Age of fishes is also known as
Permian Era
Silurian Era
Devonian Era
Ordovician Era
C.
Devonian Era
The Devonian Perioid is known as 'the age of fishes'. It is famous for the thousands of species of fish that developed in Devonian sea. The Devonian Period of Palacozonic Era lasted from 417 million years ago to 354 million years ago.
A hereditary disease which is never passed on from father to son is
X-chromosomal linked disease
Autosomal linked disease
Y chromosomal linked disease
None of the above
Intermediate community between pioneer and climax communities is called
Seral community
Biotic community
Temporary community
Ecosphere
A kind of biotechnology involving manipulation of
DNA is
DNA replication
Genetic engineering
Denaturation
Renaturation