WQ5 Part 1 (4 points) TR_replacement denotes total relevant…

WQ5 Part 1 (4 points) TR_replacement denotes total relevant costs over the life of the equipment under the replacement option, and TR_upgrade denotes total relevant costs over the life of the equipment under the upgrade option. Assuming that current production levels are maintained, calculate: TR_replacement  –  TR_upgrade = ?

Which figure shows example of gap junctions?  Which figure s…

Which figure shows example of gap junctions?  Which figure show indirect communication?  Which is an example of direct communication? Where are chemical messengers released in indirect communication?  Where are chemical messengers released in direct communication?