The stem is the part of the plant which contains vascular tissue. or the piping, of the plant
Change in gene frequency of ancient cockroaches led to the evolution of modern cockroaches.
Is a Mexican film directed, theater and actresses
Answer:
(a) Simple reflex action response to external stimuli while Condition reflex action deals with learned or modified patterns of behaviour gained through experience. (b) Simple reflex action same in all members of a species while Condition reflex action different in members of a species.
Explanation: