Answer:
A solution that contains water
Explanation:
it contains 90% water however it still contains other forms of liquids and stuff
which condition is optimal for predation by the owl on mice? which condition is optimal for predation by the owl on mice? moonlit nights are better for hunting. the moon light has no effect on predation success. dark nights are better for hunting.
The correct answer is Dark nights are preferable optimal for predation by the owl on mice.
Owls are a type of predator organism. They eat smaller organisms like mice. As a result, the mice serve as prey for the owls. Owls are high on the food chain of forest organisms as predators. The sound spectrogram of a vole's rustling noises reveals a diverse range of frequencies. The noises provide the owl with all of the information it needs to locate the prey. The rustling noises of the prey provide the owl with all of the information it needs to locate it in space. Most owls do not bother tearing small prey like mice and voles apart, preferring to swallow them whole. The bird has absorbed all of the nutrients available in the eaten prey after eight to sixteen hours.
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Explain the role of enzymes and how they affect the chemical reactions of living things.
Cellulose is an especially strong polymer that is difficult to digest because __________. (Check all that apply.)
its long, branched chains make it insoluble
β 1→4 linkages of glucose monomers produce very strong chainsβ 1→4 linkages of glucose monomers produce very strong chains
α 1→4 linkages of glucose monomers produce very strong chainsα 1→4 linkages of glucose monomers produce very strong chains
its long, unbranched chains form tough fibers
its fructose monomers form very strong bonds
Cellulose is an especially strong polymer that is difficult to digest because β 1→4 linkages of glucose monomers produce very strong chainsβ 1→4 linkages of glucose monomers produce very strong chains.
What is cellulose?Cellulose is a biopolymer composed of glucose molecules linked by β 1→4 glycosidic bonds. It is a biomolecule synthesized by plants, but animals do not have the enzymatic material to be able to digest this molecule, neither do human beings.
Therefore, we can confirm that cellulose is an especially strong polymer that is difficult to digest because β 1→4 linkages of glucose monomers produce very strong chainsβ 1→4 linkages of glucose monomers produce very strong chains.
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what is hydrogen energy level
It is denote by the quantum number and where n veries from 1 for the ground state (the lowest energy level) to corresponding to unbound electrons
Which characteristic of plant root systems is most responsible for their ability to absorb water and mineral nutrients efficiently?.
EpidermisEpidermis of plant root systems is most responsible for their ability to absorb water and mineral nutrients efficiently.
How do plants take up nutrients and water?The xylem, a tissue made up of tiny tubes found just below the surface of the plant's stems, is where plants collect water and nutrients. The water is drawn upwards by the molecules in this tissue, which draw water molecules from the soil. We refer to this mechanism as capillary action.
Root hairs are single celled and large surface area , perfect for absorption of water and nutrients. Root hairs are long thin, single cell extension from the epidermis.
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damage from a concussion is not to the skull or brain itself, the "hardware," but rather to the functional ability, the "software," which causes a disruption or dysfunction of the brain.
The damage from a concussion is not to the skull or brain itself, the "hardware," but rather to the functional ability, the "software," which causes a disruption or dysfunction of the brain is known to be the effect of concussion.
What are the effects of Concussive Forces on the Brain?A concussion is known to be a kind of a functional injury that is seen not as a structural kind of injury.
Here. the “software” of the brain is said to be affected due to the injury but there is no harm done to the hardware.
Note that if concussion takes place often, there is bond to be no visible damage e.g. bleeding, fracture, etc.
Therefore, The damage from a concussion is not to the skull or brain itself, the "hardware," but rather to the functional ability, the "software," which causes a disruption or dysfunction of the brain is known to be the effect of concussion.
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How does the size of the fetal face relate to the cranium? how does this compare to the adult skull?.
The size of the fetal face is one-third the size of the fetal cranium while the adult skull is two-thirds the size of the adult cranium.
