Answer:
Having a low level of red blood cells can diminish the ability of the blood to transport oxygen, which can cause the heart to come under strain as it works to get enough oxygen to the tissue. Anemia can happen with lower red blood cell count or when red blood cells dont contain enough hemoglobin.
Onepage review on why understanding gas and vapors in a work setting is important and what we can do in our workplace to prevent accidents with gases and vapors.
Understanding gas and vapours in a work setting is incredibly important for workplace safety. Gas and vapours can contain noxious substances that, if exposed to, can lead to serious injury or health implications.
In order to prevent such accidents, employers must perform risk assessments in order to assess and identify any areas of risk and put in place control measures to limit them. If gas and vapours are used onsite, then suitable ventilation and extraction systems should be in place.
Employers should also ensure that their staff are aware of the potential risks associated with such substances and provide adequate training and instruction in how to work safely. Finally, employers should also check that any necessary personal protective equipment is provided and communications are in place to be able to notify relevant emergancy responders in case of an accident.
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~~~~~~~~~~~~~~~~~~~~~~~~hi<3~~~~~~~~~~~~~~~~~~~~
Which of the following is not a contributing factor to environmental policy decisions?
a.
human health
b.
availability of natural resources
c.
environmental health
d.
none of the above
~thx ;)
Alice was participating in a photosynthesis lab for science class. The lab procedures instructed Alice to prepare a test tube containing water, a sprig of elodea (a common aquarium plant), and 10 g of sodium bicarbonate (NaHCO3). She was then instructed to place the test tube in front of a strong light source for one minute. Alice noticed tiny bubbles forming on the leaves of the elodea. What is the most logical explanation for why Alice saw bubbles forming on the leaves of the elodea?Group of answer choicesThe bubbles formed as a result of the hydrogen from the sodium bicarbonate mixture dissolving the elodea leaves.The bubbles formed from the release of water molecules from the elodea leaves.The bubbles formed as the elodea plant released oxygen from the elodea leaves.The bubbles formed as the elodea plant released carbon dioxide from the elodea leaves.
Step 1.
Write down the experiment data.
- tube containing water;
- alodea (photosynthetic organism);
- 10 g of sodium bicarbonate;
- light source.
Step 2.
Why bubbles are formed on the leaves of the alodea?
The experiment have all the condictions for photosynthesis, since it provides: water (that is in the tube), CO2 (because of the dissolved sodium bicarbonate), light (because of the string light source). Therefore the most ogical explanation for Alice experiment results is: the bubbles formed as the elodea plant releases oxygen from the elodea leaves, that because with all the elements in the experiment the plant can do a normal photosynthetic process that way realing oxygen in the tube and forming bubbles of "air".
The only cells in the body capable of specifically recognizing and distinguishing different antigenic determinants are:________
Answer: They are called "lymphocytes"
Answer:The answer is lymphocytes.
Explanation:Please give brainliest if right.
The dates shown in the diagram above refer to ages of ______
Answer: D
Explanation:
4 Which of the following is NOT a beneficial use of bacteria? A. bioremediation C. food poisoning B. decomposition D. nitrogen fixation
Answer:
food poisoning
Explanation:
Read through the following scenario and answer the questions that follow. \begin{tabular}{|l|} \hline Scenario A \\ Tshepiso has accepted a new job as a medical sales representative at PharmCo Inc. Sh
Tshepiso has accepted a new job as a medical sales representative at PharmCo, Inc. She is excited to start working for the company. Tshepiso has a background in sales and marketing, and she is looking forward to using her skills in her new role. However, Tshepiso knows that she will need to learn a lot about the pharmaceutical industry to be successful in her new role. She plans to work hard and learn as much as she can so that she can excel in her new position.
1. What is Tshepiso's new job title?
Tshepiso's new job title is medical sales representative.
2. What skills does Tshepiso have that will be useful in her new role?
Tshepiso has a background in sales and marketing, and she is looking forward to using her skills in her new role.
3. What does Tshepiso plan to do to be successful in her new role?
Tshepiso plans to work hard and learn as much as she can so that she can excel in her new position.
