Why a Theory Is Also a Hypothesis
Answers
Answer:
In scientific reasoning, a hypothesis is an assumption made before any research has been completed for the sake of testing. A theory on the other hand is a principle set to explain phenomena already supported by data. In scientific reasoning, a hypothesis is constructed before any applicable research has been done.
Related Questions
You are in a laboratory attempting to identify a genetic defect responsible for a disease. You believe you have located the gene that results in a faulty protein—but you aren't sure! How could you be sure you have located a section of DNA that encodes for a protein?
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Answer:
Allow the DNA to be transcribed to RNA and see what protein results.
Explanation:
Write the functions of each of the three basic cell types, and sketch or describe their appearance in the chart below. Don't do the sketch or description part only do the functions part.
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2. Help support growing parts of young plants
3. Support and protect non-growing regions of plant.
Based on the graph, how would Cook County, Georgia, be affected in the future if the trend continues and aquifers are eventually depleted
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We can see here that Cook County, Georgia, will be affected in the future if the trend continues and aquifers are eventually depleted in the following way: C. Farmers would have less or no water for irrigation
What is trend?A trend refers to a general direction or pattern of change in a particular field, domain, or society over a period of time. It represents the prevailing tendency or inclination towards a certain style, behavior, concept, or phenomenon that gains popularity or widespread acceptance.
Trends can emerge in various areas, including fashion, technology, culture, business, social media, entertainment, and more.
The graph shows that the water level in the aquifer is decreasing over time. This means that there will be less water available for irrigation in the future.
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The complete question is:
Based on the graph, how would Cook County, Georgia, affected in the future if the trend continues and aquifers are eventually depleted?
USGS well 18H016, Cook County, Georgia
160
165
170
175
180-
185
1967
1974
1981
Year
1988
1995
2002
A. Land may rise because the weight of the water no longer compacts it.
B. It would become easier to cultivate crops.
C. Farmers would have less or no water for irrigation
D. Vegetation fed by groundwater would flourish.
Hi, could someone tell me what should be in the blank space of my concept map about the cell membrane?
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Please help ASAP! I will mark brainliest! Compare and contrast the lytic and lysogenic life cycles of viruses. How does the virus reproduce in each of these life cycles? What happens to the host cell in each of these life cycles?
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The lytic cycle of a virus involves the death of host cells, while the lysogenic life also involves attachment, entry and integration but it does not cause the death of host cells.
What are the lytic cycle and the lysogenic cycle of a virus?The lytic cycle and the lysogenic cycle of a virus represent different adaptive mechanisms to perpetuate that viruses have, which may involve the death of the host cell as occur in the lytic cycle.
The phases of the lytic cycle in viruses include:
Attachment and entryTranscription of the viral sequenceMaturation Lysis of the infected bacteriaThe phases of the lysogenic cycle in viruses include:
Attachment, entryGenome integrationMaturation of the viral componentsCell divisionThe host cells die in bacteriophages after the lytic cycle, while they may survive or not (it depends on the manipulation of the hots cel's molecular machinery) after the lysogenic cycle.
Therefore, with this data, we can see that the lytic cycle and the lysogenic cycle of a virus are distinct in the sense that the lysogenic cycle does not involve the death of host cells.
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Phase 1 of the creation of life on earth was the formation of small molecules containing carbon and hydrogen. Phase 2 was the formation of self-replicating, information-containing molecules. Phase 3 was: Please choose the correct answer from the following choices, and then select the submit answer button. the development of a nucleus, enabling metabolism and creating the first cells. the formation of DNA. the development of a membrane, enabling metabolism and creating the first cells. the formation of RNA. the cooling of the earth to a temperature conducive to life.
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Answer:
the development of a membrane, enabling metabolism and creating the first cells.
Explanation:
In Abiogenesis (evolutionary biology), the formation of life on earth is described by three (3) main stages and these includes; phase 1, phase 2 and phase 3.
In phase 1, small molecules that comprises of carbon and hydrogen are formed on earth. The second phase is the formation of molecules that can be replicated by themselves and contains informations.
Phase 3 involves the development of a membrane, enabling metabolism and creating the first cells.
A cell can be defined as the structural, fundamental, biological and functional unit of life. Cells are found in all living organisms because they are the basic unit of life.
Generally, cells have the ability to independently replicate themselves. These cells can be compared to the kind of structures found in a business or factory, where you have different workers performing different functions.
In a cell, the "workers" that perform various functions or tasks for the survival of the living organism are referred to as organelles such as nucleus, cytoplasm, cell membrane, golgi apparatus, mitochondria, lysosomes, ribosomes, chromosomes, endoplasmic reticulum, and vesicles.
