referred as simple homoplastic?
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: +91-977-207-8620
Phone: +91-977-207-8620
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd