The rate of appearance of new life forms is linked to their
Acquired traits
Nonheritable characters
Life span
Cranial capacities
Evolution of different species in a given area starting from a point and spreading to other geographical areas is known as
By performing the replica plating experiment, Lederberg supported the
Which one of the following evidences does not favour the Lamarckian concept of inheritance of acquired characters
Early Africa man was discovered in $1948$ by Leakey. It was