String str = 'Account';sObject objct = Schema.getGlobalDescribe().get(str).newSObject();objct.put('Name', 'My Account');objct.put('Description', 'Description of My Account');String str = 'Account';sObject objct = Schema.getGlobalDescribe().get(str).newSObject();objct.put('Name', 'My Account');objct.put('Description', 'Description of My Account');