suggest how a dimetrodon would have to behave in order to use its sail to warm its body ?
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Related Questions
Describe at least one part of the experiment procedure you thought was essential for getting good results. Did you find that certain steps in the procedure had to be followed carefully to get consistent results? If you wanted better results, do you think there is a step that could have been added to the procedure? Discuss your thoughts on the overall lab design. Did it help you understand the concepts better, or did it raise more questions? Do you think you could have designed a better experiment? If so, explain how and then discuss it with your classmates. Share some of your knowledge with them to learn a little more about this experiment.
Answers
Answer:
Control environment is the most important procedures for getting good results.
Explanation:
The control environment for an experiment is the essential part for getting good results. In control environment, there is no or less chances of infestation from the external environment which can cause the results of the data more acceptable. So the scientists prefers laboratory for performing experiment as compared to outer environment. So in my opinion for getting better results, the control environment is the most necessary experimental procedure.
Yes, for getting better results I think there is a step that could have been added to the procedure is to follow the international standard procedures for taking the readings by the experimenter.
Answer:
1. Describe at least one part of the experimental procedure that you thought was essential to getting good results. Did you find that certain steps in the procedure had to be followed carefully in order to get consistent results? If you wanted better results, do you think there is a step that could have been added to the procedure?
- Having a controlled environment (like in the Phet lab) is the most important procedure for getting good results.
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2. Discuss your thoughts on the overall lab design. Did it help you understand the concepts better, or did it raise more questions? Do you think you could have designed a better experiment? If so, explain how and then discuss it with your classmates. Share some of your knowledge with them or learn a little more about the experiment you just did.
- The overall lab design helped me understand circuits and current so much better. No, the experiment was well-designed and very helpful to my progress through the unit.
Explanation:
a p e x :))
Which of the following are phagocytic cells descended from monocytes?
A) alveolar macrophages
B) dendritic cells
C) microglial cells
D) alveolar macrophages and dendritic cells
E) alveolar macrophages and microglial cells
Answers
The correct answer is D) alveolar macrophages and dendritic cells.
Phagocytic cells descended from monocytes include alveolar macrophages and dendritic cells. Alveolar macrophages are found in the alveoli of the lungs and are responsible for engulfing and removing pathogens and debris.
Dendritic cells are immune cells that capture and present antigens to activate the immune response. Both alveolar macrophages and dendritic cells originate from monocytes, which are a type of white blood cell.
Microglial cells, on the other hand, are specialized immune cells found in the central nervous system and are derived from a different lineage of cells called macrophages, not monocytes. Therefore, the correct answer is D) alveolar macrophages and dendritic cells.
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PLS HELP
Write a minimum of three paragraphs to explain how your favorite organism demonstrates the eight characteristics of life.
WRITE USING THE BACTERIA CAUSE IT IS MY FAVORITE ORGANISM.
Answers
The bacteria demonstrates the eight characteristics of life as follows:
reproduction - bacteria reproduce by binary fissionheredity - the bacteria tranfers its genetic informatio to its daughter cellscellular organization - the cell of bacteria is aorgaized to perform several functionsgrowth and development - the bacteria grows and dividesresponse to stimuli - the bacteria responds to cahnges in its environment by for example growing in favorable conditions adaptation through evolution - the bacteria adapts to its envrionment by for example modifying ts DNAhomeostasis - the bacteria mantains a foatly constant internal environmentmetabolism - the bacteria metabolizes nutrients in its enviromjet.What are the eight characteristics of life?The characteristics of life are those characteristics possessed by organisms that make them live.
The eight characteristics of life are as follows:
reproductionhereditycellular organizationgrowth and developmentresponse to stimuliadaptation through evolutionhomeostasis, and metabolism.Organisms that possess these characteristics are able to continue living as their environment changes.
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Picture attached
In the diagram below, the dark dots indicate small molecules. These molecules are moving out of the cells, as indicated by the arrows. The number of dots inside and outside of the two cells
represents the relative concentrations of the molecules inside and outside of the cells.
ATP is being used to move the molecules out of the cell by
A. cell A only
B. cell B only
C.nether cell A or cell B
D. both cell A and cell B
Answers
It's choice A, aka cell A only.
A chemoheterotroph obtains its energy from __________ and its carbon from __________ sources.
Answers
A chemoheterotroph obtains its energy from redox reactions and its carbon from organic sources.
Chemoheterotrophs are the class of organisms that use redox reactions as the source of energy but do not have the luxury of producing their own carbon so they depend on other organisms that have the ability to produce organic compounds.
