Answer: Actually, the exact density of water is not really 1 g/ml, but rather a bit less (very, very little less), at 0.9998395 g/ml at 4.0° Celsius (39.2° Fahrenheit).
Explanation: Its hydrogen bonding causes its many unique properties, such as having a solid form less dense than its liquid form, a relatively high boiling point of 100 °C for its molar mass, and a high heat capacity. is a constant, so their respective concentrations are inversely proportional to each other.
Actually, at 4.0 degrees Celsius (39.2 degrees Fahrenheit), water has a density of 0.9998395 g/ml, which is very, very slightly less than 1 g/ml. Its numerous distinctive characteristics.
What is Density patterns?A solid form that is less dense than its liquid form, a comparatively high boiling point of 100 °C for its molar mass, and a high heat capacity, are all brought about by its hydrogen bonding.
The density equation is straightforward: Take the mass of an item with uniformly distributed material.
A substance's density is a measurement of how heavy it is in relation to its size. When placed in water, an object will float if its density is lower than that of the water, whereas it will sink if its density is higher. The density of a material is a distinguishing quality that is independent of the substance's volume.
Therefore, Actually, at 4.0 degrees Celsius (39.2 degrees Fahrenheit), water has a density of 0.9998395 g/ml, which is very, very slightly less than 1 g/ml. Its numerous distinctive characteristics.
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why do seeds need to be planted
Without seeds, there would be no plants and Earth would be a barren place that would not support the many forms of life that surround us every day.
The biomass pyramids for phytoplankton and trees in their respective environments are _______. a. both inverted b. the same c. opposite d. both normal please select the best answer from the choices provided a b c d
The biomass pyramids for phytoplankton and trees in their respective environments are opposite.
In the field of ecology, a biomass pyramid can be described as a pyramid that represents the biomass i.e the amount of living tissue at each trophic level in an ecosystem.
Usually, the biomass of producers is the greatest in an ecosystem and it decreases while going up at each trophic level. Producers such as trees are usually higher in number and have a larger life span. Hence, their biomass is greater than consumers.
However, the case is the opposite in the case of phytoplanktons. If phytoplanktons are the producers in an ecosystem, then the pyramid of biomass is inverted.
This is because phytoplanktons have a short life span and also are very tiny having little mass. As compared to phytoplanktons, the consumers of such an ecosystem have a greater mass and life span. Hence, the pyramid for trees and phytoplanktons is the opposite.
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Match the following vocabulary terms to their correct definitions.
Does NOT contain carbon.
Select the correct answer.
Which sentence supports the statement that complex, multicellular organisms are made up of specialized cells that each perform different functions for the body?
A.
Human liver cells make proteins that promote homeostasis that neurons do not.
B.
Different species of bacteria have different shapes and structures to their cells.
C.
The DNA in the cell nucleus of chimpanzees and humans are 98% identical.
D.
Prokaryotes do not have nuclei, but they can still carry out the basic functions of life.
Answer:Option A.
Explanation:
a procedure that attempts to obstruce the blood flow to a maligant tumor would be in what root operation for icd 10 pcs
According to ICD- 10 PCS root operations that alter the diameter/route of a tubular body part will be used to obstruct the blood flow to a malignant tumor. This is called occlusion.
Occlusion involves completely closing an orifice or the lumen of a tubular body part. It can include intraluminal or extraluminal devices. Here, any division of the body part prior to the procedure is included. For example, Fallopian tube ligation, tying off hemorrhoids, LIGATION of the inferior vena cava.
Malignant tumors have cells that grow uncontrollably and spread locally and/or to distant sites. Malignant tumors are cancerous (ie, they invade other sites). They spread to distant sites via the bloodstream or the lymphatic system. This spread is called metastasis.
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An increase in the membrane permeability for a solute will result in an increase in the driving force for diffusion of that solute through the membrane. True or false?.
An increase in the membrane permeability for a solute will result in an increase in the driving force for diffusion of that solute through the membrane. This statement is TRUE.
Surface area and porosity/permeability are the two variables that are most relevant to diffusion via a membrane. Slower diffusion will result from a membrane with less permeability or less surface area, which will obstruct molecule motion. More permeable cells can withstand cold and freezing more easily, but they could also become dehydrated. Living cells are suspended in an aqueous solution, and as the cells move through the solution, ice crystals begin to form in the solution around them, increasing the concentration of solutes outside the cells.
