Answer:
In genetics, a mutagen is a physical or chemical agent that changes the genetic material, usually DNA, of an organism and thus increases the frequency of mutations above the natural background level.
Explanation:
A mutagen is a substance that can cause DNA mutations by chemical or physical means, change in the activity of a structure of DNA.
What is mutagen?Tobacco products, radioactive compounds, x-rays, ultraviolet radiation, and a wide range of chemicals are a few examples of mutagens.
A mutagen is a physical or chemical substance that alters an organism's genetic material, often DNA, increasing the frequency of mutations over the background level.
Radiation such as X-rays, UV rays, heat, or chemical compounds can all act as mutagens. Chemical chemicals that have the potential to result in the mutations that lead to cancer are referred to be carcinogens.
Therefore, a mutagen is a chemical or physical substance that has the power to alter an organism's genetic makeup and cause mutation.
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The given question is incomplete, so the most probably complete question is,
an agent that causes a change in the activity of a structure of DNA.
Amber has low levels of serotonin in her brain. What symptoms is she most likely to have?
Answer:
-anxiety
-depressed mood
-aggression
-impulsive behavior
-insomnia
-low self-esteem
-irritability
-poor appetite
What do the deformed Erythrocytes do?
A) Using the Genetic algorithm approach – reproduction crossover and mutation technique, determine the number of guesses that will enable you arrive at the following secret string of genes:
101010
Assume that four strings selected randomly as shown below have been initially presented to your opponent
A. 010100 = 1 digit correctly guessed
B. 111101 = 2 digit correctly guessed
C. 011011 = 3 digits correctly guessed
D. 101100 = 4 digits correctly guessed
(20 marks)
b) Genetic algorithms are said to be similar to a biological process.
Discuss. (5 marks)
Explanation:
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Christopher Scheidel
Christopher Scheidel
over 3 years ago
Great introduction for those new to GAs. I’ve been working with GAs for about 19 years now and another way that my business partner and I have represented them is as binary trees. With this concept you can think of mutation as “leaf replacement” or…...
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18
2 replies
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Jeff Flynt
Jeff Flynt
over 3 years ago
Coming from a microbiology background I understand the biology portion, but can you provide a real world problem that this can be applied to? I see you mentioned search, but can you go into more details?
23
4 replies
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Dan Lovy
Dan Lovy
about 3 years ago
13
1
Very nice article. I have just completed a GA project that applies this to neural simulation —
Eranga Heshan
Eranga Heshan
over 3 years ago
Wow… Need to run the code see by myself O:)
12
1 reply
Reply
Anuradha Wickramarachchi
Anuradha Wickramarachchi
over 3 years ago
Excellent piece of work!!
11
1 reply
Reply
mem ento
mem ento
about 1 year ago
21
2
Hello Ms Mallawaarachchi,
Very nice article !
Germán Meléndrez Carballo
Germán Meléndrez Carballo
over 3 years ago
I think that a very valuable resource/reference you can provide is the book: Introduction to evolutionary computing, 2nd edition, A. E. Eiben & J. E. Smith.
57
1 reply
Reply
Wenderson Júnio
Wenderson Júnio
about 3 years ago
Awesome ! Very well explained ! Thanks for sharing.
11
1 reply
Reply
Dip Patel
Dip Patel
over 3 years ago
Great Post!!
Can you do more deeper into Evaluation Strategies in next post ?
10
1 reply
Reply
Arun Prasad T S V
Arun Prasad T S V
over 3 years ago
Hello!
Please share the coding for creating cryptography (encryption,decryption) using genetic algorithm.
with regards,
T.S.V.ARUNPRASAD
10
1 reply
Reply
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Introduction to Genetic Algorithms — Including Example Code
Vijini Mallawaarachchi
Vijini Mallawaarachchi
Jul 8, 2017·4 min read
A genetic algorithm is a search heuristic that is inspired by Charles Darwin’s theory of natural evolution. This algorithm reflects the process of natural selection where the fittest individuals are selected for reproduction in order to produce offspring of the next generation.