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How are l actic acid formation and alcohol fermentation different from each other?
Answer:
alcohol fermentation is done from sugar while lactic acid is fermented from all kinds of chemicals
8. What happens to the sister chromatids in meiosis II?
A. They duplicate.
B. They are divided.
C. They do not take part.
D. They remain together.
Answer:
I think B. They are divided.
what was the problem with reusing contaminated water from other parts of the mill to extinguish the coke fires? From the book ‘When smoke ran like water’
Answer:
1. The problem with that was that the already poisonous water was made worse after using it to quench the flames from coke production.
2. It contaminated the soil, making it difficult for plants to grow.
Explanation:
As the author described the last stages of coke production, she explained that water was needed to quench the very hot flames from coke production. A 'bright fellow' suggested using dirty water from other parts of the mill to quench the flames from the coke production. The problems with this were;
1. The already contaminated water was made worse after it was used to quench the flames from coke.
2. Mrs. LaMendola noted that she was unable to grow her tomatoes in the path where the plumes from the oven ran. So the contaminated water negatively affected the soil.
The problem that should be already poisonous water is also made worse when it quenches the flames at the time when the production of the coke should be done.
Also, it contaminated the soil also it is difficult for growing the plants.
The problem of reusing contaminated water:Since the author explained the last coke production stage so here the water required to quench that it should be very hot flames arise from the coke production. Also, the contaminated water should be worse whenever it is used for quenching the flames. Also, the contaminated water does not positively impact the soil.
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of the following actions, which would be the most beneficial in stopping the dead zones from reappearing in the Gulf of Mexico in the future? Restore inland and coastal wetland areas that have been destroyed or degraded In the Mississippi River Basin, use fertilizers on steeply sloped land Develop new standards for each step in the offshore drilling process
The most beneficial action to stop the dead zones from reappearing in the Gulf of Mexico in the future would be to restore inland and coastal wetland areas that have been destroyed or degraded (option A).
Deаd zones аre аreаs of wаter where oxygen levels аre so low thаt mаrine life cаnnot survive. They аre cаused by аn excess of nutrients, such аs nitrogen аnd phosphorus, which come from аgriculturаl runoff аnd other sources. These nutrients stimulаte the growth of аlgаe, which then die аnd decompose, consuming oxygen in the process. By restoring wetlаnd аreаs, the excess nutrients cаn be аbsorbed, preventing them from reаching the Gulf of Mexico аnd contributing to the formаtion of deаd zones.
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Ecological Succession is the natural progression of ________ replacement over time
The process of ecological succession occurs when a region's species and habitat mix shifts through time until a A key idea in ecology is ecological succession.
What exactly is the quiz on ecological succession?Environmental change that is organic, slow, and orderly is called ecological succession. One plant community is gradually replaced by another through ecological processes over time.
Is ecological succession a step-by-step process?The successive emergence and extinction of species within a community throughout time is referred to as succession. In primary succession, living creatures inhabit newly exposed or produced land; in secondary succession, an environment is disturbed and the remains of the preceding community are left behind.
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The automatic control systems that control our temperature, pH, ions, and blood sugar is called:
A. Immune system
B. Homeostasis
C. Homeopathy
D. Regulatory system
Answer:
The correct answer is - B. Homeostasis.
Explanation:
Homeostasis is the automatic control system that maintains optimal conditions for enzyme action in the complete human body, and other important functions such as hormonal response and others.
In the human body, homeostasis includes the control of temperature, pH, ions, and blood sugar with help of various enzymes, hormones, and sensory organs.
Answer:
Homeostasis
Explanation:
Look at the four eukaryotes shown below.
Which of the organisms is likely to be multicellular?
I. protozoan
II. mushroom
III. tree
IV. cat
A. I and II only
B. II, III, and IV only
C. I, II, III, and IV
D. III and IV only
Answer:
B
Explanation:
Because 2 3 and 4 are multicellular
Suppose a large shield volcano has a massive eruption, empties its magma chamber, and become dormant. Explain what might happen to this landform if the volcano remains dormant.
