What is the role of antitermination in lambda phage gene expression?

What will be an ideal response?


Ans: Antitermination proteins are produced to transition from one stage of phage gene expression to another. This occurs at the transition from expression of the immediate early genes to expression of the delayed early genes.

Biology & Microbiology

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Today we are living in one of the ____ periods of Earth’s history, but global climate change is occurring much ____

than ever before.

a. cooler; faster b. cooler; slower c. warmer; faster d. warmer; slower e. warmer; more unpredictably

Biology & Microbiology

Which of the following is NOT true about regenerative medicine?

A) Stem cells are involved. B) Repair of damaged tissues takes place. C) Ethical debates have happened around regenerative medicine. D) There are no U.S. companies working on regenerative medicine. E) Regenerative medicine has made progress in bladder and kidney treatments.

Biology & Microbiology

How must spindle microtubules attach to chromosomes during anaphase of meiosis I?

A. Microtubules only attach to one
kinetochore per homologous pair.
B. Microtubules attach to the chiasma.
C. Microtubules attach using their minus
(slow growing) ends.
D. Microtubules attach at the centrosomes.

Biology & Microbiology

All diseases go through the stages known as incubation period, prodromal period, and illness

Indicate whether the statement is true or false

Biology & Microbiology