Devonian, Biology

Devonian is the period of geologic time from 410 - 360 million years before the present. Life on land diversified, with amphibians appearing late in this period of time. Plants went through main changes, including the development of seeds and forests. In the water, fish diversified into all the modern groups as well as numerous of the forms which are now-extinct.

Posted Date: 8/1/2012 5:57:39 AM | Location : United States







Related Discussions:- Devonian, Assignment Help, Ask Question on Devonian, Get Answer, Expert's Help, Devonian Discussions

Write discussion on Devonian
Your posts are moderated
Related Questions
Q. show the Symptoms of constipation? Have you ever suffered from constipation? Do you recall the symptoms associated with the problem? Yes, the symptoms were specific to havin

Leishmanias – Flagellates Species of the genus Leishmania are parasites of mammals including man. Leishmanias infections occur over wide regions of the world from Asia, the ne

According to the function of the transmitted neural impulse which are the types of neurons? How different are the concepts of afference and efference of the neural impulse transmis

GROWTH CURVE - Sigmoid curve or stretched 'S' shaped curve is obtained showing - a - lag phase                              b - log phase c - in flaxion p

What are the Applications of Nicotinic acid Nicotinic acid is mainly used in the vitamin fortification of flour, macaroni and noodle products. Independent of its vitamin effic

Q. Function of Dopamine in consciousness? An increase in dopamine activity produces an increase in wakefulness. Dopaminergic neurons in the ventral tegmental areas are constant

Q. How do schistosomes differentiate regarding sex separation? The Schistosomes are dioecious that is the species has separated sexes, female and male individuals.

Explain metachrosis in frogs? How it is different from change of skin colour of chemleon?

How is L. monoctogenes infection transmitted? Listriosis caused by Listeria monocytogenes infection. Transmitted by animal excretions (faecal matter) and secretions, infecte

Adverse Effects of voriconzole Transient visual disturbances, including blurred vision, photophobia and altered perception of color or image, are common with voriconazole. Rash