CUAL ES LA CONCENTRACIÓN DE OXÍGENO EN EL AIRE EN LA PAZ (BOLIVIA) CARTAGENA, Y COLOMBIA
Answers
Answer:
La concentración de oxígeno tanto en La Paz (Bolivia), como en Cartagena y en Colombia es la misma. Lo que se modifica según las alturas a las que se encuentran esas ciudades es la presión del aire, que a mayor altura menor presión. Esto hace que haya menor cantidad de oxígeno disponible para nuestro cuerpo.
Explanation:
Se dice que a 3000 metros sobre el nivel del mar la disponibilidad de oxígeno para el cuerpo humano se reduce en un 30% aproximadamente, y a más 5000 metros al menos al 50%. Esto puede producir hipoxia, o falta de oxígeno en sangre. También se le llama mal de altura o soroche.
La respiración pulmonar se debe a un intercambio de gases y gracias a diferencias de presiones en el aire que inspiramos y en nuestro cuerpo y sangre.
En ciudades como La Paz, que se encuentra a más de 3000 metros sobre el nivel del mar, se suele encontrar en la sangre de las personas una menor saturación de oxígeno que en aquellas que viven en ciudades a altitudes cercanas al nivel del mar.
Related Questions
in which type(s) of conjugation event are donor bacterial genes transferred to the recipient? question 11 options: f x f- hfr x f- f' x f-
Answers
The transfer of bacterial genes from a donor to a recipient cell is known as conjugation. In f x f- and hfr x f- types of conjugation event, the donor bacterial genes are transferred to the recipient.
Conjugation is a process of gene transfer in bacteria where two bacterial cells temporarily connect to transfer genetic material, such as plasmids. It is one of the three ways bacteria exchange genetic material. The bacterial genes are transferred through a tube-like structure called a pilus, which connects the two cells.
The different types of conjugation events are: f × f-: In this type, the F+ plasmid is present in the donor cell and the recipient cell lacks the F plasmid. The donor bacterial cells transfer the F plasmid to the recipient cells, converting them into the F+ cells.
Hfr × f-: In this type, the Hfr cell transfers its chromosomal genes to the F- cell through conjugation. However, the transfer is incomplete as the entire chromosome is not transferred, and the Hfr cell remains an Hfr cell. The recipient cell remains F-.F’ × F-: In this type, the donor cell carries an F’ plasmid, which contains chromosomal genes that were previously incorporated into the plasmid. The recipient cell remains F-.
Therefore, we can say that in f × f- and hfr × f- types of conjugation events, the donor bacterial genes are transferred to the recipient.
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Which of the following clues would tell you if a cell is prokaryotic or eukaryotic?
a. whether or not the cell carries out cellular metabolism
b. the presence or absence of ribosomes
c. whether or not the cell is partitioned by internal membranes
d. whether or not the cell contains DNA
Answers
The answer is option c.
Whether or not the cell is partitioned by internal membranes would tell you if a cell is prokaryotic or eukaryotic. The cell is the basic unit of life. There are two types of cells: prokaryotic and eukaryotic.
Prokaryotic cells are simpler in structure than eukaryotic cells. Bacteria are the best-known examples of prokaryotes.
Eukaryotic cells are more complex in structure than prokaryotic cells. Animals, plants, fungi, and protists are all examples of eukaryotes.
The cells of eukaryotes are partitioned by internal membranes. These membranes form organelles, which are specialized structures with unique functions that operate inside the cell. These organelles enable eukaryotic cells to carry out a wide range of specialized functions.
For example, mitochondria generate energy, the Golgi apparatus sorts and packages proteins, and the nucleus stores and protects the cell's genetic information. The ribosomes are present in both prokaryotic and eukaryotic cells, although they are somewhat different in each.
Eukaryotic ribosomes are larger and more complex than prokaryotic ribosomes, but both serve the same basic function of synthesizing proteins.
Therefore, option c is correct.
The presence or absence of internal membranes would tell you if a cell is prokaryotic or eukaryotic.
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A change in pH has the greatest impact on which life process?
A change in pH has the greatest impact on which life process?