Redox reactions are those types of reactions that are also entitled oxidation-reduction reactions in which electrons are shifted between two molecules resulting in a change in their oxidation state. Redox reactions produce energy as a result of the transfer of electrons which lose latent energy while being transferred. Redox reactions depend on pyridine nucleotides to provide the reducing power for the reaction.
Chemoheterotrophs have to depend on organic compounds such as carbohydrates and lipids to fulfill their carbon requirements.
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Which of the following is true of asexual reproduction?A. Two parents are required for asexual reproduction.B. It results in genetically diverse offspring.C. It involves meiosis and fertilization,D. The offspring are clones of the parent.
Answers
The statement which is true regarding asexual reproduction is the last one, which says that the offspring are clones of the parents. This is because this process only takes part the genetic pool from one parent, not from two, as occurs in sexual reproduction. Here (in asexual reproduction), the process that occurs is mitosis, that is a replication of the parent information, and it's found in organisms like bacteria (by binary fission), and only in a few animals, as geckos, that reproduce themselves without a mate by parthenogenesis.
The _________ has the most vigorous circulation because it is
caused by more intense heating from the sun.
A/. Ferrell cell
B/. subtropical jet stream
C/. polar jet stream
D/. westerlies
E/. Hadley cell
Answers
The Hadley cell has the most vigorous circulation because it is caused by more intense heating from the sun, option E is correct.
The Hadley cell is a tropical atmospheric circulation pattern that is responsible for the most vigorous circulation on Earth. It is caused by intense heating from the sun near the equator, which creates a region of low pressure. As the air rises near the equator, it moves poleward at high altitudes and then descends into the subtropics, creating a belt of high pressure.
The intense heating near the equator drives the Hadley cell and contributes to its vigorous circulation. This circulation pattern influences weather and climate in the tropics and beyond and plays a crucial role in the formation of tropical rainforests, deserts, and the trade winds, option E is correct.
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according to the following phylogenetic tree, kingfishers are ______ to parrots.
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According to the phylogenetic tree, kingfishers are not closely related to parrots. The tree shows that parrots belong to the order Psittaciformes, which is a group of birds characterized by their unique beak and zygodactyl feet (two toes facing forward and two toes facing backward).
Kingfishers, on the other hand, belong to the order Coraciiformes, which includes birds like hornbills, rollers, and bee-eaters. While both orders are part of the larger class of Aves (birds), they diverged from a common ancestor a long time ago and evolved different adaptations and characteristics
. Therefore, despite some superficial similarities in their bright and colorful plumage, kingfishers and parrots are not closely related and belong to different branches of the bird family tree.
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A __________ chromosome has its centromere located very close to, but not on, the end of the chromosome. view available hint(s)for part a submetacentric metacentric acrocentric telocentric
Answers
An acrocentric chromosome has its centromere located very close to, but not on, the end of the chromosome.
A chromosome is a long DNA molecule that contains all or part of an organism's genetic material. Most eukaryotic chromosomes are composed of packaged proteins called histones, which are supported by chaperone proteins, which bind to the DNA molecule and condense to maintain its integrity.
These chromosomes exhibit a complex three-dimensional structure, which plays an important role in transcriptional regulation. Chromosomes are usually only visible under a light microscope during supermitosis (when all the chromosomes are lined up in the center of the cell in their condensed form).
Before this happens, each chromosome is duplicated (S phase) and the two copies are joined by centromeres, resulting in an X-shaped structure (above), if the centromere is horizontal or bifurcated structure, if the centromere is distant.
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Which of the following is a main difference when comparing an animal cell and a plant cell?
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What part of henry’s cochlea may have damaged hair cells? What part of henry’s cochlea may have functional hair cells?
Answers
The henry's may have damaged and functional hair cells of cochlea in organ of corti.
Hearing and the Cochlea:
Sound waves that enter the ear go through the external auditory canal before they strike the eardrum and cause it to vibrate. The incus receives sound vibrations from the malleus, also called "hammer," which is linked to the eardrum, and sends them on to the stapes.The stapes is a framework that moves the oval window in and out. This motion is received by the cochlea, a fluid-filled snail-like structure that houses the organ of Corti, the hearing organ. Small hair cells make up the lining of the cochlea. These cells convert vibrations into electrical impulses that sensory nerves then transmit to the brain. the Corti organ, which has four rows of hair cells. On the left, there is an inner row, and on the right, there are three outside rows. The stapes first sways against the oblong glass. This causes sound waves to travel into the cochlear fluid and move the organ of Corti.Lower frequency sound resonates with fibers towards the cochlea's upper end. Higher frequencies elicit a response from those near the oval window.Learn more about the Structure of ear with the help of the given link:
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How would siamangs be affected if the rain forests they live in
produced less fruit?
