Using the Following Information, Calculate the Number of Origins of DNA

question 158

Essay

Using the following information, calculate the number of origins of DNA replication on a human chromosome: DNA polymerase adds nucleotides at 3,000 bp per minute in one direction; replication is bidirectional; S phase lasts 300 minutes; there are 120 million bp per chromosome.In a typical chromosome 3 m long, how many origins are there per micrometer?

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Definitions:

Conversion Costs

The combined costs of direct labor and manufacturing overhead used to convert raw materials into finished products.

FIFO Method

A method of inventory valuation that assumes the first items placed in inventory are the first sold, hence, the cost of the oldest inventory is used to determine the cost of goods sold.

Process Costing

A costing method used where similar products are produced continuously, allocating production costs based on the process or department.

Conversion Cost

The total cost of transforming raw materials into finished goods, including labor and manufacturing overhead.