When circulating calcium levels are too high, production of parathyroid hormone is inhibited.
What is the role of parathyroid hormone in calcium metabolism?There are four parathyroid glands in the neck, behind the thyroid, which are tiny glands that emit the hormone parathyroid. The main way that parathyroid hormone controls blood calcium levels is by raising them when they are too low. This is accomplished by the way it affects the colon, bones, and kidneys.
The basic mechanism controlling parathyroid hormone is the parathyroid glands' negative feedback from blood calcium levels. High calcium levels in the blood restrict the release of parathyroid hormone, while low calcium levels in the blood encourage the secretion of parathyroid hormone.
I understand the question you are looking for is this:
When circulating _____ levels are too high, the production of parathyroid hormone would be _____.
A. glucose; inhibited
B. calcium; inhibited
C. calcium; stimulated
D. cortisol; inhibited
E. glucose; stimulated
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A complex consisting of a single mrna molecule with several ribosomes is called a _________.
a. polysome
b. multisome
c. maxisome
d. proteosome
Identify the structures of the nephron that maintain the high solute concentration in the medullary region of the kidney.
The structures of the nephron that maintain the high solute concentration in the medullary region of the kidney are options (a) and (c)i.e, the Loop of Henle and Vasa recta.
The tiny or microscopic structural and functional component of the kidney is called a nephron. A renal corpuscle and a renal tubule make up its structure. A tuft of capillaries called a glomerulus and a cup-shaped structure called Bowman's capsule make up the renal corpuscle. From the capsule protrudes the renal tubule. Each nephron is made up of a renal corpuscle (glomerulus within Bowman's capsule), a proximal tubule (convoluted and straight components), an intermediate tubule (loop of Henle), a distal convoluted tubule, a connecting tubule, cortical, outer medullary, and inner medullary collecting ducts, as well as these additional components.
One of the two types of blood capillaries that emerge from the efferent arterioles of the nephron is the vasa recta. They are less numerous and surround the juxtamedullary nephrons' Henle loop. As a result, they exclusively develop in the kidney's medulla of birds and mammals, where they concentrate urine.
The complete question is:
Identify the structures of the nephron that maintain the high solute concentration in the medullary region of the kidney. Select all that apply.
A. Loop of Henle
B. Glomerulus
C. Vasa recta
D. Proximal convoluted tubule
E. Distal convoluted tubule
F. Bowman capsule
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The term _____refers to the process of destroying or removing all viable microorganisms including even the hardiest structures, such as endospores.
The term sterilization refers to the process of destroying or removing all viable microorganisms including even the hardiest structures, such as endospores.
Sterilization can be achieved through physical methods such as heat, radiation, filtration, chemical methods which use liquid and gaseous sterilizing agents or by combination of both.
Heat Method is the most common method of sterilization in which heat is used to kill the microbes. Wet Heat or Steam Sterilization is carried out in autoclaves which use steam heated to 121–134 °C under pressure, whereas, dry heat sterilization exposes the specimen containing microbes to high temperatures either by flaming, incineration or a hot air oven.
Filtration deploys use of filters with a pore size that is too minute for the microbes to pass through.
Radiation sterilization involves exposing the contaminated specimen to radiation like UV, X-rays or gamma rays for sterilization.
The commonly used gases in chemical methods of sterilization include a mixture of ethylene oxide and carbon-dioxide.
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Cytochrome c is an iron-containing enzyme found in the cells of all aerobic organisms. if cytochrome c is 0. 43e by mass, what is its minimum molecular weight?
Let the molar mass be =M.
If 0.43% Fe has molar mass=100 g.
Then, 56 g Fe has molar mass=100×56÷0.43 =13023.26=13Kg mol −1 .