Answer:
Volcanoes go dormant because magma from the Earth's mantle can no longer reach the volcano.
The landform nearest to it is rocky mainly consist of igneous and metamorphic rocks.
A dormant volcano is an active volcano that is not erupting, but supposed to erupt again and it's also called the "sleeping giant"
Explanation:
• what does altering the ph and temperature do to protein structure?
Altering the pH and temperature can significantly impact protein structure. Proteins are comprised of amino acid chains that fold into specific three-dimensional structures essential for their function.
pH changes can disrupt protein structure by affecting the charges and interactions between ionizable amino acid residues. Deviations from the optimal pH range can lead to denaturation, where the protein loses its functional shape.
Temperature plays a crucial role as well. Proteins have a temperature range, known as the melting temperature (Tm), at which they are most stable. Beyond this range, increased thermal energy can overcome the stabilizing forces, causing the protein to unfold or denature. The protein may become insoluble or aggregate, resulting in a loss of function.
It's important to note that the effects of pH and temperature on protein structure vary depending on the protein and the duration of exposure.
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Where does the carbon used to make glucose come from?
.
Answer:
answer should be "carbon dioxide"
sorry if I’m wrong! Hope it helped
I need help! I need help studying for this test retake. It's on Organic compounds, do you have notes, study sets/tools, websites, videos, anything will help. 2. Does anyone have advice on test anxiety?
Thanks for your Help!!!! Really appreciated!!!
This one is the one i learnt from grade 9,
I lost my personal notes, but try read this one
Organic Compounds has 4 classes
[Carbohydrates, nucleic acid, lipids , proteins)
The notes in the picture explains carbohydrates, proteins, and enzyme
Zara had a birthday and was able to choose a pet. The pet that she chose was a beautiful clownfish named Bozo, a common salt water fish. Zara already has a tank with goldfish at home. Use your knowledge of diffusion & osmosis to tell Zara how to take care of Bozo.
Answer:
See the answer below
Explanation:
Zara should keep Bozo in a separate salt water-containing tank away from the goldfish.
Bozo is adapted to living in salt waters. If it is kept in saltless water like the goldfish, its cells would lyse and the fish may die. The saltless water would be hypotonic to the cells of Bozo and water moves osmotically from a region of high water potential to a region of low water potential. Hence, the cells of Bozo would take-in water, become turgid, and may eventually lyse, leading to the death of the fish.
The goldfish cannot survive in salt water with Bozo because the water would be hypertonic to its cells. Hence, it will lose water to the surrounding salt water due to osmosis and may eventually die of dehydration.
Answer:
ratio
Explanation:
Explain the connection between the oxidation of water in photosystem II of the light-dependent reactions and the synthesis of glyceraldehyde-3-phosphate in the light-independent reactions.
Answer:
Please find the explanation below
Explanation:
This question is describing the processes involved in photosynthesis. In the light-dependent stage of photosynthesis, specifically photosystem II (PSII), water is oxidized in a process called PHOTOLYSIS OF WATER. This process produces electrons and Hydrogen ions (H+). The electrons produced via this process is accepted by NAD+ to yield NADH.
The NADH is an electron carrier produced during the light-dependent stage and used to reduce 3-phsophoglycerate (PGA) produced in the light-independent stage to glyceraldehyde-3-phosphate (G3P).
what develops as the dna molecule unzips with replication occurring on both strands at the same time
Answer:
The double-stranded parent DNA molecule gets separated and provides two template DNA strands for daughter strands synthesis. Enzyme DNA polymerase adds nucleotides complementary to template strands and synthesize daughter strands.
Explanation:
Answer:
The a cell divides, it is important that each daughter cell receives an identical copy of the DNA. This is accomplished by the process of DNA replication. The replication of DNA occurs during the synthesis phase, or S phase, of the cell cycle, before the cell enters mitosis or meiosis.
Explanation:
In older adults, which of the following is a mineral important to a healthy immune system and wound healing? A) vitamin C B) vitamin A C) zinc. D) calcium.
In older adults, C) zinc is a mineral that is important for maintaining a healthy immune system and promoting wound healing.
