pure water has a pH of_
a. 6
b. 7
c. 8
d. 9​

Answers

Answer 1

Answer:

It has a pH of 7, so your answer is therefore B.) 7.

Answer 2

Answer:

7

Explanation:


Related Questions

In some cases, people who test positive for genetic testing can receive preventive treatments. For example, people who test positive for the breast cancer genes BRCA1 and BRCA2 can have a preventive mastectomy (breast removal surgery) before they develop the disease. In other cases, no preventive treatments are available, but frequent monitoring can help detect a disease earlier, when it’s more easily treated.
What ethical or professional concerns does a health-care professional need to address when he or she has a patient who wants to prematurely treat a genetic disease? Do you think genetic testing should be part of normal preventive healthcare? Why or why not?

Answers

Answer:

yes

Explanation:

The obvious benefit of genetic testing is the chance to better understand of your risk for a certain disease. It can help ease uncertainty. Testing is not perfect, but it can often help you make decisions about your health.

Answer:

When it comes to treating genetic diseases, there are ethical and professional concerns that healthcare professionals need to address. For example, a patient who wants to undergo preventive treatment for a genetic disease may be putting themselves at risk unnecessarily, and a healthcare professional needs to weigh the potential benefits against the risks. Additionally, there may be financial and emotional costs associated with these treatments, and a healthcare professional needs to take these factors into account as well.

As for whether or not genetic testing should be part of normal preventive healthcare, there are arguments on both sides. On the one hand, genetic testing can help identify potential health risks before they become serious problems, allowing patients to take proactive steps to prevent or manage these issues. On the other hand, genetic testing can be expensive and may cause undue stress or anxiety for patients who receive unexpected results. Ultimately, the decision to include genetic testing in preventive healthcare should be made on a case-by-case basis, taking into account the individual patient's needs and circumstances.

Explanation:

In the field of healthcare, it is vital to acknowledge the ethical and professional dilemmas that arise when patients request early intervention for a genetic ailment. While preventive treatments can be effective in certain scenarios, healthcare providers must weigh the potential benefits against the risks and side effects of the treatment. Moreover, healthcare practitioners must consider the psychological impact of a positive genetic test result on their patients.

The question of whether genetic testing should be included in routine preventive healthcare is multifaceted. On one hand, genetic testing can provide valuable insight into a patient's susceptibility to certain diseases, thereby facilitating early detection and intervention. However, genetic testing can also pose ethical concerns regarding privacy and possible discrimination based on genetic data.

In the end, the decision to pursue genetic testing as a means of preventive healthcare should be determined on a case-by-case basis, with careful consideration of the potential risks and benefits, as well as the individual values and beliefs of the patient.

need an answer now explain answer the 1-4 questions ​

Answers

1 If I was an official I should always be supportive and responsible, because my collegues count on my help and that I am informed about everything. You need these characteristics for the rest of your life so that you can stay reliable if someone asks for advice.

2 The most important trait as an official is fairness, because they should always treat everyone equally, no matter where they come from or what different features they have. Also during an argument they have to stay fair and listen to both sides to solve the problem peacefully.

3 They can improve their officiating skills by always acting professional and not let private life and work life mix for example. It's important to keep some kind of professional distance between them and colleagues. Precision can be improved by concentrating and working more accurately.

4 I think that I could handle officiating basketball in my community, because I am a very responsible person, who cares about everyone equally and would act fair in every situation. I can also take responsibility about certain things or people. Furthermore I like organising and maintaining a professional lifestyle.

Pls give brainliest ❤️

la cantidad de energía que llegaría al cuarto nivel trófico en un ecosistema

Answers

Uhh is there a way to translet to English if so I can help you answer if so

_____________makes up cell membranes.

Answers

Answer:

glycerophospholipids, molecules composed of glycerol, a phosphate group, and two fatty acid chains

bacterial transformations involve the transfer of what?

Answers

Answer:

DNA

Explanation:

Bacterial Transformation was discovered as a natural phenomenon 1928 by Griffith et al. Later in 1944 scientists actually identified the transforming principle as DNA. It is a process of horizontal gene transfer in bacteria. It involves transfer of DNA fragment to a live bacteria through intact cell boundary.

Answer:

DNA

Explanation:

transfer of DNA fragment to a live bacteria through intact cell boundary.

Please help with answer 3 :)

Answers

Answer:

1) Diffusion : Is the movement of molecules / ions from a region of higher to lower concentration. It may or may not occur across a semi permeable membrane.

In diffusion there is no challenge involved as it is along the concentration gradient, but in active transport movement of molecules occur against concentration gradient ie; from lower to higher concentration.