Image for post
Notion of Natural Selection
The process of natural selection starts with the selection of fittest individuals from a population. They produce offspring which inherit the characteristics of the parents and will be added to the next generation. If parents have better fitness, their offspring will be better than parents and have a better chance at surviving. This process keeps on iterating and at the end, a generation with the fittest individuals will be found.
This notion can be applied for a search problem. We consider a set of solutions for a problem and select the set of best ones out of them.
Five phases are considered in a genetic algorithm.
Initial population
Fitness function
Selection
Crossover
Mutation
Initial Population
The process begins with a set of individuals which is called a Population. Each individual is a solution to the problem you want to solve.
An individual is characterized by a set of parameters (variables) known as Genes. Genes are joined into a string to form a Chromosome (solution).
In a genetic algorithm, the set of genes of an individual is represented using a string, in terms of an alphabet. Usually, binary values are used (string of 1s and 0s). We say that we encode the genes in a chromosome.
Image for post
Population, Chromosomes and Genes
1. The three stages of a safe exercise program are warm-up and stretch, workout, cool-down and stretch.
TRUE OR FALSE.
Answer:
I believe the answer is true
The spine is located on the___
side of the body.
The spine or spinal cord is located on the posterior side of the body. This location is also known as the dorsal side. Spinal cord is involved in the conduction of messages between the brain and other body parts.
What is Spinal Cord?Spine (Spinal cord), or the backbone, is the body's central support structure. It connects different parts of the musculoskeletal system. The spine helps an individual to do different functions like to sit, stand, walk, twist and bend the body parts. Back injuries, spinal cord conditions and other problems can damage the spine which causes the back pain.
Spine is the flexible bone column extending from the base of the skull to the tailbone. It is made up of 33 bones known as vertebrae, and is known as the vertebral column, spinal column or backbone.
The three important functions of the spine are to protect the spinal cord, nerve roots and several of the body's internal organs; to provide structural support and balance to maintain an upright posture; to enable flexible motion.
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4. Brandon's grandfather died 8 months ago. Which of the following would make you suspect that Brandon may be suffering from abnormal grieving?
A. He takes care of a tree he planted to honor his grandfather's memory
B. He said that Christmas was awful this year because
grandfather wasn't there.
C. He is sad much of the time and has not rejoined his favorite activities.
D. He tells you about good memories he has of the times he and his grandfather went fishing.
Answer:
c
Explanation:
This is known as complicated grief, sometimes called persistent complex bereavement disorder
As Brandon was sad much of the time and has not rejoined his favorite activities which indicates that Brandon may be suffering from abnormal grieving. The correct option is C.
What is grieving?Grief is a natural and normal reaction to loss. Though we usually expect to be saddened by the loss of a family member or companion, many other massive losses can cause grief. Here are some examples: The breakdown of a relationship.
Grief has a variety of physiological effects, including inflammatory processes, joint pain, fatigue, and digestive issues.
It can also reduce your immunity, making you more prone to illness. Grief can also lead to cardiovascular problems, insomnia, and unhealthy coping mechanisms.
Depression is typically the most difficult and prolonged stage of grief.
As Brandon's grandfather died 8 months ago, he is sad much of the time and has not rejoined his favorite activities. This implies that he may be suffering from abnormal grieving.
Thus, the correct option is C.
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Which system can a pathogen enter in order to circulate through the body?
A.the kidneys
B.the lungs
C.the lymphatic system
D.the waste system
After the championship basketball game, a player complains of swelling and pain in her left knee. What type joint would most likely be affected in the injury
Answer:
i think it would be the h.inge joint lol
Explanation:
Shira made a study chart before taking an exam.
Urinary System
Term
Description
Renin
An enzyme that activates angiotensin,
raising blood pressure
Aldosterone
A hormone that is released in response
to stress
Calcitriol
A form of vitamin D that helps maintain
calcium balance
Enzyme
A protein that can speed up a chemical
reaction
Which statement best describes how to correct the error in Shira's chart?
o Change the spelling of “renin” to “renen.”