Zinc is an essential mineral that plays a crucial role in various physiological processes, including immune function and wound healing. In older adults, maintaining a healthy immune system becomes particularly important as the immune system tends to weaken with age. Adequate zinc intake can support immune system function, helping to protect against infections and illnesses.
Zinc is involved in several aspects of immune function, including the development and activation of immune cells, the production of antibodies, and the regulation of inflammatory responses. It helps to enhance the body's defence mechanisms, enabling it to effectively respond to pathogens and heal wounds.
Furthermore, zinc is essential for proper wound healing. It is involved in cell division, protein synthesis, and collagen formation, all of which are crucial processes in tissue repair. Adequate zinc levels promote the production of new cells, the formation of healthy connective tissues, and the overall healing process of wounds.
While vitamins like vitamin C and vitamin A also play important roles in immune function, zinc specifically stands out as a mineral that is important for both a healthy immune system and wound healing in older adults.
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Question 13 of 35
Which two phrases describe a wave of a bright red light?
A. Relatively short wavelength
B. Relatively long wavelength
C. Relatively tall amplitude
D. Relatively short amplitude
Answer:
The correct phrases to describe a wave of a bright red light are A. Relatively short wavelength and D. Relatively short amplitude
Explanation:
When light waves move away from an observer, they experience a shift in frequency known as the Doppler effect. If the light source is moving away from the observer, the wavelength of the light appears to be longer, or redshifted. However, this effect is generally not observable in everyday situations with stationary light sources.
Regarding the amplitude of the wave, it actually represents the intensity of the light rather than its frequency. A bright red light is indeed associated with a relatively high intensity, which corresponds to a relatively tall amplitude. Therefore, options A and D are the correct phrases to describe a wave of a bright red light.When light waves move away from an observer, they experience a shift in frequency known as the Doppler effect. If the light source is moving away from the observer, the wavelength of the light appears to be longer, or redshifted. However, this effect is generally not observable in everyday situations with stationary light sources.
Regarding the amplitude of the wave, it actually represents the intensity of the light rather than its frequency. A bright red light is indeed associated with a relatively high intensity, which corresponds to a relatively tall amplitude. Therefore, options A and D are the correct phrases to describe a wave of a bright red light.
Which of the following are biotic? (choose all that are correct)
Sun
01
2
Bacteria
Clouds
Mushroom
Elephant
Cotton T-shirt
Dirt
Paper
Coral
Water
1 point
What characteristics do all living things share?
Bacteria
mushroom
Elephant
Coral
They are made up of cells
Look at the Punnett square below. What genotype belongs in the first boxwith the red question mark?*Ddddd ?d DdddODDO DdOddO either DD or Dd, it doesn't matter which one
Looking at the Punnett Square in the question, the genotype that belongs in the first box with the red question mark is Dd, being a heterozygous for the trait.
Can someone help me with this question pls (8th grade science)
Answer:
C
Explanation:
The exerpt states that movements in the Earth's crust (unbalance) causes Earthquakes. When it's balanced, there is no plate movement.
Answer: c
Explanation: if there is no plate movement that means that there is a balanced force there is nothing that is disrupting it. but if there's an earthquake in that means that there are unbalanced forces in that they cause an earthquake. a force is balanced if the two individual forces are of equal magnitude and of the opposite direction. And an object is said to be acted upon by an unbalanced force when there is an individual force that is not being balanced by a force of equal magnitude and in the opposite direction.
Which process turns glucose into energy?
Breathing
Cell division
Cellular respiration
Photosynthesis
Answer:
cellular respiration
Explanation:
Define the
difference between endangered
species and extinction
Answer:
endangered species means ths animals are going to be extinct extinction means the they are already dead
The chemical equation below summarizes the process of photosynthesis. 6CO2 + 6H2O + energy à 6O2 + C6H12O6 Which is the main source of energy that is shown in the equation? soil sun ATP glucose
Answer:
C6H12O6
Explanation:
Answer: B
Explanation:
What stays constant in water (even if you evaporate it or freeze it )?