Answer:
I think it's the greenhouse gas emissions
Write a 500-word research report on a pathogenic bacterium that is not discussed in this unit (you may choose one from the table in the pathogenic bacteria section of the Eubacteria lesson). Include the history, the scientific name of the bacterium, vectors, symptoms, etc.
We can see here that in order to write a research report on a pathogenic bacterium, here is a guide:
Carry out research on the pathogenic bacterium both online and offline.Your research should actually contain an information in the introduction section which introduces the bacterium.Then you move to given background details.What is a research report?The findings of a study or investigation carried out by researchers are presented in a formal document known as a research report.
Remember to include the following in your report:
the history, the scientific name of the bacterium, vectors, symptoms, etc.In academic and scientific settings, research reports are frequently used to convey research findings to other academics, researchers, and industry professionals.
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in replica plating, the geometrical arrangement of bacterial colonies on the agar surface of agar plate 1 is: _____
Iin replica plating, the geometrical arrangement of bacterial colonies on the agar surface of agar plate 1 is nitrocellulose membrane
What happens in replica platingThe configuration of bacterial clusters on the initial plate of agar, label '1', in replica plating vastly varies based on design specifications of available apparatuses.
The most common procedure entails creating a print of the colony from a https://brainly.com/question/1992415 on an agar plate termed the "master" onto either nitrocellulose or velvet fabric. Bacterial cells are then conveyed to another agar plate, the "replica," mirroring the arrangement of bacterial structures from the original plate itself.
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Answer:
Explanation:
In replica plating, the geometrical arrangement of bacterial colonies on the agar surface of an agar plate 1 is: reproduced exactly on agar plate 2.
hope it helped you dear..
what certain molecules are used for nadh in cellular respiration
NADH is produced during cellular respiration through the oxidation of glucose in glycolysis and the citric acid cycle.
Glucose is broken down into pyruvate in glycolysis, and NAD+ is reduced to NADH. Pyruvate is then converted to acetyl-CoA in the transition reaction, and NAD+ is again reduced to NADH. It produces one NADH molecule per pyruvate molecule.
In the citric acid cycle, acetyl-CoA is oxidized to carbon dioxide, and NAD+ is reduced to NADH. These molecules are used to produce ATP, the energy currency of the cell, through the electron transport chain.
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if brick, dry soil, paper, and water were exposed to sunlight for the same amount of time, which substance would heat up the slowest?
Answer:
Water
Explanation:
Ch12) A patent will only be granted if the intervention or process being submitted
meets the following conditions: [Select all that apply.]
A) Must be useful
B) Must be previously used by
someone
C)Must be original
D) Must be non-obvious
A patent will be granted if the invention or process being submitted meets the following conditions: a) Must be useful, c) Must be original and d) Must be non-obvious.
What is a patent?A patent can be described as a legal protection that is given to an inventor by a government for their idea or inventions.
A patent gives the inventor the exclusive right to create, use, sell, or import their invention for a given period of time which is usually 20 years.
This sort of protection encourages creativity and investment by ensuring that inventors can make profit financially from their ideas without fear of other people copying or taking advantage of their work during the patent term.
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Which of the following will have a negative environmental effect on future generations?
The one that may have a negative environmental effect on future generations is the climate change that is in Option A, as the continued emission of greenhouse gases into the atmosphere is causing global temperatures to rise, which can have a range of negative impacts on ecosystems.
One of the options listed that will have a negative environmental effect on future generations is climate change. Climate change is caused by the accumulation of greenhouse gases, such as carbon dioxide, in the atmosphere, which trap heat and lead to rising global temperatures. This can have a range of negative impacts on ecosystems, including more frequent and severe natural disasters, sea level rise, and loss of biodiversity.
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complete question is below
Which of the following will have a negative environmental effect on future generations?
a climate change
b soil fertlity increase
Biogeochemical cycles recycle water and natural elements throughout the biosphere to ensure that organisms do not run out of these substances. A diagram of the Carbon Cycle. A diagram of an aquatic biome. Arrows point from one step to the next. Food to Fish to Ammonium N H (subscript 4 baseline superscript + baseline). Ammonium to Nitrates (N O subscript 2 baseline superscript minus baseline) (Nitrosomonas) and growing plant. Plant to decomposing plant and animal matter. Nitrates to Nitrates (Nitrospira) (N O subscript 3 baseline superscript minus baseline) to plant and Water change. Diagram by NASA/Kevin Saff Diagram by Ilmari Karonen Which of the following processes plays an important role in cycling carbon, nitrogen, and phosphorus? photosynthesis transpiration decomposition respiration
Decomposition is a crucial step in the cycling of carbon, nitrogen, and phosphorus.
Decomposition is the breakdown of organic matter into more easily digested inorganic substances such carbon dioxide, water, nitrogen, and phosphorus by bacteria and fungi. The plants can then absorb these inorganic substances and employ photosynthesis to create new organic stuff.
Because it releases nutrients that were bound up in organic matter back into the soil, so they can be absorbed by live plants and recycled through the food chain, decomposition is an essential process in natural ecosystems.
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A white-flowered plant is crossed with a plant that is heterozygous for that trait.
What percentage of the offspring will have purple flowers?
A white-flowered plant is crossed with a plant that is heterozygous for that trait; therefore, in this scenario, 50% of the offspring will have purple flowers, while the other 50% will have white flowers.
Only half of the offspring (50%) will have a purple flower phenotype, meaning they will display the dominant trait. This is because they must inherit a P allele from both parents to display the purple flower phenotype, which can only happen if the heterozygous plant contributes a P allele. The other half of the offspring (50%) will inherit the W allele from both parents and display the recessive white flower phenotype.
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8. Infer The cells of
the palisades mesophyll
generally have more
chloroplasts than those in
the spongy mesophyll. How
does this explain the relative
positions of these tissues in
a leaf?
The cells of the palisade mesophyll, which are found close the upper epidermis of a leaf, contain more chloroplasts than those within the springy mesophyll, which are found closer to the lower epidermis.
What are Chloroplasts?Chloroplasts are organelles that are capable for photosynthesis, the method by which plants change over daylight into vitality.
By containing more chloroplasts, the cells of the palisade mesophyll are way better suited for capturing light vitality and changing over it into chemical vitality through photosynthesis. In differentiate, the cells of the light mesophyll have less chloroplasts and are found closer to the lower epidermis, which gets less coordinate daylight.
In this way, the relative positions of these two tissues in a leaf are optimized for proficient photosynthesis.
In general, the course of action of these tissues in a leaf reflects the plant's ought to adjust the tradeoffs between capturing light vitality and trading gasses for photosynthesis.
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6. Make Models Develop a taxonomic key that
a person could use to identify the following ani-
mals: hawk, alligator, duck, snake
hawk
B
alligator
duck
snake
7. Evaluate Reasoning Substitute the animal
below for the hawk in Question 6. Revise your
key.
Dichotomous keys are classification tools used to identify taxonomic groups based on distinctive traits. You will find the taxonomic key in the text below.
What is a dichotomous key?
A dichotomous key might be considered a significantly useful tool to classify organisms. The key provides an easy and fast way for identification by describing different morphological traits, leading you to the correct taxonomic classification.
The key provides morphological descriptions about different taxonomic groups in an easy way to identify these traits in your individual.
A dichotomous key will always provide two options (a and b, or 1 and 2), and you will have to choose one of them according to the characteristics of your organism. The morphological descriptions are made in order to discriminate groups.
In the exposed example, we have four animals. Let us analyze their characteristics.
A hawk has feathers, two legs, two wings, claws, hooked peakAn alligator has scames, four legs, no wings, small claws, several sharped teeth.A duck has feathers, two palmate legs, two wings, no claws, plane peakA snake has scames, no legs, no wings, no haws, several sharped teeth.Now. with these descriptions we can make the classification tool.
1) a- It has feathers --------------- go to 2
b- It has scames ---------------- go to 3
2) a- It has claws, a hooked peak, and unpalmate legs -------- Hawk
b- It has a plane peak and palmate legs --------------------------- Duck
3) a- It has four legs ------------- Alligator
b- It does not have legs -------- Snake
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In a forest ecosystem, the niche of a squirrel population is
A. To recycle nutrients in the soil
B. To decompose
C. To collect acorns and bury them in the soil
D. To pollinate flowers
In a forest ecosystem, the niche of a squirrel population is (C) to collect acorns and bury them in the soil.