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american society of hematology 2020 guidelines for management of venous thromboembolism: treatment of deep vein thrombosis and pulmonary embolism
Deep vein thrombosis (DVT), pulmonary embolism (PE), and other types of venous thromboembolism (VTE) affect 1 to 2 people per 1000 people yearly, or 300 000 to 600 000 cases in the United States.
Strong recommendations include using thrombolytic therapy for patients with PE and hemodynamic compromise, choosing an INR range of 2.0 to 3.0 for patients with VTE who use a vitamin K antagonist (VKA) for secondary prevention, and using indefinite anticoagulation for patients with recurrent unprovoked VTE. For uncomplicated DVT and PE at low risk for complications, conditional recommendations include the preference for home treatment over hospital-based treatment, and the preference for direct oral anticoagulants over VKA for primary treatment of VTE.
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IV - amount of water
DV - Rate of photosynthesis
What’s the hypothesis
Answer:
[tex]H_{0}[/tex]: The amount of water will have no effect on the rate of photosynthesis.
[tex]H_{1}[/tex]: A larger amount of water will increase the rate of photosynthesis.
[tex]H_{0}[/tex] means null hypothesis, a hypothesis where the independent variable, in this case, the amount of water, has no effect on the dependent variable.
One primary advantage of light microscopy over electron microscopy is that ________.
Why do we eat? QER needs q e and r
then 1 - 3 sentence claim
need long answers
the question is biology based not regularly based
We stay in a international of plenty, with greater than sufficient meals to pick out from. Wander down any grocery shop aisle and surprise on the alternatives in each category.It''s now no longer as easy as you may think.
We pick out ingredients for plenty motives except hunger. (If consuming became as easy as setting fueloline in a car, we''d haven't any weight problems epidemic withinside the United States!) Personal taste, own circle of relatives preferences, cultural impacts, emotional motives, fitness concerns, societal pressures, convenience, cost, and range and amount of the to be had services all come into play while we pick out what to eat.
The United States enjoys one of the maximum ample meals elements withinside the international. But with abundance comes overeating and, ultimately, the scary weight benefit and associated fitness problems. While surveys record that we''re greater interested by weight loss program and fitness than ever before, the numbers of obese and overweight Americans inform a unique story.
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Explain Your Reasoning Place an "x" in the appropriate box if the characteristic could describe science, pseudoscience, or both. What might this tell you about the relationship between science and
pseudoscience? Explain your reasoning.
Pseudoscience may sometimes permit personal opinions as evidence.
What is pseudoscience?The term pseudoscience refers to the reliance on logical explanations rather than empiricism to explain the observations in the universe. We know that science is empirical and results must be reproducible.
It is important to emphasize that the difference between science and pseudoscience is that science has an emphasis on empiricism and experiments are the only way that we could validate. Most of the earliest approaches to the study of the universe depended on pseudoscience.
The study of the natural world is the concern of both science and pseudoscience. The explanations in pseudoscience may sound logical but the results generated by science can be tested by others. The explanations of science can be proven false.
Lastly pseudoscience may sometimes permit personal opinions as evidence.
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218k reber, a burki, n vizcaino reves, et al.: biomechanical evaluation of the stabilizing function of the atlantoaxial ligaments under shear loading: a canine cadaveric study. vet surg. 42:918-923 2013 24117887
ROM grew similarly and gradually during the test. The transsection of the alar ligaments resulted in the greatest rise.
To stabilise the atlantoaxial joint under shear pressure, the alar ligaments appear to be the most significant ligamentous structures.
What is Biomechanical evaluation ?The evaluation of your body's full kinetic chain, which includes your legs, hips, and spine, is part of the biomechanical process. The angular relationships, range of motion, and dynamic interactions are all included.
An evaluation of the lower limbs' anatomy, alignment, strengths, and weaknesses is part of the biomechanical process. The foot, which carries our body weight as we walk every day, is a complicated structure made up of 28 separate bones, 214 ligaments, and 38 muscles.Learn more about Biomechanical evaluation here:
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prions are infectious particles that can cause normal proteins to assume a misfolded shape. when the proteins assume an abnormal three- dimensional shape, they:
Prions are infectious particles that can cause normal proteins to assume a misfolded shape and when the proteins assume an abnormal 3D shape, they lose their functions.