Cytochromes are electron-transporting protein pigments concerned with cell respiration that contain an iron-containing molecule called heme, true to that of hemoglobin. When the iron of heme accepts an electron , it changes from the oxidized ferric (Fe III) state to the, reduced ferrous (Fe II) state. oxidation of cytochromes to molecular oxygen and their subsequent reduction by oxidizable substances in the cell is the main way in which atmospheric oxygen enters into the metabolism of the cell. About 90% of all oxygen consumed is mediated by the cytochromes.
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Functions of behavior can be classified in several ways, including social vs _____________
Functions of behavior can be classified in several ways, including social vs automatic.
What is function?The reason an object or process appeared in a system that underwent natural selection is called its function. Usually, the achievement of some goal is the motivation behind this. For instance, chlorophyll aids in the process of photosynthesis by helping to capture solar energy.the function, importance, importance, or purpose of a component, function, or quality of an organism.The characteristics, actions, and components of living organisms are given functions. The term "function" can be used to describe a thing's use, an advantage it provides to an organism, or the causal contribution it makes to a more sophisticated system's capability.Organization, metabolism, response, motions, and reproduction are among the fundamental functions of life. There are extra requirements for growth, differentiation, respiration, digestion, and excretion in humans, the most complicated form of life.Learn more about function here:
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What documented examples from real-life organ donors can you provide to help you demonstrate how a regulated human organ trade would (or would not) be exploitative?
The only thing that is felt is the terrible medical footprint left by organ traffickers, who make money in the shadows.
It exposes vulnerable groups, also known as "donors," and first-world recipients, sometimes known as "recipients," to severe exploitation and lifelong health effects.Transplantations that take place for profit commercially or outside of established national healthcare systems are referred to as organ trade.A market for human organs, in which individual body parts are valued as commodities, might result in a broad commodification and coarsening of interpersonal interactions. Any system for selling organs would establish an economic rather than a philanthropic link between the buyer and the seller, posing issues with quality control. Organ donation poses immediate surgical risks such as discomfort, infection, hernia, bleeding, blood clots, wound problems, and, in extreme circumstances, even death.learn more about organ traffickers here: https://brainly.com/question/24004490
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When sand and small pebbles bounce along the earth's surface as they are blown by wind it is called:________
The sugar also known as dextrose, and blood sugar is ________. glucose galactose fructose lactose sucrose
The sugar is also known as dextrose, and blood sugar is glucose. glucose galactose fructose lactose sucrose.
Dextrose is the name of a simple sugar made from corn or wheat it's chemically identical to glucose, or blood sugar.Dextrose injection is a sterile solution used to provide your body with extra water and carbohydrates.
Dextrose works with the aid of speedy increasing the quantity of glucose in your blood. Glucose is found in ingredients wealthy in carbohydrates, together with bread, potatoes, fruit, pasta, and rice. Glucose is a supply of power, and all the cells and organs in your body want glucose to feature properly.
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Determine if there is a statistically significant difference between the absorption data of
black walnut trees and maple trees
Yes, there is a statistically significant difference between the absorption data of black walnut trees and maple trees due to difference in values of absorption.
Determine if there is a statistically significant difference?Yes, there is a statistically significant difference between the absorption data of black walnut trees and maple trees because the average carbondioxide absorption of black walnut is 7.26 while on other hand, the average carbondioxide absorption of maple tree is 5.82. We can see there is big difference of absorption data between black walnut trees and maple trees.
So we can conclude that there is a statistically significant difference between the absorption data of black walnut trees and maple trees due to difference in values of absorption.
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What is the molarity of an aqueous solution that is 6. 75% glucose C6H12O6 by mass? Density of solution is 1. 03 g/ml. Also calculate the molality as well.
The molarity of an aqueous solution that is 6.75% glucose (C6H12O6) by mass is 3.86 M. The molality of the solution is 0.402m.
Now, an aqueous solution that is 6.75% glucose (C6H12O6) by mass means that 6.75g of glucose is dissolved in 93.25g of water resulting in a 100g solution.
