Answer:
#1 false its difficult but also possible. #2 true and #3 False. the Salivary gland in the mouth make 1.5 liters a day
Most of our time is spent in the
Plate motion occurs as a consequence of convection in Earth's
crust
mantle
core
The movement of these tectonic plates is most likely caused by convection currents in the molten rock beneath the crust of the Earth. The immediate consequences of this tectonic shift are earthquakes and volcanic eruptions.
What effect does this plate movement have?Mountains will grow where plates converge or push together, and continents will split and oceans will form when plates pull apart or diverge. The Earth's geography has changed significantly over the span of millions of years as a result of the continents passively drifting with the plates.
What causes the mantle's plates to move?The plates fit tightly against one another and lie on the heated, molten rock of the Earth's mantle like fragments of a split shell.
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Below are the reduction half reactions for chemolithoautotrophic nitrification, where ammonia is a source of electrons and energy and oxygen is the terminal electron acceptor.
NO2- + 6e- -> NH4+ (+0.34 volts)
O2 + 4e- -> 2H2O (+0.82 volts)
Using the information given, calculate the ΔE for this reaction, balance the full reaction to determine the n, the number of electrons transferred when 440 moles of NH4+ are oxidized. Finally, use the simplified Nernst Equation
ΔG = -nFΔE, where F = 96.5 kJ (mol e- × V)-1
to determine the Gibbs Free energy available to do work!
Report your answer in kJ rounded to two decimal places.
The Gibbs free energy available to do work for the reaction is approximately -15,427.20 kJ, rounded to two decimal places.
To calculate the Gibbs free energy (ΔG) available to do work for the given reaction, we need to use the formula:
ΔG = -nFΔE
where ΔE is the potential difference, n is the number of electrons transferred, and F is the Faraday constant (96.5 kJ/(mol e- × V)).
First, let's calculate the ΔE for the reaction by subtracting the reduction potential of the anode (NH4+ to NO2-) from the reduction potential of the cathode (O2 to H2O):
ΔE = E(cathode) - E(anode)
= (+0.82 V) - (+0.34 V)
= +0.48 V
Next, we need to balance the full reaction to determine the number of electrons transferred (n) when 440 moles of NH4+ are oxidized. The balanced equation is as follows:
8NH4+ + 6O2 -> 8H2O + 6NO3- + 16H+
From the balanced equation, we can see that for every 8 moles of NH4+ oxidized, 6 moles of electrons are transferred.
So, the number of electrons transferred (n) when 440 moles of NH4+ are oxidized can be calculated as:
n = (6 mol e- / 8 mol NH4+) × 440 mol NH4+
= 330 mol e-
Therefore, when 440 moles of NH4+ are oxidized, 330 moles of electrons are transferred.
Now, let's substitute the values into the equation:
ΔG = -nFΔE
= -(330 mol e-) × (96.5 kJ/(mol e- × V)) × (+0.48 V)
Calculating this expression, we find:
ΔG ≈ -15,427.20 kJ
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the genetic code is degenerate. that means the genetic code is degenerate. that means multiple choice it is possible for a single codon to specify more than one amino acid. a particular amino acid can be specified by more than one codon. the second base in the codon is usually a variable base. the code allows for more than one type of stop codon. in two individuals of the same species, some codons may be different.
Answer:
A particular amino acid can be specified by more than one codon.
Explanation:
amino acids are linked together to form this organic conpund which gives organism their physical trait
Carbohydrates
Lipids
Nucleic Acids
Proteins
Our mountain regions are unique and beautiful places. We must preserve them for future generations. One of the most serious threats to our mountains is ridgetop development. Large housing developments built on steep slopes and along mountain ridges are unsightly. Also, they adversely affect the scenic views that draw tourists to our region each year. Who wants to drive to the mountains to see not the lovely tree-covered outline of the gently sloping mountain ridges against the sky, but rows of houses jutting from the ridges and slopes with little or no tree cover between them? With tourism as the biggest industry in our area, maintaining our scenic ridgelines is crucial to continued economic success here.
Ridgetop development not only detracts from scenic mountain views and threatens our area’s top industry, it also harms the environment. Stripping large areas to create multiple building sites removes the trees and other plants. These resources provide natural erosion barriers on steep slopes. Large housing developments on ridges often increase erosion and runoff into streams and rivers.
What type of essay is this, primarily?
This is a persuasive essay primarily focused on highlighting the negative impact of ridgetop development on mountain regions.
The essay provided presents a clear argument and aims to persuade the reader about the importance of preserving mountain regions by discouraging ridgetop development. The writer expresses their opinion on the issue and supports it with reasons and evidence.
