Both types of bacteria appear to be dark purple (stained with gentian violet), both will have a gram-positive appearance.
In the gram stain, two dyes are used: gentian violet and Fuschia pink, the two stains are separated by alcohol bleaching.
Alcohol bleaching (+ acetone) is the most important step in coloring. It must be fast in order to eliminate the rich lipid wall of the gram negative bacteria that has retained the staining, to then be colored by the pink Fuschia.
Beware, the abuse of alcohol will result in all Gram negative bacteria.
An injection of a concentrated salt solution into the circulatory system would result in __________.
What is the role of bacteria in lichens?
They provide nitrogen
Which of the following undergoes change during a chemical reaction
Chemical bonds between atoms in reactants undergo change during a chemical reaction.
The substance (or substances) initially involved in a chemical reaction are called reactants or reagents. Chemical reactions are usually characterized by a chemical change, and they yield one or more products, which usually have properties different from the reactants.
The correct answer between all the choices given is the last choice or letter D. I am hoping that this answer has satisfied your query and it will be able to help you in your endeavor, and if you would like, feel free to ask another question.
The temperate zones ______. have the coolest climates on earth are relatively dry generally have a climate warmer than the tropics are the zones closest to the equator are relatively wet
In kilometers, how much larger is the distance around the earth from east to west than the distance from north to south?
Which part of a synovial joint may be reinforced by ligaments and tendons?
What happens to the amount of oxygen in a diver's bloodstream when he or she breathes oxygen at elevated pressures?
The group exposed to a newly created drug that is being tested in an experiment is called the ________ group.
The group in an experiment who receives the variable being tested, such as a newly created drug, is known as the experimental group. They are compared to a control group that receives a placebo to validate the efficacy of the treatment.
The group exposed to a newly created drug that is being tested in an experiment is called the experimental group. The experimental group consists of participants who receive the independent variable, which is the variable that is being manipulated by the researchers to test its effects. In the context of a drug trial, this would be the new drug being investigated. To accurately assess the efficacy of the drug, researchers often use a control group that receives a placebo, an inactive treatment, which serves as a baseline for comparison. The use of control and experimental groups helps ensure that the results of the experiment are due to the drug itself and not to other factors such as participant expectations.
Double-blind experiments are a type of experimental research where neither the participants nor the researchers know who is receiving the experimental treatment and who is receiving the placebo. This methodology helps to eliminate bias and isolate the true effects of the independent variable. The performance of the experimental group is compared against the control group to determine if the treatment had an effect above and beyond any placebo effect.
Why is a second blood test necessary three months after a person thinks he or she has been exposed to hiv?
The extra calories for pregnancy are needed mostly during which trimester(s)?
A women's second and third trimesters
A client states that she wishes to use the calendar method of birth control. the nurse concludes that the client understands how to calculate the beginning of the fertile period when she states, "i will:
You have decided to host a discussion about post-traumatic stress disorder with the families of soldiers abroad. Provide an overview of the disorder, the symptoms, and consequences of PTSD.
Just need the Symptoms & Consequences of PTSD Towards Soldiers
Thank you & Need This ASAP
Answer:
The PTSD or the post-traumatic stress disorder is also called shell shock, that is, trauma and stress associated disorder, which may arise after getting exposed to an event like severe harm, death, or violence. The traumatic incidents, which could probably instigate PTSD comprise natural and unnatural disasters, violent personal assaults, military combat, accidents, and others.
The symptoms may comprise fear, flashback, and anxiety or mistrust psychologically, irritability, agitation, hypervigilance, hostility, social isolation or self-destruct behavior, guilt, possible insomnia, loss of pleasure or interest in activities, and loneliness of mood.
Prediction: If tomato plants are harmed by NoGro herbicide, then an increase in the concentration of NoGro herbicide in the supplied water will result in a decrease in the average height of the tomato plants over a one-year period. Which of the following best describes this prediction?
The correct answer to this question is:
“The prediction is useful because it explains what observations will be made if a hypothesis is true.”
The prediction is important because it strengthens the outcome after a one year period. So for example if after one year there is indeed a decrease in the average height of the tomato plants, then we can definitely say that it is because of the presence of NoGro herbicide in the supplied water. The prediction also eliminates the need to find for other explanation why the height of the tomato plants shortened since it was already established in our prediction.
Answer:
Option D, The prediction is useful because it explains what observations will be made if a hypothesis is true.
Explanation:
Please see the attachment
Which group would be found on the lowest branch of a phylogenetic tree of all life?
vertebrates
archaebacteria
angiosperms
gymnosperms
An alcohol-related illness for infants born to mothers who drink during pregnancy is
How is a personal watercraft (pwc) propelled through the water?
Personal watercraft is propelled by drawing water into the pump and then forcing the water out under the pressure through the steering nozzle at the back of the unit.