Molar mass of C6H12O6 = 6x12 + 12x1 + 6x16
=72 + 12 + 96 = 180
No. of moles (n) of solute (C6H12O6) = Given mass / Molar mass
= 6.75 / 180 = 0.0375
Molarity (M) is defined as the number of moles of solute dissolved in one liter of solution.
Molarity = Moles of solute / Volume of solution in liter
= 0.0375 / [tex]\frac{1}{103}[/tex] = 3.86M
Molality (m) is defined as the number of moles of the solute per kilogram (kg) of the solvent and is expressed as:
Molality = Moles of solute / Mass of solvent in kg
= 0.0375 / [tex]\frac{93.25}{1000}[/tex] = 0.402m
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After a stroke, what type of glial cell accumulates within the affected brain region?
Answer:
Treg cells accumulate after ischemic stroke (175). Astrocytes increase the level of IL-33 and CCL1 in response to stroke. IL-33 is thought to promote the proliferation of Treg cells because their numbers in the CNS after stroke is decreased in IL-33-deficient mice (175).
What structure in the male reproductive system produces most of the seminal fluid?
Seminal vesicles are the structures of the male reproductive system that produce most of the seminal fluid.
What are seminal vesicles?Seminal vesicles are a part of the male reproductive system. They are present in a pair and are attached to the vas deference near the bladder.
They are also called seminal glands even though they are made of both glandular tissues and muscular tissues. They produce the seminal fluid which eventually forms the semen when combined with sperms.
The seminal fluid prepared by these vesicles makes up about 80% of the total volume of semen. It contains various components which help the sperms survive and travel through the vagina for fertilization.
Therefore, most of the seminal fluid in the male reproductive system is produced by the seminal vesicles.
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During which phase of meiosis do the homologous chromosomes separate and head towards opposite poles of the cell?
During anaphase, homologous chromosomes separate and head towards opposite poles of the cell.
A cell prepares for cell division by replicating its chromosomes, segregating them, and creating two identical nuclei during the mitotic phase. After the metaphase procedure, the mitotic stage known as anaphase occurs during which the freshly replicated chromosomes are transferred to the opposing poles of the cell and the replicated chromosomes are split. Sister chromatids split from one another and are drawn to the opposite ends of the cell during anaphase. The sister chromatids are able to separate because the protein "glue" holding them together is degraded. Each chromosome now exists on its own. Each pair's chromosomes are drawn to the cell's opposite ends.learn more about anaphase here:
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Meiosis is the process by which cells are produced from a cell that was originally diploid. True or false?.
True; meiosis is the process by which cells are produced from a cell that was originally diploid.
What is meiosis?
The production of offspring by sexual reproduction includes the fusion of two gametes, each with a complete haploid set of chromosomes. Gametes are formed from specialised diploid cells. This specialised kind of cell division that reduces the chromosome number by half results in the production of haploid daughter cells. This kind of division is called meiosis. Meiosis ensures the production of haploid phase in the life cycle of sexually reproducing organisms whereas fertilisation restores the diploid phase. Meiosis occurs during gametogenesis in plants and animals. This leads to the formation of haploid gametes.The key features of meiosis are as follows:
Meiosis involves two sequential cycles of nuclear and cell division called meiosis I and meiosis II but only a single cycle of DNA replication.Meiosis I is initiated after the parental chromosomes have replicated to produce identical sister chromatids at the S phase. Meiosis involves pairing of homologous chromosomes and recombination between them. Four haploid cells are formed at the end of meiosis II.To learn more about meiosis: https://brainly.com/question/7002092
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Look at this picture! Can you tell what type of stone that is?
Answer:
Explanation:
sedimentary rock
you can see layers in the rock
By looking at the given image, one can see that this can be sedimentary rock.
What is sedimentary rock?Sedimentary rocks are formed by the accumulation or deposition of mineral or organic particles at the Earth's surface, followed by cementation.
Sedimentation refers to the processes that cause these particles to settle in place.
