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These molar pregnancies are categorized into two types: partial moles and complete moles, where the term 'mole' simply denotes a clump of growing tissue or a ‘growth'. A complete mole is caused by either a single sperm (90% of the time) or two sperm (10% of the time) combining with an egg that has lost its DNA.
Complete hydatidiform moles have no fetal tissue and no maternal DNA, as a result of a maternal ovum with no functional DNA. Most commonly, a single spermatozoon duplicates and fertilises an empty ovum. Less commonly, two separate spermatozoa fertilise an empty ovum (dispermic fertilisation). Partial hydatidiform moles have a fetus or fetal cells.
The value 14 cm 3 is said to be the partial molar volume of water in ethanol. In general, the partial molar volume of a substance X in a mixture is the change in volume per mole of X added to the mixture. The partial molar volumes of the components of a mixture vary with the composition of the mixture, because the environment of the molecules ...
Molar pregnancies come in two types, complete moles and partial moles. Complete moles occur when two sperm fertilize an empty egg, and a partial mole occurs when two sperm fertilize a normal egg. In a complete mole there is no fetus. In a partial mole there is a fetus, but it has an abnormal number of chromosomes and is incompatible with life.
Slightly larger than moles, voles are 5 to 8 inches long and resemble field mice with short tails, compact heavy bodies, small eyes, and partially hidden ears, says Smith.
Full vs. Partial Payments: What Matters Most. When your goal is to lower your overall debt load, you need to figure out which type of repayment schedule will help you reach your goal as quickly as ...
Molar Gibbs free energy is commonly referred to as chemical potential, symbolized by , particularly when discussing a partial molar Gibbs free energy for a component in a mixture. For the characterization of substances or reactions, tables usually report the molar properties referred to a standard state .
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