2) For active transport, energy is vital for movement, in this case protein molecules function as molecular pumps to enable the cell accumulate glucose/ions, against concentration gradient. Here metabolic energy ATP is required.

3)Facilitated diffusion is a type of passive transport in which ions/molecules cross the semi permeable membrane because permeases present in the membrane facilitate the transport.

Like simple diffusion facilitated diffusion doesn't require metabolic energy and simply occurs across the concentration gradient.

4) Osmosis : is movement of water from hypotonic solution (lower concentration) to hypertonic solution (higher concentration) through a semi permeable membrane.

The cell membrane being permeable to water allows to and fro movement of water molecules along the concentration gradient.

Whales and hippos are thought to have evolved from a common ancestor around 54 million years ago. Which of the following is also true about these species?

Answers

Answer:

Both whales and hippos have almost no hair on their bodies. They do not have sweat glands.

Explanation:

What is created by the flow of electric current?
A battery
An electric field
A magnetic field
A resistor​

Answers

A magnetic field is created by the flow of an electric current.

A magnetic field is created

a deposit of plaque on or within the arterial wall is known as a/an:

Answers

Answer:

Atherosclerosis

Explanation: It is a condition characterized by the formation of fatty plaques on the inner walls of the arteries

Where in your body do you think cell division is occurring?

Answers

Answer:

Everywhere except in gonad cells

Explanation:

Cell division by mitosis occurs in all human body cells except the gonads (sex cells). During mitosis, the DNA is exactly copied and a new daughter cell created with the same number of chromosomes as the parent cell, ie 46. In the sex cells, meiosis occurs where the DNA is halved and the daughter cell has only 23 chromosomes.

Hope this helps :}

Pls mark brainliest :P

And have an amazing day <3

Answer: in shoot and root tips

State two reasons why the fetal blood must not mix with the maternal blood?

Answers

Answer:During pregnancy, red blood cells from the unborn baby can cross into the mother's blood through the placenta. If the mother is Rh-negative, her immune system treats Rh-positive fetal cells as if they were a foreign substance. The mother's body makes antibodies against the fetal blood cells

Explanation:

why is it necessary for scientists to use clues from celestial objects to determine the age of our planet?

Answers

Answer:

Meteorites, which are the very components of our planets (through the process of accretion), are the remnants of the Solar System's origins. Dating meteorites thus allows us to give a lower age to the Solar System (4,56 billion years old).

Explanation:

75 grams of salt are added to 100 ml of water. What is the concentration of the solution? *

Answers

Answer:

look at the photo I have sent

Does hermatite occur naturally

Answers

Answer:

I would say yes.

Explanation:

Hematite is found as a primary mineral and as an alteration product in igneous, metamorphic, and sedimentary rocks. It can also form during contact metamorphism when hot magmas react with adjacent rocks. The most important hematite deposits formed in sedimentary environments.

I hope I'm correct

Answer:

Hematite is found as a primary mineral. it is naturally formed in sedimentary environments.

Gypsum is a naturally occurring stone, a metallic salt of calcium. It commonly forms as an evaporite from the dissolution of limestone by exposure to sulphuric acid from volcanic activity

So the answer is YES

all female mammals have one active x chromosome per cell instead of two. what causes this?

Answers

Answer:

maybe its because of pregnancy

Explanation:

A toy car that is 0.5 feet long is used to model the actions of

Answers

Answer:

0.5 ft / 15 ft = 1/30

The model is 1/30 the size of the actual car.

Is this correct?  

PLZ HELP ASAP(giving 80 points):
2. Write a micro-theme(short paragraph [100-300 words]) using and explaining the following terms.
a. "Survival of the fittest"
b. Adaptation
c. Evolution

Answers

survival of the fittest is the test of adaption which in turn aides in the process of evolution

Explanation:

Which of the following statements is true?

Answers

The answer is c.
RNA is single stranded


This is the answer because DNA is double stranded

DNA does not contain uracil

RNA does not contain deoxyribose sugar
hope this helps!!

Plz if I am right put a brainliest

Answer:

The First one, second and forth are false

and the 3 one is true

Explanation:

The DNA is doble stranded in a double helix structure. There are 5 nucleobases (adenine (A), cytosine (C), guanine (G), thymine (T), and uracil(U)), only the first 4 are present in the DNA whilist the U substitutes the T in RNA.

The DNA has deoxyribose sugar while RNA has ribose sugar, that's what gives the doble stranded and single stranded form respectively.

At which of these times would you find most starch in a leaf

At the start of the day

In the middle of a day

At the end of a day

Answers

In the middle of the day

during which checkpoint would damaged or improperly replicated dna halt progression through the cell cycle?