What is protein fold?After synthesis, proteins are finally folded into specific 3D structures, which is fundamental to carrying out their functions in the cells.
In conclusion, prions are infectious particles that can cause normal proteins to assume a misfolded shape and when the proteins assume an abnormal 3D shape, they lose their functions.
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Phycobiliproteins are complex proteins in cyanobacteria that absorb light energy. There are three kinds of phycobiliprotein molecules used to pass light to chlorophyll: phycoerythrin—responsible for capturing green light, phycocyanin—responsible for capturing orange-red light, and allophycocyanin—responsible for capturing red light.
Since light can only penetrate to certain depths in oceans (figure 1), phycobiliproteins capture the light available and pass it through various pathways of phycobiliproteins until the emitted light is red, which is absorbed by chlorophyll.
Explain the relationship between chlorophyll absorption and wavelength.
In addition to the pigments commonly associated with photosynthesis, a certain photosynthetic species contains two additional pigment types. Justify the claim that this species is better adapted to environmental changes than the cyanobacteria described above. Provide reasoning that explains this claim.
Answer:
since chlorophyll are only able to absorb the red, then the relationship is that the shorter the wavelength the better the chlorophyll will absorb the light for the bacteria. the second species will therefore be able to absorb more different wavelengths of light to turn it into the red light that can then be absorbed, in case the wavelengths of light that reach the bacteria in the ocean changed for some reason
What structures do all of these cells have in common?
Answer: All have a cytoplasam, plasma membrane, DNA, and ribosomes
3 trials of doing the egg drop with these materials: tape measure tape, masking cotton swabs eggs, raw cups balloons cotton balls newspaper – or magazines tissues
There are many constraints you can put on your egg drop challenge. Size, weight, materials, use of parachutes , the materials are tape measure tape.
What are the major components of an egg ?Some of the components of egg include the shell is a symmetrical, oval shape, seamless texture, and their lightweight, fragile made up of Calcium Carbonate (CaCO3), Semipermeable Pores which allow carbon dioxide pass out of the shell, exchange of gases occur.
The Bloom of shell is porous shield for protection, the Cuticle is a natural protective coating of the entire shell. second component are inner and outer membrane which is a thin, amino-acid rich layers provide protection.
The outer membrane is translucent, film-like gel like structure, inner egg membrane is the second translucent protein barrier, outer membrane adheres to the eggshell, the inner membrane surrounds the albumen of the egg.
Albumen or egg white mainly provide protection of the yolk as yolk is the figurative center of a healthy egg, serve as a shield to the yolk from movement and damage.
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lewis has three plants. he wants to know if giving a plant water, liquid fertilizer, or soap changes how it grows. which experiment should he do?
lewis has three plants. he wants to know if giving a plant water, liquid fertilizer or soap changes the way it grows. the experiment he must do is variable, being able to have plants with and without water, fertilizer and soap.
What is the dependent variable in this experiment what kind of soil is best for plant growth?The dependent variable is plant growth. The variable that affects the dependent variable is called the independent variable. In the plant experiment, the independent variable can be fertilizer – some plants will receive fertilizer, others will not.
With this information, we can conclude that the experiment he must do is variable, being able to have plants with and without water, fertilizer and soap.
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Why does a prokaryotic cell have a cell wall
Answer:
Most prokaryotes have a cell wall outside the plasma membrane. The cell wall functions as a protective layer, and it is responsible for the organism’s shape. Some bacterial species have a capsule outside the cell wall.
Explanation:
you can tell the age of a yeast cell by group of answer choices counting scars seeing whether it will grow on melibiose studying its flocculation total cell count
You can tell the age of a yeast cell by (a) counting scars.
Yeast is a unicellular eukaryotic organism. It belongs to the kingdom Fungi. It is primarily used in baking, cooking and in alcohol industries as well. There are various strains of yeast and the most widely used one is Saccharomyces cerevisiae, also called the baker's or the brewer's yeast.
