Answer:
In think True
Explanation:
Answer: it is TRUE
Explanation: because water is one raw materials which plant uses in photosynthesis to produce their food
HOPE THIS HELPSS!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Blood pressure is maintained relatively constant even when the internal or external environment changes. Effectors are parts of the body that receive signals from a control center. Which of the following is an effector in the system that maintains blood pressure?
sensory receptors for blood pressure.
the resistance that must be overcome for blood to flow.
cardiac muscle.
blood volume.
Cardiac muscle is an effector in the system that maintains blood pressure.
A body part known as an effector is one that receives signals from a control center and responds to them in order to keep homeostasis. The regulatory systems that monitor and control blood pressure levels would be the control center in the context of sustaining blood pressure.
In this instance, the effector is the heart muscle, which contracts or relaxes in response to signals from the control center to modify the force and rate of blood flow, which in turn affects blood pressure.
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Use the graph and the information provided to answer the questions.
Birds sing for a variety of reasons. Male birds sing to attract females. Both male and female birds sing
when making nests, in preparation for the female laying eggs and for young birds to recognize their
parents. In a particular species of bird, the females have evolved to be non-singing. This trait ensures that the nest is not detected by predators. The graph shows the inheritance of this trait through several generations.
1. What would be the percentage of the non-singing trait in female birds in Generation 4 and 5 if this pattern continues?
2. In which generation will there be almost 100% non-singing females if there are no changes in the birds’ environment and actions?
3. In what possible scenario would the female birds evolve to having the singing trait?
Answer:
The percentage of the non-singing trait in female birds in Generations 4 and 5 if this pattern continues will be 80 and 94
como se clasifican las celulas
células se pueden clasificar en dos grupos: eucariotas y procariotas. Las eucariotas tienen núcleo y orgánulos envueltos por una membrana, mientras que las procariotas no.
PLEASE HELPP
(NOT SURE IF BIOLOGY)
If a star has a surface temperature of 5,500 kelvin, under which spectral class would the star be classified?
Answer:
Option 1: G
Explanation:
5,500 kelvin is about the same surface temperature as the Sun, which is classified as a yellow star, that is under the spectral class G.
Please refer to both pictures for more details
which one is not a lip
Mack's guatar fabrication shop producns low cost, highly durable guatars for beginners. Typicaly, out of the 100 gutars that begin productioh each monthy only 78 percent are considered good enous to sell. The other 22. percent are scrapped due to qually problems that are lidentfed after they have completed the production process. Each gular sels for $240. Becaute some of the production pecoss is automaled, esch gutar only requites 8 labor hours. Each enployee works an averoge of 160 hours per month. Labor is pald at 39 per hour, materials coat is $39 per gutay, and overtiest is $4.200. a. The labor productily rato for Mack's guitar Labrication shop is 5 per hour. (Enter your response rounded to fap decimal places.) b. Ahar some shady, the operation manager Darren Funk recommends 3 optons to improve the conpany's mulfasko productily. * Option ti increase the sales price by 15 percent - Option 2: impeove qualy so that eny 15 percent are sefective, er > Opton 3 reduce labor, materials, and overthead costs by 15 percont Finter your respone nounded to tak decimal places)
a. The labor productivity ratio for Mack's guitar fabrication shop is approximately 0.5 guitars per hour. b. The new sales price per guitar would be $276, the new percentage of guitars considered good enough to sell would be 85% and the new costs per guitar would be $ 33.15.
a) In order to calculate the labor productivity ratio,
Labor Productivity Ratio = Number of Guitars Produced / Total Labor Hours
Labor Productivity Ratio = 78 guitars / (160 hours/employee)
Labor Productivity Ratio = 0.4875 guitars per hour
Rounding to one decimal place, the labor productivity ratio for Mack's guitar fabrication shop is approximately 0.5 guitars per hour.
b) Option 1: Increasing the sales price by 15%:
The new sales price per guitar would be $240 + (15% of $240) = $276.
Option 2: Improving quality so that only 15% are defective:
The new percentage of guitars considered good enough to sell would be 100% - 15% = 85%.
Option 3: Reducing labor, materials, and overhead costs by 15%:
The new costs per guitar would be $39 - (15% of $39) = $33.15.
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What does a natural monopoly arise?
Answer:
Natural monopolies arise where the largest supplier in an industry, often the first supplier in a market, has an overwhelming cost advantage over other actual or potential competitors; this tends to be the case in industries where fixed costs predominate, creating economies of scale that are large in relation to the ___.
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if a pyramid has 4 triangular sides and a square base, and the scale model is 1:100. How many side does the pyramid have?
The base of a square pyramid is square. It has five vertices and four triangular faces.
How do you calculate a four-sided pyramid's area?The formula SA=B+12ps, where B is the base area, p is the base perimeter, and s is the slant height, is used to determine a pyramid's surface area. We shall apply the formula for a triangle's area to determine B because the base is a triangle.
What has a square face and four triangle faces?A shape with a base and three triangle sides is called a pyramid. All three sides of the triangle are the same size and shape. This pyramid has four triangular sides and a square base. Egypt's pyramids were built in this shape.
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CAN SOMEONE PLEASE HELP ME??
When testing the effect of light on flowering patterns of plants, temperature would be considered a?
A.independent variable
B. dependent variable
C. constant
Answer: Independent Variable
Explanation: Already explained this one in another post.
Rainforests around the world are being cleared at an alarming rate to make room for new communities, agriculture, mining, and roads, and to provide lumber for construction and furniture.
How might the destruction of rainforests affect the balance of gases in Earth's atmosphere?
A by increasing carbon dioxide and decreasing oxygen
B by increasing carbon dioxide and increasing oxygen
C by decreasing carbon dioxide and increasing oxygen
D by decreasing carbon dioxideand decreasing oxygen
Metals are useful in industry because they can be shaped without breaking. What is this property of metals called?
Answer:
malleable ................
Answer:
versatility ductility conductivity malleability
why does infection result in an elevated core body temperature?
The infection result in an elevated core body temperature because white blood cells affects your hypothalamus. This creates the body heat up, causing a fever.
What can cause an increase in core body temperature?These cells are produced in large quantities while you are ill. In an effort to combat the virus, they work more quickly. It has an impact on your hypothalamus when these white blood cells rise.
The deep in your brain located hypothalamus serves as the brain's sophisticated control and coordination hub for your body. Its major job is to maintain homeostasis, a constant state of equilibrium in your body. It works by controlling hormones or by directly influence your autonomic nervous system.
When a microbe harms a person after entering their body, an infection happens. The microorganism lives off of that person's body and reproduces and colonizes there. These pathogenic tiny organisms are contagious and reproduce swiftly.
When a virus or bacterium infect the body, fever frequently results. The body's thermostat, the hypothalamus in the brain, is deceived by substances produced by the immune system known as pyrogens into detecting an unnaturally chilly body temperature.
Hence, The infection result in an elevated core body temperature because white blood cells affects your hypothalamus. This creates the body heat up, causing a fever.
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explain ecosystem deficiency
Answer:
An ecological deficit occurs when the footprint of a population exceeds the biocapacity of the area available to that population. If there is a regional or national ecological deficit, it means that the region is importing biocapacity through trade or liquidating regional ecological assets.
Hope this helps love. Have a great night! : )
A scientist finds several hundred fish fossils in the dessert. This evidence best supports which of the following scientific ideas?
What are heritable variations?
A. learned behaviors that are taught directly to offspring
B. variations that cannot be passed along to offspring
C. variations that can be inherited and passed on
D. environmental changes that have no effect on living
organisms
What is the probability of the offspring being purple and white flowers answer in percentage?
These would have phenotypes (PP and Pp) of 75% purple and 25% white (pp). The colour of the pea plant's blooms was one of the important characteristics Mendel examined.
When two heterozygous tall pea plants with purple flowers are crossed, it is possible that one of the offspring may be short with white flowers. This is similar to the monohybrid cross and depends on the individual probabilities of the traits. This means that there is a 1/4 chance that one of their progeny will be short and a 1/4 chance that one will have white flowers (in case of monohybrid cross). The genotypes of the offspring born from the union of a heterozygous purple flower (Rr) and a recessive white flower (rr) are (Rr), (Rr), (rr), and (rr). Consequently, half of the progeny have purple flowers (Rr), while half have white blooms (rr).
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A food chain is usually part of a larger____
A food chain is usually part of a larger food web. The food web will show all the feeding relationships in the ecosystem.
What is a food web?A food chain is usually part of a larger food web. A food web represents the complex interconnections between different food chains within an ecosystem, showing the flow of energy and nutrients between different organisms.
In a food web, multiple food chains are interconnected, with some organisms occupying multiple positions as both predators and prey. The concept of a food web highlights the interconnectedness of different organisms within an ecosystem and the importance of maintaining balance and stability in natural systems.
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if an animal cell suddenly loses the ability to produce gtp, what will most likely happen to its signaling system
if an animal cell suddenly loses the ability to produce GTP. It would not be able to activate and inactivate the G protein on the cytoplasmic side of the plasma membrane.
G proteins, sometimes referred to as guanine nucleotide-binding proteins, are a family of proteins that function as molecular switches within cells, relaying signals from a range of stimuli outside a cell to its interior.
Their ability to bind to and hydrolyze guanosine triphosphate (GTP) to guanosine diphosphate is governed by several different variables (GDP). They are "on" when they are bound to GTP and "off" when they are bound to GDP. The wider class of enzymes known as GTPases includes G proteins.
Thus, when the cell will not produce GTP then these G protein receptors are not activated and thus signalling will not be carried further.
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what information can be determined about using half-life?
Answer:
The half-life of an isotope is used to describe the rate at which the isotope will decay and give off radiation.
Explanation:
Which occurs in a fusion reaction between two atoms?
Answer:
Two atoms slam together to form a heavier atom.
Explanation:
Fusion occurs when two atoms slam together to form a heavier atom, like when two hydrogen atoms fuse to form one helium atom. This is the same process that powers the sun and creates huge amounts of energy—several times greater than fission. It also doesn’t produce highly radioactive fission products.
What is the differences between artificial and biological neural networks?
Answer:
Artificial neutral network are time independent and cannot filter their inputs.
A fish farmer has a large pool used to grow a species of fish. The farmer decides to add a second species of fish to the pool. Both fish species feed on the same type of food, but the fish farmer does not increase the amount of food added to the pool, maintaining the same carrying capacity in the pool.
Which graph shows how the population of the two fish species will change?
Answer:
D
Explanation:
Describe an example of a plant cell that is specialized for a specific function. What is special about the cell that allows it to perform this specific function?
A plant cell type that is specialized for a specific function is the mesophyll cells in the leaves, which contain many chloroplasts to perform photosynthesis.
What is cell differentiation?Cell differentiation refers to the specialization by which cells can perform specific functions.
Mesophyll cells in the plant leaves are specialized cells that contain chloroplasts, which are organelles where photosynthesis occurs.
In conclusion, a plant cell type that is specialized for a specific function is the mesophyll cells in the leaves, which contain many chloroplasts to perform photosynthesis.
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When small solute particles or liquids are taken into the cell - what is it called?
Answer:
In cellular biology, pinocytosis, otherwise known as fluid endocytosis and bulk-phase pinocytosis, is a mode of endocytosis in which small particles suspended in extracellular fluid are brought into the cell through an invagination of the cell membrane, resulting in a suspension of the particles within a small vesicle .
Explanation:
Which of the following statements is true for both solar energy and wind energy? (1 point)
Energy is able to be collected both day and night.
Energy collection equipment can be installed in agricultural areas without affecting crop production.
Power generation using this energy source does not contribute to water pollution.
Power from this energy source can easily be integrated into existing power grid systems.
Given what we know, we can confirm that Power generation using these energy sources does not contribute to water pollution.
What are solar and wind energy?Solar and wind energy are clean means to produce electrical energy to power our everyday needs. Solar energy uses specially created panels to harness the heat energy from the sun and produce electricity. Meanwhile, wind energy uses large propellers to harness the wind in order to power a turbine that in change produces electrical energy. By using natural sources to create electricity, these methods do not cause any form of pollution.
Therefore, we can confirm that Power generation using these energy sources does not contribute to water pollution.