The essay falls under the category of a persuasive essay, as its main objective is to convince the audience to take action or support a specific viewpoint. The author emphasizes the unique beauty of mountain regions and the need to preserve them for future generations. They argue against ridgetop development by highlighting the negative consequences it has on scenic views and the tourism industry.Additionally, the detrimental environmental impact of stripping large areas and increasing erosion is discussed.Overall, the essay combines persuasive techniques, such as presenting arguments, providing evidence, and appealing to the reader's emotions, to advocate for the preservation of mountain regions and discourage ridgetop development.
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Explain how physical and chemical properties influence the formation of ocean current and the distribution of marine life
False answers will be reported but if your answer is good I will give it brainliest.
Physical and chemical properties influence the formation of ocean current and the distribution of marine life through the different features present.
What is Marine life?This is referred to as the animals, plants and other organisms which live in salt water sea and oceans.
Physical and chemical factors such as oxygen levels and light availability promotes the presence of of plants and animals as they are able to undergo photosynthesis and also respire thereby ensuring their increased growth and reproduction.
High ocean current also reduces the amount of organisms present in the marine life due to them being washed away to other parts and hindering their survival.
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Children who are hyper-vigilant or show signs of trauma:
Children who are hyper-vigilant or show signs of trauma may be experiencing the lingering effects of a distressing event or a traumatic experience.
Children who are hyper-vigilant may display behaviors such as being easily startled, having difficulty sleeping, being overly cautious, or showing signs of anxiety. They may also exhibit avoidance behaviors, struggle with concentration, or experience flashbacks related to the traumatic event. Some children might withdraw socially or become excessively clingy to caregivers.
It is essential to understand that these behaviors are coping mechanisms developed in response to trauma. Creating a safe and predictable environment can help alleviate anxiety and provide a sense of stability. Teaching relaxation techniques, such as deep breathing or mindfulness exercises, can assist in managing hyper-vigilance.
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Match the effect of exercise to the correct term.
Need help with the question in the picture
Answer:
The answer is k = −11
Explanation:
f(−2)= 0
f(−2)= − 8 − 24 − 2 k + 10 = 0
2 k = -22
and finally; k= −11
Place the steps of mycobacterium tuberculosis pathogenesis in order. I was just curious to know what the correct order was since this was a homework question from my Microbiology class.
Pathogenesis begins with the entry of the bacteria into the body through the nasal passages. (C)
In the alveoli, macrophages phagocytose the bacilli and destroy them. However, if bacterial multiplication continues and the bacillus inhibits the formation of the phagolysosome (D), the bacilli can lyse the macrophages.
Subsequently, the bacilli released during macrophage lysis are disseminated, provoking an inflammatory response (B). Here, if the immune response is mediated by monocytes, it can lead to encapsulation of the bacteria.
Eventually, these encapsulates may break down releasing more bacilli that will be expelled through coughing (A).
Therefore, the answers would be as follows:
C. M. tuberculosis is inhaled through airborne droplets
D. M. tuberculosis prevents phagocytosis through the actions of its mycolic acid and cell wall
B. M. tuberculosis continues growing inside the lungs and damages the tissue
A. M. tuberculosis bacili break out of its tubercule and is expelled through coughing
Need help with study guide # 4 and 5 are together
4. Dogs have 78 chromosomes in their diploid cells (2n), they carry two copies of each chromosome.
The gametes (sperm cells and eggs) are haploid cells (n), which means that they carry only one copy of each chromosome. So the number of chromosomes carried by the gametes is half the number of chromosomes in other cells of the organism:
\(\frac{78}{2}=39\)There are 39 chromosomes in the sperm cells of the german shepherd.
5. Gametes carry only one copy of each chromosome to assure that the offspring will inherit one copy from each parent and therefore have a different genetic structure. This facilitates genetic diversity within the individuals of the same population.
Acidic amino acids have two -COOH and one -NH2 group per molecule. Select the pair that consists of acidic amino acid
a) Aspartic Acid , Glutamic Acid
b) Lysine , arginine
c) Glycine and alanine
d) Both a and b
Answer:
Its Aspartic acid, glutamic acid
I HOPE ITS RIGHT IF NOT THEN SORRY :)Answer:
a) Aspartic Acid , Glutamic Acid are acidic amino acids
Explanation:
HOPE IT HELPS
colt SAQ-4: What part of the heart delivers large amounts of blood throughout the body? Explain Why.
Answer:
the aorta
Explanation:
the aorta is a big artery that leaves the heart Carry's this oxygenated blood
What is matter? help mee
Answer:
Matter is anything that has mass and takes up space.
Explanation:
Matter can be anything that are solid, liquid or gas. However, anything that does not have mass and take up space, such as light, are not matter.
Answer:
A matter is anything that occupies space or mass, for example, our body is a matter because it is taking up space. Matters can be solid, liquid, or gas
Allie was in the park playing on the equipment. She noticed that on the highest slide, she slides down
A)
without friction.
B)
with the slowest speed.
with the greatest speed.
