The country that borders Arizona to the south is mexico.
Answer:
The United States has imposed an arms ban and an almost total economic embargo on Iran, which includes sanctions on companies doing business with Iran, a ban on all Iranian-origin imports, sanctions on Iranian financial institutions, and an almost total ban on selling aircraft or repair parts to Iranian aviation
Explanation:
(Explanation Thourghly explained in Answer)
Counterstains are chosen to be contrasting colors so that the primary satin target can be easily distinguished from the contrasting background.
<h3>
What is counterstain?</h3>
- A counterstain is a stain that contrasts with the primary stain, making the stained structure visible under a microscope.
- A counterstain is a color that is introduced into specific cellular structures in order to create a contrast to the colored enzyme substrate.
- Counterstaining improves vision and target localization, allowing for a more accurate assessment of morphology and cell organization within a tissue section.
- Counterstains are intended to be opposing colors in order for the principal satin target to stand out against the contrasting background.
- The counterstain utilized in this procedure is Safranin.
- Gram staining is used to differentiate Gram-positive from Gram-negative bacteria.
Therefore, counterstains are chosen to be contrasting colors so that the primary satin target can be easily distinguished from the contrasting background.
Know more about counterstain here:
brainly.com/question/14930810
#SPJ4
The correct question is given below:
Why is it essential that the primary stain and the counterstain be of contrasting colors?
The Sons of Liberty. In Boston in early summer of 1765 a group of shopkeepers<span> and artisans who called themselves The Loyal Nine, began preparing for agitation against the Stamp Act. As that group grew, it came to be known as the Sons of Liberty.</span>
Answer:
Can anybody helps me on the same question as this.
Explanation: