Mice, rats, and birds are the most commonly used species for animal research in psychology.
Explanation:The most commonly used species for animal research in psychology are mice, rats, and birds.
These animals offer acceptable substitutes for human participants in research that would be considered unethical. According to the American Psychological Association, about 90% of all animal research in psychology uses rodents and birds.Learn more about Animal Research in Psychology here:https://brainly.com/question/32816777
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All Matter consists of particles called Units Atoms Cubes Pints please help
A patient is admitted to the hospital for dehydration and malnutrition. on close observation of the intestine, it appears that the cells lining the intestine have fully formed microvilli. however, these microvilli are not uniformly standing upright and protruding into the lumen of the intestine, but are lying down so that full exposure to the contents of the intestine cannot be obtained. the doctors conclude that the patient may have a defect in what cellular component? microfibers actin myosin tubulin intermediate filaments
The patient's microvilli lying down instead of standing upright indicate a possible defect in the actin microfilaments. These microfilaments provide structural integrity to the microvilli, which are crucial for nutrient absorption in the intestines.
The doctors conclude that the patient may have a defect in the cellular component known as actin microfilaments. These microfilaments are responsible for maintaining the structure and shape of the microvilli. In the intestine, microvilli constitute part of the cell's plasma membrane and function to increase surface area for efficient nutrient absorption. When microvilli "lie down" instead of protruding into the intestinal lumen, it suggests that the structural integrity of the microvilli is compromised, most likely due to a problem with the actin microfilaments that form the core of each microvillus. Adequate maintenance of these microfilaments is essential for the proper absorption of nutrients, which can be impaired in conditions such as celiac disease.
Therefore, the presence of deformities in the actin microfilament structure can be linked to illnesses resulting in malnutrition and dehydration, as observed in the patient.
A child recovering from a severe asthma attack is given oral prednisone 15 mg twice daily. what is the priority nursing intervention
The priority nursing intervention would avoiding exposure of the child to infection. The explanation behind this is prednisone decreases the child's resistance to definite infectious progressions and, as an anti-inflammatory drug, covers infection. The child will self-limit action contingent on respiratory status. The eosinophil count is frequently reliably improved in children with asthma. The child will need sufficient hydration to help release and eject mucus.
Why algae in the ocean can have a very high NPP and a very low amount of stored biomass
Why is a fat-free diet dangerous?
It can cause the body to break down muscle tissues.
It can result in a deficiency of essential carbohydrates.
It can result in a deficiency of essential fatty acids.
It can result in a deficiency of essential fatty acids.
Which is a common complication of gonorrhea and chlamydia?
________ cells, which differentiate into osteoblasts, are located in the endosteum and inner cellular layer of the periosteum.
Why is gymnastics often considered to be the purest of all sports or athletic activities?
Final answer:
Gymnastics is considered the purest sport because it requires a combination of physical abilities and artistic expression. It is an individual sport where athletes are solely responsible for their performance. Gymnastics has a long history and is an important part of the Olympic Games.
Explanation:
Gymnastics is often considered to be the purest of all sports or athletic activities because it requires a combination of strength, flexibility, agility, balance, and grace. In gymnastics, athletes must perform highly technical movements with precision and control, showcasing their physical abilities and artistic expression. Unlike team sports, where success can depend on the performance of others, gymnastics is an individual sport where athletes are solely responsible for their own performance.
Additionally, gymnastics has a long history dating back to ancient Greece, where it was an important part of the Olympic Games. The ancient Greeks valued physical excellence and believed that gymnastics was a way to honor the gods. The modern Olympic Games, which were inspired by the ancient Games, continue to include gymnastics as a core event, further establishing its significance as a pure and respected sport.
1. In a population of 200 field mice, 98 mice are homozygous dominant for brown fur (FF), 84 mice are heterozygous (Ff), and 18 mice are homozygous recessive and have white fur (ff).
A. What are the genotype frequencies of this mice population?
FF =
Ff =
ff =
B. What are the allele frequencies of this population?
F allele =
f allele =
When a doctor observes your symptoms and tells you that you have flu, she is reasoning?
When a doctor observes the symptom of a patient and tells that he or she is likely having a flu, the reasoning she or he used is likely from the effect to cause. The reasoning from effect to cause is having to check on the cause in order to produce or come out with the effect in which the symptoms is the cause of the flu, in which the flu is the effect.
True or false carbohydrates also make up part of the cell membrane
what types of carbohydrates are made of chains of alpha and beta glucose?
In any ecosystem, all incoming energy will eventually be
A. passed on to the decomposers when organisms die
B. released into the surrounding environment as heat
C. transferred up from one trophic level to the next
D. used by plants in the process of photosynthesis
A reaction in which the reactants have a greater amount of free energy than the products that are formed will be
A. endergonic, with a net release of free energy to the surroundings
B. endergonic, absorbing free energy from the surroundings
C. exergonic, with a net release of free energy to the surroundings
D. exergonic, absorbing free energy from the surroundings
Of the 65 million americans living with an incurable sexually transmitted infection, most of them have
Of all the sixty five million americans living with an incurable sexually transmitted infection, most of the ones that have it are young people. As well as men with men, minority population and even certain racial groups as these are likely the factors or people who are most likely to acquire the infection.
Soil that is so rich in organic matter it can be burned is called what?
a. Peat
b. Loam
c. Pedocal
d. Laterite
Final answer:
The soil rich in organic matter that can be burned when dried is called peat, which forms in swampy areas and is the precursor to coal.
Explanation:
Soil that is so rich in organic matter that it can be burned is called peat. Peat is a type of soil that consists of partially decayed plant material and is found in swampy areas. This organic material accumulates over time, especially in places where decomposition is slow, such as bogs and swamps, forming what is known as Histosols. When dried, peat can be used as a fuel source because the energy captured in photosynthesis remains in the peat, as the plant material has not fully decomposed. Over millions of years, peat can be compressed and heated to eventually become lignite and then anthracite, which are forms of coal.
The correct answer to the question is a. Peat.
What is the breakdown of rocks and minerals into small particles without a change in composition called?
(a) Igneous Intrusion
(b) Chemical Precipitation
(c) Metamorphic Foliation
(d) Mechanical Weathering
The ion needed to initiate the release of acetylcholine into the synaptic cleft is
The ion needed to initiate the release of acetylcholine into the synaptic cleft is the calcium ions.
What is a Synaptic cleft?A synaptic cleft may be defined as the type of tiny space after the axon terminal of the pre-synaptic neuron and initiation of the cell body or dendrites of the postsynaptic neuron. It is also known as the synaptic gap.
When the presynaptic membrane of an axon terminal is depolarized, it induces the opening of voltage-gated calcium ion channels. It allows the influx of calcium ions inside the cell.
This entry of calcium ions induces the fusion of synaptic vesicles with the membrane and finally the liberation of neurotransmitters such as acetylcholine molecules into the empty space which is known as the synaptic cleft.
Therefore, calcium ions are needed in order to initiate the release of acetylcholine into the synaptic cleft.
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Why is sandstone considered a rock and NOT a mineral? What characteristics of a mineral does it not meet? Answer in at least 2 sentences
Final answer:
Sandstone is a rock because it lacks a consistent crystal structure and is made up of various minerals and particles, unlike a mineral which must have a unique crystalline structure and a specific chemical formula.
Explanation:
Sandstone is considered a rock and not a mineral because it does not have a consistent internal crystal structure and is not composed of a single substance. A mineral, by definition, is a naturally occurring, inorganic solid with a specific chemical formula and a unique crystalline structure. Sandstone fails to meet these criteria because it is a clastic sedimentary rock composed of sand-sized particles that can include a variety of minerals like quartz and feldspar, as well as rock fragments or organic material. Different parts of sandstone may have different compositions, making it heterogeneous. Furthermore, sandstone is often found in layers or beds, can be granular or gritty, and displays physical characteristics like color variation and potentially containing fossils, which are not features specific to minerals.
Which process brings energy to the biosphere?
From the origins of the human species some 3 million years ago until about the year 1800, most people in the world lived in which type of societies
Which type of memory allows you to have meaningful conversations?
The memory responsible for allowing us to have meaningful conversations is the echoic memory. This type of memory falls under the sensory memory in which they use the auditory information that enables an individual to retain and recall information with the use of his or her way of perceiving sound and for a person to be able to create meaningful conversations towards other people.
the cells of unicellular organisms are A.) specialized to perform specific tasks B.) larger than those of multicellular organisms C.) able to carry out all of the functions necessary for life D.) unable to respond to changes in the environment
The cells of unicellular organisms are capable of performing all of life's essential functions and responding to their environment. Unlike multicellular organisms where cells are specialized for specific tasks, each unicellular organism carries out all functions within a single cell. However, multicellular organisms offer higher levels of organization and complexity.
Explanation:The cells of unicellular organisms, such as bacteria, can carry out all the functions necessary for life. Unlike the cells of multicellular organisms which are specialized, each cell of a unicellular organism can perform tasks essential for its survival, such as converting the energy in sugar molecules into energy in ATP. At the same time, these cells can also respond to their environment by turning on and off specific genes according to the demands of their surroundings.
Despite this adaptability, unicellular organisms do not have the level of complexity or organization seen in multicellular organisms. Organisms composed of multiple cells can coordinate between distantly located cells and have developed systems such as a circulatory system or an efficient respiratory system to bring nutrients and oxygen to their cells respectively. Furthermore, these cells become more efficient by becoming specialized, doing fewer tasks but doing them extremely well.
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true or false : the endoplasmic reticulum is in charge of decoding the messenger RNA to produce proteins
how are detritivores different from decomposers? provide an example of each
Decomposers return nutrients to the ecosystem, while detrivores consume dead things. Bacteria and fungi are examples of decomposers, and vultures are examples of detritivores.
What is detritivores?Detritivores are heterotrophs that get their nutrients from detritus. Coprophagy is practiced by a wide range of invertebrates, vertebrates, and plants.
Detritivores, such as millipedes, earthworms, and termites, eat dead organisms and wastes while decomposers break down dead organic materials.
Detritivores are distinct from other decomposers in that they consume material in order to decompose it. Bacteria and fungi, for example, do not eat their food; instead, they decompose it externally.
Decomposers replenish the ecosystem's nutrients, whereas detrivores consume dead things. Decomposers include bacteria and fungi, while detritivores include vultures.
Detritivores feed on detritus particles, whereas decomposers "feed" by chemically breaking down organic matter.
Thus, detritivores are different from decomposers.
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What is the primary storage form of carbohydrate in the body?
a. glucagon
b. glucose
c. starch
d. fiber
e. glycogen?
Glycogen is the primary storage form of carbohydrates in the body, stored in liver and muscle cells, and is broken down into glucose when needed.
Explanation:The primary storage form of carbohydrate in the body is e. glycogen. Glycogen is made up of glucose monomers and is a highly branched molecule, usually stored in liver and muscle cells. Glycogen functions as the animal equivalent of starch. When the blood glucose levels decrease, the body breaks down glycogen into glucose in a process called glycogenolysis, maintaining the homeostasis of glucose levels in the bloodstream.
Cellular respiration is the process by which: 1. energy from the chemical bonds of food molecules is captured by an organism. 2. oxygen is produced during metabolic activity. 3. light energy is converted into kinetic energy. 4. oxygen is used to transport chemical energy throughout the body. 5. atp molecules are converted into water and sugar.
What are the bonds that hold nucleotides together in a "base-pair"?
Which of the following limits the maximum size of a cell?
A. The stage of the cell cycle
B. The ratio of cell surface area to volume
C. The number of mitochondria in the cell
D. The size of the organism
The ratio of cell surface area to volume limits the maximum size of a cell (Option B).
The plasma membrane that surrounds a cell controls the passage of materials (nutrients, waste products, etc) inside and outside the cell.The cell surface area is directly associated with the rate at which this passage occurs and cell volume.In consequence, as the cell surface increases, the cell volume then can increase in a faster manner.In conclusion, the ratio of cell surface area to volume limits the maximum size of a cell (Option B).
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The final product of ____ is 2 pyruvic acid molecules.
A). The Krebs cycle
B). Glycolysis
C). Aerobic respiration
D). None of the above
The final product of glycolysis is 2 pyruvic acid molecules, which is the first step in cellular respiration where glucose is broken down to produce energy.
Explanation:The final product of glycolysis is 2 pyruvic acid molecules. Glycolysis is the first step of cellular respiration, a process through which cells break down glucose to produce energy. During glycolysis, one molecule of glucose (a six-carbon compound) is transformed into two molecules of pyruvic acid (a three-carbon compound).
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What is the smallest lithostratigraphic rock unit? formation bed layer group
Answer: Option (1)
Explanation:
The basic lithostratigraphic unit of rock is formation. A formation is comprised of definite rock body whose rock characteristics can be compared to another rock strata, and can be mapped easily.
A bed is defined as the distinctive rock layer that can be differentiate from its upper layer and the lower layer, and are usually more than 1 cm in thickness.
A layer is defined as a distinct rock body, which has a particular rock materials and are distinguishable from one type to another and they are precisely traceable.
A group of rock is comprised of different rock units or layers, forming a division of the geological rock history.
Thus, the correct answer is option (1).