Interspecific relations support hypotheses and conclusions about how species like trees within a forest at a particular successional stage can drive/govern/control succession.
The relationship between one species and another inside a community has advanced through their intelligence, based on the prerequisite and the mode of sustenance and protection additionally on the propensities of species.
The connections between individuals of distinctive populaces are named interspecific relations.
Competitive intelligence between woodland trees is driven by species’ characteristic pecking order, not phylogenetic or utilitarian likeness: suggestions for woodland community assembly.
We assessed these hypotheses utilizing two approaches:
(1) by evaluating interaction qualities between species sets from the tree development information and
(2) by testing whether changes in community structure along successional arrangements compare most unequivocally with one hypothesis over another.
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During DNA replication prior to meiosis, a frameshift mutation occurs. Will this mutation be inherited?
a
Yes, because meiosis makes exact cellular copies.
b
Yes, because frameshift mutations are always passed on to offspring.
c
Yes, because the error happened in a gamete.
d
Yes, because the error happened in a somatic cell.
Yes, a frameshift mutation that occurs during DNA replication prior to meiosis will be inherited because the error happened in a gamete; option C.
What is a mutation?A mutation is a change that occurs in the sequence of nucleotides in a DNA molecule.
Mutations that are inheritable are those mutations that affect the gametes.
Gametes refer to the haploid cells that are produced during the process of meiosis. Gametes produce egg cells and sperm cells.
Therefore, a mutation that occurs prior to meiosis could be inherited because it will be present in the gametes.
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Which term applies to an individual who possesses two recessive alleles for the same trait? Choose the correct answer.
O mutated
O haploid for the trait
O homozygous for the trait
heterozygous for the trait
A person must be homozygous for the trait if they have two recessive alleles for it.
What are alleles?One of two or more genes that may alternate at a specific location (locus) on the chromosome is known as an allele, also known as an allele. The phenotype of a particular trait may be influenced by a single allele, multiple alleles, or pairs of alleles.
The mix of alleles that an organism possesses creates its genotype. The genotype of the organism is referred to as homozygous for that trait if the paired alleles are the same. The organism's genotype is heterozygous if they are different.
In heterozygous matings, dominant alleles abolish the features of recessive alleles. Alleles, however, can co-dominate for some features. H. Neither recessive nor dominant. For instance, in the human ABO blood group system, recessive traits result in homozygosity for the gene. Because there is no dominant gene to cover up the recessive allele, it is expressed.
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how does interphase prepare cells for mitosis?rest prior to cell divisiongrowth of cell and replication of dnadissolution of nucleus and cell membranedivision of cytoplasm
During interphase the cell grows in size and DNA replicates itself.
A cell prepares for cell division during the interphase, which is its resting or metabolic phase. The interphase period is when the cell gets ready for mitosis. This is accomplished by multiplying the cell's DNA and enlarging the cell. A typical cell spends the majority of its time during cell division in interphase, which is the phase of the cell cycle. The metabolic or "everyday life" phase of the cell is known as the interphase, during which the cell develops, repeats its DNA in order to be ready for mitosis, and does other "typical" cell operations.
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a student working in a lab that studies rats was asked to genetically modify a rat that could tolerate dehydration using one of two methods: change the amount of vasopressin that the rat produces (increase or decrease) or change the amount of aldosterone that the rat produces (increase or decrease). what method would you choose and why? draw a feedback loop which shows how your genetic modification would be an advantage (
The approach that can be taken is to boost vasopressin production. This is due to the fact that too much vasopressin will cause urine to absorb more water.
How does aldosterone promote the reabsorption of water?By attaching to the MR, moving to the nucleus, and boosting the transcription of sodium channels and transporters, aldosterone promotes sodium transport and, inadvertently, encourages water reabsorption in the renal distal tubule.
What causes an increase in aldosterone?When the adrenal glands release too much aldosterone, hyperaldosteronism results. The adrenal glands themselves are the cause of primary hyperaldosteronism. The adrenal gland's noncancerous (benign) tumour is the most common cause of case.
