Five-year-old Brittney is diagnosed with strep throat. She is given a prescription for penicillin and assured that she will feel better in a day or two.
Just a century or two before, Brittney might not have recovered from this illness. How did scientists discover this important drug?

Answers

Answer 1

Answer:

In 1928 Dr Alexander Fleming returned from a holiday to find mold growing on a Petri dish of Staphylococcus bacteria. He noticed the mold seemed to be preventing the bacteria around it from growing. He soon identified that the mold produced a self-defense chemical that could kill bacteria

Explanation:

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Answer 2

C. They accidently realized that its ingredients would kill bacteria.


Related Questions

Describe pharmacology and the four pharmacological processes

Answers

Answer:

is a branch of medicine

Explanation:

the four pharmacological processes absorption, distribution, metabolism and excretion (ADME)

A specimen is

a tissue sample.

a method of analysis.

a sample taken for analysis.

a piece of something.

Answers

Answer:

a sample taken for analysis

Which of the following can be classified as infectious agents? Check all that apply.

dirt

bacteria

viruses

fungi
Which of the following substances may contain an infectious agent? Check all that apply.

blood

hair

mucus

sterile gloves

Answers

Bacteria and viruses

Answer: B,C,D for the first question

A,C for the second question. :)

Explain this evidence further

Answers

Answer:

Get grammarly

Explanation:

I swear it will help

an expired driver's license can be used as proof of age for alcohol purchase as long as the individual can answer questions about personal information on the license

Answers

Answer:

False

Explanation:

An expired drivers license can never be used to purchase alcohol

No, an expired driver's license can not be used as proof of age for alcohol purchase.

What is required to purchase alcohol?One must not be below 18 years of age.One must have a valid identity card with them.Why can one not purchase alcohol with an expired identity card?It is because these documents can be forged and this will encourage the selling of expired identity cards on black market.Therefore it will lead to enhanced underage drinking and related disasters.What kind of beverages can be sold to minors?

Beverages with a maximum alcohol concentration of 0.5 percent and those free of alcohol may be sold to minors.

To learn more about alcohol, identity card, and underage drinking here,

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Why is the light from a light bulb unable to cause skin cancer?

The wavelengths of light from a light bulb are not able to cause cancer
The frequency of light from a light bulb is not able to cause cancer
The amplitudes of light from a light bulb are not able to cause cancer
The UV light that comes from light bulbs is not able to cause cancer

Answers

Answer:

When it comes to skin cancer, a major risk factor is prolonged exposure to ultraviolet (UV) radiation.

Understanding the basics about UV radiation and how it damages your skin is an important first step in learning how to safeguard yourself against skin cancer.

The good news is that the danger posed by UV radiation can be greatly reduced by you! Yes, you can still enjoy outdoor activities while limiting your skin cancer risk by taking simple, smart protective measures.

HOPE IT HELPS, BE SAFE :)

what is a septic shock and its purpose
will award a brainliest

Answers

Answer:

Septic shock is a severe drop in blood pressure that results in highly abnormal problems with how cells work and produce energy. Progression to septic shock increases the risk of death.

Explanation:PLS MARK BRAINLIEST

Answer:

Septic shock is a severe drop in blood pressure that results in highly abnormal problems with how cells work and produce energy. Progression to septic shock increases the risk of death

Explanation:

Julia is having difficulty in her history class. She understands the material and even likes the teacher, but her class has been assigned a group project that has her concerned. At the group’s first meeting, they voted for a topic that Julia did not like. Julie is having problems communicating with her friends. She argued with another group member for several minutes and left the meeting very frustrated about the topic they had chosen. Julies stomach is constantly getting upset from stress. She plans to ask her teacher to assign her to a different group.

According to the information presented in the scenario, which types of health are affected by Julia’s situation?

mental and social
physical and mental
emotional and physical
social and physical

Answers

In the scenario, the types of health that are affected by Julia's situation are mental and social.

What is meant by mental health?