Sedimentary rocks form from previously existing rocks or fragments of once-living organisms. They form as a result of deposits accumulating on the Earth's surface. Layering or bedding in sedimentary rocks is common.
Sedimentary rocks arises from pre-existing rock deposits or even fragments of once-living life form that accumulate on the Earth's surface.
When sediment is deeply buried, it becomes compacted and cemented, resulting in sedimentary rock.
Thus, this is the image of sedimentary rock, as there are visible layering and bedding.
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10 branches of science first is definition of science
Second is the differentiante life, earth and physical science
Last is the branch of science
Answer:
ham Bhan k Uthai xeya ta hamra Garmin lagai xa kathi la Kani k bara ma Pharo thanda lagai xai
ANSWER IF YOU SEE THIS ITS URGENTTT PLEASE ANSWER IF YOU KNOW THE ANSWER ITS A LEVEL BIOLOGY WILL MARK BRAINLIEST TO A GOOD ANSWER THAT EXPLAIN IT WELL!
Which of these chemical formulae represents a dissacharide? justify your answer
a.) C6H12O6
b.) C5H10O5
c.) C10H18O9
d.) C12H24O12
The chemical formula that represents a disaccharide is [tex]C_{12}H_{24}O_{12}[/tex]. The correct option is D.
What is a disaccharide?A disaccharide is a simple sugar that consists of 2 units of monosaccharides. The 2 monosaccharides are joined together by a glycosidic linkage.
The simplest monosaccharides have the chemical formula [tex]C_6H_{12}O_6[/tex]. Examples of these monosaccharides include glucose, fructose, and galactose.
This means that the ratio of C to H to O in monosaccharides is 1:2:1.
A disaccharide will have 2 units of monosaccharides. This means that the ratio of C to H to O would remain 1:2:1. The only chemical formula that fulfills this criterium is [tex]C_{12}H_{24}O_{12}[/tex].
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Students construct a graphic organizer to illustrate the different levels of biological organization. Which term does the letter x represent
The term that represents the X letter is an organism (organismic level).
What is an organism?In ecology, the organism level represents the fundamental unit that interacts in a particular ecosystem.
The ecosystem level is composed of organism and abiotic factors (e.g., temperature, water resources, etc) that interact to shape a given environment.
In conclusion, the term that represents the X letter is an organism (organismic level).
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The endothelial cells of the blood vessel produce two important chemicals involved in hemostasis: prostacyclin and ________________.
The endothelial cells of the blood vessel produce two important chemicals involved in hemostasis: prostacyclin and von Willebrand factor.
What is endothelial cell?The primary cell type in the inner lining of the heart, lymph veins, and blood vessels.The interior of the heart and blood vessels are lined with a thin membrane called the endothelium. In addition to enzymes that regulate blood clotting, immunological response, and platelet adhesion, endothelial cells also release chemicals that regulate vascular relaxation and contraction.The majority of the arteries, veins, and capillaries in the brain, skin, lung, heart, and muscle are made of continuous endothelium. Tight connections hold endothelial cells together and keep them attached to a continuous basal membrane.Epithelial cells with particular functions are known as endothelial cells. The fundamental distinction between epithelial and endothelial cells is that while endothelial cells line the internal surfaces of the circulatory system's components, epithelial cells only line the body's internal surfaces.
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What are the causes of Pedophilic Disorder?
Answer:
Defining pedophilia.
Causes and risk factors.
Genetics.
Brain differences.
Hormones.
Developmental issues.
Head injury.
Past abuse.
Explanation:
depending on my research-
An aponeurosis is ________. An aponeurosis is ________. a structural part of the interior of muscle cells a disease of the neuromuscular junction a covering of the myoneural region similar to a tendon in function
An Aponeurosis is a flat sheet of dense fibrous connective tissue.