A niche refers to the role or function that an organism plays within an ecosystem. In a forest ecosystem, squirrels are known for their behavior of collecting and burying acorns and other nuts in the soil, which serves as a way of storing food for the winter months.
By burying the nuts in the soil, squirrels help to disperse the seeds of trees and other plants, which contributes to the maintenance and growth of the forest ecosystem. Additionally, the nuts that are not consumed by squirrels can serve as a source of food for other organisms in the ecosystem, such as birds and insects.
The niche of a squirrel population in a forest ecosystem is to collect acorns and other nuts and bury them in the soil, which serves as a vital role in seed dispersal and food storage for the forest ecosystem.
Therefore, the correct option is C. To collect acorns and bury them in the soil.
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Humus is made of _______? (Select all that apply.)
microorganisms
organic material
insects
mineral deposits
inorganic material
bedrock
Answer: Organic materials
Explanation: Humus is made from Chickpeas-which are organic!^^
Wolves eat rabbits. Foxes also eat rabbits, rabbits, eat deer, implants, mice, eat insects insects eat nectar from plants which diagram would best represent this description.
The diagram that would best represent this description is a food web.
What is a food web?A food web is a diagram showing the organisms that eat other organisms in a particular ecosystem, predators being higher in the web than their prey.
According to this question, the following feeding relationship occurs;
wolves eat rabbitsfoxes also eat rabbitsrabbits eat deer, implantsmice eat insectsinsects eat nectar from plantsThese feeding relationship involving many organisms is best represented using a food web.
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Plan an Investigation Design a controlled
experiment to demonstrate that birds do not
spontaneously generate on birdfeeders.
Hypothesis: Birds do not spontaneously generate on birdfeeders.
Experimental design:
Obtain two identical birdfeeders and fill them with birdseed of the same brand and type.
Place both birdfeeders in the same location, one on the ground and the other hanging from a tree or pole.
Randomly select a time of day to check the birdfeeders and record the number of birds on each feeder.
Repeat the experiment for a minimum of 7 days to collect sufficient data.
Analyze the data collected and compare the number of birds on each feeder to determine if there is a statistically significant difference.
Control:
The control in this experiment is the birdfeeder on the ground, which serves as a baseline for the number of birds that naturally visit the area.
Variables:
Independent variable: The location of the birdfeeder (ground or hanging).
Dependent variable: The number of birds on each feeder.
Potential confounding variables:
Weather conditions: Wind, rain, and temperature can affect bird behavior and may influence the results.
Time of day: Some birds are more active in the morning or evening, which may impact the number of birds observed.
The type of birdseed used: Different types of birdseed may attract different birds, which could affect the results.
To control for these variables, the experiment should be conducted at the same time of day and in similar weather conditions. The same type of birdseed should be used for both feeders to eliminate differences in bird preference.
what are the different types of lipids in the human body?
Answer:
the 3 main types of lipids are triacylglycerols (also known as triglycerides), phospholipids, and sterols.
Explanation:
Lipids are the important fats in the body. The serve a purpose.
Define the following terms from the question above:
Extraordinary
Host
Answer: extraordinaire
Explanation:
7. Draw a cladogram of the following dinosaurs: Sauropods, Prosauropod A, Prosauropod
B, Theropods [2 pts]
I don’t need help with what a cladogram is but need to know what traits and common ancestors of each for on the cladogram and what the complete cladogram would look like
To complete a cladogram for an animal like the Dinosaur, note that the traits would include an upright posture, the ability to lay eggs, habitation on land, two holes at the rear side of their eye sockets, and a hole at the partition of the nostril and eye socket.
Common ancestors of this animal are the crocodiles and pterosaurs.
How to determine the traits and ancestorsDetermining the traits and ancestors of these animals requires some research. The above are general pieces of information about the DInosaurs.
Sauropods are known for their tiny heads, long tails, and necks. They also dwell on lands. One known and common ancestor of the Sauropods is the Eusauropoda.
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Describe ways companies, or individual employees can manage their stress so that they can invest in their future well-being.
