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!
OBJECTION OF CELL THEORY (REASONS OF DISCARTION)
(i) Living organism are composed of various types of cells and their product but members of monera & protista don't have a cellular organisation, they have protoplasmic grade & organization.
Cell theory is not applicable on viroids, Viruses, Prions.
(ii) In multicellular organism one type of cell perform one type of function. It doesn't perform all vital activities.
(iii) Gene is the hereditary unit of life according to modern view - Physical unit of life = Gene
Chemical unit of life = DNA
(iv) In plants many dead cells are present, which also have specific function. Vessels and Tracheids of Xylem are dead cells but helps in conduction of water & minerals. In human beings, cells of stratum corneum (outermost layer of skin) are dead & helps in protection.
(v) It was not discarded but modified by Nageli, he just added "through cell division" while omnis cellula e cellula means that cells arise inside the cell. According to Karl nageli "new syncytes arise from division of pre-existing cells".
Determine the change in the amount of intracellular chloride Complete motor neuron is removed from a frog and placed in a large volume of normal physiological saline. The neur
Explain the process of Absorption of Fats? After digestion, only 25% of triglycerides are broken completely to glycerol and fatty acids. Major digestion product is 2-monoacylgl
Phases of Karyokinesis: Karyokinesis can further be divided into prophase, metaphase, anaphase and telophase. 1-Prophase: (pro= before) Chromatin: During Interphase (non
Ask question #Minimum 100 words what is joint accepted#
What is the energy source used in active transport through biological membranes? The energy essential for active transport (against the concentration gradient of the transporte
Determine How to Calculate the Amount of Nitrogen? The amount of nitrogen can be calculated for this value using the equation: 1000 ml of 1N H 2 SO 4 = 1000 ml of 1N NH 3
Simultaneously with the formation of two daughter nuclei, a cleavage furrow appears in the middle of the cell. The furrows gradually deepen and divide the cell into two daughter ce
which bones forms lhe non moving muscle attachment in
Nervous System of Echinoderms Previous to studying the nervous system of echinoderms, you have to bear in mind the peculiar organization of these animals. Here as well, the ne
What are the advantages of rationale for menu planning? Can you list a few of these? Well planning in advance helps to determine quantities of different foods accurately. Food
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