Mitochondria are tiny organelles inside cells that are involved in releasing energy from food. This process is known as cellular respiration. It is for this reason that mitochondria are often referred to as the powerhouses of the cell.
These tests can detect pregnancy earlier than a home pregnancy test, or about six to eight days after ovulation. But with these tests, it takes longer to get the results than with a home pregnancy test. Two types of blood pregnancy tests are available: A qualitative hCG test simply checks to see if hCG is present.
For couples trying to conceive, the wait between ovulation and the time to take a home pregnancy test can be agonizing. There are several factors that influence how long after ovulation a woman can test for pregnancy, including the sensitivity of the test being used and the woman's own body and normal menstrual patterns.