The face of a fetus is foreshortened and overshadowed by its cranium. Also, his mandible and maxilla are very tiny. On the contrary, the adult cranium is comparatively smaller and his facial bones are comparatively larger than the cranium.
Cranium is the outer protective layer of the skull. It comprises 8 cranial bones and 14 facial bones. It has two main parts: cranial roof and cranial base. The cranial roof consists of frontal, occipital and two parietal bones. The cranial bases also comprises these three types of bones and also includes sphenoid, ethmoid and temporal bones.
The cranial bones are connected by connective tissues during infancy to allow their growth and form one piece. The primary function of cranium includes protecting the brain and providing a link for the attachment of facial muscles.
The size of the fetus ' face increases as it matures and thus has a very small face compared to its cranium. The cranium in the adult is all grown up and does not grow further. It has a larger size than that of a fetus. The bones in the adult cranium are also fixed while those in a fetus are still growing.
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Given that penicillin is an antibiotic that inhibits enzymes from catalyzing the synthesis of peptidoglycan, which prokaryotes should be most vulnerable to inhibition by penicillin?.
The prokaryote that should be most vulnerable to inhibition by penicillin is a gram-positive bacteria. The correct option is A).
What is penicillin?Penicillin is an antibiotic that is made by mold. The mold is penicillin mold. It is used to treat bacterial infections. They kill the bacteria and save the organism from bacteria infection.
Penicillin affects the outer layer of the bacteria. The outer layer of gram-positive bacteria is made up of peptidoglycan is made. Penicillin breaks the peptidoglycan layer.
Thus, the correct option is A) gram-positive bacteria.
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The question is incomplete. Your most probably complete question is given below:
A) gram-positive bacteria
B) spore-bearing bacteria
C) gram-negative bacteria
D) archaea
E) mycoplasmas
Many soil-dwelling bacteria produce molecules that can be naturally synthesized and kill other species of bacteria. What are these bacteria-killing molecules called?.
Many soil-dwelling bacteria produce molecules that can be naturally synthesized and kill other species of bacteria. These bacteria-killing molecules are called antibiotics
Antibiotics are chemicals used to treat infections caused by bacteria that kill or stop bacteria from growing. Soil fungi and bacteria naturally produce them. Because the antibiotic destroys their competition, the microbe gains the upper hand when competing for food, water, and other scarce resources in a specific habitat.
Antibiotics exploit the structural difference between the host cell and bacterial cell. They can prevent bacterial cells from multiplying, allowing the host's protective mechanism to fight the illness or kill the bacteria by, for example, blocking the process that creates their cell walls.
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how an organism appears. examples include the presence of flagella, gram stain behavior, and cellular arrangement.
Phenetic or phenotypic classification is how an organism appears, and examples include the presence of cellular arrangement, gram stain behavior, and flagella.
The phenetic, or phenotypic classification, is a primary approach used in biology to divide organisms into categories. The phenetic technique combines species following their observable phenetic characteristics; two species will be classified together if they resemble one another more than either does any other species. Species can be classified according to the cellular arrangement, gram stain behavior, and flagella.
The complete categorization makes up a taxonomic hierarchy of levels where individuals from higher and higher levels of a group appear to be less and less similar to one another. The classification of species phenetically does not require any knowledge of evolution, in contrast to the phylogenetic principle. The species are categorized based only on similarities in observable characteristics, and the same idea can be used to classify any collection of things, alive or inanimate.
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What molecule is the source of the oxygen that is released as a byproduct of photosynthesis?.
Water molecule is the source of the oxygen that is released as a byproduct of photosynthesis.
Does photosynthesis produce ATP?The light reactions capture the energy of the light and use it to drive electron exchanges. Despite some using infrared light, the majority of photosynthesis-producing species use visible light. Products of these reactions include decreased nicotinamide adenine dinucleotide phosphate and adenosine triphosphate (ATP) (NADPH).
During the process of photosynthesis, cells use carbon dioxide and energy from the sun to make sugar molecules and oxygen. These sugar molecules are basis for more complex molecules made by the photosynthesis cell .
