Answer:
A photographer will often include a ruler in the shot to establish scale but always takes a duplicate image without the measuring device. In court, the defense could claim the device covered something important. And of course, pictures are of no value unless they're in context.
A Type I significance error occurs when a researcher claims that there is __________. A. enough statistical support for the research hypothesis when there is not B. not enough statistical support for the research hypothesis when there is C. enough statistical support for the research hypothesis when there is D. not enough statistical support for the research hypothesis when there is not Please select the best answer from the choices provided A B C D
A Type I significance error occurs when a researcher claims that there is sufficient statistical support for a research hypothesis, while there is not. So, the correct option is A.
What is Hypothesis?A hypothesis is defined as a proposed explanation for a phenomenon that must be a scientific hypothesis where the scientific method requires that one be able to test it. Scientists usually base scientific hypotheses on past observations that cannot be satisfactorily explained with available scientific theories.
A hypothesis is also said to be an assumption which is an idea proposed for reasoning in order to test it to see whether it can be true or not. In the scientific method, hypotheses are formulated prior to any applied research, in addition to a basic background review.
Therefore, the correct option is A.
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If the climate is causing the changes in the buffalo population, what do you predict the graph of the rainfall would look like?
Answer:
As the rainfall increases the buffalo population will increase (i think
Explanation:
In this exercise we have to use the knowledge of climate change on the buffalo population, so we can explain that:
Buffalo population does change in relation to the climate because if the climate affects the carrying capacity, by affecting the resources.
How does climate change affect ecosystems?At the species and population level, in general, changes in temperature and rainfall can harm development and reproductive rates, increase mortality, affect immunity to diseases, reduce mobility.
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Differences among members of the same species are called ____. *
a. predators
b. selections
c. similarities
d. variations
Answer:
D. Variations. :D
Answer:
D- Variations
Explanation:
The word variation means, differences between at least 2 objects. They can be major or minor variations. For example, Yellow Labs have webbed feet, but Boxers do not.
List two of the three major steps taken to prevent the contamination from occurring again?
2 sets of waves with the top waves labeled A having more closely spaced crests than the bottom waves labeled B. Which answer choice provides the best set of labels for Wave A and Wave B? Wave A: Longitudinal Wave Wave B: Transverse Wave Wave A: High Frequency Wave Wave B: Low Frequency Wave Wave A: Transverse Wave Wave B: Longitudinal Wave Wave A: Low Frequency Wave Wave B: High Frequency Wave
Wave A, having more closely spaced crests, can be labeled as a High Frequency Wave. And Wave B, having less closely spaced crests, can be labeled as a Low Frequency Wave.
Explanation:In the context of wave theory, the distance between the crests (peaks) of a wave is referred to as 'wavelength'. If Wave A has more closely spaced crests as compared to Wave B, this means that Wave A has a shorter wavelength than Wave B. Generally, a wave with a shorter wavelength has a higher frequency, and vice versa. Frequency refers to the number of crests that pass a particular point per unit of time.
Thus, the best set of labels for Wave A and Wave B would be: Wave A: High Frequency Wave, Wave B: Low Frequency Wave. This is because Wave A, with its shorter wavelength (or more closely spaced crests), corresponds to a higher frequency. Conversely, Wave B, with its longer wavelength (or less closely spaced crests), corresponds to a lower frequency.
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Answer: The correct option is:
Wave A: High Frequency Wave
Wave B: Low Frequency Wave
Explanation:
Based on the displayed image, Wave A has the higher frequency and Wave B has the lower frequency.
Please Answer 20 points!!!!!
Answer:
Please give me a better understanding
List the six (6) function of proteins
Answer:
Protein helps the growth and maintenance of your tissues, it allows key chemical reactions to function right in your body, provides various parts of your body with strength, structure, and elasticity. It helps you maintain proper pH values in your body and balance fluid in your blood. It provides energy and transports nutrients throughout your body.
Identify the plant organs seen in the drawing. A Leaf B Bark C Route The parts of a tree are labeled. The green top part is labeled A. The brown part above ground is labeled B. The part underground is labeled C.
Answer:
A. Leaves
B. Stem
C. Roots
Answer:
A. Leaves
B. Stem
C. Roots
Explanation:
I don't really understand this
the answers are:
1. 2, 4, 1, 3
2. 2, 4, 3, 1
3. 4, 1, 2, 3
4. 4, 2, 3, 1
Answer:
A/1
Explanation:
4 cannot be first eliminating 3 and 4, then we have to decide, does the genetic variation change before or after the better adapted produces more offspring?
The answer is after.
Once they stop producing since they are dying, the less well adapted variation will die out, altering the genetic variation
I hope this helps u!
