A certain structure in a cell that serves a certain purpose or function.
Answer:
Half-Life is the time for a substance (U-235 in this case) to decay to 1/2 its original mass.
Since the problem is asking for the time for U-235 to decay to 1/2 its original mass (100 grams to 50 grams) then the decay time is 1 half-life, or 700 million years.
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The mass of the rock is 4,000 g because mass= Density multiplied by volume so you do 200 * 20
The precursor of a mitochondrial matrix protein is found in a mutation in the tom22 signal receptor.
Tom22 and Tom20 function as N-terminal matrix targeting sequences' outer mitochondrial membrane receptor proteins. The buildup of mitochondrial matrix-targeted proteins in the cytosol due to a malfunctioning Tom22 receptor protein may be followed by cytosolic turnover of these proteins.
The N-terminal sequence, which directs the protein to mitochondria and is proteolytically processed upon import3, is produced in approximately 70% of mitochondrial precursor proteins3. To get to the matrix, they must pass via the TIM23 and TOM complexes on the inner and outer membranes, respectively.
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The process of Independent assortment refers to the orientation of homologous chromosomes during metaphase I
Independent assortment is a law, which is also known as Mendel's
second law. It states that when two or more traits are inherited, different
hereditary factors assort individually throughout gamete production, and this
gives individual traits equal chance of occurring together.