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Name the two main organ systems that communicate within the body to maintain homeostasis.
The two important body systems that interact inside the body to ensure homeostasis are the endocrine system and central nervous system .
The principal control systems for ensuring homeostasis are the central nervous and endocrine systems. The endocrine system is made up of glands that generate chemical regulators (hormones). The nervous system senses discrepancies from the brain's normal equilibrium (homeostasis) and sends information to the internal organ in order to compensate. It restores the required balance in a fairly short amount of time. Both systems function mostly instantaneously, however the nervous system could be voluntarily controlled.
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look at the progeny from the cross of ttyy x ttyy. how many phenotypic classes were expected in the resulting progeny?
In the progeny, 63 phenotypic classes were expected.
Only 1/16 of the progeny will likely have short green seeds 1008/16 is 63.
Which phenotypic classes are there?Then, phenotypes can be used to distinguish between various genotype-related hypotheses, where phenotypes are a class of creatures that only share a subset of their total set of features and genotypes are a class of organisms that share a subset of their germ cells.
Why is phenotype significant?It is possible to increase agricultural production to meet the demands of the expanding human population by establishing the relationship between genotype and phenotype. Therefore, in order to prove the causal link between genes and phenotypes, phenotyping is just as crucial as genotyping.
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help pleasee dont under this
Answer: C 6.3
Explanation: Count the lines :)
Answer:
6.3 cm
Explanation:
Neurons have more mitochondria than cheek cells. suggest why.
Neurons have more mitochondria because neurons are the essential unit of the brain and the human body's nervous system, which perform and maintain all body functions. Neurons completely depend on mitochondria because they produce ATP that is used by the neurons use to perform functions.
However, cheek cells have fewer mitochondria because the function or metabolic activities performed by cheek cells are very less as compared to the neurons.
Therefore, mitochondria are the membrane-bounded cell organelles that produce ATP or Chemical Energy. As neurons have to perform more actions and metabolic activities, so Neurons have more mitochondria as compared to the cells of cheeks.
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proteins can play many diverse roles in cells. select all of the following that are functions of proteins.
Some proteins serve a structural function, such as microtubules.
Some proteins function as hormones, such as insulin which is made up of 51 amino acids.
Some proteins function as defense molecules, such as immunoglobulins.
Some proteins function as enzymes, which are organic catalysts.
What is protein ?All living things have proteins. Covalently bound amino acids are folded into three-dimensional structures called proteins. A protein can play a variety of functions within an organism.
They perform several different tasks, such as organising, transportation, and defence. A protein can have up to four different structural levels and is made up of chains of amino acids. Examples of particular proteins are collagen, insulin, and anticorps.Learn more about Protein here:
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Define the term, "stratigraphy".
1. identifying landforms
2. graph keeping the record of small microbes
3. measures earthquake vibrations
4. process of describing the patterns in which rock layers are deposited
The correct answer is 4. process of describing the patterns in which rock layers are deposited.
A subfield of geology called stratigraphy studies rock layers (strata) and layering (stratification). It is mostly applied to the study of layered volcanic rocks and sedimentary rocks.The scientific field of stratigraphy is concerned with describing geological successions and interpreting them in terms of a broad time scale. In addition to serving as the foundation for historical geology, petroleum geology and archaeology have both found use for its principles and methodologies.Sedimentary rocks are the focus of stratigraphic research, but they may also cover layered igneous rocks (such as those produced by successive lava flows) or metamorphic rocks that were created from either such extrusive igneous material or sedimentary rocks.The separation of a series of rock layers into mappable units is a common objective of stratigraphic investigations.Therefore, option 4. is correct.
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what are cutting animals name the different kinds of aquatic animals
Answer:
animals that live in around the surface of water bodies are called aquatic animals fish octopuses and tortoise and C lines
following an action potential, a nerve cell goes through a brief refractory period during which it cannot be stimulated. what is true during this refractory period?
following an action potential, a nerve cell goes through a brief refractory period during which it cannot be stimulated. It facilitates the unidirectional flow of the action potential.