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how can you increase system efficiency
You increase system efficiency to create the smooth running system
The energy efficiency of a system or device that convert energy is measured by the ratio of the amount of useful energy put out by the system means output energy to the total amount of energy that is put in means input energy by useful output energy as a percentage of the total input energy allow you to achieve more with less get things done in less time and allow you to scale your operation
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Which 2 events during meiosis increase genetic variation by ensuring that each egg and each sperm will be unique?.
Recombination and independent assortment are the two events that increase genetic variation.
In sexually reproducing organisms, meiosis is a kind of cell division that results in a reduction in the number of chromosomes in gametes (the sex cells, or egg and sperm).
This variety of potential gametes is the result of homologous pair orientation during metaphase of meiosis I and crossing over.
CROSSING OVER: Every cell that undergoes meiosis has a unique set of places where homologues cross across and exchange genetic material. These locations are mostly picked at random. Crossovers will take place at numerous distinct places if meiosis occurs often, as it does in the ovaries and testes of humans. Recombinant chromosomes, or chromosomes where DNA fragments have been exchanged between homologues, are produced in a vast diversity as a result of this repetition.
INDEPENDENT ASSORTMENT: Another significant source of gamete variation is the random orientation of homologous pairs during metaphase of meiosis I.
Thus, by these two processes the genetic variation is maintained and thus each gamete is different from other.
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What is true about a carrier of a recessive disorder?
a
The carrier has two copies of the allele and exhibits symptoms.
b
The carrier has one copy of the allele and exhibits symptoms.
c
The carrier has two copies of the allele and does not exhibit symptoms
d
The carrier has one copy of the allele and does not exhibit symptoms.
The carrier of a recessive disorder doesn't show the disease. The carrier has one copy of the allele and doesn't exhibit symptoms. Option d is the correct answer.
What is a recessive disorder?A recessive disorder may be autosomal or sex-linked ( present on X chromosome). A recessive disorder is expressed when two recessive alleles are present . An example is cystic fibrosis.
This is an autosomal recessive disorder. F is a normal allele, while f is diseased. F is dominant, and f is recessive. Normal people have the FF genotype, carriers are heterozygous and have the Ff genotype, and diseased people have the ff genotype. The carrier person won't show any symptoms and will have a single recessive allele.
Hence, the carrier has no symptoms but carries a single recessive allele. Option D is the correct answer.
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Why do heart cells have different characteristics than skin cells?
Responses
Heart cells have different DNA than skin cells.
Heart cells reproduce by cell differentiation.
Heart cells express different genes than skin cells.
Heart cells reproduce by mitosis
Answer:
c) Heart cells express different genes than skin cells.
Explanation:
Heart cells have different characteristics than skin cells because, the heart cells express different genes than skin cells. Hence, the option (c) is correct answer.
These can occur when electricity ignites explosive gases in the air, such as pure oxygen, methane, or natural gas.
Answer:
These can occur when electricity ignites explosive gases in the air, such as pure oxygen, methane, or natural gas;Explosions
Explanation:
No explanation really needed hence the fact it says when electricity ignites explosive gases in the air.
Have a nice day^^
4. Identify possible solutions (for hurricanes).
Solution #1:
Solution #2:
Solution #3:
Solution #4:
Solution #5:
Hello..!
4. Identify possible solutions (for hurricanes).
Not burningDo not litternot felling treesDo not throw waste into the seaSave water (No votes a lot)I don't know if you meant that and if not here is another way :v
Buy your groceries before the hurricaneDo not leave homeIf you are in the hurricane keep calmProtect your house with anticyclonic curtains.Have emergency lamps.I hope those of the 2 have served you.
Greetings.
which of the following conclusions about the genetics of alcohol use disorders can be legitimately drawn from adoption studies?
Conclusions about the genetics of alcohol use disorders can be legitimately drawn from adoption studies that have suggested a genetic basis for AUD, and identification of the genetic risk variants has been challenging.
Even though thinking about crossing numerous approaches has recommended a hereditary premise for AUD, recognizable proof of the hereditary chance variations has been challenging.
A few promising comes about are rising from GWAS considers; in any case, bigger test sizes are required to move forward with GWAS comes about and determination.
As the field of hereditary qualities is quickly creating, entire genetics sequencing might before long gotten to be the unused standard of cross-examination of the qualities and neurobiological pathways which contribute to the complex phenotype of AUD.
This audit analyzes the hereditary underpinnings of Liquor Utilize Clutter (AUD), with an accentuation on GWAS approaches for recognizing hereditary hazard variations.
The foremost promising comes about related to AUD and alcohol-related phenotypes have included SNPs of the liquor digestion system qualities ADH and ALDH.
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which stage of urine production involves the removal of substances from the bloodstream? question 18 options: a) reabsorption b) excretion c) filtration d) secretion
The elimination of chemicals from the circulation occurs during the stage of urine production known as filtering.
Which step in the creation of urine requires replenishing the bloodstream with water, nutrients, and electrolytes?The procedure in question is known as glomerular filtration. kidney tubules These small tubes reabsorb and release the necessary minerals, nutrients, and water for your body (including sodium and potassium).
Where does urination take place?As it travels through the nephrons and down the renal tubules of the kidney, urea, along with water and other waste products, creates the urine. both ureters. Urine passes through these small tubes from the kidneys to the bladder.
What three steps are involved in producing urine?The three steps of urine production are glomerular filtration, reabsorption, and secretion.
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why is running marker proteins of a known weight alongside other proteins that have ambiguous weights important in running an sds-page gel?
They serve as a point of reference for the subunits whose weights are unknown.
What causes proteins to go through the gel and reach the cathode?Proteins act like amino acids in an electrical field due to their positively and negatively charged side chains; during electrophoresis, they migrate to the cathode (negative terminal) at low pH values and to the anode at high pH values (positive terminal).
What roles does SDS play in gel electrophoresis for determining protein sizes?To enable the protein fragments to move through the negatively charged gel, SDS is in charge of providing an overall positive charge to them at an equal charge to mass ratio.
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Marine Science What causes turbulence?
a. exposure to ultraviolet rays
b. being too high in the atmosphere
c. severe weather in the troposphere
d. unusually high ocean temperatures
Compare the transport of glucose with the transport of fats and cholesterol in the body
Cholesterol is conveyed by complex particles is known as lipoproteins whereas Glucose transporter (GLUT) is a transport protein responsible for the transportation of glucose.
What transports cholesterol throughout the body?Cholesterol proceeds through the blood on proteins called “lipoproteins.” Two types of lipoproteins carry cholesterol all around the body: LDL (low-density lipoprotein) cholesterol, sometimes called “bad” cholesterol that makes up most of your body's cholesterol. Cholesterol.
This is transported by compound particles, called lipoproteins, which have specific proteins on their surface. These proteins, called apolipoproteins, have a crucial function in the metabolism of lipoproteins.
So we can conclude that Lipoproteins transport cholesterol and fatty acids throughout the body. Cholesterol is a major elector of every mammalian cell membrane.
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1. Explain why DNP is effective at preventing the production of ATP in cellular
respiration and photosynthesis. Specify the relevant reactions in
photosynthesis and cellular respiration.Reference any sources that you consulted in composing your response.
2. Given the number of deaths caused by DNP, should it still be allowed to be sold as a commercial herbicide? Support your answer by including the risks and benefits of DNP.
ANSWER BOTH PLEASE THANK YOU
DNP functions as a protonophore, allowing protons to pass through the inner mitochondrial membrane and bypass ATP synthase. This reduces the efficiency of ATP energy production.
What is DNP?2,4-dintrophenol (DNP) aids in the movement of protons across cell membranes, resulting in a decrease in ATP production (adenosine triphosphate, the molecule that transports energy within cells).