A) synthesis
B) regulation
C) growth and development
D) transport
Answers
A change in pH can have a significant impact on many life processes, but it has the greatest impact on regulation.
define pH ?
pH is a measure of the acidity or basicity of a solution. It is a logarithmic scale that ranges from 0 to 14, with 7 being neutral, values less than 7 being acidic, and values greater than 7 being basic or alkaline. The pH of a solution is determined by the concentration of hydrogen ions (H+) in the solution. A higher concentration of H+ ions in a solution corresponds to a lower pH and greater acidity, while a lower concentration of H+ ions corresponds to a higher pH and greater basicity.
A change in pH can have a significant impact on many life processes, but it has the greatest impact on regulation. pH is a measure of the acidity or basicity of a solution and plays a critical role in many biological processes, including enzyme function, protein structure, and the stability of cell membranes. A small change in pH can cause significant disruptions in these processes, which can lead to a range of physiological changes and health problems. For this reason, organisms have evolved various mechanisms for regulating their internal pH, including the release of buffers and the control of acid-base balance, in order to maintain a stable internal environment and ensure proper functioning.
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which event usually happens first during ecological succession
Answers
Answer:
pioneer microorganisms
Explanation:
just took test
answer this please btw this a biology question .
Proteins are found in all cell types and tissues. Contrast to proteins found in skeletal tissue, what is the main function of proteins found in antibodies.
a) to provide storage for elements
b) to allow muscle movement
c) to provide storage for energy
d) to protect against disease
Answers
Answer:
D
Explanation:
Answer:
i believe it to be B or d one of the two most likely B
Explanation:
Drag the terms on the left to the right side to place them in the order from largest diameter (on top) to smallest diameter (on bottom). (Think about these in the respiratory tract of one person.) Largest diameter Bronchiole Trachea Alveolar duct Pharynx Capillary Bronchus Smallest diameter
Answers
The respiratory bronchioles in humans are defined as having a diameter less than 0.5 mm. Since they lack cartilage, they must rely on inhaled.
What respiratory organ has the biggest diameter?The largest airway is the trachea, or windpipe. The left and right bronchi, which connect to the two lungs, are two smaller airways that emerge from the trachea. The right lung has three lobes while the left has two. Each lung is divided into these lobes.
The trachea is larger than the bronchi, right?The trachea, also referred to as the windpipe, is a tube that most humans have that is around 4 inches long and less than an inch in diameter. Beginning just below the larynx (voice box), the trachea descends behind the breastbone (sternum).
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Which part of the cell control the cell activities
Answers
Answer: The answer would be nucleus.
Explanation:
The nucleus is well known for the command center. That’s how you get the answer.
Answer:
the nucleus
Explanation:
Which of the following accurately describe a sampling distribution of the mean? It is the distribution of the means of all possible samples of fixed size n from a population.
Answers
A sampling distribution of the mean is a theoretical distribution that represents the distribution of sample means that could be taken from a population. It is calculated by taking all possible samples of a fixed size n from the population and calculating the mean for each sample.
The sampling distribution of the mean is a distribution of the means of all possible samples of fixed size n from a population.
A sampling distribution of the mean has the following characteristics:
1. The mean of the sampling distribution of the mean is equal to the mean of the population from which the samples are taken.
2. The standard deviation of the sampling distribution of the mean is equal to the standard deviation of the population divided by the square root of the sample size.
3. The sampling distribution of the mean is approximately normal, regardless of the distribution of the population, as long as the sample size is sufficiently large (usually n > 30).
4. The width of the sampling distribution of the mean decreases as the sample size increases, indicating that larger samples are more representative of the population.
Therefore, a sampling distribution of the mean is the distribution of the means of all possible samples of fixed size n from a population, and it provides important information about the characteristics of the population.
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If the sequence of one strand on DNA is CTA GCT CCA, what is the
complementary strand? *
Answers
Answer:
If the sequence of one strand on DNA is CTA GCT CCA, the complementary strand is GAT CGA GGT.
Explanation:
The DNA molecule has four nitrogenous bases in its structure, two purines —adenine and guanine— and two pyrimidines, cytosine and thymine.
The two DNA strands are linked by hydrogen bonds established between their complementary nitrogenous bases, where a purine is complemented by a pyrimidine.
In the case of DNA, adenine is complemented by thymine and cytosine is complemented by guanine:
A=T
C≡G
In the sequence belonging to a DNA strand CTA GCT CCA, the strand that is complementary would be GAT CGA GGT.