Action potential are the electric signal generated by the neurons which occurs to transfer the signal around the body. It occurs by temporary shift in the neuron's membrane potential which is caused due to sudden inflow of the ions.
It is divided into depolarization, repolarization, hyperpolarizatio and refractory period.
In refractory period the nerve cell enters a resting phase and are not able to transfer any action potential.
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Please help due soon.
Answer:
shallow costal water is the answer .
When a skeletal muscle contracts, what is happening at the level of the muscle proteins?.
When a muscular contraction takes place, the length of the sarcomeres as a whole is reduced as the actin and myosin filaments temporarily establish cross-bridge attachments and slide across one another.
Muscle fibers with myofibrils, which are smaller units, make up the skeletal muscle.Each myofibril is composed of three different types of proteins: contractile, regulatory, and structural proteins. Actin, a thin filament, and myosin are referred to as contractile proteins (thick filaments).Shortening of thick filaments occurs and in comparison to thick filaments, thin filaments glide.The neuromuscular junction, or synapses between a motoneuron and a muscle fiber, is where skeletal muscle contraction starts. Action potential propagation to the motoneuron and subsequent depolarization causes the presynaptic membrane's voltage-gated calcium (Ca2+) channels to open.The sliding filament model of muscle contraction states that when sarcomeres shorten, thick and thin filaments move past one another. The energy required for cross-bridge creation and filament sliding is provided by ATP.Thus, The muscle fibers become tense and often shorten during contraction. The resting state of the muscle fiber is referred to as relaxation.
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5-methylcytosine rna modification controls the innate immune response to virus infection by regulating type i interferons
Nanocapsules, a promising technology for future antiviral medicines, can be used to enhance the distribution of m5C RNA methyltransferase inhibitors.
How 5-methylcytosine rna modification controls the innate immune response?The transfer of a methyl group to the fifth carbon of a cytosine base in RNA sequences to form 5-methylcytosine is catalyzed by eukaryotic 5-methylcytosine RNA methyltransferases (m5C). m5C RNA methyltransferases are essential for maintaining the stability and functioning of RNA. In order to block host innate immunity and ensure effective transcription and translation for the replication of new virions, viruses have developed a number of techniques. One such viral tactic is to alter viral RNA via host m5C RNA methyltransferases in order to influence the host's antiviral defenses. In the future, m5C RNA methyltransferase inhibitors may be employed to control the impact of viruses on host cells.Learn more about the Viral infection with the help of the given link:
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Write a paragraph to tell about how this type of rock is formed. Give examples of rocks that are this type and tell what you learned about this rock type.
Igneous rocks form when magma (molten rock) cool and crystallize. This happens either at volcanoes on the surface of the Earth or while the melted rock is still inside the crust. Two rocks from identical magma to an igneous rock can become either rhyolite or granite, depending on whether they cool quickly or slowly. When lava comes out of a volcano and solidifies into extrusive igneous rock, also called volcanic, the rock cools very quickly. If the lava cools almost instantly, the rocks that form are glassy with no individual crystals, like obsidian. Intrusive rocks, also called plutonic rocks, cool slowly without ever reaching the surface. They have large crystals that are usually visible without a microscope.
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these monosaccharide molecules combine to make a more complex sugar, called a disaccharide. before this can happen, one of the molecules must lose a hydrogen atom while the other must lose a hydrogen atom and an oxygen atom. what happens to the lost h and oh? why is this important
The formation of a disaccharide is through the combination reaction between two monosaccharide molecules with the lost of a hydrogen atom and an oxygen atom.
What is a disaccharide?A disaccharide is defined as the carbohydrate that contains two units of the monosaccharide molecule.
Typical examples of disaccharides include the following:
sucrose, lactose, and maltose.A disaccharide can be found by a condensation reaction of two monosaccharide molecules with the removal of water.