Answers
Their population will decline.
What are siamangs?Siamangs are a type of gibbon. They are found in certain parts of the world which include Indonesia, Thailand, etc.
The main diets of siamangs are fruits and leaves. Occasionally, they feed on insects and small invertebrates.
Since their diet is largely fruit-based, if the rainforests that these animals live in produce less fruit, they will have to adjust in order to specialize in other foods or risk famine.
Whatever the case may be, a decline in fruit production by the forest will initially affect the population of the animal.
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If it wasn't for the Sun and the ___ cycle, our current atmosphere might not exist, and weather on Earth would be minimal.
A. Water
B. Carbon
C. Oxygen
D. Nitrogen
Please give an explanation
Answers
Answer:
B. Carbon cycle
Explanation:
The operation of the carbon cycle is one of the most important in this regard as it ultimately controls levels of oxygen and carbon dioxide in the atmosphere. The carbon cycle is responsive to changes in climate and oceanography and is coupled to nutrients cycles.
In cats, long-hair (H) is dominant to short-hair (h). One cat is heterozygous for its long-hair and its mate has short-hair. First, use a Punnett square to determine the genotypes, phenotypes and probability of their possible offspring.
What is the probability of having a short-haired cat?
A) 0%
B) 25%
C) 50%
D) 75%
E) 100%
Answers
Answer:
C) 50%
Explanation:
When crossed, a heter ozygous long-haired cat (Hh) and a hom ozygous short-haired cat (hh) produces 50% heter ozygous long-haired (Hh) and 50% hom ozygous short-haired (hh)
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A person who is hired to accomplish a result but is not subject to specific control by the one hiring is known as a(n) _____.
Answers
A person who is hired to accomplish a result but is not subject to specific control by the one hiring is known as "independent contractor."
An independent contractor refers to an individual or a business entity that is hired by another party to perform a specific task, project, or service. Unlike an employee who works under the direct control and supervision of the employer, an independent contractor operates with more autonomy and independence in how they complete the work.
The key characteristic of an independent contractor relationship is the absence of direct control or supervision by the party hiring them. The hiring party typically outlines the desired result or outcome, but the independent contractor has the freedom to determine how they will achieve that result.
Independent contractors usually have their own tools, equipment, and work methods. They are responsible for managing their own time, expenses, and resources necessary to complete the assigned work. They may also have multiple clients or projects simultaneously.
In contrast, an employee is subject to the control and direction of the employer in terms of work hours, methods, and processes. Employees are typically provided with company resources, benefits, and are subject to various legal and regulatory obligations, such as income tax withholding and workers' compensation.
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which food chain does occur in the forest ecosystem
Answers
Food chain that occurs in the forest ecosystem
EXAMPLECarábao gráss (producer) » grásshopper (primary consumer) » wild rodent (secondary consumer) » viper --> owls » wîldcat » leopard » fungi and bacteria » the nutrients from bacteria will go back again to the » soil for plants (producers) to get. And the cycle/chain repeats again.
) You've processed two samples using an LDPSA and the grain size histograms are below. Describe the two samples in terms of predominant grain size (sand, silt, clay), sorting, and maturity. Based on this information, which one came from a beach and which one came from a river, and why?
Answers
Sample 1 likely came from a beach due to its dominance of sand, moderate sorting, and absence of silt and clay. Sample 2 likely originated from a river due to its fine-grained nature, poor sorting, and inclusion of silt and clay fractions.
Sample 1: The histogram for Sample 1 shows a predominant grain size in the sand range, with minimal representation of silt and clay. The distribution appears moderately sorted, with a narrow peak in the sand fraction. This suggests that Sample 1 likely originated from a beach environment. The dominance of sand indicates a coarse-grained sediment, typically found on beaches due to wave action. The moderate sorting implies moderate energy conditions at the beach, allowing for some sorting but not complete separation of grain sizes. The absence of significant silt and clay fractions suggests limited transportation and deposition in a marine setting.
Sample 2: The histogram for Sample 2 exhibits a broader distribution of grain sizes, including significant representation of silt and clay fractions. This indicates a fine-grained sediment. The distribution is poorly sorted, with no distinct peak or dominant grain size. These characteristics suggest Sample 2 likely originated from a river environment. Rivers transport and deposit sediments from various sources, resulting in a mixture of grain sizes. The presence of silt and clay suggests longer transportation distances and lower energy conditions compared to beach environments. Poor sorting indicates minimal sorting and mixing of sediments, as seen in river systems.
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Classify each substance based on the intermolecular forces present in that substance.
Answers
The classification of the given substances can be H2O have hydrogen bond, CH4 have Dipole-dipole interaction, CH3Cl has dipole–dipole and dispersion only.
What are intramolecular forces?An intermolecular force (IMF) (or secondary force) is the force that mediates the interaction of molecules, including electromagnetic forces of attraction or repulsion that act between atoms and other types of neighboring particles, such as atoms or ions.
The complete question is:
Classify each substance based on the intermolecular forces present in that substance. Hydrogen bonding, dipole–dipole, and dispersion Dipole–dipole and dispersion only Dispersion only.
H20CH4COCH3ClThe classification of the given substances can be H2O have hydrogen bond, CH4 have Dipole-dipole interaction, CH3Cl has dipole–dipole and dispersion only.
Thus, this can be the possible classification for the given scenario.
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how do dominant autosomal genes affect a punnett square and the probability?
Answers
Dominant autosomal genes have a specific effect on Punnett squares and the probability of inheriting certain traits. When a dominant allele is present, it only requires one copy of the allele to be expressed in the phenotype. In Punnett squares, the dominant allele is represented by a capital letter, while the recessive allele is represented by a lowercase letter.
When a parent with a dominant allele mates with a parent with a recessive allele, the Punnett square shows the possible combinations of alleles that their offspring can inherit. In this case, if the dominant allele is present in one of the parents, it will always be expressed in the phenotype of the offspring. Therefore, the probability of inheriting the dominant trait is 100% for offspring that receive the dominant allele.
For example, if a parent with the dominant allele (AA) mates with a parent with the recessive allele (aa), all of their offspring in the Punnett square will have the genotype Aa, and they will express the dominant trait. The probability of inheriting the dominant trait is 100% for these offspring.
Dominant autosomal genes in Punnett squares ensure that the dominant trait is expressed in the phenotype of the offspring when at least one copy of the dominant allele is present.
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the type of lipoprotein associated with decreased cholesterol deposits in blood vessels is
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The type of lipoprotein associated with decreased cholesterol deposits in blood vessels is high-density lipoprotein (HDL). HDL is also known as the "good" cholesterol because it helps to remove excess cholesterol from the bloodstream and transport it to the liver for processing and elimination. Maintaining high levels of HDL can help to lower the risk of heart disease and stroke.
HDL is often referred to as "good cholesterol" because it plays a vital role in cardiovascular health. HDL particles are responsible for transporting cholesterol from the peripheral tissues, including blood vessel walls, back to the liver for processing and excretion. This mechanism is known as reverse cholesterol transport.
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Which statement is true of X chromosomes?
O A. Women have two of them.
O B. Half of the babies bom do not have them.
O C. Only men have them.
D. Only women have them.
Answers
Answer:
A.women have two of them.
Explanation:
each person normally have x chromosomes but women have two x chromosomes and men have one x chromosomes and one y chromosomes.
Question 5 (1 point)
River plants have to cope with moving water. Plants, like eelgrass, have short wide
leaves so they don't get washed away.
True
False
Answers
Answer:
False
Explanation: I took the test. It is false eelgrass has long leaves.
Answer:
false
Explanation:
what is a fluid in which a substance is dissolved
Answers
Answer:
solvent
Explanation:
Its the correct answer
Answer: a solvent
Explanation:
How can society protect and maintain our potable water supply locally and globally?
Answers
Reduce water waste, Protect water sources, Invest in infrastructure, Educate the public, Collaborate globally
There are several ways that society can protect and maintain our potable water supply locally and globally. Here are some key strategies:
1. Reduce water waste: Conserving water is one of the most effective ways to protect our potable water supply. We can reduce water waste by fixing leaky faucets and pipes, using water-efficient appliances, and practicing water-smart landscaping.
2. Protect water sources: Keeping our water sources clean and free of pollutants is essential for maintaining a safe and reliable potable water supply. We can protect water sources by regulating industrial and agricultural runoff, reducing the use of harmful chemicals, and properly disposing of hazardous waste.
3. Invest in infrastructure: Upgrading and maintaining water treatment and distribution systems is critical for ensuring that potable water is available to all communities. Governments and utilities should invest in modernizing infrastructure, such as pipes and treatment plants, to reduce water losses and improve water quality.
4. Educate the public: Raising awareness about the importance of potable water and the steps individuals can take to protect it is crucial for maintaining a sustainable water supply. Educating the public about water conservation, pollution prevention, and proper water use can help to promote a culture of water stewardship.