DNP acts as a protonophore, allowing protons to bypass ATP synthase by passing through the inner mitochondrial membrane. This reduces the efficiency with which ATP energy is produced.
As a result, the proton gradient cannot form across the inner mitochondrial membrane because H+ (hydrogen ion) pumping is halted. As a result, the pH across the inner membrane of mitochondria will decrease.
DNP is toxic to humans and can result in death as well as serious physical side effects. In the United Kingdom, selling DNP for human consumption is a crime.
Thus, it is dangerous to use DNP.
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if a serum specimen is diluted 1:2 with buffer beginning in tube 2 and serially diluted 1:2 in each of five subsequent test tubes that follow, what is the final dilution of serum in tube 5 ?
The ratio of serum concentration in the final tube to that in the first tube is 1:64. (or 164 of the original concentration).
The proportion of the parts in respect to one another is expressed as a part-to-part ratio. The whole is made up of all its component components. "1 to 2" is how the ratio 1: 2 is written. This indicates that out of the sum of 3, one component is worth 1 and another part is worth 2.
When a solvent is added, the concentration of the solute in the solution is diluted. By removing the solvent, concentration raises the solute concentration in the solution. Because each molecule needs a certain amount of energy to break bonds, dissociation rises with dilution. Take HCl as an example; it requires a certain amount of energy to split into H+ and Cl-.
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select all that are categories of neurotransmitters based on chemical composition. multiple select question. acetylcholine sterols neuropeptides glycoproteins monoamines amino acids
Based on their chemical make-up, neuropeptides and monoamines are two categories of neurotransmitters.
What are the four classifications of neurotransmitters according to chemical make-up?According to their chemical and molecular characteristics, the four main types of neurotransmitters include peptides like somatostatin and opioids, amino acids like glutamate and glycine, monoamines like dopamine and norepinephrine, and purines like adenosine triphosphate (ATP).
Test your knowledge of neurotransmitters.Neurotransmitter definition. An impulse is transmitted from one nerve cell to another nerve, muscle, organ, or other tissue through the release of a substance from a nerve cell. Neurologic information is transported from one cell to another via neurotransmitters.
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LUNG
Complete the sentences.
1. Oxygen is carried to all parts of your body in your
2. Another name for alveoli is A ______________ S
3. The bronchial tubes start at the bottom of your T
4 Dirt is kept out of your lunge by they hairs called C
5. Air comes into your lungs through bronchial U _____________S
I
6. The cilia and mucus keep your lungs clean, pink and
E
7. All of the parts of our body that help us breathe are called the
Respirator.
(2 words)
_D
t
system.
Answer:
7) digest system, 3) throat
Please answerrrrrrrrrr
Answer:
the last one: macromolecules can be converted into other forms such as carbs being stored as fats.
What is the primary advantage of using phase comparison in an interference microscope?.
The main primary advantage of using phase comparison in microscopy is that the living cells can be examined in their natural state without previously being killed and stained with dyes or other heavy metals
Explanation:
The technique has the advantage of making it possible to visualize cell organelles and structures that are invisible in bright fields this makes it easier to distinguish the organelles.
It is suitable for living cells when they are being analyzed in the lab unlike other techniques which require the specimen to be dead, it also good for studying and interpreting thin specimens this is because of its high contrast resolution ability which is the ability to distinguish in detail the distance at which two distinct points of a specimen are located
the phase shifts are invisible but they come visible in brightness variations
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inputs of cellular respiration are oxygen and chemical potential energy. outputs of cellular respiration are: group of answer choices water, glucose, and sucrose. carbon dioxide, water, and atp. carbon dioxide, glucose, and fructose. water and energy in the form of adp.
The output of the cellular respiration are Carbon dioxide, water, and ATP.
Cell respiration is a sequence of chemical reactions that wreck down glucose to provide ATP, which may be used as power to strength many reactions at some point of the frame. There are 3 major steps of cellular respiration: glycolysis, the citric acid cycle, and oxidative phosphorylation.