It is important for the hydrogen and oxygen atoms to be lost because two OH groups, one from each sugar molecule, come together to release water and form an oxygen bridge between.
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What can be formed by Earth's plates colliding?
A. Mountains
B. Rivers
C. Oceans
Copyright © 2003-2022 International Academy of Science.
What is the best description of Galileo Galilei
Answer:
he was a philosopher and an astronomer that helped developed the scientific method
Explanation:
specific macrophage populations promote both cardiac scar deposition and subsequent resolution in adult zebrafish
Specific macrophage populations help by promoting both cardiac scar deposition and subsequent resolution in adult zebrafish. It is a correct statement.
What is the effect of macrophages on zebrafish?When tissue is injured, an inflammatory reaction occurs. It is a crucial step in the mending process. In many tissues, including the heart tissue, scar tissue deposition is a primary downstream effect of this type of reaction.
Mature zebrafish are not just capable of replacing lost cardiomyocytes. In tissues such as the heart, they can also remodel and remove an extrinsic scar. This scar mediation is not well known.
Therefore, specific macrophage populations help by promoting both cardiac scar deposition and subsequent resolution in adult zebrafish.
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Use the drop down menus to match the structure to its definition.
✔ tonsils
Two oval shaped tissues at the back of the throat that prevent infection by trapping pathogens that enter the nose and the mouth.
✔ spleen
An organ near the stomach that filters blood, stores red blood cells, destroys old red blood cells, and contains lymphocytes.
✔ adenoids
Spongy tissues at the back of the nasal cavity that prevent infection by trapping pathogens that enter through the nose.
Answer:
That is correct?
Explanation:
activation of ampk attenuates neutrophil proinflammatory activity and decreases the severity of acute lung injury
All mammalian cells include AMP-activated protein kinase (AMPK), a fuel-sensing enzyme that is phylogenetically conserved.
Increases in the intracellular AMP-to-ATP ratio trigger the activation of the AMP-activated protein kinase (AMPK), which is a key player in cellular responses to metabolic stress. Although it has been demonstrated that activating AMPK has anti-inflammatory effects, nothing is known about how AMPK may affect neutrophil function and neutrophil-dependent inflammatory events, such as acute lung injury. The study's findings indicate that activating AMPK lessens the severity of neutrophil-driven proinflammatory processes, including acute lung damage, and TLR4-induced neutrophil activation.Learn more about the protein kinase with the help of the given link:
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is a popular medicinal mushroom and has been used in oriental medicine because of its promoting effects on health and life expectancy. g. lucidum contains various compounds with a high grade of biological activty, which increase the immunity and show antitumour, antimicrobial, anti-inflammatory, antioxidant and acetylcholinesterase inhibitory activity. several of these substances belong to the triterpenoids and polysaccharides classes. proteins, lipids, phenols, sterols, etc. are also present. in the present review, an extensive overview of the presence of antitumour, antimicrobial, antioxidant and antiacetylcholinesterase compounds in g. lucidum extracts will be given, along with an evaluation of their therapeutic effects.
Lingzhi, or Ganoderma lingzhi, is a polypore fungus that belongs to the genus Ganoderma and is also referred to as reishi.
What medicinal properties does Ganoderma lucidum have?Ganoderma lucidum (Reishi) is a popular medicinal mushroom and has been utilized in oriental medicine because of its beneficial effects on health and life expectancy. The plant G. lucidum contains a number of highly biologically active compounds that boost immunity and have antitumor, antimicrobial, anti-inflammatory, antioxidant, and acetylcholinesterase inhibitory properties. Several of these substances are classified as polysaccharides and triterpenoids. In addition, there are phenols, sterols, proteins, and lipids. The presence of antitumor, antimicrobial, antioxidant, and antiacetylcholinesterase compounds in G. lucidum extracts was researched with an assessment of their therapeutic effects.Learn more about the antioxidants with the help of the given link:
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