Twin: One of two children produced in the same pregnancy. Twins can develop from one ovum (egg) or from two ova (eggs). Twins who develop from a single ovum are called monozygotic or identical twins. They have identical genomes. Twins who develop from two ova that are fertilized at the same time are called dizygotic or fraternal twins. They are nonidentical and have different genomes.
Unfortunately, many women have a small amount of this hormone continuously and if the level gets high enough just before a period, you could get a false pregnancy test result. The best time to use a urine test for pregnancy is three to five days after your missed period.
There could be a couple of different reasons why your pregnancy test is giving faint line or mixed results, rather than unmistakable ones: Failure to follow instructions properly â Unfortunately this is the number one reason why pregnancy tests yield false results, as well as faint lines instead of bold ones.ut the pale or faint lines that sometimes appear in the pregnancy test window can frustrate a woman who is counting on the test to provide an accurate result. Although a faint line on a pregnancy test can be considered a positive result, sometimes it can be caused by an evaporation line, which leads to a false result.