Cellular respiration is the manner that occurs in the mitochondria of organisms (animals and plants) to interrupt down sugar in the presence of oxygen to release power in the form of ATP. This procedure releases carbon dioxide and water as waste products.
There are two sorts of mobile breathing (see mobile breathing concept): aerobic and anaerobic. One happens inside the presence of oxygen (cardio), and one happens inside the absence of oxygen (anaerobic). both begin with glycolysis - the splitting of glucose.
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Why were Cynognathus fossils were important to Wegener's theory?
A They were found on lands now separated by a wide ocean
B They were the oldest fossil found at the time.
C They were found on lands joined together today.
D They were discovered in Antarctica and Africa.
What did Alfred Wegener try to prove with fossil evidence?
A that Earth is almost 5 billion years old
B that Earth is round, not flat
C that Earth once had no continents
D that Earth's landmasses move over time
Cynognathus fossils were important to Wegener's theory They were found on lands now separated by a wide ocean .
Cynognathus fossils are an important evidence for Wegener's theory as these were present over lands that are now separated by a wide ocean They also have iron particles that were present with in the Earth's magnetic field.
The important evidence that strongly supported the Theory of Continental Drift is the fossil record. Fossils record carries the evidence of similar types of plants and animals present on rocks of a similar age on the shores of different continents, suggesting that the continents were joined together.
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scientists studying the origin of life have accomplished which of the following steps? scientists studying the origin of life have accomplished which of the following steps? abiotic synthesis of rna 's bases ( a , c , g , u ) abiotic synthesis of protocells with self-replicating, catalytic rna formation of protocells that use dna to direct the polymerization of amino acids formation of vesicles that use rna as a template for dna synthesis
The steps achieved by scientists studying the origin of life are:
abiotic synthesis of RNA 's bases ( A, C, G, U ).abiotic synthesis of protocells with self-replicating, catalytic RNA.RNA is the Ribonucleic Acid. It contains a ribose sugar and the nitrogenous bases are: adenine, guanine, uracil and cytosine. There are two types of RNAs: the coding RNA and the non-coding RNA. m-RNA belongs to the category of coding RNA while r-RNA and t-RNA belongs to the category of non-coding RNAs.
Protocells are the self-organizing spherical ball of lipids that have the potential to give rise to life. It acts as the stepping stone for the origin of life.
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Despite government protection, human activities are impacting Okefenokee. In addition to acid rain, precipitation deposits mercury, emitted by coal-burning power plants and waste incinerators, to the swamp. How might this effect animal life in the swamp?
A) mercury levels cause death to all species in the swamp ecosystem
B) mercury in the swamp water is passed back to humans in their drinking water
C) biomagnification of mercury results in toxic levels of mercury high in the food chains
D) air pollution from local-burning planta results in an increase in acid rain which causes death to aquatic species
biomagnification of mercury results in toxic levels of mercury high in the food chains this effect animal life in the swamp.
Biomagnification chemical can accumulate in an organism from exposure to both food and water, leading to a concentration that is higher than what would have happened with just water exposure and, consequently, higher than what equilibrium would predict. This process is known as biomagnification. When contaminated phytoplankton is consumed by slightly larger creatures known as zooplankton, the POPs that are absorbed into their tissues at a higher concentration are biomagnified. A zooplankton will consume more polluted phytoplankton and accumulate more pollutants as a result. Synthetic toxicants produced through artificial means are not considered toxin because a toxin is a poisonous substance produced within living cells or organisms.
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if i want to donate bodily tissues and organs in the event of my death, what is the best thing to do to insure that outcome?
The easiest way to ensure that happens is to register my intentions into my state's first-person consent register.
Tissue donation is the process by which a dying person gives away pieces of their body (such as skin, heart valves, ligaments, bones, veins, corneas, etc.) to be used in transplants to treat different deformities, wounds, and other conditions.
The following human tissues which can be considered and utilized during tissue donation in several surgical procedures: nerves, tendons, heart valves, veins, skin, and musculoskeletal tissue.