A person's Mental Health is related to how he reacts to the demands of life and how he harmonizes his

DesiresAbilitiesAmbitionsIdeas and Emotions.

Having mental health is: Being well with yourself and others. Accept the demands of life.

How important is social health?

Social health is about maintaining healthy relationships with family, friends, co-workers and the community at large. As social beings, we need support, recognition and esteem from others, and support networks are essential to keep the other dimensions of health balanced.

With this information, we can conclude that in the scenario, the types of health affected by Julia's situation are mental and social.

Learn more about healt in brainly.com/question/13179079

Answer:

Social and physical

I got it off on edge

3. The penalties for purchasing or possessing alcoholic beverages if you're under age 21 are:
days in
b.a
of up to $.
a.

Answers

Answer:

It can lead to 60 years in prison and your driver license suspended up to 1 year.

Explanation:

ITS THE LAW ‍♀️

1.1
What are THREE of the qualities required for a healthy relationship?

Answers

Answer:

good communication, honesty, and trust

hope this helps!

Honesty, forgiveness and trust are qualities required for a healthy relationship.

What are relationships?

Relationships are connections and interactions between two or more individuals due to shared goals and objectives.

Relationships can either be:

healthy orunhealthy.

A healthy relationship is one which leads to the mental and physical wellbeing of those in the relationship.

Qualities required for a healthy relationship include:

honesty forgiveness trust

In conclusion, a healthy relationship can be maintained by being honest and trustworthy.

Learn more about healthy relationship at: https://brainly.com/question/2997405

Help me ASAP please

Answers

Answer:

personalized

Explanation:

What is a pass and how is it used?

Answers

The thyroid cartilage is the largest cartilage of the larynx and is composed of hyaline cartilage.

What should a cool-down include?

Answers

Answer:

static stretching

Explanation:

a cool down should include static stretching

Answer:

static stretching

Explanation:

Which of the following systems gives the body shape?


circulatory


muscular


skeletal


reproductive

Answers

Answer:

the skelatal system gives support and strength for your body.

Answer:

Skeletal

Explanation:

It gives the body its shape, allows movement, makes blood cells, provides protection for organs and stores minerals. The skeletal system is also called the musculoskeletal system. Also meaning that with out this it would be imposible to havemovements in prat of your bode as if you are pralized.

Use the drop-down menus to identify the stage of emergency management in which each action would be taken.


[blank] – assisting patients injured in a chemical spill


[blank]– writing a disaster plan


[blank] – training staff in disaster response


[blank] – fixing damage that results from a hospital fire

Which stages must take place before a disaster strikes? Select all that apply.

recovery

response

mitigation

preparedness

Answers

Answer:

1 response

2mitigation

3 preparedness

4 recovery

After realizing that her BMI was a little higher than she’d like, Sofia has mapped out a plan to get healthier. She has planned a balanced menu and scheduled regular times for exercise. Sofia starts her new plan on Monday, October 1st. She records her weight on a notepad. When should Sofia weigh herself next to keep track of her progress?


Tuesday, October 2nd


Monday, October 8th 


Monday, October 15th 


Thursday, November 1st 

Answers

Thursday, November 1st makes sense.

This is because she should give herself time to see results. Measuring herself every day is not reliable, as your weight can fluctuate.

Answer:

D.

Thursday, November 1st&nbsp;

Explanation:

what is meant by the term aggregate​

Answers

Answer:

massing or clumping of materials together. 2. a clumped mass of material. familial aggregation the occurrence of more cases of a given disorder in close relatives of a person with the disorder than in control families.

Explanation:

prepare a short note on 'Gender equality for quality of life'.​

Answers

It is the vision that men and women should be treated equally in social, economic and all other aspects of society, and to not be discriminated against on the basis of their gender. ... World bodies have defined gender equality in terms of human rights, especially women's rights, and economic development.