Following are some features related to Aponeurosis:
They support the muscles and provide strength to the body.Ribbon sheets of Tendon like substanceContains bundles of collagen fibresAnchor muscle or connect themComprise of several tissuesMaintains stability of bodyThey are found throughout the human body.It is structural part of interior of the Neuromuscular junction.They act as insertion sites for fibers in muscle.Maintains strength of bodyDelicateMuscle connectorsIt is similar to tendon in function since it also connects Muscle to Bone like Tendon.
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What other compound must be present along with urea for the urease enzyme to break down urea?
Water is the compound must be present along with urea for the break down of urea.Thus, option B is correct.
What does urea break down into?Urea and water combined together and results into the production of carbon dioxide and ammonia with the help of urease enzyme.
Urea + water = Carbon dioxide+ ammonia
Breakdown of urea occurs in a cycle known as urea cycle and it has five important steps:
Formation of carbamoyl phosphateSynthesis of citrullineCleavage of argininosuccinateGlucogenic and ketogenic amino acidsOxidation of Carbon skeleton of amino acidsTherefore,water is the compound must be present during the process of break down of urea.Thus, option B is correct.
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Your question is incomplete,but most probably your full question was,
What other compound must be present along with urea for the urease enzyme to break down urea?
A.ammonia
B.water
C. pyruvic acid
D. carbon dioxide
Ciliates, such as paramecium, are likely to be found in ____ or in the gut of mammalian grazers where they aid in the digestion of _____
Ciliates, such as paramecium, are likely to be found in freshwater and marine water or in the gut of mammals where they aid in the digestion of plant material.
Small, unicellular Paramecium organisms are common in freshwater ponds and marine habitats. It moves slowly while swimming, frequently shifting its course. It can multiply by dividing two or three times each day under the right circumstances, which can lead to huge populations. It is a member of the Protozoa class of organisms. Because the bacteria that paramecia consume are frequently found on decomposing plants, they play a part in the carbon cycle. In addition to eating the bacteria, Paramecium will also consume decaying plant debris, speeding up the process of decomposition.learn more about paramecium here: https://brainly.com/question/17546239
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A pharmaceutical company went bankrupt after investing in what they thought was a highly promising leptin-like drug for obesity. Their fatal mistake was not hiring and consulting you during drug development. What could you have told them to avert their demise?
Answer choices:
Their drug wasn't strong enough because it was oral and not intravenous
Leptin can't be given as a drug because it's a hormone
Suppression of appetite is not sufficient for reversing obesity
Leptin insensitivity is commonly associated with obesity
Orexin exists to counteract any leptin you introduce
Answer:
Suppression of appetite is not sufficient for reversing obesity I believe
Explanation:
Which event would indicate that evolution has occurred?
An allele frequency changes in a population.
An allele frequency changes in a population.
An animal gets fat.
, , An animal gets fat.,
A white-eyed fly is born into a population of brown-eyed flies.
A white-eyed fly is born into a population of brown-eyed flies.,
A new predator come
a) An allele frequency changes in a population would indicate that evolution has occurred.
Allele frequencies in a population can shift by chance alone due to sampling error from generation to generation, and this is a phenomenon known as genetic drift. Genetic drift is a random process that can produce significant population changes quickly.Allele frequencies in a population are a reflection of genetic variety. Allele frequencies that fluctuate over time may be a sign of genetic drift or a population that has undergone new mutations.The population is evolving if the frequencies of alleles or genotypes differ from the value predicted by the Hardy-Weinberg equation. The allelic frequency is stable from generation to generation in populations that are in the Hardy-Weinberg equilibrium, and the distribution of alleles may be calculated.DISCLAIMER
Which event would indicate that evolution has occurred?
a) An allele frequency changes in a population.
b) An animal gets fat.
c) A white-eyed fly is born into a population of brown-eyed flies.
d) A new predator comes
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How can
pollutants from
humans placed
on the surface
of the earth
impact
groundwater?
A. They can evaporate
then fall back to the
earth later.
B. Human pollution
cannot impact
groundwater.
C. They can percolate
vertically downward
through soil,
eventually reaching
groundwater.