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6. The height of tides changes throughout the day mainly because
a. the Earth rotates on its axis, changing the side of Earth that faces the moon.
b. the Earth rotates on its axis, changing the side of Earth that faces the sun.
c. the moon revolves around Earth throughout the day.
d. the Earth rotates on its axis and the spin causes water to be "left behind".
Answer:
THE MOON
Explanation:
TYE MOON PULLS ON EARTH WJGH GRAVITY
Final answer:
The height of tides changes mainly due to the rotation of the Earth on its axis, which changes the side facing the moon, leading to the formation of tidal bulges and resulting in two tides per day. The correct answer is: a. the Earth rotates on its axis, changing the side of Earth that faces the moon.
Explanation:
The height of tides changes throughout the day mainly because the Earth rotates on its axis, changing the side of Earth that faces the moon. Ocean tides are a very observable result of the Moon's gravity acting on Earth, creating a high tide on the side of Earth nearest to the Moon, where the Moon's gravitational pull is strongest. Additionally, high tide also occurs on the opposite side of Earth because Earth is pulled toward the Moon more than the water on the far side. As Earth rotates, the tidal bulge keeps its orientation with the Moon, and thus there are two tides per day because the Moon moves in its orbit each day as well.
Health-care workers are exposed to many different types of
pathogenic and nonpathogenic microorganisms. Which body systems
work together to protect the body from pathogens?
a Digestive and excretory
b Muscular and vascular
c O Circulatory and immune
d Endocrine and reproductive
The body system that works together to protect the body from pathogens is circulatory and immune. Thus, the correct option for this question is C.
What is meant by the Body system?The body system may be defined as the collection of organs and tissues that significantly work together in order to perform important functions in the body. Each organ within the body of animals and plants has a specific role that has to be carried out.
According to the context of this question, the circulatory system is responsible for the transport of nutrients and oxygen through the blood throughout the body. While the immune system is responsible for giving protection against foreign molecules known as antigens.
Exposure to many different types of pathogenic and nonpathogenic microorganisms is detected by the immune system which stimulates antibodies against them.
Therefore, the circulatory and immune system are the body systems that work together to protect the body from pathogens. Thus, the correct option for this question is C.
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which of the following is a chemical change?
a. silver tarnishing as the silver metal reacts with sulfur
b. soil drying as water evaporates
c. a solution of salt water being diluted as water is added to it
d. a rock eroding as the wind removed particles from it
Answer:
Silver tarnishing as the silver metal reacts with sulfur
Explanation:
It is a chemical reaction because the metal is changing its chemical composition due to the sulfur
Isabella makes an electromagnet by wrapping copper wire around an iron bolt and then connecting each end of the wire to a battery. She observes that the more times that she wraps the copper wire around the bolt, the more paper clips her magnet can pick up. What does she conclude in this experiment?
A
Wrapping more copper wire around the bolt increases the length of the bolt.
B
Wrapping more copper wire around the bolt increases the density of copper.
C
Wrapping more copper wire around the bolt increases the mass of the battery.
D
Wrapping more copper wire around the bolt increases the strength of her electromagnet.
She conclude in this experiment is :
D) Wrapping more copper wire around the bolt increases the strength of her electromagnet.
"Electromagnet"She conclude in this experiment is Wrapping more copper wire around the bolt increases the strength of her electromagnet.
An electromagnet may be a sort of magnet in which the attractive field is created by an electric current.
Electromagnets ordinarily comprise of wire wound into a coil.
A current through the wire creates a attractive field which is concentrated within the gap, signifying the center of the coil.
Thus, the correct answer is D.
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Pls help w 7, 8, 9, and 10
Answer:
7. B
8. C
9. B
10. I cant see all anwers but it is not A or C either B or D.
Explanation:
What will happen to the magenta molecule once all the darker blue/purple sections have been removed?
A. all of the these things
B. it will exit the nucleus and find a ribosome in the cytoplasm so it can be translated into a protein
C. a polyA tail will be added to the 3' end
D. a cap will be put on the 5' end
Final answer:
After the removal of introns from the pre-mRNA, a cap is added at the 5' end and a polyA tail at the 3' end, marking the maturation of the mRNA. The mature mRNA is then exported from the nucleus to the cytoplasm, where it finds a ribosome for translation into protein.
Explanation:
Once the darker blue/purple sections, which are introns, have been removed from the magenta molecule, which is a pre-mRNA, several key events happen. Firstly, a 5' cap is added to the 5' end to protect the nascent mRNA from degradation and to assist in the later process of translation initiation. Secondly, a polyA tail is added to the 3' end. The addition of these structures indicate that the mRNA is now mature, not defective and it helps to prevent rapid degradation in the cytoplasm.
After these modifications, including splicing, the mature mRNA molecule is ready to be exported from the nucleus to the cytoplasm via a nuclear pore complex. Once in the cytoplasm, the mRNA finds a ribosome to begin the translation process, eventually synthesizing a specific protein coded by the mRNA sequence.