Answers

Answer:

G2/Growth 2 phase

Answer:

When a cell's DNA is damaged, a sensor protein activates p53, which halts the cell cycle at the G 1start subscript, 1, end subscript checkpoint by triggering production of a cell-cycle inhibitor. This pause buys time for DNA repair, which also depends on p53, whose second job is to activate DNA repair enzymes.

what balances the skills and equipment of the hunter with the abilities of the animal to escape

Answers

Fair chase rules the hunter has no advantage over a wild game.

Fair Chase strikes a balance between the hunter's ability and tools and the animal's capacity for escape. Fair Chase is mainly determined by people and their level of hunting prowess.

What is fair chase?

Fair chase is defined as a term used by hunters to refer to a moral method of taking down large game animals. A fair chase is the ethical, sportsmanlike, and legal chase and taking of any free-ranging wild game animal in a way that does not offer the hunter an improper or unfair advantage over the game animals, according to the Boone and Crockett Club.

A wildlife management organization establishes hunting laws in the majority of states. Regular meetings of these organizations will allow members of the public to express their opinions and offer suggestions. When the entire hunting experience is their major focus, seasoned hunters reach the sportsman stage. Although they may still have a target animal or a number of kills in mind, hunters at this stage don't plan their hunts around these objectives.

Thus, fair chase strikes a balance between the hunter's ability and tools and the animal's capacity for escape. Fair Chase is mainly determined by people and their level of hunting prowess.

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when did hans and zacharias janssen contribute to the cell theory

Answers

1595 Zachariah’s Jansen was a Dutch spectacle maker from middleburg son to hand Jansen .

what would happen to you metabolically if all your mitochondria were destroyed

Answers

Answer:

You would die

Explanation:

if you lost your mitochondria you would die

The loss of functional mitochondria would result in a severe energy crisis within the cell, affecting ATP production and impairing Fatty acid metabolism and calcium homeostasis.

Mitochondria are known as the "powerhouses" of the cell because they are responsible for producing most of the cell's adenosine triphosphate (ATP).

The following processes would be affected:

1. ATP production:  Without functional mitochondria, ATP production would be significantly reduced, leading to a severe energy deficit within the cell.

2. Oxidative phosphorylation: Mitochondria are crucial for oxidative phosphorylation, a process that occurs in the inner mitochondrial membrane and generates a large amount of ATP. Without intact mitochondria, oxidative phosphorylation would be disrupted, impairing ATP synthesis.

3. Metabolism of fatty acids: Mitochondria are involved in the breakdown of fatty acids through a process called beta-oxidation. If mitochondria were destroyed, the ability to efficiently metabolize fatty acids would be compromised.

4. Reactive oxygen species (ROS) regulation: If mitochondria were destroyed, the regulation of ROS levels would be impaired, potentially leading to oxidative damage and disruption of cellular processes.

5. Calcium homeostasis: Mitochondria are involved in maintaining calcium homeostasis within cells. Loss of functional mitochondria would disrupt calcium regulation, which could affect various cellular functions, including muscle contraction, enzyme activity, and cell signaling.

Therefore, the loss of functional mitochondria would result in a severe energy crisis within the cell, affecting ATP production and impairing various metabolic processes.

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Which of the following correctly describes how the chemical equation for cellular respiration would differ from a chemical equation for photosynthesis?

Answers

Answer:

Uh not seeing an option but I hope this helps

The products of one process are the reactants of the other. Notice that the equation for cellular respiration is the direct opposite of photosynthesis: Cellular Respiration: C6H12O6 + 6O2 → 6CO2 + 6H2O. Photosynthesis: 6CO2 + 6H2O → C6H12O6+ 6O.

máu thuộc loại mô gì

Answers

máu là Mô liên kết!!!!!!!!!!!!!!!!!!!!!!!

A scientist looks into a microscope and sees that chromosome pairs are in bipolar
tension. Which mitotic phase is the scientist likely witnessing? (1 point)
O metaphase
O anaphase or telophase
O prophase or metaphase
o anaphase

Answers

Answer:

metaphase

Explanation:

I took the test, it's right.

Answer:

metaphase

Explanation:

1.anaphase

2.telophase

3.anaphase

4.mitosis

5.metaphase

hope this helps:)

how does plant mitosis accommodate a rigid inflexible cell wall

Answers

Answer:

mitosis animal y vegetal son dos tipos de divisiones nucleares reproductivas en animales y plantas, respectivamente. Durante la mitosis, la cantidad de material genético permanece igual. Por lo tanto, aumenta el número de células en el cuerpo durante el crecimiento, la reparación y la regeneración. La mitosis ocurre en cuatro pasos principales; Profase, metafase, anafase y telofase. los diferencia principal Entre la mitosis animal y la mitosis vegetal es que el huso mitótico en la mitosis animal se forma con la ayuda de dos centriolos, mientras que el huso mitótico en la mitosis vegetal se forma sin ningún centríolo. La mitosis es seguida por citocinesis

Explanation:mira  

Apparatus and materials to determine if the population size of the fish in the pond is dependent or independent on the temperature of water

Answers

Fishing net, thermometer fishing rod

Which statement below accurately describes how sweating helps maintain homeostasis?