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cells with class i major histocompatibility complex (mhc) proteins that contain a foreign antigen will be destroyed after: stimulating the membrane attack complex (mac). being bound by helper t cells. being bound by cytotoxic t cells. releasing histamine.
Cells with class I major histocompatibility complex (MHC) proteins that contain a foreign antigen will be destroyed after being bounded by cytotoxic t-cells.
What is major histocompatibility complex (MHC)?Major Histocompatibility Complex (MHC), a collection of genes that produce proteins located on the cell surfaces that aid in the immune system's ability to identify foreign objects. The higher vertebrates include MHC proteins. The complex is also known as the human leukocyte antigen (HLA) system in humans. The purpose of MHC molecules is to bind and display pathogen-derived peptide fragments on the cell surface for recognition by the proper T lymphocytes.
What are cytotoxic t-cells?A particular class of immune cell that is capable of eliminating specific types of cells, such as virus-infected cells, cancer cells, and alien cells. To destroy cancer cells, cytotoxic T cells can be isolated from other blood cells, cultured in a lab, and then administered to a patient.
Thus from above conclusion we can say that cells with class I major histocompatibility complex (MHC) proteins that contain a foreign antigen will be destroyed after being bounded by cytotoxic t-cells.
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What is the weather like for after a stationary front?
Answer:
cloudy skies and prolonged precipitation can occur, with mesocyclone systems. When the warmer air mass is very humid, heavy or extreme precipitation can occur.
Explanation:
mmediately after the repolarization phase of an action potential, the neuronal membrane is temporarily unable to respond to the stimulation of a second action potential. the brief pause is called the refractory period. what must happen to
The ball domain is released from the channel pore and the channel turns back to closed state after the repolarization phase of an action potential.
The ball domain here describes the ions flowing in and out of the cells in response to the action potentials. A portion of the neuron becomes positively charged when Na+ channels open at the beginning of an action potential, allowing a flood of Na+ ions from outside the cell to enter. This is called depolarization. K+ ions from inside the cell flood out when K+ channels open, making that region of the neuron membrane more negatively charged. This is termed as repolarization. These mechanisms are what alter the cell membrane's voltage.
The brief pause between the opening of these two channels to initiate a second action potential is termed as refractory period. It describes the time it takes for an excitable membrane to reach a resting state after responding to a second stimulus in terms of action potentials.
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Complete question is:
Immediately after the repolarization phase of an action potential, the neuronal membrane is temporarily unable to respond to the stimulation of a second action potential. the brief pause is called the refractory period. what must happen to the voltage-gated sodium channel for the refractory period to end?
Harry investigated the effects of fizzy cola drink on his heart rate.First he measured his heart rate every minute for 5 minutes when sitting down. Then he drank some cola.He continued to measure his heart rate at regular intervals. This is a graph of his results.
Harry measure his heart rate every minute for 5 minutes before drinking his cola because Before he drank the cola, he wanted to be sure of what his resting heart rate was.
The graph demonstrates that Harry's heart rate rose continuously for 10 minutes following the cola consumption—it went from 69 to 86 beats per minute. It would reveal whether Harry's condition was impacted by the fizzed-up gas bubbles or a component of the cola composition, such as the heart rate.
Your heart rate can go up if you drink cola with caffeine. Sodas and other sugar-filled beverages dominate the American diet. Beyond the negative effects of regularly ingesting sugar-sweetened beverages, there is an additional risk associated with caffeine use: the possibility of experiencing uncomfortable heart palpitations.
CORRECT QUESTION:
Harry investigated the effects of fizzy cola drinks on his heart rate. First, he measured his heart rate every minute for 5 minutes when sitting down. Then he drank some cola. He continued to measure his heart rate at regular intervals. This is a graph of his results.
Why did Harry measure his heart rate every minute for 5 minutes before drinking his cola? What evidence is there in the graph to support his idea that cola affects his heart rate?
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