Answer:
Deep sleep reduces the likelihood someone will have a nightmare.
Explanation:
In simple words, all other points except the last statement are scientifically proves facts of what are some major requirements to get a proper sleep. In history, the cavemen had issues with hunting in darkness so they decided to wait until the day which ultimately led to long sleeps for them.
Also, sleep is essential for the body and brain as it heals the damaged neurons and also relaxes the muscles all over the body.
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:
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The correct question is given below:
Why is it essential that the primary stain and the counterstain be of contrasting colors?
The most effective for a parent to deal with a child who shows repeated aggressive behaviors toward other children is to use response cost or time-out.
Aggressive behavior occur when a person is being hostile or harsh to others or when a person often attempt to often hurt or cause harm others.
Parent can make use of response cost or time- out to deal with a child who has an aggressive behavior toward his or her peers reason being that response cost help to control and reduce unwanted behavior .
Using response cost as a form of punishment will help to eliminate the aggressive behavior of the child, thereby changing the behavior of the child to a better one.
Inconclusion the most effective for a parent to deal with a child who shows repeated aggressive behaviors toward other children is to use response cost or time-out.
Learn more about response cost here:brainly.com/question/25229673
<span>The referee should "Caution and show the player a yellow
card".</span>
A player who has been forewarned and cautioned may keep
playing in the field; but, a player who gets a second alert in a match is sent
off ,demonstrated the yellow card once more, and after that a red card,
implying that he should leave the field quickly and take no further part in the
match.
