What two functions do the dyes eosin Y and methylene blue perform in EMB agar?

When a muscle is relaxed, active sites on thin filaments are covered up, and contraction is inhibited (see image). Which of the following substances is required to remove this inhibition?

What nutrient is added to Levine EMB medium that is used to differentiate gram negative organisms?

From 1854 to 1856, which of the following was the fundamental principle all Republicans agreed on?

What ingredient of Fluid Thioglycolate Medium indicates the redox conditions in the tube?

Why was the battle of Fort Sumter in April 1861 significant?

Which of the following developments occurred during the 1852 presidential campaign?

Under the task system, slaves were required to

____ is a measure of how hazy or cloudy a broth sample is.

Which of the following made the Oregon Territory so appealing to Americans in the mid-1800s?