D)
at about the same speed as the shortest slide.
Which of the following is only found in prokaryotes?
(A)
cell membranes
(B)
ribosomes
4 0 0
(C)
nucleoid
(D)
nucleolus
Answer:
B
Explanation:
What effective control measures would you recommend to these farmers against nematode parasites?
Answer:
Nematode parasites can cause significant damage to crops and reduce yield, so it is important for farmers to take effective control measures. Here are some recommendations that farmers can consider:
1. Crop rotation: Farmers can rotate their crops with non-host plants to break the nematode life cycle. This helps to reduce the population of nematodes and prevent them from building up in the soil.
2. Soil solarization: This involves covering the soil with a clear plastic sheet during the hot summer months to increase the temperature of the soil and kill nematodes.
3. Biocontrol agents: Certain predatory microorganisms and beneficial nematodes can be effective in controlling plant parasitic nematodes. These biocontrol agents can be applied to the soil to help suppress nematode populations.
4. Nematicides: Chemical nematicides can be used to kill nematodes, but they should be used judiciously as they can have negative environmental impacts and may harm other organisms in the soil.
5. Sanitation: Farmers should practice good sanitation practices such as removing infected plant debris and cleaning tools and equipment to prevent the spread of nematodes.
6. Resistant varieties: Planting resistant crop varieties can help reduce the damage caused by nematodes.
7. Soil improvement: Maintaining soil health through practices such as adding organic matter can improve soil structure, fertility, and water-holding capacity, making it less hospitable to nematodes.
By implementing these control measures, farmers can effectively manage nematode infestations and protect their crops from damage.
Answer:
Explanation:
ome effective control measures against nematode parasites, such as crop rotation, use of resistant crop varieties, biological control methods, soil solarization, and chemical control using nematicides. Here are some links for further reading:
Brainliest pls
Can you help me pick out these two answers for the questions using the cladogram please will mark brainlist and my AI can’t answer this question pleaseeee
The amniotic egg is a trait that separates amphibians from primates. The trait that separates rabbits and primates from crocodiles is eggs with shells. Rabbits and primates are mammals while crocodiles are reptiles.
The Amphibians are cold-blooded animals that spend part of their lives on land and some part in water. The primates on the other hand are warm-blooded animals and they produce milk(mammals). Species of monkeys, apes, and lemurs are some of the examples of primates.
The trait that is common in primates and rabbits is the presence of hair. The crocodiles on the other hand are different from them as they lay hard-shelled eggs which protect the inner portion of the egg and also allow gaseous exchange.
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Lesson 13 Review Questions Directions: Answer each of the following questions. 1. List five traits that are shared by all mammals, including the two traits that are used to define the mammal class. 2. Describe how mammals stay warm. 3. What is the function of sweating? 4. What are alveoli? What is their function? 5. What are the functions of the uterus and vagina in therian mammals? 6. What is the placenta? What is its role? 7. Where does a marsupial embryo develop? How is it nourished? 8. Describe eggs and egg laying in monotremes. 9. How does lactation differ in monotremes and therian mammals? 10. What were the synapsids? When were they most widespread? 11. Identify the therapsids. How were they related to mammals? 12. Outline the evolution of monotreme, marsupial, and placental mammals.
They are one of the three groups of living mammals, along with placentals and marsupials..
What human trait is shared by all mammals?All mammals (including humans) have the same distinctive features. These include: fur or hair growing from the skin. mammary glands that, in females, produce milk for feeding the young.Mammals conserve body heat with their hair or fur. It traps a layer of warm air next to the skin.Mammals and birds produce their own body heat and control their body temperatures. This process is known as endothermy, or warm-bloodedness, and it may be one of the reasons why mammals tend to dominate almost every global ecosystem.Its main function is to control body temperature. As the water in the sweat evaporates, the surface of the skin cools. An additional function of sweat is to help with gripping, by slightly moistening the palms.Muscular contractions of the uterus push the offspring out during birth. The vagina is a tubular passageway through which the embryo or fetus leaves the mother's body.Marsupials give birth to a tiny, immature embryo. The embryo then continues to grow and develop in a pouch on the mother's belly. Marsupial development is less risky for the mother. However, the embryo is fragile, so it may be less likely to survive than the fetus of a placental mammal.To learn more about mammals refer to:
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Need this asp
Nucleotides contain sugar, a phosphate group, and a nitrogen base. Which of the following is a nitrogen base? (1 point)
A. ribose
B. tyrosine
C. deoxyribose
D. guanine
Answer:
D
Explanation:
Guanine is a nitrogen base
what are herbivorous plants?
Answer:
What is herbivory?
Herbivory is the act of eating plants. Herbivory occurs above and below ground. Herbivores may eat any part of the plant above the soil including leaves, stems, flowers, fruit and any part of the plant below the soil including roots and tubers.