For the following template
DNA sequence:
3 TÁC AGA - GGT -
TCG - ATC 5'
a) provide the amino acid
sequence
b) provide the anticodons in
order
c) Mutate the above DNA
sequence to introduce a
silent substitution. Write the
mutated DNA sequence
down.
Make sure to clearly
indicate if your answer for
each part by labeling it a) or
b) or c)
Answers
Answer:
a) Methionine- Serine- Proline- Serine- STOP.
b) UAC- AGA - GGU -
UCG - AUC
c) AUG- UCG- CCA- AGC- UAG
Explanation:
A) The DNA sequence in this question is given as follows: 3 TÁC -AGA - GGT -
TCG - ATC 5'. This sequence undergoes transcription and translation (gene expression) in order to give rise to an amino acid sequence.
The mRNA sequence that will result following transcription is: AUG- UCU- CCA- AGC- UAG
Following translation, each codon in the above mRNA sequence will result in the following amino acid sequence: Methionine- Serine- Proline- Serine- STOP.
B) Anticodons are a group of three nucleotides that are complementary to a codon found on the tRNA molecule. The anticodons for each codon on the mRNA sequence is: UAC- AGA - GGU -
UCG - AUC
C) Silent mutation is a type of substitution mutation in which one or more nucleotide base is replaced by another in such a way that it does not change or alter the amino acid sequence. Using the mRNA sequence: AUG- UCU- CCA- AGC- UAG
A mutated sequence is as follows: AUG- UCG- CCA- AGC- UAG. Note that, G has replaced U in the second nucleotide. However, there is no change in amino acid that results because the same UCU that codes for SERINE is also encoded by UCG.
Which element carries the most current out
of the following elements?
A. copper
B. gold
C. diamond
Answers
Answer:
A. Copper.
Explanation:
Silver and Copper are the best conductors.
Copper conducts the most current
scientific hypotheses must be testable. applying this criterion, are cuvier's explanation of the fossil record and lamarack's hypothesis of evolution scientific? explain your answer in each case.
Answers
By this criterion, Cuvier's explanation of the fossil record and Lamarck's idea of evolution are both scientific. Cuvier believed that species did not change throughout time.
Cuvier also proposed that extinctions in certain locations were triggered by rapid, catastrophic catastrophes, and that such areas were eventually repopulated by a new group of species that moved from other areas. These claims may be checked against the fossil record, and his claim that species do not evolve has been proven false. Lamarck's concept of use and disuse, for example, may be used to establish testable predictions for fossils of groups such as whale forebears as they adapted to a new home. Lamarck's notion of use and disuse, as well as his linked principle of the inheritance of experienced features, can be tested directly in live creatures; both have been proved to be erroneous.
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The efficiency of photosynthesis varies with the wavelengths of the light that illuminates the chloroplasts. In an experiment to study the relationship between the incoming light wavelengths and the chemical reactions of photosynthesis using a species of green algae, a researcher labeled the CO2 supply to the algae with 14C, and the H2O with 18O.
Which of the following results is expected?
More 14C is found in the algae when it is illuminated by green light than when it is illuminated by violet-blue and red light.
More 18O is found in the algae when it is illuminated by green light than when it is illuminated by violet-blue and red light.
More 14C is found in the algae when it is illuminated by violet-blue and red light than when it is illuminated by green light.
More 18O is found in the algae when it is illuminated by violet-blue and red light than when it is illuminated by green light.
Answers
Answer:
more C14 found is the awser
Explanation:
which of the following statments does not describe the consequence of indecite calcimum intake
Answers
The statement that not describe the consequence of indicate calcium intake is Low calcium intakes at some stage in the developing years limits the bones' capacity to acquire top bone mass.
A low calcium consumption at some stage in the developing years will now no longer stunt the kid's growth loss of calcium can result in a situation called 'rickets' in children. This is wherein the bones turn out to be tender and weak, they could turn out to be deformed, together with bowed legs or curvature of the spine. Rickets also can motive bone ache and bad growth.
Calcium is a mineral most customarily related to wholesome bones and teeth, even though it additionally performs an critical position in blood clotting, assisting muscle groups to contract, and regulating everyday coronary heart rhythms and nerve functions.
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please help me to answer this question
How do you think this process differs for creating reproductive cells (sperm and egg?)