Answer
Workload, lack of job security, and personnel problems gang up on and overwhelm employees, dragging down their satisfaction levels. In fact, the negative consequences from stress are so strong that it has been declared a World Wide Epidemic by the World Health Organization.Explanation:u got this
7. Draw a cladogram of the following dinosaurs: Sauropods, Prosauropod A, Prosauropod
B, Theropods [2 pts]
The cladogram of the animal given in the information depicted below.
What is a cladogram?A visual representation of the evolutionary associations amidst a group of organisms is demonstrated by a cladogram. Displayed via a branching structure similar to that of a tree, it illustrates the variety within the evolution of various species. The ancestors are depicted by nodes and evolutionary paths through branches.
In the field of biology, cladograms play an instrumental role in representing relationships amidst various living beings while relying on the principle of cladistics. Cladistics categorizes organisms premised on prevailing character attributes, commonly referred to as synapomorphies.
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A colorblind (b) male is married to a female who carries the colorblind gene, but is not colorblind.
What is the genotype of the male?
What is the genotype of the female?
Complete a Punnett Square.
Predict the chance of their child being colorblind?
Predict the chance that a daughter would be colorblind?
Predict the chance that a daughter would be a carrier for the colorblind gene?
i really just need the Punnett square the most.
Question 10 of 25
Which sentence best describes volcanic eruptions?
The sentence that best describes volcanic eruptions is that Volcanic emissions are times in which liquid shake (magma), fiery debris, and gas are ousted from a volcanic vent.
What is volcanic eruptions?They are known to be caused by the buildup of weight inside the Earth's outside and mantle, which is discharged through the vent.
Therefore, Volcanic eruptions can be dangerous or unreserved, depending on the sort of magma included. Dangerous eruptions are more rough and include profoundly thick magma that traps gas bubbles, driving to dangerous discharge of weight.
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A species of moth has a 2 varieties of wing color: brown and white. As winter approaches, the trees where the moths live loose their leaves. The moth's predators are birds who hunt for the moths as they rest on the dark tree bark. Every moth lays 100 eggs, but only about 10 from each egg cluster live to adulthood.
How does this species overproduce and how will this species change overtime?
The species of moth overproduces since only a small percentage of the 100 eggs laid by each moth that hatch into adult moths. This indicates that there is fierce rivalry among the offspring for food and to survive against predators like birds.
Predators would be able to spot the white-winged moths more readily on the black tree bark in the winter because of the loss of leaves, whereas the brown-winged moths could blend in better and be less noticeable. Therefore, there would be a greater possibility for the brown-winged moths to live and pass on their genes to their progeny.
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Polygenic Inheritance:
11. Skin color in humans is determined by a polygenic inheritance system, possibly involving as many as 9
genes. For simplicity let's consider the influence of 2 genes: A and B, where the dominant allele darkens
skin color. Suppose a woman who is AABb mates with a man who is Aabb.
List all of the possible genotypes of the gametes that could be produced by each parent. Identify the
percent ratios. Show all your work using punnett square(s).
Genotype:
Genotype:
Genotype:
Genotype:
Ratio:
Ratio:
Ratio:
Ratio:
The possible genotypes and their ratios:
AaBb: 25% (1/4)Aabb: 25% (1/4)AabB: 25% (1/4)Aabb: 25% (1/4)What is polygenic inheritance?Polygenic inheritance is a trait whose inheritance is controlled by multiple genes. The inheritance of polygenic traits is typically controlled by three or more genes.
Considering the inheritance of skin color:
the possible gametes for the woman who is AABb is AB and Ab
the possible gametes for the man who is Aabb is Ab and ab
Using a Punnett square, we can determine the possible genotypes and their ratios:
AB Ab
Ab AABb AbAb
ab AaBb Aabb
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Learn more about a hydroelectric plant near you. What is the river or stream that is the source of the water? If there is a lake or pond involved, what is the name? In what year did the plant enter operation? How many megawatts of power are produced?
An example of a hydroelectric plant is the one in Nigeria; Kainji Dam.
The river source is River Nigere, established in 1968, and produces 960 MW of electricity.
What is a hydroelectric plant?A hydroelectric plant is a construction that alters the natural flow of a river or other body of water and is used to generate hydropower.
