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!
Metaphase
This is a period of short duration, the chromosomes are at the stage of their maximum condensation and , hence more clearly visible ,Upon each side of their centromeres, a plate or cup like dise ,formed of protein complexes and called kinetochore , appears in the depression of the chromatid of this side the kinetochore of each side is seen to be attached to a bundle of a number ( usually 20 to 40 ) of newly formed spindle fibres called discontinuous , or attachment , or chromosomal , or interzonal spindle fibres . The opposite ends of these fibres are attached to the spindle poles of their respective sides. These fibres pull the scattered chromosomes and align then in a fixed specific manner at the equatorial plane of the spindle forming what is known as the equatorial or metaphase plate.
(a) Trace the succession of plants on a dry bare rock. (b) How does phosphorus cycle vary from carbon cycle?
1. DNA damaga can be spontaneous or can be 'Induced by external agents a. What are 'spontaneous' mutations? Give examples of causes of spontaneous mutations and the kinds od DNA
Q What are the amphibian features that make them dependent on water to survive? Permeable skinexternal fecundation, body subject to dehydration, larval stage and eggs without s
Explain the Distant Osteogenesis In this an extracellular matrix establishes the implant surface contact. The osteogenic cells line the host bone surface. The blood supply to t
Explain Tocopherols These are the most widely distributed antioxidants in nature, and they constitute the principal antioxidants in vegetable oils. A relatively high proportio
Q. How different are animal cells from plant cells? While plant cells are eukaryotic, photosynthetic, autotrophic and have chloroplasts and cell wall, the animal cells are hete
Q. What is the second polar body? After termination of the second meiotic division of the oocyte II two cells are generated: the second polar body and the egg cell proper. The
Q What are the major morphological features of birds? Birds are animals that present aerodynamic bodies covered with feathers, pneumatic bones, anterior limbs transformed into
Why does the urinary volume increase when alcoholic beverages are ingested? Alcohol inhibits the ADH (antidiuretic hormone) secretion by the hypophysis. Low ADH decreases the t
Effects on Aquatic Organisms - Water Pollution Toxic water pollutants such as metals, pesticides, insecticides and chemicals affect aquatic species directly whereas the non-t
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