Chromosome abnormalities typically occur as a result of errors in one, or more, of the following: meiosis, mitosis, maternal age, or environment.
Best Answer: Call IRS at 1-800-829-1040 or 1-800-829-0922 and they can look on their computer and tell you if it has posted to your account. It is great that you are wanting to check on this. At the same time you call ask if they will send you a letter telling you the payment was received and applied to your account.est Answer: Call IRS at 1-800-829-1040 or 1-800-829-0922 and they can look on their computer and tell you if it has posted to your account. It is great that you are wanting to check on this. At the same time you call ask if they will send you a letter telling you the payment was received and applied to your account.
Since the letter and check or direct deposit usually don't arrive simultaneously, you can always call the IRS if you get a refund check and have questions about the amount. The main IRS toll-free number is (800) 829-1040 or (800) 829-4059 (TDD) for the hearing impaired.