The pollutants from humans placed on the surface of the earth impact groundwater, They can percolate vertically downward through soil, eventually reaching groundwater.
How does groundwater pollution happen?Groundwater located near irregular landfills can be contaminated with fluids. When infiltrating the soil, these fluids reach the groundwater, contaminating them with bacteria.
in this case, is possible to say that They can percolate vertically downward through soil, eventually reaching groundwater.
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In classical conditioning, a stimulus that originally elicited no response but after association with an unconditioned stimulus comes to trigger a conditioned response is call a(n)?
In classical conditioning, a stimulus that originally elicited no response but after association with an unconditioned stimulus comes to trigger a conditioned response is call an unconditioned response.
Pavlov's experiment- First Pavlov tried to get the attention of the dog with the sound of a bell, but the dog did not salivate so, this was a neutral stimulus. After that he presented him with food, the dog salivated. The food was an unconditioned stimulus and salivation was an unconditioned (innate) response.
The classic experiment done by Pavlov, in that experiment the food represents, which is known as the unconditioned stimulus (UCS). The UCS naturally and automatically triggers a response.
The unconditioned response is a response which is of reflexive and involuntary nature, and is reliably induced every time an organism comes across to biologically significant stimuli.
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Drag each tile to the correct box. lucia is walking barefoot in her yard. she accidentally steps on a nail. how will her nervous system work to generate a reaction? arrange the events chronologically. interneurons relay the impulse to motor neurons in the spinal cord. she immediately moves her foot. the sensory neuron generates an impulse. receptors in her toe receive stimuli.
The sequence of events that will occur are as follows:
Receptors in her toe receive stimuli.The sensory neuron generates an impulse. Interneurons relay the impulse to motor neurons in the spinal cord.She immediately moves her footWhat is Nervous System?The brain, spinal cord, and nerves make up the nervous system. It greatly affects how you feel and think, as well as how your body behaves. You can walk, speak, swallow, breathe, and learn thanks to it. It also regulates the body's emergency response.
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Which structure is highlighted?
a) falciform ligament of uterus
b) round ligament of ovary broad
c) ligament of uterus
d) ovarian ligament suspensory
e) ligament of ovary
The round ligament of the ovary is highlighted. The round ligament is the area between the labia majora and the uterine cornu. It is also known as the ligamentum teres uteri and is longer than the ovarian ligament.
On each side of the uterus, the circular ligaments resemble two cords or ropes (womb). Each one is 10 to 12 cm in length. The uterus is held in place by the ligaments, which link it to the pelvis. The uterus is supported and fastened by the rounded ligaments.
The circular ligaments stretch while a woman is pregnant. They expand in size to support the expanding uterus. The round ligament artery also called "Sampson's artery," supplies the round ligament.
Disclaimer: The question is not complete.
Question: Which structure is highlighted?
a) falciform ligament of uterus
b) round ligament of ovary
c) broad ligament of uterus
d) ovarian ligament
e) suspensory ligament of ovary
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Scutellosaurus is a primitive ornithischian that is grouped in with the thyreophoran clade becuase?
Scutellosaurus is a primitive ornithischian that is grouped in with the thyreophoran clade because it has small armored plates on along its back.
Small scutes on the back and sides of the body are a distinguishing feature of the Early Jurassic Period (approximately 200 million to 176 million years ago) genus of small ornithischian dinosaurs known as Scutellosaurus. Although some experts contend that Scutellosaurus' forearms were strong enough to permit quadrupedal mobility, it possessed short forelimbs and robust hind limbs, which are indicative of a bipedal position. Scutellosaurus grew to be 1.5 to 2 meters long (about 5 to 6.5 feet). Its skull lengthened to approximately 9 cm (about 3.5 inches), and it featured a row of fluted cheek teeth in the shape of leaves and many large incisors that appeared to be specialized for feeding on plants.learn more about ornithischian here: https://brainly.com/question/13326704
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