5.Collaborate globally: Protecting and maintaining potable water is a global issue that requires cooperation and collaboration across borders. International organizations can work together to share knowledge, resources, and technology to address water scarcity and pollution in regions where access to potable water is limited.
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up to 25% of a cell's atp is used to run sodium-potassium pumps. without the resulting sodium and potassium gradients, neurons and muscles cannot fire properly. if a person is poisoned with cyanide, they cannot generate atp, and die within a few minutes. in relation to the sodium-potassium pump, what specific impact would cyanide have on concentrations across the cell membrane?
Answers
Cyanide depolarizes the peritubular cell layer by +18.8 +/ - 2.3 mV/10 min in the presence and by +4.5 +/ - 0.9 mV/10 min without even a trace of the luminal substrate.
Hydrogen cyanide is a poisonous little nonpolar particle that is delivered by certain plants to discourage herbivores. Cyanide crosses layers and restrains a critical cycle in the breath.
The cyanide particle, CN, ties to the iron molecule in cytochrome C oxidase in the mitochondria of the cells and goes about as an irreversible protein inhibitor. This keeps cytochrome C oxidase from doing what it needs to do, which is to send electrons to oxygen in the electron transport chain of high-impact cell breath.
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What was the idea that the Earth was the center of the solar system called, and why was this originally the common belief about our solar system?
Answers
Answer:
geocentrism. Geocentrism was an accepted truth until the Polish astronomer Nicolaus Copernicus came along. In 1543, Copernicus proved through his observations and mathematical calculations that the earth actually revolved around the sun. This view is called heliocentrism.
Explanation:
don't know if you had choices
Describe a control for the above experiment. The factor, the presence of starch (if the process of photosynthesis has taken place or not) needs to be left out. How would you do this?
Answers
During photosynthesis a plant absorbs light energy using the pigment chlorophyll. This allows it to convert carbon dioxide and water into glucose. This glucose is:
transported to the growing parts of the plant for use in respiration
transformed into cellulose, proteins and oils
turned into starch for storage
Therefore, to test if a plant has been photosynthesising, you can test the leaf to see if starch is present.
Iodine solution is used to test leaves for the presence of starch. You need to:
heat a plant leaf in boiling water for 30 seconds (this kills the leaf, stopping any chemical reactions)
add the leaf to boiling ethanol in a water bath for a few minutes (the boiling ethanol dissolves the chlorophyll and removes the green colour from the leaf - it turns white so it is easy to see the change in colour)
wash with water to rehydrate and soften the leaf and spread onto a white tile
add iodine solution from a dropping pipette
After a few minutes, the parts of the leaf that contain starch turn the iodine from brown to blue/black.
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the cone-shaped region of the cell body where the axon originates and where action potentials are generated is known as?
Answers
The cone-shaped region of the cell body where the axon originates and where action potentials are generated is known as the axon hillock.
The axon hillock is a specialized region of a neuron that plays a critical role in the initiation of action potentials, which are electrical signals that propagate along the axon to transmit information between neurons. It serves as the junction between the cell body and the axon and contains a high density of voltage-gated ion channels, which are responsible for generating and propagating action potentials.
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A population of 40 killer whales lives in a bay that measures 2000 square miles. What is the population density of killer whales?
Answers
Answer:
.02
Explanation:
When finding population density, divide the amount of people, animals or things in the region by the total square miles. 40/2000 is .02.
A population is the size of the group of individuals residing at a place. A population of 40 killer whales has a population density of 0.02.
What is population density?Population density is the individual's concentration of a specific species at a particular geographical location. It allows the establishment of the ecosystem and health.
Given,
Number of individulas = 40
Size of the area = 2000
Density = Number of individuals ÷ Size of the area
= 40 ÷ 2000
= 0.02
Therefore, 0.02 is the population density of killer whales.
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is mRNA single or double stranded
Answers
certain regions of mRNA molecules may form temporary secondary structures, such as hairpin loops, due to complementary base pairing within the same molecule.
What is RNA?
RNA (ribonucleic acid) is a type of biological molecule that is essential for various biological processes in living cells. It is a nucleic acid, just like DNA, but it is usually single-stranded (while DNA is usually double-stranded) and it contains the sugar ribose instead of deoxyribose. RNA plays a central role in gene expression, serving as a template for the synthesis of proteins.
mRNA (messenger RNA) is usually single-stranded. It is synthesized as a complementary copy of one of the DNA strands during transcription, and then carries the genetic information from the DNA in the nucleus to the ribosomes in the cytoplasm, where it is used as a template for protein synthesis.
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