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PLEASE HELLP ME
Which of the following claims correctly describes a kingdom of Domain Eukarya?
A. Kingdom Protista includes single-called organisms that lack nuclei
B. Kingdom plantae includes multicellular organisms that can move independently
C. Kingdom animalistic includes multicellular organisms that make their own food
D. Kingdom fungi includes organisms that get energy by decomposing materials in their environment
Answer:
D
Explanation:
1. protists have nuclei
2. plants don't move independently
3. animals don't make their own food
so option D is the best option
good luck
The following claims correctly describes a kingdom of Domain Eukarya is Kingdom fungi includes organisms that get energy by decomposing materials in their environment.
What are the main features of the Fungi kingdom?Fungi are heterotrophic and eukaryotic organisms that can be unicellular or multicellular. The vast majority of species are filamentous, and these filaments are called hyphae. Some fungi are formed by several densely packed hyphae, which form the so-called mycelium.
The Fungi Kingdom is represented by unicellular or multicellular eukaryotic organisms, being found in the most diverse types of environments. Fungi include mushrooms, molds, wood ears, lichens, among other organisms.
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If there is a death rate of 5 in every 100 people, how many people
would you predict to die if there was a population of 175,000? Show
your working out
To find the number of people that would be expected to die if there is a death rate of 5 in every 100 people and a population of 175,000, we can use the formula for expected value:
Expected value = (probability of event occurring) * (value of event occurring)
In this case, the probability of a person dying is 5/100 = 0.05, and the value of a person dying is 1 (since one person dies each time the event occurs). Therefore, the expected value is 0.05 * 1 = 0.05.
Since there are 175,000 people in the population, we can multiply the expected value by this number to find the total number of people that would be expected to die: 0.05 * 175,000 = 8750.
Therefore, we would expect a total of 8750 people to die if there is a death rate of 5 in every 100 people and a population of 175,000.
if you find a new species of algae floating on the surface of a coastal zone, you would likely consider it a type of .
A new species of algae floating on the surface of a coastal zone, it is a type of phytoplankton.
Algae is an informal time period for a massive and various group of photosynthetic eukaryotic organisms. it is a polyphyletic grouping that includes species from a couple of awesome clades.
Algae belong to the dominion Protista whereas, fungi belong to the dominion Fungi. Algae are autotrophs, and Fungi are heterotrophs. Algae comprise photosynthetic pigments. Fungi are able to digest non-residing, natural fabric, and additionally absorb easy vitamins by the fungal hyphae.
A eutrophic lake is typically shallow with a smooth and mucky backside. Rooted plant boom is ample alongside the shore and out into the lake, and algal blooms are commonplace. Water clarity isn't right and the water frequently has a tea color. If deep is sufficient to thermally stratify, the bottom waters are devoid of oxygen.
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The heterokaryotic phase of a fungal life cycle is
A) a stage in which the hyphae contain only one type of haploid nucleus.
B) a stage in which hyphae contain two, genetically different, diploid nuclei.
C) a stage in which hyphae contain two, genetically different, haploid nuclei.
D) a triploid stage formed by the fusion of a diploid nucleus with the haploid nucleus of a
compatible hypha.
The heterokaryotic phase of a fungal life cycle is a stage in which hyphae contain two genetically different haploid nuclei.
Option C is correct. The heterokaryotic phase refers to a stage in the fungal life cycle where hyphae contain two genetically different haploid nuclei. Heterokaryosis is a characteristic feature of many fungi and plays a crucial role in their reproductive cycle and genetic diversity.
Fungi have a unique mode of sexual reproduction called plasmogamy, where two compatible hyphae fuse. During this process, the cytoplasm of two different mating types (represented by different haploid nuclei) merges, forming a heterokaryon. This heterokaryotic mycelium contains hyphae with genetically distinct haploid nuclei from the two parental strains.
The presence of genetically different haploid nuclei within the hyphae allows for genetic recombination and variation. In the subsequent stages of the fungal life cycle, such as karyogamy (fusion of nuclei) and meiosis, the heterokaryotic phase gives rise to the formation of new spores with different genetic combinations, promoting genetic diversity and adaptation to changing environments.
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