Answers
The correct is C: A Scientific theory may or may not be true, but a conclusion is proven to be true.
Related Questions
According to the CDC, what is the definition of sanitizing?
Answers
Answer:
Cleaning or disinfecting surfaces or objects to lower the risk of spreading infection
Explanation:
Sanitizing lowers the number of germs on surfaces or objects to a safe level, as judged by public health standards or requirements. This process works by either cleaning or disinfecting surfaces or objects to lower the risk of spreading infection.
Below is a list of possible challenges. Check all
errors
that you mentioned in your answer.
Traits other than
beak type might affect
natural selection.
It could take
many generations to observe
adaptions to a population.
The environment may be complex and hard
to study.
Changes in the environment may occur faster
or slower than changes to the birds
The birds may be interdependent with other
organisms that may change, too.
Answers
It is true that studying natural selection in the fields can be challenging. Some of the challenges which Darwin might have faced could have been
What is natural selection and how does it work?Natural selection is a mechanism of evolution. Organisms that are more adapted to their environment are more likely to survive and pass on the genes that aided their success. This process causes species to change and diverge over time.Natural selection is the process through which populations of living organisms adapt and change. Individuals in a population are naturally variable, meaning that they are all different in some ways. This variation means that some individuals have traits better suited to the environment than others.Natural selection is the process in nature by which organisms better adapted to their environment tend to survive and reproduce more than those less adapted to their environment. For example, treefrogs are sometimes eaten by snakes and birdsTo learn more about natural selection refers to:
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the extent to which a test, measurement, or classification system produces the same scientific observation each time it is applied
Answers
The extent to which a test, measurement, or classification system produces the same scientific observation each time it is applied is called reliability.
The consistency with which a method assesses something is known as reliability. The measurement is regarded as accurate if it can consistently get the same result by applying the same techniques under the same conditions. You repeatedly take temperature readings of a liquid sample while maintaining the same settings.
A product, system, or service's reliability is determined by the likelihood that it will run well in a given environment for a predetermined amount of time or perform as intended. In order to assess the overall validity of a scientific experiment and strengthen the conclusions, reliability is a crucial component.
Reliability is a topic of intense and continuous debate among social and physics scientists.
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How does modern classification differ from the systems used by Aristotle and Linnaeus?
A. It uses microscopes to examine tiny structures that organisms may have.
B. It looks at fossils and how modern organisms could be related to many of them.
C.All of the above are correct.
D. It looks at similarities and differences in DNA found in the cell of organisms.
Answers
Which of the following is NOT an example of a cnidarian?
Question 3 options:
anemone
jellyfish
snail
coral
I will mark who ever has this correct Brainliest ( for this question the points will be 85 )
Answers
From the following, the example which is not of a cnidarian is Snail. Hence, the correct option is C.
What are Cnidarians?Cnidarians are the radially symmetrical soft bodied animals that belong to phylum Cnidaria of the animal kingdom. They are also called coelenterates. The snails belong to phylum mollusca.
They are all sea dwelling animals which have a hollow digestive cavity. Furthermore, they appear in either sessile polyp stage or moving medusa stage. Moreover, they are further divided in classes Schyphozoa, Anthozoa, Hydrozoa and Cubozoa. All having different characteristics.
They show both sexual and asexual reproduction. Also, their development is indirect, meaning the development takes place from a larval stage. They show the property of polymorphism and have cnidoblasts cells for defense. Hence, the correct option is C.
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Need this asp
Nucleotides contain sugar, a phosphate group, and a nitrogen base. Which of the following is a nitrogen base? (1 point)
A. ribose
B. tyrosine
C. deoxyribose
D. guanine
Answers
Answer:
D
Explanation:
Guanine is a nitrogen base
What is the phenotype of the sons in generation III? How do you know? .
