What does a replication bubble represent in unidirectional replication? In bidirectional replication?

What will be an ideal response?


Ans: In unidirectional replication, a replication bubble represents one replication fork moving from a fixed origin; in bidirectional replication, it represents a pair of replication forks moving in opposite directions from a fixed origin.

Biology & Microbiology

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What term is used to describe bacteria that can only live in the absence of oxygen?

a. aerobes b. anaerobes c. oxyphiles d. oxyphobes e. methanogens

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The prevention of infection caused by microorganisms is called ________.

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Someone who has broken an arm and has had a cast on it for months will notice a distinct shrinking of the arm once the cast is removed. Why does this happen?

A) The cast has reduced blood flow to the muscle tissue to reduce swelling. B) Muscles that are not used will atrophy. C) The other arm was used more to compensate for the unused one, and it has become stronger. D) If the person was right-handed, he or she will become left-handed.

Biology & Microbiology