Answers
Answer:
what process
Explanation:
camouflage helps predators to survive by hiding them from what
Answers
Answer:
Organisms use camouflage to mask their location, identity, and movement. This allows prey to avoid predators, and for predators to sneak up on prey. ... The physical characteristics of the organism are important. Animals with fur rely on different camouflage tactics than those with feathers or scales, for instance.
Explanation:
Which of the following is a nonrenewable resource? a. hydropower b. biomass c. geothermal power d. coal please select the best answer from the choices provided a b c d
Answers
Answer:
Coal
Explanation:
Coal is classified as a nonrenewable energy source because it takes millions of years to form.
GIVING 100 POINTS AND BRAINLIEST FOR BEST ANSWER!!!!
NEED AN ANSWER AS SOON AS POSSIBLE
Which organism is most reliant on other organisms, natural processes, or both for reproduction? Explain your answer.
Answers
Answer:
The organism most reliant on other organisms for reproduction is a parasite. Parasites rely on other organisms, such as their host, for reproduction as they lack the necessary reproductive organs. They must rely on the reproductive organs of their hosts in order to reproduce. Additionally, parasites may rely on natural processes such as environmental conditions in order to reproduce.
Answer:
sexual reproducers
Explanation:
season, and where other organisms are
Which of the following statements is a scientific hypothesis(that is, it makes a testable predictions). Choose only one
A. Even though no one else can see him, the ghost of my dog lives in my backyard.
B. The Atkins diet helps people lose more weight and keep it off than weight watchers do.
C. People born under the sun sign Aquarius are kinder and cuter than those born under Scorpio.
D. It is unethical to text while driving .
S. None of the above
Answers
if you cut into an intact kidney with a scalpel on the side opposite the hilum which kidney structure would you cut first?b
Answers
when you cut into an intact Kidney on the side opposite the hilum, you will first encounter the renal cortex, which plays a vital role in filtering blood, forming urine, and maintaining electrolyte balance.
When cutting into an intact kidney with a scalpel on the side opposite the hilum, the first kidney structure you would encounter is the renal cortex. Here's a step-by-step explanation:
1. Kidney structure: The kidney is composed of several layers and structures, including the renal capsule, renal cortex, renal medulla, and renal pelvis.
2. Renal capsule: The outermost layer, which surrounds the entire kidney, providing protection and support.
3. Renal cortex: Located just beneath the renal capsule, it is the first kidney structure you would cut into on the side opposite the hilum.
4. Renal medulla: Deeper within the kidney, the medulla consists of cone-shaped structures called renal pyramids.
5. Renal pelvis: A central cavity that collects urine produced by the nephrons, funneling it into the ureter for excretion.
So, when you cut into an intact kidney on the side opposite the hilum, you will first encounter the renal cortex, which plays a vital role in filtering blood, forming urine, and maintaining electrolyte balance.
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T/F : bioinformatics has been used to help map the human genome and conduct research on biological organisms.
Answers
True. Bioinformatics has been used extensively in mapping the human genome and conducting research on various biological organisms.
The entire collection of genes and non-coding DNA sequences that make up an organism's genome is referred to as the genome. It acts as an organism's development, behaviour, and attributes' blueprint or instruction manual. The genetic material that is passed down from one generation to the next is stored in the genome. Chromosomes, which are physical elements that house DNA in the cell nucleus, are how it is arranged. Analysis and comprehension of the structure, operation, and connections of genes and their regulatory components are key components of genomics, the study of genomes. A greater understanding of hereditary illnesses, personalised therapy, and the evolutionary links between species has been made possible by advances in genomic research.
It involves the use of computational tools and techniques to analyze and interpret biological data, including genomic data. With the help of bioinformatics, researchers can identify and study genes, understand their functions, and explore how they interact with each other and the environment.
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Tom picks up a hot cookie sheet and then quickly drops it as her body begins to respond to the heat sensations. The neurons responsible for sending the signal regarding the pain would be considered __________ neurons
Answers
The neurons responsible for sending the signal regarding the pain would be considered sensory neurons.
Sensory neurons, also known as afferent neurons, are responsible for transmitting information about various physical stimuli such as pain, heat, or pressure. The information is then sent to the central nervous system where it is processed and appropriate responses are generated. Therefore, in the given scenario, the neurons responsible for sending the signal regarding the pain would be considered sensory neurons.
