Botulinum toxin is a blocking agent preventing the release of certain neurotransmitters, specifically Acetylcholine, from the endings of the motor nerves (#Kennedy, 2002 and (#Kent, 1998). Botulinum toxin has a light chain and a heavy chain, each of which contributes to the toxicity.
Making the world better, one answer at a time. The geography of Greece is very mountainous with many valleys around them making it hard for other city states to come and attack them. The geography of Greece is very mountainous with many valleys around them making it hard for other city states to come and attack them.
By N.S. Gill. Greece, a country in southeastern Europe whose peninsula extends from the Balkans into the Mediterranean Sea, is mountainous, with many gulfs and bays.Forests fill some areas of Greece.reece, a country in southeastern Europe whose peninsula extends from the Balkans into the Mediterranean Sea, is mountainous, with many gulfs and bays.