Urea, a waste product of cells, diffuses out of cells and into the blood for excretion by the______________
The answer is liver....
Urea, a waste product of cells, diffuses out of cells and into the blood for excretion by the liver.
What is liver and its function?The liver is a very important organ of human body and the weight of liver is 1.5 kg and width of liver is 15 cm. The colour of liver has been reddish - brown. Urea, a waste product of cells, diffuses out of cells and into the blood for excretion by the liver. The main functions of liver are it carries out the function of protein's metabolism and it excretes bile and it is also responsible for excreting cholesterol, hormones, bilirubin and drugs.
The liver also stores vitamins, glycogen, and minerals so it the center of storage also. As liver is a very important organ so to maintain it's health a person have to maintain a healthy weight, take a balanced diet, regular exercise, avoiding toxins, and less use of alcohol leads to keep the liver safe and healthy.
Therefore, Urea, a waste product of cells, diffuses out of cells and into the blood for excretion by the liver.
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A dentist wants to know whether posters of calming nature scenes will reduce patient anxiety. Which of these is the most important Confounding Variable in this experiment?
a) the age of the patient
b) a reduction of anxiety
c) how crowded the waiting room becomes
d) both a and c
Answer:
d
Explanation:
The most important confounding variable in this experiment is d) both a and c.
Confounding variables are factors that are not directly controlled or manipulated by the experimenter but can influence the relationship between the independent variable (calming nature scenes) and the dependent variable (patient anxiety). They can introduce alternative explanations for the observed results.
In this experiment, the age of the patient (variable a) and how crowded the waiting room becomes (variable c) are both potential confounding variables. Here's why:
a) The age of the patient: Different age groups may respond differently to calming nature scenes. For example, younger patients might have different levels of anxiety compared to older patients. Age-related factors such as life experiences, previous dental visits, or personal preferences may influence anxiety levels and responses to the nature scenes. If the age distribution is not controlled or accounted for, it could confound the relationship between the nature scenes and anxiety reduction.
c) How crowded the waiting room becomes: The level of crowding in the waiting room can create a different environment and affect patient anxiety levels. A crowded waiting room may increase anxiety due to the lack of personal space or increased social interactions. On the other hand, a less crowded waiting room might provide a more relaxed environment. If the level of crowding is not controlled or accounted for, it could confound the relationship between the nature scenes and anxiety reduction.
Considering both variables a and c as potential confounding variables is important to ensure that any observed effects of the calming nature scenes on patient anxiety are not solely attributed to age or waiting room crowding. Controlling for these variables or including them as factors in the experimental design or analysis can help isolate the true effect of the nature scenes on anxiety reduction.
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Which description explains why there are two high and two low tides in a day
Answer:
The tides are caused by the rotation and the positioning of the moon relative to the Earth. The moon exerts a gravitational pull that is felt the strongest on the closest point of the Earth to the moon and the furthest.
Explanation:
What is the difference between a community and a population
Answer:
Community- is the grouping of individuals of different species at the same place at a same time.
Population- typically refers the number of people in a single area whether it be a city or town, region, country, or the world
Population - All the members of one species that live in a defined area.
Community - All the different species that live together in an area.
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a machine called os used for both harvesting and threshing
como se clasifican las celulas
células se pueden clasificar en dos grupos: eucariotas y procariotas. Las eucariotas tienen núcleo y orgánulos envueltos por una membrana, mientras que las procariotas no.
Number 1
HELP ME I WASNT IN CLASS:(
Answer:
according to me it's a. 1 to 6 inches
but not 100% sure
Answer:
A.
Explanation:
Tectonic plate move so E is incorrect
If the tectonic plate move 1 mile we would create another Pangea so d is incorrect
The tectonic will not move 6 feet or 2 feet in a year so A is the only choice
Hope this helps
how is antibiotic resistance in bacteria related to plasmids
Help please I need help on this
Answer: reaction time, intact
Explanation: Hope this helps
Which skills are needed to read and understand maps? Check all that apply.
the ability to know each location shown on a map
the ability to know what kind of map you are reading
the ability to use a compass or other navigational tool
the ability to think about how a map can be interpreted
the ability to know how to read different parts of a map
the ability to name many different places around the world
Answer:
You need to know all of the things listed. By knowing all of these it will make it easier to read and understand maps.
Explanation:
CAN YOU PLEASE SUMMERIZE THIS
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The discovery of the cell has had a far greater impact on science than Hooke could have ever dreamed in 1665. In addition to giving us a fundamental understanding of the building blocks of all living organisms, the discovery of the cell has led to advances in medical technology and treatment.
Answer:
I think it this The discovery of the cell has had a far greater impact on science than Hooke could have ever dreamed in 1665. In addition to giving us a fundamental understanding of the building blocks of all living organisms, the discovery of the cell has led to advances in medical technology and treatment
Explanation:
in a eukaryotic cell, which organelle is involved in translation?
Answer:
Where Translation Occurs. Within all cells, the translation machinery resides within a specialized organelle called the ribosome. In eukaryotes, mature mRNA molecules must leave the nucleus and travel to the cytoplasm, where the ribosomes are located
Explanation:
Pls I need an answer
Answer:
Explanation:
hi howare you Carrying capacity, or the maximum number of individuals that an environment can sustain over time without destroying or degrading the environment, is determined by a few key factors: food availability, water, and space.20-Nov-2018
What is natural history
Answer:
Natural history is a domain of inquiry involving organisms, including animals, fungi, and plants, in their natural environment, leaning more towards observational than experimental methods of study. A person who studies natural history is called a naturalist or natural historian.
how is gobi desert threatened by humans?