Gender equality means the equal enjoyment of rights, opportunities, life chances, etc. by both male and female. Women empowerment is the process to make women educated, skillful, confident and competent in ever sector. ... Hence, their is a great role of women empowerment for quality of life.

A consequence of "yo-yo" dieting is that

A.) A person will develop allergies to certain foods

B.) the chances of developing diabetes will increase

C.) cholesterol levels will increase

D.) the body will store more fat at the waist

Answers

Answer:

D.

Explanation:

Why is the brain the control system of the body

Answers

Think of the brain as a central computer that controls all the body's functions. The rest of the nervous system is like a network that relays messages back and forth from the brain to different parts of the body. It does this via the spinal cord, which runs from the brain down

Discuss why too much respect for the feelings of those involved in conflict may hamper your attempt to effectively resolve it

Answers

Answer:

It causes an imbalance in hemispheric function.

Explanation:

Too much respect for the feelings of those involved in the conflict may hamper your attempt to effectively resolve it because it generates bias.

Feelings of conflict

Too much respect for the feelings of those involved in the conflict may hamper your attempt to effectively resolve it because it generates bias.

Bias is defined as an inclination against someone or an idea. Bias is especially considered in a way or situation that is unfair.

Hence when too much respect feelings of those involved in the conflict may lead to bias in one way or the other.

Learn more on bias here: https://brainly.com/question/4095022

Babies are referred to as _______ because they are able to hear differences in sound nuances, in any language, that others cannot

Answers

Fetus is your amazing answer

write the defination of health according to who.​

Answers

Answer:

me and the health so hello tho......bye

Why is it important to change your controllable risk factors now for disease that may not occur for forty years?


Behavior change can greatly reduce your chances of life-threatening problems.


The better you treat your body now, the better shape it is in later.


It is better to reduce your risk early than before it is too late and you have the beginning signs of CVD disease.


all of the above

Answers

the answer is

all of the above                                                            

Yeah the other guy is right the answer is all above. Good luck

What makes your bones move up and down?

Answers

Muscles move body parts by contracting and then relaxing. Muscles can pull bones, but they can't push them back to the original position. So they work in pairs of flexors and extensors. The flexor contracts to bend a limb at a joint.

what is the total number of vertebra in human body?​

Answers

Answer:

what is the total number of vertebra in human body?

33 vertebrae, In humans, the vertebral column usually consists of 33 vertebrae, placed in series and connected by ligaments and intervertebral discs. However, the number of vertebrae can vary between 32 and 35. Usually there are 7 cervical, 12 thoracic, 5 lumbar, 5 sacral and 4 caudal (coccygeal) vertebrae.

Explanation:

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Answer:

Explanation:

In total, the human body has 33 vertebrae which are placed in the following way: 7 cervical, 12 thoracic, 5 lumbar, 5 sacral, and 4 coccygeal vertebrae (the number is sometimes increased by an additional vertebra in one region, or it may be diminished in another).

A healthy diet should be comprised mostly of

C. vegetables
B. fruits
D. protein, and fats
E. all of these
A. whole grains

Answers

Answer:

E

Explanation:

because just vegetables would not be enough for example, you need something off all to stay healthy and fit and profit from benefits like clear skin. I am missing a very important factor though: water.

Does the size of the cell represent the importance of the cell? Why?

Answers

Answer:

size is limited by a cell's surface area to volume ratio

Explanation:

learing task6: write the measurement of th standard valleyball court.use meter as unit.do this in your answer sheet

Answers

Answer:

It's 18m in length and 9m in width.

Explanation:

Lengthwise, from the net to the attack line, it's 3m and from the attack line to the edge, it's 6m. then there is a free zone around it, but the basics are that it's 18m in length and 9m in width

5. How do Americans and Asians differ in their attitudes about intellectual success? (Check all that apply)
beliefs about intelligence
standards of success
values about education
expected outcomes

Answers

Answer:

values about education

standards of success

beliefs about intelligence

Explanation

i just took an exam with this question and got it correct

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