The female gametophyte structure that produces eggs in nonvascular plants are called archegonia. The male structure that produces sperm are called antheridia. A gametophyt â¦ e is the part of the plant that is responsible for creating gametes AKA sexual reproductive cell (sperm or egg).
All American Express cards begin with '37,' followed by currency indicator (digits 3, 4), account number (digits 5-11), card number within account (digits 12-14), and check digit (digit 15).
Match the first few digits of the credit card number to one of the major credit card issuers if possible. Discover cards begin with 6011 or 65. MasterCards begin with a number from 51 to 55. American Express cards begin with 34 or 37. JCB cards begin with 2131, 1800 or 35. Visa cards all begin with 4.