How many solutions does the equation 4x + 2(x-5) = 3(2x - 4) have? Write down the final form as well as if it has no solution, exactly one solution, at least two solutions, or infinitely many solutions. please help me
Answer:
0 = -2, hence no solution.
Explanation:
4x + 2(x-5) = 3(2x-4)
4x + 2x - 10 = 6x - 12
6x - 6x = -12 + 10
0 = -2
Examine the graph showing the relative percentage normal and cancer cells spend in various stages of the cell cycle. Based on the information in the graphs, infer how cancer cells differ from typical, noncancerous cells. Select ALL that apply.
A.) Cancer cells do not replicate their DNA.
B.) Cancer cells replicate their DNA too quickly.
C.) Cancer cells do not go through interphase during their cell cycle.
D.) Cancer cells spend more time dividing compared to typical cells.
E.) Cancer cells do not always grow to the same size as typical cells.
Answer:
B.) Cancer cells replicate their DNA too quickly.
Explanation:
Answer:
B. Cancer cells replicate their DNA too quickly
What does the term organelle mean, literally?
Answer:
it literally means :
any of a number of organized or specialized structures within a living cell.
Explanation:
GOo-GlE said so
Make a list of eight products in your immediate surroundings that are derived from organisms. (Examples: cotton pants, leather watch band, wool scarf, paper, wooden furniture, piece of candy, rubber eraser, and wicker basket).
Choose one of the products and answer the following questions regarding the organism that the product is derived from (reasonable guesses or speculation is ok):
What is the organism?
Where does the organism live?
Briefly characterize the ecosystem that the organism lives in.
Provide one example of how the organism depends on another organism.
What are some threats to the organism in the ecosystem?
Speculate on how your life would be affected if the organism became extinct.
The list of eight products of our surroundings that are derived from organisms.
An artificial substance is what?When something is man-made, it denotes that it does not naturally arise in our environment. You may have also heard the words synthetic or artificial. All of these indicate that it had to have been made by people.
It might be created in a factory or workshop, or it might be changed from a liquid to a solid inside of a sizable refinery. In any case, unless it was intentionally placed there by someone else, you won't find anything built by humans in a forest or in the middle of the ocean.
This list of substances is made up of organism
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Answer: essay part
Explanation: I couldn't list eight products but here is my essay on a wool scarf. may not be the best but here:
_________________________
I chose a wool scarf.
wool is made mainly from the coat of a sheep, however, in other cases they can come from a alpacas, goats, and rabbits.
Sheep that have been domesticated and kept as livestock are frequently seen roaming around farms and other green areas. However, you can find wild sheep throughout North America, Central Europe, and the Middle East. Anywhere from mountains, deserts, or a sizable area can be home to sheep, depending on the species.
Sheep are naturally adapted to upland environments and harsh weather, which enables them to flourish where other mammals might find it difficult to survive. In the Middle East, Asia, Central Europe, and North America, where they live in steep hilly terrain, wild sheep are most frequently encountered.
Sheep are extremely reliant on their owners; they rely on them for food, protection, and health maintenance. Additionally, sheep rely on one another for safety
Wild sheep are susceptible to habitat destruction, poaching, and trophy hunting. Sheep can be found at research facilities and medical colleges where they are exploited for brutal tests. Sheep farmed for their wool, meat, and milk sometimes live in subpar conditions and lambs may even have their tails painfully "docked."
___ molecules of water are needed to make one of molecule of glucose.
Answer:
6Molecules Needed
Explanation:
For each molecule of glucose produced: 6 water water molecules are oxidized, and become the source of electrons for carbon dioxide reduction. 6 molecules of carbon dioxide are required, one for each carbon atom in glucose. 6 molecules of oxygen are produced as a by product of water oxidation
help please will make brainliest and plus 100 points
Answer:
A
Explanation:
If the woman has only A and B, that means she has no recessive genes and that her blood type is IA and IB, and since the man has no A or B, it means that he only has recessive so he would have i and i. Hope this helps!
Ps. It looks like A and B are the same answer but, in B for the 5th box (Row 2, Column 2) the order of the lowercase i and the uppercase I are switched.
Answer:
A
Explanation:
Edmentum
PLEASE MARK AS BRAINLIEST!!!!!Design a conceptual or theoretical to explain how the environment climate change has changed over time and to mitigate these changes based of fossil record?
Answer:
copy these steps besty
Explanation:
An enzyme is a protein that
Answer:
?
Explanation:
need the rest of the question
one of the most common energy sources used by bacteria is glucose. why is glucose such a good source of energy for bacteria?
Explanation:one of the most common energy sources used by bacteria is glucose. why is glucose such a good source of energy for bacteria?
muscular tissue consists of what type of cells or fibers?
Answer:
Cardiac,Skeletal and smooth
Explanation:
Hope this helps:)
in what way does plant nutrition differ from human nutrition? choose the best answer.
Answer:
Plants make their own nutrients; humans must consume theirs. ... It transports water and nutrients from the roots to the leaves.
An odor smelt from one room to another is evidence of?
Answer:
Evidence of diffusion
Explanation:
Hope this helped
1.anu ang mahalagang papel na ginayampanan ng pamilya sa lipunan?
2. sa paanong paraan ka nakatulong upang mapatatag ang samahan ng iyong pamilya?
pasagut plsss
Answer:
2. Sa pag mamahal ko sa kanila at pag iintindi sa kanila
Explanation:
di po ako sure sa sagot ko pero sana maka tulong:)
good luck po, stay safe hehe
what behaviors would you expect the catfish to exhibit at 7 degrees c ?
What process occurs when an animal is buried in mud and minerals from
Answer:
Fossilization
Explanation: