Answers
The correct answer is I) concentration gradient, II) temperature and III) molecular size.
1. Concentration gradient: the greater the concentration gradient (the difference in concentration between two areas), the faster the rate of diffusion. Molecules will move from an area of higher concentration to an area of lower concentration until equilibrium is reached.
2. Temperature: the higher the temperature, the faster the rate of diffusion. This is because molecules have more kinetic energy at higher temperatures, which allows them to move and diffuse more rapidly. third
3. Molecular size: smaller molecules can diffuse faster than larger molecules. This is because smaller molecules can move more easily through the pores of a selectively permeable membrane.
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Related Questions
How does epithelial tissue respond to a bruise or wound?
Answers
Answer:
Epithelial tissue helps bruises and wounds by reducing the risk of infection.Explanation:
what would most likely result if the four stages of mitosis were not followed by cytokinesis?
Answers
Answer:
Explanation:
If cytokinesis did not occur, the cell cytoplasm will not be able to undergo division or divide. As a result, there won't be division of two daughter cells that are identical to the parent. Therefore, it will remain at rest and there won't be separation or division of the parent cell. The cell will still remain as it was. Therefore, there won't be cell division.
hey everyone,what is greenhouse effect
Answers
Answer:
The greenhouse effect is a natural process that warms the Earth's surface.
When the Sun's energy reaches the Earth's atmosphere, some of it is reflected back to space and the rest is absorbed and re-radiated by greenhouse gases.
The absorbed energy warms the atmosphere and the surface of the Earth causing green house effect .
Answer:
The greenhouse effect occurs when radiation from a planet's atmosphere warms the planet's surface to a higher temperature than it would be without the atmosphere. Radiatively active gases emit energy in all directions from a planet's atmosphere.
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Explain how diffusion restored homeostasis during the dialysis treatment.
Answers
During dialysis, diffusion facilitates the movement of waste products and excess fluids out of the blood, restoring homeostasis.
During dialysis treatment, diffusion plays a crucial role in restoring homeostasis. Homeostasis refers to the body's balanced state, where the levels of various substances are maintained within a narrow range. In the context of dialysis, diffusion refers to the movement of solutes across a semipermeable membrane.In hemodialysis, the patient's blood is circulated through a dialyzer, which contains a semipermeable membrane. On one side of the membrane, the patient's blood flows, while on the other side, a dialysate fluid flows. Due to a concentration gradient, solutes like urea, creatinine, and excess electrolytes in the blood diffuse across the membrane into the dialysate fluid.This diffusion process helps remove waste products and excess fluids from the blood, bringing it closer to the normal physiological range. By restoring the balance of solutes and maintaining proper fluid levels, diffusion in dialysis aids in restoring homeostasis and promoting the overall well-being of the patient.For more such questions on Dialysis:
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Please help 15 points !!! (Based on the scientific sources you found, did you think one person’s points were more simnifically valid than the others?)
Answers
Yes. Many of the fitness instructor's arguments were refuted by the scientific sources. He claimed, for instance, that GMO foods cause food allergies, however this was refuted by two reliable authorities.
What is cause of allergy?When the immune system responds to a food or substance that typically doesn't trigger a reaction in most people, such as pollen, bee venom, or pet dander, allergies can develop. Antibodies are chemicals made by your immune system.
Can an allergy self-heal?Allergies cannot be cured, but the symptoms could be managed and treated. It might require some effort. You'll need to adjust your environment a little or learn how to avoid things that set off allergic attacks.
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Everything filled in please
Answers
The monomers, examples, location and linkage of the biomolecules can be found below;
Protein - amino acid, glutamine, cell, peptide bondCarbohydrate - monosaccharide, glucose, cell, glycosidic bondLipid - fatty acid, steroids, cell, ester bondNucleic acid - nucleotide, DNA, nucleus, N- glycosidic linkageWhat are biomolecules?Biomolecules are molecules, such as amino acids, sugars, nucleic acids, proteins, polysaccharides, DNA, and RNA, that occur naturally in living organisms.
Nucleic acids are any acidic, chainlike biological macromolecule consisting of multiple repeat units of phosphoric acid, sugar and purine and pyrimidine bases.
Proteins are a complex naturally-produced molecules composed of one or more long chains of amino acids, in which the amino acid groups are held together by peptide bonds.
A glycosidic bond or glycosidic linkage is a type of covalent bond that joins a carbohydrate (sugar) molecule to another group, which may or may not be another carbohydrate.