Answers
Your friend claims that a pyramid of biomass may not have a the same shape as a pyramid of numbers
Answers
One of the three diagrammatic representations of the ecosystem used in ecology is a pyramid of numbers. The total number of species at every level of the food chain can be seen in such a picture. Since the biomass is not taken into account, it does not necessarily have a regular pyramidal shape.
The ecological pyramids are diagrams with a pyramidal structure that explain the relationships and energy flow between various species in an ecosystem. The producers, which are the species that produce food or energy for their life, make up the lowest layer of the pyramid. Other species, known as the consumers, make up the layer above the producers and consume the producers. When a result, there is only a slight energy waste in the environment as energy moves from producers to consumers. Each level of this phenomenon's food chain is referred to as a trophic level.To know more about biomass visit:
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A single large producer At the first trophic level would be shown As a large measure in the pyramid of biomass by a small measure in the pyramid of numbers.
Explanation:
I Got The Question Wrong but this is the correct answer.
As a result of your Zombie Apocalypse, the grass at a local park will no longer be mowed. What type of succession is this (primary or secondary)? Describe the stages of succession that will occur in the next 100 years.
What type of succession is this depicting?
Answers
Secondary succession is the kind of succession that might develop in a neighborhood park after the Zombie Apocalypse if the grass wasn't cut anymore and pioneer species would first colonize the bare soil.
Thus, pioneer species like weeds and grasses would colonize the bare soil and disturbed regions in the initial stage of secondary succession. These species can swiftly adapt to a new habitat since they are frequently resilient and rapidly developing.
In secondary succession, the pioneer species are the early settlers multiply and spread, the soil conditions become more stable and draw in additional species like shrubs and tiny trees. These animals are modifying the environment in a way that makes it possible for bigger and more diversified populations of creatures to live in more complicated settings.
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3. Which best describes the structure of a phospholipid?
a nonpolar molecule attached to
a fatty acid a lipid molecule with a polar head and a tail
a phosphate molecule joined to a fatty acid
a glycerol molecule between two fatty acid chains
please help asap and give a good answer
Answers
Answer:
a glycerol molecule between two fatty acid chains
Explanation:
hope it helped
Helppp I will marke u as brainlest .
Muscles worksheet STEP 1: Fill in the blank with the name of the muscle.
1. flexion of the hip —————
2. extension of the thigh ——————
3. abduction of the thigh adduction of the thigh —————
4. extension of the arm —————
5. flexion of the arm —————
4. abduction of arm at shoulder ——————
5. rotation of the head ——————
6. flexion of abdomen —————-
7. lateral flexion of the abdomen ——————
8. lateral rotation of the abdomen
9. Elevation of the ribs
10. Elevation of the mandible
Answers
2. quadriceps femoris muscle group
3. A combination of gluteal and thigh muscles also adduct, abduct, and rotate the thigh and lower leg. The tensor fascia latae is a thick, squarish muscle in the superior aspect of the lateral thigh. It acts as a synergist of the gluteus medius and iliopsoas in flexing and abducting the thigh.
4. triceps brachii
5. The major muscle that laterally flexes and rotates the head is the sternocleidomastoid
6. Rectus abdominis
7. The external obliques are the outermost abdominal muscles. They are also key participants in spinal flexion and the compression of the viscera. Individually, they act alongside the internal obliques in lateral flexion and spinal rotation.
8. abdominal external oblique muscle
9. external intercostal muscles
2. What is the scientific method?
Answers
Answer:
The scientific method is the process of objectively establishing facts through testing and experimentation. The basic process involves making an observation, forming a hypothesis, making a prediction, conducting an experiment and finally analyzing the results.
Do you think the Oklahoma City events described in the article give adequate proof of the scientists concerns? Explain why or why not.
Answers
Answer:
Yes, these events give adequate proof. Some residents of Oklahoma City panicked during a tornado. They chose to flee rather than seek shelter. Thousands of people were stuck in a massive traffic jam. Fortunately, the tornado did not hit the highway. If it had, the people trapped there would have been in great danger. Cars offer little protection from a tornado.
Explanation:
Plato/Edmentum Answer
Answer:
Yes. Some people from Oklahoma City started to panic when the tornado hit. And instead of looking for shelter they decided to run and so then a lot of people were stuck in traffic. If the tornado hit the highway where are the traffic was, which luckily was not, but the people there would've been taken by the tornado and cars do not protect you from the tornado that much.
Use the Backwards Alphabet Code to unlock the hidden statement. Refer to the letters along the top row of the code to unscramble the letters in parentheses below. Write one letter per space. Do not capitalize the letters.
Physical fitness is: "The ability to (KVIULIN)
daily tasks vigorously and (ZOVIGOB)
,
with (VMVITB)
left over for enjoying leisure-time activities and (NVVGRMT)
emergency demands. It is the ability to (VMWFIV)
,
to bear up, to withstand (HGIVHH)
,
to carry on in circumstances where an (FMURG)
person could not continue and is a (NZQLI)
basis for good (SVZOGS)
and well-being."
Answers
Answer:
n i l u i v k
Explanation:
None.....................
Answer:
1. Perform
2. Alertly
3. Energy
4. Meeting
5. Endure
6. Stress
7. Unfit
8. Major
9. Healthy
What is TRUE about intrinsic motivation?
Performance incentives are an example of intrinsic motivation.
Only people with aptitudes are inspired by a sense of pride.
People feel satisfaction from having completed a behavior.
Bonuses, awards, and trophies all serve as intrinsic motivators.
Answers
Answer:
People feel satisfaction from having completed a behavior
DNA how does it work at all?
Answers
Answer:
DNA, which stands for deoxyribonucleic acid, is a molecule that supplies the genetic instructions that tell living creatures how to develop, live and reproduce. DNA can be found inside every cell and is passed down from parents to their offspring.
Explanation:
Structure and functions of DNA
Virtually every cell in your body contains DNA or the genetic code that makes you you. DNA carries the instructions for the development, growth, reproduction, and functioning of all life.
Structure
a phosphate molecule.
a sugar molecule called deoxyribose, containing five carbons.
a nitrogen-containing region.
There you go :)
difference between saprophytes and parasites
Answers
Answer:
saprophytes derive their food from dead and decaying materials where as parasites live on the tissues of another living organisms
Explanation:
hope it helped you
Which base does Cytosine pair with?
A. Adenine
B. Guanine
C. Uracil
D. Thymine
Answers
Cytosine, a nitrogenous base found in DNA and RNA, pairs with guanine. The correct answer is option B.
This pairing is based on the complementary base pairing rule in which cytosine forms three hydrogen bonds with guanine. The other base pairs in DNA are adenine with thymine, and in RNA, adenine pairs with uracil. The complementary base pairing is crucial for DNA replication and transcription processes. Cytosine and guanine, along with adenine and thymine/uracil, form the base pairs that make up the rungs of the DNA double helix structure.Understanding base pairing is fundamental to understanding the structure and function of nucleic acids. Therefore, the correct answer is option B.For more questions on DNA
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Cytosine pairs with Guanine.
Explanation:The base Cytosine pairs with the base Guanine in DNA. This base pairing is a key component of the double-stranded DNA structure.
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The picture below shows Enchanted Rock, a pink granite rock formation located in the Llano Uplift ecoregion. This land is most likely changing due to —
A. depressions under the uplift make it sink slightly and crack into pieces.
B. the process of nitrogen fixation, as bacteria release and build up minerals in the granite.
C. the process of exfoliation, a type of erosion that causes slabs of granite to break away.
D. regular earthquakes that shake and break up the granite as they shake the earth.
Answers
Answer: C. The land is in all probability changing because of the course of shedding, a sort of disintegration that makes chunks of stone split away.
What is shedding process in soil?Rocks can expand or crack as a result of rapid temperature changes. This particularly occurs with granitic rocks as they were cooling, as at Yosemite Public Park. Freeze-thaw: Water expands when it freezes. Before winter, moisture that seeps into cracks may freeze, breaking the rocks apart.
What is the course of shedding disintegration?The process of large, flat or curved sheets of rock breaking away from the outcrop as a result of pressure release is known as exfoliation. Cracks and fractures along the sheet are the result of erosion removing the overburden from a rock that was formed at high pressure deep in the Earth's crust.
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As a spider grows, basal cells in the midgut, a part of the spider's digestive tract, develop into secretory or digestive cells. Which statement best explains how different cells develop from the same basal cells?
Answers
The development of different cell types from the same basal cells in the spider's midgut is a result of cell differentiation. This process is regulated by various molecular signals and interactions, leading to the activation of specific genes and the acquisition of distinct cellular characteristics.
During the growth of a spider, the development of different cells from the same basal cells can be attributed to the process of cell differentiation. Cell differentiation is a fundamental process in which cells with the same genetic information acquire specific characteristics and functions. It involves the activation and repression of specific genes, leading to the formation of distinct cell types.
The basal cells in the midgut of a spider possess the potential to differentiate into different cell types. This differentiation process is regulated by various molecular signals and interactions within the cellular microenvironment. These signals can be influenced by both intrinsic factors, such as gene expression patterns, and extrinsic factors, such as the surrounding tissues or signaling molecules.
As the spider grows, certain signals are triggered that initiate the differentiation of basal cells into secretory or digestive cells in the midgut. These signals may include the activation of specific transcription factors or the exposure to signaling molecules that promote cell specialization.
Once the differentiation process is initiated, the basal cells undergo changes in gene expression patterns, leading to the acquisition of distinct cellular characteristics. These changes include the activation or repression of specific genes involved in secretory or digestive functions, resulting in the development of functional secretory or digestive cells.
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N a culture of bacteria, a sample is taken at 10:00am and contains 1000 cells per ml. A second sample at 8:00pm has 10,000 cells per ml. What is the generation time ?
Answers
The generation time of the bacteria in the following culture is approximately 3.01 hours.
To determine the generation time of bacteria, we can use the formula:
Generation time (t) = (Time elapsed (T) / Number of generations (n))
In this case, we have a time difference of 10 hours between the two samples.
To calculate the number of generations, we can use the formula:
Number of generations (n) = log(N₂ / N₁) / log(2)
Where N₂ is the final cell count (10,000 cells/ml) and N₁ is the initial cell count (1,000 cells/ml).
Plugging in the values, we get:
Number of generations (n) = log(10,000 / 1,000) / log(2) ≈ 3.32
Now, we can calculate the generation time:
Generation time (t) = Time elapsed (T) / Number of generations (n)
Generation time (t) = 10 hours / 3.32 ≈ 3.01 hours
Therefore, the generation time of the bacteria in this culture is approximately 3.01 hours.
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PLEASE HELP IVE BEEN STUCK ON THESE TWO QUESTIONS FOR A LONG TIME
Answers
Answer: honestly it really depends on the water and how its dripped
Explanation:
During and after photosynthesis, energy
changes from one form to another in a series of steps.
Which step related to this energy transformation occurs second?
Choose 1 answer:
A.Sugar molecules are rearranged,
releasing chemical energy.
B.Light energy is used to build sugars from carbon dioxide and water.
C.Chlorophyll captures light energy.
Answers
The second step in photosynthesis, light energy is used to make sugars from carbon dioxide and water, as option B shows.
What is Photosynthesis?It is the process by which plants make carbon compounds.It is the biological process of capturing carbon dioxide and releasing oxygen by plants.During photosynthesis, light energy is used to produce sugars using carbon dioxide and water. This process is known as the Calvin Cycle and it is a process that does not need direct sunlight.
The Calvin cycle involves a series of chemical transformations, with the expenditure of energy necessary to convert carbon dioxide into sugars that will be important for the development of the plant.
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Contrast rocks and soil. List three differences.
Answers
2) Soil contains organic matter (humus) while most rocks do not.
3) Rock is solid material forming from the part of the earth surface, soil is the powered form of rock.
what does the liver do when the blood sugar is low?
Answers
Answer:
The liver releases stored glucose around the clock, to match the body’s needs.
Explanation:
Question 1-3
The unique properties of water enable life to exist on Earth. Which of these is a property of pure water?
It dissolves many substances
o its sold form is denser than its liquid form.
o it is slightly more acidic than air.
o It has a low heat absorption capacity:
ALL
Answers
It dissolves many substances.
Water is used in the breakdown of molecules in metabolic processes. It will dissolve what cells use for energy and give that energy in the process.
Which two features of igneous rocks are determined by their cooling rate?
color and shininess
shininess and hardness
hardness and crystal size
crystal size and rock texture
On Edge 2020
Answers
Answer:
Crystal Size and Rock Texture
Explanation:
Extrusive rocks are also known as volcanic rocks. Igneous rocks are classified according to their texture and mineral or chemical content. The texture of the rock is determined by the rate of cooling. The slower the rock cools, the larger the crystals form.
The two features of igneous rocks are determined by their cooling rate are Crystal Size and Rock Texture. Thus, option D is correct.
What are rocks?Rocks has been known as volcanic rocks. Igneous rocks has been classified just according to their texture including the mineral or the chemical content. The texture of the rock has been determined by the rate of cooling. The slower the rock cools, or the larger the crystals form.
Bioclastic rocks are wholly or partially comprised of compacted plant or animal remains. Bioclastic rocks will often have fossils within them upon discovery. Most sedimentary rocks contain either quartz (siliciclastic rocks) or calcite (carbonate rocks).
Bioclastic sedimentary rocks are clastic sedimentary rocks, where the broken pieces making up all or part of the rock happen to be pieces of biological life forms- most typically, these are shelly fossil fragments. Most bioclastic sedimentary rocks are marine, mostly because very few land animals leave enough remains to survive being transported.
Therefore, The two features of igneous rocks are determined by their cooling rate are Crystal Size and Rock Texture. Thus, option D is correct.
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the group of cells that use chemicals to recycle elements in the blood are called
a.muscles
b.glands
c.hormones
d.oxygen
Answers
Explanation:
I'm guessing the answer is oxygen.
The oxygen cells are a type of cell that uses chemicals to recycle elements in the blood.
What is oxygen cells?Red blood cells, also known as erythrocytes, transport oxygen to your body's tissues. Your tissues emit carbon dioxide as oxygen is converted into energy. Red blood cells also transport carbon dioxide to your lungs for exhalation. Cells require oxygen to efficiently use glucose in cellular respiration. This is how most organisms obtain energy. When oxygen binds to parts of glucose molecules, water, carbon dioxide, and energy are released. After all, the organism uses the energy to create adenosine triphosphate (ATP). A type of blood cell found in the blood that is produced in the bone marrow.To learn more about oxygen cells, refer to:
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Since SYNTHESIS means "TO MAKE". What is the meaning of PROTEIN SYNTHESIS?
To make tRNA and rRNA
To make DNA
To make Proteins
To make mRNA ONLY
Answers
Answer:
PROTEIN SYNTHESIS MEANS 2 STEPS
TRANSCRIPTION (MAKE mRNA from DNA)TRANSLATION (MAKE PROTEIN FROM mRNA)AS FAR AS YOUR OPTIONS
MAKING RNA IS INVOLVED IN PROTEIN SYNTHESISRNA OF ANY TYPE (tRNA mRNA rRNA)
MAKING PROTEIN IS ALSO OBVIOUSLY THERE.MAKING DNA IS WRONG(DNA IS REQUIRED FOR PROTEIN SYNTHESIS BUT NOT SYNTHESIZED WHILE PROTEIN SYNTHESIS)Which model represents the Law of Conservation of Mass?