O Change the description of aldosterone to "a hormone that helps raise blood pressure."
O Change the spelling of “calcitriol” to "calctriole."
O Change the description of enzyme to "a molecule that gains electrical charge in water"
Answer:
Change the description of aldosterone to "a hormone that helps raise blood pressure."
Answer:
b
Explanation:
edge 2020
what is one example of a hight alert medication
Answer:
Examples of high-alert medications include insulin, opioids, neuromuscular blocking agents, anticoagulants, and many others.
Explanation:
PLEASE MARK ME AS BRAINLIEST
TRUE / FALSE
Failing to diagnose a disease early enough can interfere with effective treatment.
Answer:
true
Explanation:
Answer: True
Explanation:
Which statement below is TRUE about the function of pheromones?
1 poin
pheromones are secreted by the thyroid and produce insulin
pheromones are released into the environment rather than being held within the body
tissues
female pheromones tell males which females have compatible immune systems
O none of the above statements are true
The correct answer is B. Pheromones are released into the environment rather than being held within the body.
Explanation
Pheromones are chemical substances secreted by living beings, in order to cause specific behaviors in other individuals of the same species. They are a means of transmitting volatile signals produced in liquid form, which are then dispersed throughout the environment. This is used by different species of plants and animals as a means of communication and almost all send one or more codes by this means, both to attract or reject each other sexually as well as for other purposes. According to the above, the correct answer is B. Pheromones are released into the environment rather tan being held within the body.
How are local parks usually funded ?
A; Federal taxes
B; State taxes
C; property taxes
D' sales taxes
Crashes are the leading cause of death among American
teens, accounting for nearly a third of all deaths of 16- to
19-year-olds. Graduated licensing helps to reduce this toll
by slowly introducing teens to more complex driving
tasks as they mature and gain skills. Driving privileges
are phased in to restrict beginners' initial experience
behind the wheel to lower risk situations. The restrictions
gradually are lifted, so teens are more experienced and
mature when they get their full, unrestricted licenses.....
The toughest graduated licensing provisions in the U.S.
are a minimum permit age of 16, at least 70 hours of
supervised practice driving during the learner's stage, a
minimum intermediate license age of 17, and, during the
intermediate stage, a night driving restriction starting at
8 p.m. and a ban on driving with other teens in the
vehicle.
– "Beginning Drivers and Crash Risk,
Insurance Institute for Hiahui Sofeni
Based on this passage, which statement best
summarizes the purpose of graduated licensing?
O The purpose is to decrease the number of
collisions caused by distracted driving.
O The purpose is to prevent teens from causing
collisions at night.
O The purpose is to ensure that no passengers are
in the car if a teen has a collision.
o The purpose is to introduce more complex driving
scenarios one at a time.
Answer:
d
Explanation:
health
"The purpose is to introduce more complex driving scenarios one at a time." summarizes the purpose of graduated licensing.
Graduated licensing aims to gradually introduce teens to more challenging driving tasks as they mature and gain skills. It involves phased driving privileges, where restrictions are initially placed on beginners to limit their exposure to higher-risk situations.
These restrictions are then gradually lifted, allowing teens to gain more experience and maturity before obtaining full, unrestricted licenses. The purpose is to provide a structured approach to driving education and practice, ensuring that young drivers develop the necessary skills and judgment incrementally, reducing their risk of crashes and promoting safer driving habits.
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7. A structure made up of collection of tissue that carries out a specialized function is called an
i think organ is the correct answer
what colour mixture turns purple
why do people have headaches?
Answer:
it can be a lot of things but 2 of the biggest things are dehydration and stress.
Explanation:
most ppl dont drink enough water ;-;
The stratum comeum, stratum lucidum, stratum granulosum, stratum spinosum, and stratum basale are all
components of the integumentary system. What does the word "stratum" most likely mean?
layer
O blemish
O clear
O keratinized
Answer: Layer
Explanation:
Most likely, in this case, the word ''stratum'' means layer.
The stratum corneum - epidermis, has the meaning of the outer layer of the skin.
The stratum lucidum - has the meaning of a thin and clear layer of dead skin cells that are found in The stratum corneum(epidermis).
The stratum basale is considering the deepest layer of The stratum corneum(epidermis).
Answer:
a
Explanation:
edge 2020
Which scenario is an example of feedback?
A human adopts a pet dog and teaches the dog its name.
A plant grows around a rock in order to reach the sunlight.
A plant takes energy from sunlight and turns it into an energy source.
An animal passes its genes on to its offspring.
Answer: B.
Explanation:
A plant grows around a rock in order to reach the sunlight
The example of feedback is A plant grows around a rock in order to reach the sunlight.
The following information should be considered;
The feedback refers to the information related to the reactions to a product. In the given situation, the second option should be correct as it represent the feedback.learn more: https://brainly.com/question/1691136?referrer=searchResults
A 68-year-old mechanic presents to the emergency room for shortness of breath. You are concerned about a cardiac cause andmeasure his jugular venous pressure (JVP).
Answer:
I'm they taught me a little bit so maybe his lungs were to weak for all that work
Stacey has been caught pulling the cat's tail and hitting it on the head. Which of the following is the most likely description of Stacey during adulthood?
a.
Stacey is likely to experience divorce by the age of 40.
b.
Stacey is likely to be violent as an adult.
c.
Stacey is likely to have difficulty keeping a job.
d.
Stacey is likely to marry in early adulthood.
Answer:
i think its b
Explanation:
sorry if its wrong
which of these are endocrine functions in both males and females
Answer:
The correct answer is A. The regulation of metabolism.
Metabolism is an endocrine function that takes place in both the male and female bodies. Ovulation, childbirth and the menstrual cycle are all strictly female bodily functions. The endocrine system is the collection of glands that produce hormones for several functions throughout the body.
Explanation:
The regulation of metabolism these are endocrine function in both males and females
Metabolism is an endocrine function that takes place in both the male and female bodies. Ovulation, childbirth, and the menstrual cycle are all strictly female bodily functions. The endocrine system is the collection of glands that produce hormones for several functions throughout the body.
metabolism, the sum of the chemical reactions that take place within each cell of a living organism and that provide energy for vital processes and for synthesizing new organic material.
Living organisms are unique in that they can extract energy from their environments and use it to carry out activities such as movement, growth and development, and reproduction. But how do living organisms—or, their cells—extract energy from their environments.
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Which of the following would be considered
healthcare environments? Check all that apply.
hospital
hospice
local gym
long-term care facility
patient's home
Answer:
hospital
local gym
long-term care facility
patient's home
Explanation:
none
Hospitals, hospice and long-term care facility would be considered healthcare environments.
Why healthcare environments are important?The term healthcare setting represents a broad array of services and places where healthcare occurs, including acute care hospitals, urgent care centers, rehabilitation centers, nursing homes and other long-term care facilities, specialized outpatient services.
Healthcare Environment has a proven track record of creating relevant models for healthcare organizations that produces true predictive analytics. The result has been millions of dollars saved in operational costs while improving quality of care.
It consists of three categories: health impacts, air quality, and water and sanitation. The health impacts category includes the environmental risk exposure indicator.
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PLEASE HELP
‼️WILL MARK BRAINLIEST‼️
20 POINTS
You will choose a weekend activity and plan It accordingly in this practice.
Assume you will be gone for two days and two nights.
Answer the following questions based on what you have learned.
Weekend activity:
1. What preparation does the activity involve? Be specific. For instance, where are you going? Who will you tell where you're going? How will you get there? Et cetera.
2. In addition to the Ten Essentials, what supplies and provisions does this
specific activity require?
3. How many people will go? What will the division of responsibility be? (Who
brings what, cooks what, and so on?