Lipids are any of a group of organic compounds including the fats, oils, waxes, sterols, and triglycerides.
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In humans, the presence of freckles is a dominant inheritance, and their absence is a recurrent trait. The shape of the eyebrows is also a hereditary characteristic, the separate eyebrows being a dominant characteristic, and the joined eyebrows being a recurring character. In a couple, the woman has freckles and separate eyebrows, and she is heterozygous for both characters. The man does not have freckles, but he has eyebrows closed. How likely is their child to have freckles and separate eyebrows? Use a tree diagram or a Punnett square to justify your answer.
Answers
When crossing a woman -who is heter0zyg0us for freckles and shape of eyebrows- with a man -who is h0m0zyg0us recessive for both traits-, the likelihood of their child to have freckles and separate eyebrows is 1/4 = 25%.
-------------------------------------------
Available data:
Two diallelic genes ⇒ One of them codes for freckles and the other one for the shape of the eyebrows.Freckles ⇒ Dominant allele F ⇒ Codes for freckles.⇒ Recessive allele f ⇒ No freckles.
Eyebrows shape ⇒ Dominant allele E⇒Codes for separate eyebrows.⇒ Recessive allele e ⇒ Codes for joined eyebrows.
Woman ⇒ Heter0zyg0us for both genes. She has freckles and separate eyebrows.Man ⇒ H0m0zyg0us recessive for both traits. He does not have freckles, but he has eyebrows closed.Cross: The woman with the man
Parentals) FfEe x ffee
Gametes) FE, Fe, fE, fe ⇒ woman
fe, fe, fe, fe ⇒ man
Punnett Square) FE Fe fE fe
fe FfEe Ffee ffEe ffee
fe FfEe Ffee ffEe ffee
fe FfEe Ffee ffEe ffee
fe FfEe Ffee ffEe ffee
F1) Genotype:
4/16 = 1/4 = 25% of the progeny will be heter0zyg0us for both traits, FfEe4/16 = 1/4 = 25% of the progeny will be heter0zyg0us for freckles, but h0m0zyg0us recessive for eyebrow trait, Ffee4/16 = 1/4 = 25% of the progeny will be heter0zyg0us for eyebrow trait, but h0m0zyg0us recessive for freckles trait, ffEe 4/16 = 1/4 = 25% of the progeny will be h0m0zyg0us recessive for both traits, ffee.
Phenotype:
4/16 = 1/4 = 25% of the progeny will have freckles AND separate eyebrows, FfEe4/16 = 1/4 = 25% of the progeny will have freckles AND closed eyebrows, Ffee4/16 = 1/4 = 25% of the progeny will not have freckles AND will have separate eyebrows, ffEe4/16 = 1/4 = 25% of the progeny will not have freckles AND will have closed eyebrows, ffee-----------------------------------------------
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You do a Gram stain on a known mixed culture and all you see are red-stained bacteria. It had been a long time since you did a Gram stain, and you did not have a written procedure to follow so you may have messed up a step. Choose all of the following scenarios which could be true.
Select one or more:
a. The culture contains only Gram-negative bacteria
b. You may have decolorized too long
c. The culture could contain Stapylococci that are older than 24 hrs
d. You forgot to add iodine
Answers
There are exclusively Gram-negative bacteria present in the culture. Maybe you've been decolorizing too long. The Stapylococci in the culture may be older than 24 hours. You failed to include iodine.
Where can you often find gram-negative bacteria?Sink drains, refrigerator condensate pans, and other sources of standing water are the principal sources of Gram-negative bacteria contamination in ISO-classified environments.
Gram-negative bacteria: beneficial or harmful?Gram-negative bacteria (GNB) are among the most serious public health issues in the world because of their high level of antibiotic resistance. Hospitals must take these bacteria seriously because they put patients in the intensive care unit (ICU) at risk and increase morbidity and mortality.
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Mark this and return
How is energy related to the change of state
represented by the model?
O Atoms gain energy as a gas changes to a solid.
Atoms gain energy as a gas changes to a liquid.
Atoms lose energy as a gas changes to a solid.
Atoms lose energy as a gas changes to a liquid.
Answers
The energy is related to the change of state represented by the model by: D. Atoms lose energy as a gas changes to a liquid.
What is Atoms?A model of the transition from a gas to a liquid is shown in the accompanying image. It demonstrates how atoms or molecules change from being widely scattered as in a gas to being concentrated as in a liquid.