An impoundment facility is the type of hydroelectric power plant that is most prevalent. A dam is used in an impoundment facility, which is usually a big hydroelectric system, to hold river water in a reservoir. Released water from the reservoir spins a turbine as it passes through, starting a generator that generates power.
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PART C: A disease subsequently wipes out the large coyote population. Conservationists
respond quickly to help the small population. Through careful management, the coyote
population in hot, arid Mexico increases to 2,000 individuals. Using the four key principles of
natural selection, explain a change in coyote fur that could become an adaptation over time in
the hot and dry climate of Mexico.
In terms of the four key principles of natural selection which are; variation, Inheritance, selection and time. These are the possible changes in that order;
1) A population of the coyote will have thinner and shorter hair as a result of their environment.
2) This population with thin and short hair will pass on this characteristics to their children.
3) This population will have more advantage in their environment because of the changes in their physical attributes that helps them adapt to hot weather.
4) With time, more coyote will have more of these trait.
What does natural selection state?Natural selection tell us that individuals within a population differ in their traits. This is because these features enable them to better adapted to the environment.
Individuals with better characteristics have a higher chance of surviving, reproducing, and passing on their genes to future generations.
The more these good features or characteristics grows in the population with time, the more unfavorable traits will fade.
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The horizontal line at zero represents a baseline average temperature. From what years is this
baseline temperature calculated?
The years used to calculate the baseline average temperature can vary depending on the specific dataset being analyzed. However, the most commonly used baseline period for global temperature anomalies in the period from 1951-1980.
This baseline period was established by the National Aeronautics and Space Administration (NASA) and the National Oceanic and Atmospheric Administration (NOAA). It is used as a reference to compare current and future temperature anomalies to historical averages. Temperature can vary from year to year. Hence, the baseline temperature is calculated from 1951-1980.
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4. Plan an Investigation Design a controlled
experiment to demonstrate that birds do not
spontaneously generate on birdfeeders.
We can see here can design a controlled experiment to demonstrate that birds do not spontaneously generate on birdfeeders:
Obtain two identical birdfeeders and fill them with the same brand and type of birdseed.Put both birdfeeders in the same spot, one on the ground and one hanging from a tree or pole.Pick a random time of day to check the birdfeeders and count the number of birds on each feeder.What is an experiment?We can actually see here that when carrying out experiment, hypothesis put must be made. A scientific or methodical way to testing a hypothesis or research issue entails modifying one or more variables in a controlled environment and observing the effect of these manipulations on the outcome.
Experiment actually entails a methodical technique designed to gather data to support or disprove a hypothesis or answer a research question.
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need help please.....
Answer:
1. F
2.A
3.E
4.D
5.B
6.C
Explanation:
I believe this is the correct order- forgive me if I'm wrong; The wording for options A and B are slightly confusing.
A society is choosing to replace its coal-burning power plants with more sustainable solar power plants. Which of the following is an advantage to switching to solar power?
A. It takes up less space .
B. It has lower initial costs.
C. It uses a nonrenewable l resource .
D. It produces less pollution
The main advantage of switching to solar power is that it produces less amount of pollution.
The correct option is option D.
Solar energy is a renewable form of energy. The solar energy from the Sun can be trapped and used for multiple purposes. This energy is a clean form of energy and does not emit carbon or any other greenhouse gases which happen to trap heat and contribute to the global warming.
Switching from the coal burning power plants to solar power plants is a sustainable choice as solar energy produces lesser amount of pollution and is therefore healthier for the environment.
Hence, the correct option is option D.
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Where did the carbon in all living things come from?
A} It was made in stars that lived before the solar system formed.
B} It was made in the formation of the solar system.
C} It was made during the big bang.
D} It was produced by cyanobacteria.
The carbon that is present in all living organisms comes originally from the collision that took place millions of years ago. So the correct option is option C.
Carbon is present in all living organisms. It continuously flows through the atmosphere so that there is a balance in the cycling of the nutrient and all organisms can take up the carbon from their environment.
Plants take up atmospheric carbon to synthesize their food. Animals also take it in the form of carbohydrates and proteins and they give off the carbon as carbon dioxide into the atmosphere. When these plants and animals die they are eaten up by decomposers, releasing the carbon-bound in different forms to be released back.
So the correct answer is option C.
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