Scars on the yeast are actually the bud scars formed due to budding. Budding is the process by which the yeast reproduces and gives rise to its offspring. Hence every time a daughter bud pinches off from the yeast cell, a scar is formed.
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consider a mutation that alters an organism's traits so that it increases the likelihood of survival and reproduction of the organism. such a mutation may become more common in the population over time due to a process calle
Genetic drift is such type of mutation that may become more common in the population and over time due to the process
Genetic drift is describes as the random fluctuations in the numbers of the gene variants in a population. Genetic drift may takes place when the occurrence of the variant forms of the gene, called as alleles, increases and also decreases by chance over time. These variations is the presence of alleles are to be measured as the changes in allele frequencies. In the population, the different of alleles that create the coat color are equally distributed. for example A disease which comes into the rabbit population and kills the 98 of the rabbits. The only rabbits that are is left are red and grey rabbits, simply by the chance. The genes have thus called “drifted” from 6 alleles to only 2.
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In the whole-mantle convection model, what feature balances the deeply descending lithosphere by transporting hot material toward the surface?.
In the whole-mantle convection model, Mantle Plumes balances the deeply descending lithosphere by transporting hot material toward the surface
entire-mantle convection model states that cold, oceanic lithosphere descends into the mantle. warm mantle plumes delivery heat closer to the surface which offers downward arm of convective waftMantle Plumes is hot spots form with the aid of warm, strong fabric growing from narrow jetsconvection occurs when the extra energetic debris flow from the warmer region to the cooler region and take their warmness power with them alternatively a present day due to the rising of heated fluid and sinking of cooled fluid is called Convection modernTo know more about Whole-mantle convection model visit : https://brainly.com/question/28444350
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Explain why scientists probably used pcr when they prepared the dna for your experiment.
ScientistsScientists probably used PCR when preparing the DNA for this experiment so they could start with a small sample of DNA and produce large quantities of the desired DNA strands from there.
Why is PCR beneficial?A specific DNA fragment can be amplified quickly using the highly sensitive PCR method. Gene sequences can be detected and identified using visual methods based on size and charge because PCR generates billions of copies of a particular DNA fragment or gene.
DNA polymerase is an essential component for PCR due to its key role in synthesizing new DNA strands.
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da luz, protásio l., et al. the effect of red wine on experimental atherosclerosis: lipid-independent protection. experimental and molecular pathology 65.3 (1999): 150-159.
To examine the impact of red wine on atherosclerosis, New Zealand rabbits were given a 1% cholesterol weight-reduction plan for 12 weeks and compared to animals that received the weight loss program plus either red wine or nonalcoholic wine merchandise (NAWP). Diet brought about a marked will increase in whole and LDL cholesterol, yet no tremendous modifications in HDL and triglyceride concentrations occurred. In the manage group, plaque vicinity used to be sixty-nine +/- 9% of the aortic surface, whilst in the wine and NAWP agencies, it was only 38 +/- 9 and forty-seven +/- 12%, respectively (P < 0.0001). The average intima/media thickness ratio was once 0.60 +/- 0.2 in manage animals, 0.14 +/- 0.09 in the wine group, and 0.39 +/- 0.19 in the NAWP team (P < 0.0001). No widespread variations have been referred to in LDL oxidizability among treatments. Thus, each red wine and NAWP can prevent plaque formation in hypercholesterolemic rabbits regardless of the extensive will increase in LDL. We speculate that the anti-platelet effect, blockade of expression of endothelial cellphone adhesion molecules, and/or NO stimulation with the aid of red wine flavonoids are possible explanations.
Wine is an alcoholic drink typically made from fermented grapes. Yeast consumes the sugar in the grapes and converts it to ethanol and carbon dioxide, releasing warmth in the process.
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The __________ sends sound vibrations to the inner ear. a. malleus b. stapes c. incus d. tympanum please select the best answer from the choices provided a b c d
Answer: malleus
Explanation:
The abdominopelvic quadrants are formed by passing one horizontal and one vertical line through the.
The abdominopelvic quadrants are formed by passing one horizontal and one vertical line through the Umbilicus.