What are herbivores plants?
Plants that are parasites can still be considered herbivores. A parasite is an organism that lives on or in another organism and gets its nutrients from it. Parasitic plants get their nutrients from other plants, called host plants.
Could the speed at which molecules diffused over the dialysis tubing been slowed down or sped up? If so, explain how.
The speed at which molecules diffuse over dialysis tubing can be influenced and either slowed down or sped up.
Could the molecules speed up?
In general, smaller molecules disperse faster than larger ones. The diffusion rate would be slower if the molecules attempting to pass through the dialysis tube were larger in size. On the other hand, smaller molecules will disperse more quickly.
Diffusion is greatly influenced by the concentration differential between the two sides of the dialysis tube. Diffusion will happen more quickly if there is a steep concentration gradient (a big variation in concentration). Diffusion will move more slowly if the gradient of concentration is small.
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Which layer of the earth is described as "plastic", allowing plates on the
crust to move?
A. oceanic crust
B. asthenosphere
D. lithosphere
C. core
Answer:
A. oceanic crustExplanation:
The asthenosphere is plastic is made of oceanic crust. The lithosphere is plastic and is made of the upper part of the mantle. ... These plates are large portions of lithosphere that move slowly over the more fluid, underlying material in the region below the crust.
Hi" I hope it's help you"
Answer:
B asthenosphere
Explanation:
the answer is asthenosphere!!
what is the difference between cork formation and gum formation in the plants as an immune mechanism
Answer:
Cork formation is a type of secondary growth that occurs in the stems and roots of woody plants. Gum formation, on the other hand, is a type of defense mechanism that occurs in response to injury or infection.
Explanation:
How similar is human dna to other humans?
Human DNA is 99% identical to other humans.
Differences in the remaining 0.1 percent hold important clues about the causes of diseases.
Is the DNA of all humans the same?
The human genome is mostly the same in all people. But there are variations across the genome. This genetic variation accounts for about 0.001 percent of each person's DNA and contributes to differences in appearance and health.
Do all humans have 99.9 of the same DNA?
All human beings are 99.9 percent identical in their genetic makeup.
Thus, 99% of human DNA is identical to other humans.
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please hurry and help asap!!!!What phase is the indicated cell currently in?
A. Anaphase
B. Metaphase
C. Telophase
Answer:
I pretty sure its telophase cause it looks like its stretching apart which does seem like its happening in the/a telophase
Explanation:
Write five sentences distinguishing between a biome and an ecosystem.
Answer:
The Biome is a variety of ecosystems and covers a huge geographical area.
Biome involves climatic factors such as snow, ice, temperature, and rainfall.Latitude impacts the biomes.Biomes include numerous ecosystems.Examples: Grasslands, deserts, tropical rainforests, tundra, taiga, and coniferous forests.The Ecosystem is a relationship between nonliving and living components of the earth.
The ecosystem is not involved in climatic factors.The ecosystem is not impacted by latitude.The ecosystem includes biotic and abiotic components.Examples: aquatic, deserts, coral reefs, freshwater, and hydrothermal vents.
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How does ATP provide energy for living organisms?
Answer: adenosine triphosphate (ATP), is an energy-carrying molecule found in the cells of all living things. ATP captures chemical energy obtained from the breakdown of food molecules and releases it to fuel other cellular processes.
Explanation: Cells require chemical energy for three general types of tasks: to drive metabolic reactions that would not occur automatically; to transport needed substances across membranes; and to do mechanical work, such as moving muscles. ATP is not a storage molecule for chemical energy; that is the job of carbohydrates, such as glycogen, and fats. When energy is needed by the cell, it is converted from storage molecules into ATP. ATP then serves as a shuttle, delivering energy to places within the cell where energy-consuming activities are taking place. ATP is a nucleotide that consists of three main structures: the nitrogenous base, adenine; the sugar, ribose; and a chain of three phosphate groups bound to ribose. The phosphate tail of ATP is the actual power source that the cell taps. Available energy is contained in the bonds between the phosphates and is released when they are broken, which occurs through the addition of a water molecule (a process called hydrolysis). Usually, only the outer phosphate is removed from ATP to yield energy; when this occurs ATP is converted to adenosine diphosphate (ADP), the form of the nucleotide having only two phosphates. ATP can power cellular processes by transferring a phosphate group to another molecule (a process called phosphorylation). This transfer is carried out by special enzymes that couple the release of energy from ATP to cellular activities that require energy.
If left alone, vines can eventually ‘choke’ a tree from getting the sunlight it needs to survive. What is the best description for this relationship?
A. Consumer - consumer
B. Producer - Consumer
C. Predator - Prey
D. Parasite - Host
Answer: D. Parasite - Host
Explanation:
The vines are taking the nutrients away from the tree, but not necessarily consuming the tree