In addition to highly repetitive DNA sequences and unique DNA sequences, a third category of DNA sequences exists. What is it called, and which types of elements are a part of this category?  

Bacteria have a convenient way that their DNA is protected from degrading enzymes because the chromosome is:  

Viral chromosomes exist in a variety of conformations and can be made up of ________.   

What is the name of God in Zoroastrianism?

The government gives a subsidy to help offset some costs of production.

What type of semiconductors are used in full-wave rectification?

Which of the following are ways to classify magnets?

Nearly all types of x-ray equipment operate from an incoming line of which of the following?

What does the term “voltage ripple” refer to in a generator?

For a convergent series, which type(s) is certain to generate a sum? More than one answer may apply.