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.
Tracking Your Return. The IRS provides the Where's My Refund tool on its website to keep track of your tax return and refund, if applicable. You enter your Social Security number, filing status and expected refund amount and the IRS displays whether your return is being processed or if it is complete.racking Your Return. The IRS provides the Where's My Refund tool on its website to keep track of your tax return and refund, if applicable. You enter your Social Security number, filing status and expected refund amount and the IRS displays whether your return is being processed or if it is complete.