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!
SEXUAL REPRODUCTION
1. Amphigony - Zygote is formed.
(i) Syngamy
Fusion of gametes.
(a) Endogamy - It involves self fertilisation. e.g. Taenia.
(b) Exogamy - It involves cross fertilisation. e.g. Earthworm, cockroach.
Again syngamy is of 2 types - (i) Isogamy - monocystis
(ii) Anisogamy - rest all
Special form of syngamy-
(i) Neotany - Sexual reproduction in larval stage, e.g. axolotal larva of ambyostoma, urochordata.
(ii) Polyembryony - The blastomeres formed by division of zygote separate at early stage. Each produces a complete individuals. e.g. flateworm, identical twins, armadillo produces 4 young ones from one zygote.
Q. What is the Biology field that studies the classification of living beings? The Biology field that studies the classification of living beings is termed as Taxonomy. Q.
Consider cell with a diploid chromosome number of 4 (2n=4), one pair of the chromosomes is metacentric,the other is acrocentric. The metacentric is labeled a 1 a 1 while the acr
Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4
What are the noteworthy features of the nervous system of arthropods? In arthropods the nervous system has more complicated sensory receptors with well-advanced cephalization.
What part do (a) nitrifying, (b) nitrogen-fixing and (c) denitrifying bacteria play in the nitrogen cycle? a) Nitrifying bacteria in the soil change ammonia and other nitrogeno
Rejection Reaction For rejection reaction the physiological and biochemical processes are set in the pistil by the recognition reaction specific to the type of pollen that lan
Ranking of Companies According to the Death Rate The death rates because of accidents vary from industry to industry. Following is the list of industries in order of decreasin
At a biotechnologist, employment opportunities can be found in many areas. In addition to biotechnology companies, where can a scientist with a biotechnology background find employ
Determine about the Secondary minerals Secondary minerals are formed under conditions of temperature and pressure found at the Earth's surface by the weathering of pre-existi
why does the removal of the extremity of coleoptile prohibit plant growth?
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