4. What safety precautions should you be prepared to take? For instance, will you
be in bear country? Is the weather uncertain? Be specific.
5. What will you do during the day? Give a rough itinerary and schedule for each day
Answer:
Weekend activity: Camping trip in a national park
Preparation for this activity involves researching a suitable national park for camping and reserving a campsite in advance. I will also inform family and friends of my itinerary and provide them with a map of my intended route. I will drive to the national park and bring a tent, sleeping bag, camp stove, and food for the trip.
In addition to the Ten Essentials, this specific activity requires a camping stove and fuel, a cooler with ice, food and cooking supplies, and appropriate clothing for the weather conditions.
Two people will go on the camping trip. The division of responsibility will be shared equally, with each person bringing their own camping gear and food. One person will be responsible for cooking breakfast, while the other person will be responsible for cooking dinner.
Safety precautions for this activity include being prepared for weather changes, such as packing rain gear and warm clothing. Additionally, it is important to be aware of wildlife in the area and take precautions to store food properly and follow any bear safety protocols in the park.
Rough itinerary and schedule for each day:
Day 1:
Arrive at the national park in the morning and set up camp
Hike a nearby trail and have a picnic lunch
Return to camp and cook dinner over the camp stove
Enjoy a campfire and stargaze at night
Day 2:
Wake up early and cook breakfast over the camp stove
Spend the day exploring the park and hiking to scenic viewpoints
Have a picnic lunch on the trail
Return to camp and cook dinner over the camp stove
Enjoy a campfire and stargaze at night
Day 3:
Wake up early and cook breakfast over the camp stove
Break down camp and pack up gear
Go for a morning hike or explore a nearby attraction before departing the park.
How long can the acute grieving stage of grief last
A. Less than 6 months
B. A year or more
C. 4-6 weeks
Which types of vegetables are high in carbohydrates?
[________] vegetables contain more carbohydrates than [______] vegetables contain.
Answer:
Which types of vegetables are high in carbohydrates?
sweet corn, zuchinni, spinach, peas.
[sweet] vegetables contain more carbohydrates than [normal] vegetables contain.
Explanation:
Describe one adverse health-related outcome (i.e., chronic disease, infectious disease, injury, drug abuse, mental health conditions) that is preventable.
Answer:
Drug abuse is preventable because, if you don't use drugs or only use the amount that is suppose to be used by doctors orders then you wouldn't abuse them.
Explanation:
Hope this helps! Please consider marking brainliest! I hope you have an amazing day. Always remember, your smart and you got this! -Alycia :)
Select the correct answer.
Walking logs can help you see where you have been and where you are going.
A.
True
B.
False
Answer:
A. True
Explanation:
This is since they can track your location and can also predict your future destination by understanding the route you have taken.. possibilities are numerous
Cencept of Environment,
Population and Health Education in EPH Subject
Answer:
I don't know if this will help much but I can partly answer you.
Health, population and environment education is introduced as an integrated subject due to profound interrelationship that exists among the subject matters of these three disciplines. This note provides an information about interrelationship between different aspects of health, population and environment education.
57. Which of the following is required for weight loss and can also result in loss of lean body mass? A. Positive energy balance В. Excess calories C. Negative energy balance D. Total energy expenditure
Answer:
C) Negative Energy
Balance
Explanation:
Weight loss occurs when you create a negative energy balance. That is, you burn more calories than you consume. When this imbalance occurs, your body burns stored energy (fat) in order to function and you lose weight. A negative energy balance is sometimes called a calorie deficit.
Negative energy balance causes weight loss and also loss of body mass.
Loss of a large mass of body weight leads to a negative energy balance, when an individual losses a high number of body fat than the amount that is being retained, it leads to a negative energy balance.
Negative energy balance happens when the burns out a lot of body fat that might be useful in the body. Therefore it is very important for people to eat enough fruits, vegetables and balanced diet that is needed for the normal body functioning.
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