Which of the following is principally responsible for water cycling in plants?
a evaporation
b. transpiration
C. evapotranspiration
d. condensation
Transpiration is principally responsible for water cycling in plants, as it specifically refers to the process of water movement through the plant and its release into the atmosphere via the leaves.
Explanation:The water cycle in plants is principally responsible for moving water within the plant and into the atmosphere. Among the options given, transpiration is the term that specifically refers to the process where water is taken up through the roots of plants and is eventually released into the atmosphere as water vapor through tiny openings in the leaves called stomata. Although evapotranspiration is also related to the water cycle, it includes both the evaporation of water from soil and other surfaces and the transpiration from plants.
Condensation is related to the formation of liquid water from its vapor phase but is not a part of water cycling within a plant; instead, it is a part of the larger water cycle including cloud formation. Therefore, the correct answer to the question, "Which of the following is principally responsible for water cycling in plants?" is b. transpiration.
Answer: c. evapotranspiration IS THE RIGHT ANSWER
Explanation:
Which biome has slow-growing plants like shrubs and trees that cannot come back between wildfires with plant growth limited to grasses?
Answer:
The aboveground biomass of the boreal forests is high because these very slow-growing tree species are long-lived and accumulate standing biomass over a good amount of time. Species diversity is smaller than that seen in temperate forests and most tropical rain forests.
Explanation:
Hope this helps.
Is a tapeworm a parasitic worm
Answer:yes
Explanation:
PLZ Help
Which of the following is not a significant threat to the world’s rainforests?
a
grazing
b
logging
c
shipping
d
agriculture
Question 2
Which of the following is a natural disaster that can have a significant impact on human populations?
a
volcano
b
all of the above
c
earthquake
d
hurricane
Question 1: Shipping
Question 2: All of the Above
A female guinea pig homozygous dominant for black fur color is mated with a male homozygous for white fur color. In a litter of eight offspring, there would probably be ____. * 5 points 8 black guinea pigs. 4 black and 4 white guinea pigs 2 black, 4 gray, and 2 white guinea pigs 8 white guinea pigs
Answer:
it would be 2 black 4 gray and 2 white
Explanation:
Tina and Jill have two balls, ball A and ball B. Ball A is twice as heavy as ball B. Tina and Jill push the balls with the same strength
across the same flat surface.
What will happen to the balls?
A.
Neither ball will roll at all
B.
Ball A will roll faster.
C.
Ball B will roll faster.
D. Ball A and ball B will roll at the same speed.
Answer:
c
Explanation:
it is lighter and force aginst it is not at great as ball A
5. The "largest shovel of its kind in the world" can shovel how much dirt in an
hour?
a. 7000 tons
b. 8000 tons
c. 9000 tons
d. 10,000 tons
Answer:
a. 7000 tons
Explanation:
Big Brutus is the world's largest electric shovel. It stands 16 stories high amid the fields of rural southeast Kansas. The coal strip mine it helped clear of rock and dirt has long been shut down, and Brutus has been turned into a museum.
The Bucyrus RH400, now owned by Caterpillar, is said to hold the title of the world's biggest hydraulic excavator. This monster is a front shovel excavator and weighs in at around 980 tonnes. This mine chewer has an undercarriage width of 8.6 meters and crawler length of 10.98 meters.
Big Brutus' bucket could lift 150 tons of coal, and worked at a speed of 0.22 MPH, 24 hours a day,and 7000 tons per hour.
A student planted two sunflower seeds in pots. There are the same number of water and soil. If she puts one plant on a sunny window sill and the other inside a dark closet what do you think will happen?
A. The plant in the sunlight will grow more
B. The plant in the dark will grow more
C. The two plants will grow equally
D. Neither of the plants will grow
you could pretty much use common sense for this one, (no shade though, I get it)
It would be A because plants need sunlight to grow.
Hope this helps!!!
Common sense isn't so common so that would make it a recessive trait. Being introverted is always dominated by being extroverted. Cross two individuals that are completely heterozygous for both traits. What would be the phenotypic ratios be of the offspring? What is the fraction or ratio of having offspring with the lack of common sense and introverted gene?
Answer:
4/6
Explanation:
which kingdom is completely off unicellular organisms that are prokaryotic
Thats a kingdom of Archaea
The kingdom made up of unicellular prokaryotic organisms falls under two domains: Bacteria and Archaea. These organisms were the first cells to evolve on Earth, and can survive in a wide range of environments.
Explanation:The kingdom that is entirely made up of unicellular organisms that are prokaryotic falls under two domains: Bacteria and Archaea. These domains consist of unicellular organisms that lack a nucleus and other membrane-bound organelles. The prokaryotes, under both these domains, were the first cells to evolve on Earth, approximately 3.5 to 4.5 millions of years ago. They exemplify significant diversity in form and function, covering a wide range of environments from extreme conditions to moderate ones like the human digestive system.