The atoms in this process move from a higher-energy state to a lower-energy state releasing or losing energy in the process. The most common kind of energy loss is heat.
Therefore the correct option is d.
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What type of boundary is this?
Answers
The image represents the continental-continental boundary. When two continental plates collide, that's another kind of convergent plate boundary. The continental lithosphere is very thick and has a low density. The continental lithosphere cannot subduct. So when two mainland plates impact, they simply crush together.
Plate tectonic boundaries come in three varieties: plate boundaries that are transformed, divergent, and convergent. The three primary types of plate boundaries are depicted in this image: transform, convergent and divergent.
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Biology question: first correct answer gets Brainly crown
Answers
Answer:
It think it is the third option, since osmosis is not passive.
Explanation:
How do the cell parts work together to keep the cell functioning properly? Thank you!
Answers
Answer:
Much of a cell's efforts go toward making proteins.
Explanation:
Explanation:
One of the most important functions in the cell is making and processing proteins. Several organelles are directly involved in protein synthesis, while others provide support by performing ancillary duties necessary to keep the cell functioning properly for protein synthesis to occur.
Genes are composed of hereditary material. Identify this hereditary material
Answers
The hereditary material shown is a chromosome.
Chromosomes
What is a chromosomes ?
A structure found inside the nucleus of a cell. A chromosome is made up of proteins and DNA organized into genes. Each cell normally contains 23 pairs of chromosomes.
What is hereditary material ?
“hereditary” is something that is passed on from parent to offspring, or from a cell to the two new daughter cells during cell division. DNA contains genetic material and we get our genetic material passed on from your parents.
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Who is Thomas Malthus?
Answers
Answer:
Thomas is an English economist and demographer. He is best known for his theory that population growth will always tend to outrun the food supply and that betterment of humankind is impossible without stern limits on reproduction.
Explanation:
Body Planes, Directions, Quadrants and Regions
Draw and label the following:
HELP ME PLEASE
Answers
Labelled diagrams of body planes, directions, quadrants and regions are attached below:
What is body plane?A body plane is an imaginary geometric plane used to divide a body into sections. They are commonly used in both human and animal anatomy to describe the position or orientation of body structures.
The three planes of the body are:
Coronal (frontal) plane that separates the front (anterior) and back (posterior) of the body. Sagittal (longitudinal) plane that separates the left and right sides of the body. Transverse (axial) plane that separates the upper (superior) and lower (inferior) halves of the body.Four Abdominal Quadrants of the body are:
Right Upper QuadrantLeft Upper QuadrantRight Lower QuadrantLeft Lower QuadrantNine Abdominal Divisions
Right HypochondriacLeft HypochondriacEpigastricRight LumbarLeft LumbarUmbilicalRight IliacLeft IliacHypogastricThe five regions of the body are head, neck, torso, upper extremities, and it is the lower extremities. The body of the is also divided by the three imaginary planes and it's known as the sagittal of the plane, coronal plane, and transverse plane.
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is
1. The Inuit, a group of culturally similar indigenous
people inhabiting the Arctic regions of Greenland,
Canada and Alaska, eat a lot of meat from seal,
walrus and whales. Seals, walruses and whales are
marine mammals that live in cold water and have a
thick layer of blubber to stay warm. Which
biomacromolecule are the Inuits consuming the
most with this diet? (SB10, DOK 2)
a. DNA
b. glucose
c. lipids
d. starches
in Biology, was co
liquids from vario
molecules might b
Marta add
containing an unkr
a different test tub
same unknown liqy
before they were a
the contents of the
solutions are record
Beaker
Solutio
2. Antibodies are made up of amino acids. What type
of macromolecules are antibodies? (SB1c, DOK 2)
Answers
Shredder
Scraper/Grazer
Filter Feeder
Invertebrate Predator
Vertebrate Predator
IIIII
:: Filter water to consume phytoplankton (microalgae) :: Consume leaves and algae and fungi on the leaf surface
:: Consume algae on rocks :: Prey on vertebrates and invertebrates :: Prey on small invertebrates
Match the organism to its proper feeding behavior
Answers
Explanation:
The first organism is a Filter Feeder, which filters water to consume phytoplankton (microalgae).
The second organism is a Scraper/Grazer, which consumes leaves and algae and fungi on the leaf surface.
The third organism is a Shredder, which consumes algae on rocks.
The fourth organism is an Invertebrate Predator, which preys on small invertebrates.
The fifth organism is a Vertebrate Predator, which preys on vertebrates and invertebrates.