C and D are INCORRECT, the answer that is correct is either A or B, give me the correct answer and you’ll get BRAINLIEST!!!

Answers

Answer:

answer is B.

Explanation:

the age of a woolly mammoth can be determined by examining what?

Answers

Answer:

examining the tusks, bones, teeth, (carbon levels in tissues depends)

Explanation:

Carbon-14 can be used to date the remains of dead organisms because all living things use carbon to build tissue.

The biological age of mammoths (also known as the "age at death") is usually estimated by comparison to correlations between the biological age and the wear stages of grinding teeth in extant elephants. As tusks grow, they continually incorporate ingested strontium (Sr), and the incremental record of strontium isotope ratios (87Sr/86Sr) in tusks and teeth can be used to investigate proboscidean movements

scrutinizing the bones, teeth, and tusks (carbon levels in tissues depends)

What are Mammoth?

All living things need carbon to create tissue, making carbon-14 a useful tool for dating the remains of deceased species.

Mammoths' biological age, also known as the "age at death," is typically calculated by comparing it to correlations between that age and the phases of tooth wear in living elephants.

The incremental record of strontium isotope ratios (87Sr/86Sr) in tusks and teeth can be used to study proboscidean movements as tusks continuously integrate ingested strontium (Sr).

Therefore, scrutinizing the bones, teeth, and tusks (carbon levels in tissues depends).

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In paragraph 2, the narrator says, "As simple as the ride seems, only advanced engineers can make safe and fun Feris wheels." Can you think of any other machines that seem simple but actually are not? List at least two and explain why they are not actually simple. According to C. Wright Mills, the sociological imagination: a. Enables people to understand how the economy inevitably regulates itself through the actions of self-interested individuals. b. Enables people to understand the connections between their individual circumstances and the larger structures of society. c. Enables people to understand how their own hard work ultimately determines the circumstances of their lives. d. Enables people to understand the deep spiritual connection between different individuals in society. PLEASE HELP WILL GIVE BRAINLY!!What is the best reason for why people move? How does this move effect them culturally (daily lives, language, family) and economically (money)? Which of these is a reason a closed culture ismore thoughtful about change in theorganization?A. Change takes much longer in large organizations.B. Ideas for change are debated in large organizations.C. Hierarchy makes change impossible in large organizations. Help stuck on this question What is the value of y?YY60O A. 120B. 60C. 40O D. 30 How do I do 5% of 5.00? Please explain step by step? Explain how the Sumerian marble statuettes, sculptures, and Queen Puabis Harp that were excavated in modern times, have helped us understand how the Ancient Sumerian peoples lived. Include information about their beliefs and interesting ideas you found from reading about from this period of time. The governor of Utah wants to know how long they have before the entire state is zombified. If there are 3.67 million people living in Utah (3,670,016 to be exact), how many days until the entire state is infected?options:19 days2 years11 days52 days What qualifications does the Constitution require in order to become President? One force pushes a stationary object east at 10 newtons, and another force pushes west at 5 newtons. Which way will the object move?A.eastB.westC.north or southD.it will not move an incision into the common bile duct for the removal of a gallstone is known as a/an Help me please help help helppppl Which statement correctly describes one aspect of the team's commitment at the end of PI Planning? Una masa de aire de 20g absorbe 780 cal. Teniendo en cuenta que su temperatura inicial es de 30C. Calcular la temperatura que alcanzo al absorber el calor. Ce:0,24 cal/g C 5. Write a real-world problem that can be represented by theexpression 21 + (12 x 2). bakit naging isang mandirigmang polis ang spart I Need Help PleaseJada has a scale map of Kansas that fits on a page in her book. The page is 5 inches by 8 inches. Kansas is about 210 miles by 410 miles. Select all scales that could be a scale on the map. (There are 2.54 centimeters in an inch.) A. 1 in to 1 my B. 1 cm to 1 km C. 1 in to 10 mi D. 1 ft to 100 mi E. 1 cm to 200 km F. 1 in to 100 mi G. 1 cm to 1000 km democratic candidates have struggled during recent ______ elections. Find the equation of the line that goesthrough the points:(-1,4) and (-8,11)