Further explanation:
Personal watercraft:
A personal watercraft is also known as a boater cycle or a water scooter. It is a recreational watercraft in which the rider sits or stands on rather than sitting inside it like a boat. It has two style categorized as “sit down” and “sit up”. The rider uses it for doing different kinds of tricks, competitions, racing.
Fuel selector button of personal watercraft:
The switch is helpful for you to avoid becoming stranded without the fuel.
When the engine of the personal watercraft is turned off then you should use the “off” position while in underwater you should use the “On” position.
You should use the “Reserve” position when you run out of fuel while underwater. This will allow you to return to the shore. After refueling don’t forget to switch back to “On”.
Steering and stopping the personal watercraft:
A personal watercraft does not have brakes. So, plenty of room is required for stopping it. Personal watercraft does not stop immediately after you turn off the engine.
Answer details
Subject: Biology
Level: High school
Keywords
Personal watercraft
Fuel selector button of personal watercraft
Steering and stopping the personal watercraft
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The term andropause, or male menopause, is sometimes used to refer to _____.
The answer is the gradual decrease in sexual activity in some males as a result of illnesses and losses. Male menopause involves a drop in testosterone making in men who are age 50 or older. It’s often associated with hypogonadism. Both conditions involve lowered testosterone levels and similar symptoms.
Goldenrod gall flies lay their eggs in the goldenrod plant. the fly larvae cause the plant to form a gall, a swollen growth of plant tissue. large galls tend to be pecked open and their larvae eaten by birds. small galls are more frequently parasitized by tiny wasps, whose larvae eat the fly larva and take over the gall. this complex situation implies that __________ is acting on gall size.
Goldenrod gall flies are also known as goldenrod ball gall maker, these flies live their entire life on goldenrod plants. It is a species of fly native to North America.
Goldenrod gall flies lay their eggs in the goldenrod plant. The fly larvae cause the plant to form a gall, a swollen growth of plant tissue. Large galls tend to be pecked open and their larvae eaten by birds. Small galls are more frequently parasitized by tiny wasps, whose larvae eat the fly larva and take over the gall. This complex situation implies that Stabilizing selection causes no change in the average of the population; extremes (large and small galls) become less common is acting on gall size.
Which type of digestion involves the actual breaking apart and chewing of food?
The presence of which element would indicate that a star is going through a high-mass star life cycle as opposed to a low-mass star life cycle?
Answer:
iron
Explanation:
During which phase of mitosis do the spindle fibers help to pull the chromosomes to the center of the cell, where they line up?
Answer:
Metaphase
Explanation:
A client who just returned from a cardiac catheterization reports to the nurse that the pressure bandage on the right groin is tight. what action should the nurse take?
Glycoproteins on the cell membrane would prevent someone with type a blood from accepting type b blood.
a. True
b. False
A more or less circular ring of mushrooms appears in your yard, apparently overnight. the circle is several yards in diameter. the most likely explanation for this circle of mushrooms is that:
What body cavity contains the organs of the reproductive and excretory systems?
A 67-year-old client reports to her healthcare provider that she is having difficulty during intercourse, causing her pain and disrupting the intimacy that she and her husband are accustomed to sharing. what might be the cause of her pain?
The cause of the client’s pain must be because of atrophy of bulbouretheral glands. The bulbourethral glands are the one responsible for secreting a substance which we call alakaline, in order to be able to provide neutralization in the acidic environment in a person’s urethra. The bulbourethral glands are also responsible in having to provide lubrication to a person when having to do a sexual intercourse. If it gradually declines in its effectiveness, during sexual intercourse, it would likely cause the person to have pain and have difficulty in having to do an intimacy with the person’s partner as atrophy may be present in the person’s bulbourethral gland.
Explain how poaching can contribute to the over utilisation of a species
Some __________ are used for physician-assisted suicide and for execution by lethal injection
The answer in the space provided is barbiturates as this is helpful for patients who have mental disorders especially to those who are trying to commit suicide. It is a CNS depressant that provides mild sedation to those who ingested or has been injected by this drug.
The small, peglike projections of the tongue's surface are called ________.
The small, peglike projections on the tongue's surface are called filiform papillae, which have touch receptors and contribute to food manipulation in the mouth.
The small, peglike projections on the tongue's surface are called filiform papillae. These structures are extensions of the lamina propria of the mucosa and are covered with stratified squamous epithelium. Unlike fungiform papillae, which contain taste buds, filiform papillae have touch receptors that aid in food manipulation, contributing to an abrasive surface that assists in the mechanical aspect of processing food within the mouth. These papillae are critical to the function and sensation of the tongue, being the most numerous among the different types of papillae which include foliate, circumvallate, and fungiform papillae.
What causes an organism to use the process of anaerobic respiration?
Answer:
The lack of oxygen
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