Abdominopelvic cavity :The pelvic cavity and the abdominal cavity together make up the abdominopelvic cavity. The stomach, liver, pancreas, spleen, gallbladder, kidneys, small intestine, and the majority of the large intestine are all located in the abdominal cavity, which is the upper part of the body.
The right upper, right lower, left upper, and left lower quadrants are the four quadrants of the abdomen.
What are the abdominopelvic regions of the body?The umbilical region, hypogastric region, epigastric region, right and left iliac regions, right and left lumbar regions, right and left hypochondriac regions, and umbilical region are the nine abdominopelvic regions.
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Which policy design will BEST ensure that brine shrimp will continue to live in the Great Salt Lake?
The Marine Protection, Research, and San.ctuaries Act is the legal framework that will most effectively guarantee that brine shrimp will continue to exist in the Great Salt Lake.
Describe a policy:This is referred to as a plan or set of rules that are established by people or organizations in order to accomplish long-term objectives.
By guaranteeing that there is no population from diverse sources, the Marine Protection, Research, and San/ctuaries Act was established to safeguard the marine environment.
The brine shri/mp, a representative of an organism that lives in the salt\ water environment, may migrate from the Great Salt Lake to more suitable locations as it becomes contaminated.
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the most abundant protein in the human body is (fill in the blank) ; it provides (fill in the blank). quizlet
Collagen is the most abundant protein in the human body.
Collagen is an essential component of all of our body's connective tissues. Our bones, skin, hair, joints, and other tissues all contain collagen. The skin may move, stretch, and recoil into shape with the help of collagen. The body contains collagen, which holds the cells together.
Without collagen, the body would disintegrate into nothing. A crucial structural protein of the numerous connective tissues of animals is collagen. Mammals produce a lot of protein, which accounts for 25 to 35 percent of the protein in the entire body.
Most collagen is found as elongated fibrils in fibrous tissues such tendons, ligaments, and skin.
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Natural selection and evolution are two terms that are sometimes confused, even by first year biology students. What is the relation between natural selection and evolution?.
Answer:
natural selection is a mechanism of evolution.
Explanation:
animals that adapt to their environment can survive and pass on the genes to their offspring
Hi there!
-Natural selection is a mechanism (or involved/a part) of evolution.
- Natural selection results in a change in the traits of people/indivduals in a population over the course of generations. Darwin proposed that through the process of natural selection, the physical or behavioral traits of organisms lead to increased survival or reproduction.
- This happens in a particular environment and becomes common within their population, while less favorable traits are lost.
- The changes building up and accumulating within populations via natural selection can lead to the development of new species.
Additional help (that helped me get 10/10 on this same quiz) was Quizlet. Just look up Chapter 11 Learning Guide for natural selection.
Hope this helps! Have a good day! :)
wilhelm et al. (2018) constraints on the metabolic activity of microorganisms in atacama surface soils inferred from refractory biomarkers: implications for martian habitability and biomarker detection. astrobiology, 19 (7). doi: 10.1089/ast.2017.1705
One of the greatest environmental obstacles to microbial viability is dryness. In order to objectively assess long-term habitability models of Mars and better define the environmental limits of life on Earth, it is important to understand the threshold of microbial tolerance to extreme dryness.
Implications for the habitability of Mars and the search for biomarkersThe Atacama Desert's hyperarid surface soils, which resemble Mars and receive only a few millimeters of precipitation per decade, were compared to biologically active soils a few hundred kilometers away that receive two to five times as much precipitation to measure biomolecular proxies for microbial adaptation and growth. With increased dryness, the diversity and amount of lipids and other biomolecules reduced.Only the wetter surface soils included cyclopropane fatty acids (CFAs), which are a sign of bacterial development and an adaptive response to environmental stress. All of our findings indicate that there is little to no in situ microbial growth in the driest surface soils of the Atacama, and that whatever metabolic activity there is likely restricted to cellular maintenance and repair. Our findings contribute to mounting evidence that the driest surface soils in the Atacama represent a threshold for long-term habitability (i.e., growth and reproduction). These findings limit the possibility of existent life existing on Mars' surface, which is 100–1000 times drier than the driest areas of the Atacama.learn more about biomarker here
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How many moles of iron will be made from 13.54 moles of carbon?
Answer:
0.01790670606142 that's your answer