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!
Homo sapiens first appeared in the fossil record between 200,000 to 300,000 years ago, The fossils were the Swanscomb man from England and Steinheim man from Germany.
a) The Swanscomb skull, b) The Steinheim skull There are only slight physical differences between Homo erectus an9 Homo sopiens and the transition between the two species is obvious from the earliest known groups of Homo sapiens, the Neanderthal man. For this reason some authorities prefer to place Neanderthal man under H. erectus. Whereas H. sapiem is characterised by Large and round brain case, smaller brow ridges and a more pronounced chin as compared to pithecanthropines, Neanderthalers were more or less intermediate.
State the term - Infection Infection is the invasion of the body by disease-producing (pathogenic) microorganisms and the reaction of the tissues to their presence and to the
HUMA N CHROMOSOMES The normal diploid (2N) chromosome number in human being is 46. It was given by T.H. Tjio and A. Levan in 1956. The chromosome complement of a cel
Bilateral Cleavage In some animals (for example tunicates and nematodes, although in different way), the arrangement of 4 blastomeres after second cleavage is almost radially
Describe pulsus paradaxus pulse volume? Pulsus Paradaxus: Pulse volume becomes smaller in inspiration and larger in expiration. This is an exaggeration of normally occurring ph
Nervous System of Asteroidea The nervous system of steroids is not ganglionated and is closely related with epidermis. It consists mainly of a circumoral nerve ring surroundin
In the time of Darwin the results of Mendel's research on biological inheritance had not been published, Genetics was not yet developed, neither DNA nor the concept of genetic muta
what is the bioindicator of water pollution.
Tetrasporic Embryo Sacs In this group neither of the meiotic divisions is accompanied by wall formation so that at the end of meiosis all the four haploid nuclei remain in a
Actions of Estrogens The most general effect of the estrogens is to promote tissue growth. It is more pronounced in the accessory sex tissues. Estrogens stimulate cell divi
What is Meiosis ? Meiosis starts with a diploid cell and forms four haploid, or 1n, (or "n") germ cells. These n germ cells fuse during fertilization with another germ cell to
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