Tom picks up a hot cookie sheet and then quickly drops it as her body begins to respond to the heat sensations. As a result, his sensory neurons would send information to his central nervous system, indicating that he has been burned. This information would then be processed, and appropriate responses, such as moving the body part away from the heat source or calling for help, would be generated.
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Can someone plz help me plz
Answers
A weather system is shown moving through the Great Plains region of the United States in the map here. Which data could be collected in order to determine the movement and severity of the storm shown here? Select ALL that apply.
A) measuring the wind speed within the storm system
B) measuring the air temperature to the east of the storm system
C) measuring the humidity level to the south of the storm system
D) measuring the ground temperature on the west side of the storm system
E) measuring the barometric air pressure on both sides of the storm front
Answers
Answer:
A) B) E)
Explanation:
A) measuring the air temperature to the east of the storm system
B) measuring the barometric air pressure on both sides of the storm front
E) measuring the wind speed within the storm system
Since storms are caused by atmospheric circulation, changes in temperature, and pressure, the best metrics to use to predict the storm system's movement has to do with wind, wind direction, and pressure/temperature of the air. The ground temperature and the humidity are less important.
Answer:
A B E i agree i did a test on this. Its right
Explanation:
A) measuring the wind speed within the storm system
B) measuring the air temperature to the east of the storm system
E) measuring the barometric air pressure on both sides of the storm front
water pollution is bad because
(a) is difficult to prevent
(b) is a natural consequences of farming
(c) is difficult to detect
(d) harm living things
Answers
Answer:
d harming living things.
Answer:
It harm living things
Explanation:
Because if a water is polluted it harm living things
is table salt a compound? how can you tell?
Answers
Answer: Salt is an ionic compound, consisting of a crystal, lattice structure of the two ions Na+ and Cl-. Salt water is full of sodium chloride molecules.
Explanation:
hope this helps
Answer:
Chemically, table salt consists of two elements, sodium (Na) and chloride (Cl). Neither element occurs separately and free in nature, but are found bound together as the compound sodium chloride.
HOPE IT'S HELPS YOUWhich scenario would most likely result in cooperative hunting?
Answers
Answer:
scenario that would most likely result into cooperative hunting is where there are few and limited number of rabbits in an area, and as such, it is difficult to hunt rabbits due to scarcity. In order to increase their chances of catching rabbits, wolves in that area would cooperate together and hunt in packs.Earth's outer core is made of_____.
A. solid rock
B. liquid rock
C. solid metal
D. liquid metal
Answers
Answer:
Liquid metal.
Tell me if wrong. :) Hope it helps!
Explanation:
Answer:
A) No problem
Explanation:
solid rock
Compare the results of the Unknown Explain the identity of the Unknown using your experimental results in the exercises to help explain and support your answer.
Answers
Question
The question is incomplete. The complete question is as follows:
Review the Data Tables in Exercises 1 and 2. Compare the results of the Unknown for all tests to the results for the various known samples to determine the identity of the Unknown. Explain the identity of the Unknown using your experiment results in the exercises to help explain and support your answer.
Answer:
According to the results, the unknown is a protein.
Explanation:
According to the results, the unknown is a protein, not a carbohydrate or lipid. When Biuret's reagent test is performed, it tested positive while the tests for sugar, starch, and lipid were negative proving that the unknown substance is the protien.
What is not a function of proteins?
Answers
Answer:
Enzymes are proteins made up of amino acids and acts as biological catalysts in our body. However, glucose serves the purpose of energy provider for metabolism which is not a protein.
Explanation:
Proteins do not provide energy for the metabolism. These are provided out by the carbohydrates.
What is the example of a carbohydrate ?It is the starch that is the example of the carbohydrate.
Protein plays many roles inside our body. It helps to repair and build up body's tissues by allowing metabolic reactions to happen and coordinates with the bodily functions. In adding out to providing body with the structural framework where the proteins helps to maintain proper pH with the fluid balance.
Proteins helps to perform many functions in the cells. They are sometimes acting as the enzymes that helps to catalyze chemical reactions that provide structural support with the regulation of the passage of the substances through the cell membranes with the protection against disease and coordination into the cell signaling pathways.
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