The chemical substance that are secreted into the bloodstream by the endocrine system are known as
Answers
Answer:
hormones!
Explanation:
It is a chemical substance that is secreted in the blood stream by the endocrine system :)
what did the incorrect theory of alchemy lead scientist to discover
Answers
The incorrect theory of alchemy, which aimed to transmute base metals into noble metals like gold and achieve immortality, led scientists to discover several important aspects of chemistry.
Alchemists' experiments advanced chemistry, even though they never fulfilled their aims. They perfected distillation, filtration, and crystallisation, which are still used today.
Alchemists studied the characteristics and interactions of many substances, establishing the framework for chemical elements, compounds, and reactions. Alchemy accidentally advanced chemical understanding and experimental methods.
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Draw a food web with the following names of organisms and arrows between:
owl, grasshopper, grass, rabbit, snake, mouse, hawk, songbird, worm, berry bush,
chipmunk.
PLEASE SHOW WORK
Answers
Here is a written representation of the food web:
Grass → Grasshopper → Mouse → Snake → Hawk → Owl
↓
Rabbit
↓
Chipmunk
↓
Songbird
↓
Worm → Berry Bush
In this food web, the arrows represent the flow of energy and consumption. Each organism in the food web relies on another organism for food. The primary producers are grass and the berry bush. The grasshopper feeds on grass, and the mouse feeds on the grasshopper.
The snake preys on the mouse, and the hawk preys on the snake. The owl preys on the hawk. The rabbit and chipmunk are herbivores that directly consume grass. The songbird feeds on chipmunks and rabbits, while the worm helps decompose organic matter and the berry bush provides food for the worm.
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The conformational change in an enzyme after the substrate is bound that allows the chemical reaction to proceed, can be explained by
A.induced fit
B. transition
C. fit and fine
D. Pasteur
Answers
Look at the incomplete equation below. What does Ek represent?
Answers
In the given equation, Ek represents the kinetic energy of an object.
Kinetic energy (Ek) is a form of energy associated with the motion of an object. It is dependent on both the mass (m) and the velocity (v) of the object.
The equation Ek = (1/2)m\(v^2\) represents the formula to calculate the kinetic energy of an object.
The symbol "Ek" is commonly used to represent kinetic energy in scientific calculations and equations. By plugging in the values of mass and velocity into the equation, one can calculate the amount of kinetic energy possessed by the object.
The kinetic energy of an object increases with both its mass and velocity. As the mass increases, the object has more particles in motion, contributing to higher kinetic energy.
Similarly, as the velocity increases, the speed at which the object moves also increases, resulting in greater kinetic energy.
Therefore, understanding and calculating kinetic energy is important in various scientific and engineering applications, such as studying the movement of objects, analyzing collisions, or designing efficient systems.
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Question
Look at the incomplete equation below. What does Ek represent?
Ek =----- x m x v2
For each function listed below, name the associated structure: Function Structure Rigid cellular support __________________ Flexible cellular boundary __________________ Site of cellular respiration* __________________ Site of photosynthesis
Answers
Answer:
cell wall
mitochondria
chloroplast
The cell membrane is a flexible cellular boundary, respiration takes place in mitochondria, and photosynthesis in the chloroplast.
What are cellular organelles?An organelle is a subcellular structure that, like an organ in the body, has one or more specific tasks to carry out within the cell. The nucleus, which houses genetic material, the mitochondria, which generate chemical energy, and the ribosomes, which put together proteins, are some of the more significant cell organelles.
The nucleus, mitochondria, endoplasmic reticulum, Golgi apparatus, vesicles, and vacuoles are among the organelles found in animal cells. Despite not being protected by a membrane, ribosomes are frequently referred to as organelles in eukaryotic cells.
Thus, the cell is covered by a flexible cell membrane. Mitochondria is a site of cellular respiration, while chloroplast is a site of photosynthesis.
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WHY ARE C-19 (CORONA VIRUS) NOT ACCURATE AS TOLD?
Answers
because it is a new virus that us humans have not experienced and we are still learning about it
Functional groups are polar and hydrophilic. How does this affect their reaction with water? Help me please im begging you
Answers
Answer:
They easily react with water to dissolve and move across cell membranes.
btw love the prfp!
Explanation:
Hope this helps!^^
Answer:
They easily react with water to dissolve and move across cell membranes.
Explanation:
Which are vital signs?
