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A race condition can only exist if a critical resource is being accessed and modified on multiple threads (or processes).

Atomic variables provide a way to synchronize a critical section without using the synchronized keyword.

Please briefly explain the purpose of futures markets. What are futures markets used for? How do futures markets help or hurt producers?

A cryptographic hash function:

In order to securely store a password you should:

Asymmetric encryption: 

How are the left and right atrioventricular valves opened initially?

RNA can assume a three dimensional shape and have enzymatic activity because of:

In adults, erythropoietin is generated in the _______________ and acts on cells in the _____________.

For epithelial cells in the distal convoluted tubule, you would expect the hormone which passes through the plasma membrane to form a hormone/receptor complex and subsequently enter the nucleus to be _______________ and initiate transcription of __________________.