II. Growth of lungs into the body cavity and development of the diaphragm. 1  lateral folding of the body wall encloses the foregut endoderm such that it is suspended within the intraembryonic coelom (or body cavity) by a sling of dorsal mesentery, which is mesoderm derived.
PayPal make money through following type of transactions. 1  2.9 to 3.9 % per transaction - each time a transaction happens on any website PayPal charges 2.9% for domestic transaction and 3.9% to international transaction. 2  3 to 5% on currency conversion charges - i.e. converting USD to INR or Converting USD to GBP etc.
It depends on how you pay. If you have money in your paypal account then it will happen immediately. If you have to pull money from your bank account (by e-check) then they say it will take 3-5 days, but it usually only takes 2 for me. Hope that helps! Source(s): ebay seller/buyer...use paypal a lot