O temperature, respiratory rate, and weight
O muscle mass, height, and weight
Oheart rate, temperature, and height
temperature, respiratory rate, and heart rate
Answers
The correct combination of vital signs is temperature, respiratory rate, and heart rate.
Vital signs are key measurements that provide important indicators of a person's physiological status and overall health. They help healthcare professionals assess and monitor a patient's condition. The vital signs typically include temperature, respiratory rate, heart rate, and blood pressure. Among the options provided, the correct combination of vital signs is temperature, respiratory rate, and heart rate.
Temperature is a measure of the body's internal heat. It can be measured orally, rectally, or with the help of infrared thermometers. Deviations from the normal range may indicate fever or hypothermia, which can be indicative of underlying health issues.
The respiratory rate refers to the number of breaths a person takes per minute. It provides insight into lung function and overall respiratory health. Abnormal respiratory rates may suggest respiratory distress or underlying pulmonary conditions.
Heart rate, also known as pulse rate, measures the number of times the heart beats per minute. It reflects cardiac activity and can be assessed by feeling the pulse at various points in the body. Deviations from the normal heart rate can indicate cardiovascular problems or other physiological abnormalities.
Weight, muscle mass, and height are not typically considered vital signs. They are important anthropometric measurements used for assessing overall body composition, growth, and nutritional status. While these measurements are relevant in healthcare, they are not classified as vital signs.
In summary, the vital signs include temperature, respiratory rate, and heart rate. Monitoring these parameters allows healthcare professionals to gain valuable insights into a patient's health status, identify potential issues, and make informed decisions regarding treatment and care.
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what are the instructions that control a cell's activities found
Answers
Behaviors associated with cancer(s) are:
O identified by Lydia Temoshok
O very, very nice people, stoic, non-emotional
O not nice people, loud, disruptive, very emotional
O both a & b
Answers
Behaviors associated with cancer(s) are Oprtion D, Both a& b. Option A, identified by Lydia Temoshok, and Option B, very, very nice people, stoic, non-emotional.
Lydia Temoshok, a researcher in psychoneuroimmunology, has identified various behavioral patterns that can be associated with cancer. However, it is important to note that these patterns are not exclusive to all individuals with cancer. Cancer affects people from all walks of life, and their behaviors can vary significantly.
Some individuals diagnosed with cancer may exhibit certain behavioral tendencies that could be categorized as "very, very nice people, stoic, and non-emotional." These individuals may approach their diagnosis and treatment with a sense of calmness, resilience, and a desire to maintain a positive outlook. They may choose to internalize their emotions and focus on staying strong for themselves and their loved ones.
On the other hand, it is crucial to recognize that cancer can also elicit a range of emotional responses in individuals, leading to behaviors that may differ from the aforementioned stereotype. Some people may experience heightened emotional states, such as fear, anxiety, sadness, or anger. They may express their emotions more openly and seek support from others. It is essential to understand that these responses are valid and normal in the face of a challenging and life-altering diagnosis.
Ultimately, cancer-related behaviors are highly individualized and cannot be generalized across all people with cancer. Each person's experience is unique, and their behaviors may be influenced by various factors such as personality, coping mechanisms, support systems, and personal circumstances. It is important to approach individuals with cancer with empathy, understanding, and an open mind, acknowledging and respecting the diversity of responses and emotions they may exhibit.
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The question is incomplete. Find the full content below:
Behaviors associated with cancer(s) are:
A. identified by Lydia Temoshok
B. very, very nice people, stoic, non-emotional
C. not nice people, loud, disruptive, very emotional
D. both a & b
Please help me out with this.
Answers
The cell wall protects the cell it acts like a barrier
When using povidone-iodine to cleanse the site for a blood culture, how long should you swab the site for with the first swab?
30 seconds
5 minutes
1 minute
2 minutes
Answers
Unless you are preparing for a blood collection or taking blood cultures, wipe the area for 30 seconds with a 70% alcohol swab and then wait until it is fully dry (40–42).
How long should the blood culture site be swabbed?Take one set of blood cultures from each indwelling line and from a peripheral stab (arterial, central line, PICC). Two bottles, one anaerobic and one aerobic make up each set of blood cultures. Within 15 minutes, cultures should be collected from all locations.
If a blood culture procedure is carried out How much time should be given for the iodine or chlorhexidine to dry before inserting the needle?Give the area time to totally dry, or at least for 30 seconds an hour. Two-step process (use the following process, which takes about two minutes, if chlorhexidine gluconate in 70% isopropyl alcohol disinfection is not available):
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