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Which of the following best identifies a physical digestive process?
enzyme action
heat formation
peristalsis
acid secretion
Answer:
enzyme action
Explanation:
During enzyme action , the enzyme acts as a catalyst to break down the food leading to a further and easier digestive process.
Answer:
Enzyme action
Explanation:
Which of the following statements is true regarding the mechanisms of antimicrobial action?
SELECT ALL THAT APPLY
Group of answer choices
A single chemotherapeutic agent should work on many different targets on a pathogen.
Antisense nucleic acids interfere with protein synthesis.
Beta-lactam antibiotics have an effect on bacterial and fungal cells because they both have cell walls.
Nucleic acid analog drugs have no effect on human cell replication function.
Because all cells engage in protein synthesis, there are few antimicrobial drugs that selectively inhibit this process.
An antimicrobial that inhibits cell wall synthesis will result in the cells becoming more susceptible to osmotic pressure.
Answer:
a and b
Explanation:
The true statements regarding the mechanisms of antimicrobial action are:
Antisense nucleic acids interfere with protein synthesis.Beta-lactam antibiotics have an effect on bacterial and fungal cells because they both have cell walls.Nucleic acid analog drugs have no effect on human cell replication function.Options (2) (3) (4) are correct.
Antisense nucleic acids: Antisense nucleic acids are synthetic molecules designed to bind to specific mRNA sequences, preventing protein synthesis. This interference with protein synthesis can inhibit the growth and replication of pathogens.
Beta-lactam antibiotics: Beta-lactam antibiotics, such as penicillin, target bacterial cell walls by inhibiting enzymes involved in their synthesis. Bacterial cells and fungal cells both possess cell walls, making them susceptible to the action of beta-lactam antibiotics.
Nucleic acid analog drugs: Nucleic acid analog drugs, such as antiviral medications, are designed to mimic the structure of nucleic acids and interfere with viral replication. These drugs specifically target viral enzymes and processes involved in viral nucleic acid replication, without affecting human cell replication.
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which statement is an example of the interdependence of organisms?
Answer:B
Explanation:Answer: B) Ants get food from insects and protect insects from predators.
Interdependence can be define as the situation in which one organism depends upon other for maintaining and sustaining it's life cycle.
Among the options given, B) Ants get food from insects and protect insects from predators. in this example of inter-dependency as the species of ant and the insects both are dependent upon each other for sustaining their lives.
The correct answer is ants get food from insects and protect insects from predators.
What is interdependence ?
The definition of interdependence is people, animals, organizations or things depending on each another.
What is interdependence between plants and animals?
Interdependence is a consistent relationship between organisms that lead a way of life together. Plants are associated with animals as they provide food in the form of fruits, leaves, stems, and roots.
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In South China during the late Carboniferous period, was the air temperature warmer or cooler than the air temperature in that location today?
Answer:
Hot, humid temperatures than today.
Explanation:
The Carboniferous period is was a geologic period that spans about 60 mn years ago and is named for the coal-bearing period. In the beginning, the climate was warm and hot had temperature about 20 degrees, but in the middle cooling occurred and the temperature was about 12 degrees. The cooling and drying of the climate lead to the Carboniferous rainforest. The planet was much hotter and more humid than we see it today and had more carbon dioxide and greenhouse gases in the atmosphere than exists today.List the three major classes of mollusks.
Answer:
gastropods, bivalves, and cephalopods
They are the three main types of mollusks.
Final answer:
The three major classes of mollusks are Bivalvia, Gastropoda, and Cephalopoda. Bivalvia includes mollusks with two shells, Gastropoda comprises snails and slugs with shells or none, and Cephalopoda includes marine organisms like squids and octopuses. Mollusks have a basic body plan with a foot, viscera, and mantle, which can produce shells, and many have a radula for feeding.
Explanation:
List the Three Major Classes of Mollusks
The three major classes of mollusks are Bivalvia, Gastropoda, and Cephalopoda.
Bivalvia: This class includes mollusks with two shells, such as oysters, clams, and mussels.
Gastropoda: Members of this class, such as snails and slugs, often have a shell which can be planospiral or conispiral and an asymmetrical body plan.
Cephalopoda: This marine group, which includes octopus, squid, and the chambered nautilus, contains some of the largest invertebrates.
Basic Body Plan of a Mollusk
The basic body plan of a mollusk includes a foot for movement, viscera, and a mantle that may secrete a shell.
The Mantle and Radula
The mantle is a significant part of the mollusk's anatomy, usually forming a cavity for breathing and excretion, and it can produce the mollusk's shell. The radula is a unique, tongue-like organ that most mollusks use to feed by scraping or cutting food before ingestion.