The regular sequence of growth and division that cells undergo is called the cell cycle. This cycle makes it possible for the cells found in living organisms to divide and produce new cells.
Basically, there are four (4) phases of the cell cycle and these are;
I. Prophase.
II. Metaphase.
III. Anaphase.
IV. Telophase.
The count in a bacteria culture was 600 after 20 minutes and 1500 after 35 minutes. Assuming the count grows exponentially What was the initial size of the culture? Find the doubling period Find the population after 80 minutes When will the population reach 11000. Points possible: 10 Preview Preview Preview Preview This is attenpt 1 of 3.
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After 80 minutes that number of bacteria will be 2400
the amount of bacteria after 550 minutes will be 11000.
The exponential growth is the type of growth module in which the organisms can take their food and other necessities without any limit and they can grow unlimitedly.
The formula for the exponential growth is written above. the exponential growth does not really exist in nature because no population in the environment have the maximum number of potential to be an exponential growth model . All the organism must have some limitations for their growth and development in the nature .
The No.of individuals in a population is calculated by new population by initial population.
For example there are 20 lotus flower in upon but after 1 year there are 25 lotus flower so the number of birth rate will be
5/20= 0.25per year .
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Question 17 (1 point)
Larry is about to be introduced to Paul. Larry has learned from an acquaintance that
Paul tends to be quiet, shy, and withdrawn. Larry may be more likely to assume that
Paul works as a librarian, rather than a construction worker. Which of the following
best represents Larry's assumption?
Answers
Larry's assumption is best represented by a Librarian being an occupation that doesn't really require interaction with people and possess features common to it.
Who is a Librarian?This is an individual who is responsible for overseeing the daily operations of a library at the public or private level.
He/she checks for books people want with a lower degree of interaction when compared with a construction worker.
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Which organelle is responsible for controlling the passage of water, nutrients and waste products into and/or out of the cell in order to help maintain homeostasis?.
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Answer:
The plasma membrane
a microbe recovered from an environmental sample grows on a medium composed of agar and a mix of salts. the agar is not digested during incubation. the growth rate increases in high co2 conditions. the organism is likely a(n)
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The organism is likely autotrophic Bacterium.
What is microbe?a microbe recovered from an environmental sample grows on a medium composed of agar and a mix of salts. the agar is not digested during incubation. the growth rate increases in high co2 conditions. the organism is likely a(n)
Autotrophic Bacterium. Autotrophic bacteria are organisms that are capable of synthesizing their own organic molecules, typically carbon dioxide, from inorganic compounds such as inorganic carbon sources. These bacteria are typically found in environments that are high in carbon dioxide and low in oxygen. Autotrophic bacteria are able to use the carbon dioxide in their environment as an energy source in order to synthesize their own organic molecules. The presence of agar and a mix of salts in the medium likely provides the necessary inorganic compounds for the autotrophic bacteria to utilize. Furthermore, the increasing growth rate in high CO2 conditions is another indication that the organism is likely an autotrophic bacterium.
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Which activity uses ATP to lower body temperature?
shivering
panting
sheltering in the shade
fluffing up feathers
I think its C
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Answer:
The correct answer is panting, I just took the test and got it correct.
Explanation:
Hope this helps :)
A cell contains DNA damage that causes it to undergo apoptosis before reaching mitosis. This cell had twice the amount of DNA for a cell of this type. During which checkpoint did this cell trigger apoptosis?
Answers
Answer:
G1 Checkpoint
Explanation:
Data indicates that the G1 checkpoint is activated in response to mitotic DNA damage in the presence of p53, and that the mitotic DNA damage response is connected to the G1 checkpoint by p53. If cells continue to possess damaged DNA, apoptosis is induced in a p53-dependent manner.
On a cosmic calendar, in which the history of the universe is compressed into 1 year, how long is an average human lifespan?
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On a cosmic calendar, an average human lifespan is 0.2 second long.
What is a cosmic calendar?Cosmic Calendar is a method which maps the entire 13.8 billion years completed by the earth into a single year.Due to this scaling, it becomes easier to determine the history of the earth, sequence of events and evolution.On this scale, the big bang theory of origin of universe is considered to be on January 1 midnight and the present time on December 31.Normally, average human life span is 73 years which becomes 0.2 second in cosmic calendar.According to this calendar, it was just a second ago that discovery was made that we live on a planet in a solar system.Learn more about cosmic calendar here:
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On what structures are genes passed to daughter cells through meiosis or mitosis?
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Answer:
Mitosis is when the mother cell makes two daughter cells but Meosis 1 makes two daughter cells with there chromosomes shaped in Xs and Then Meosis 2 It continues to make more daughter cells from meosis 1s daughter cells
Explanation:
Which substance is produced through photosynthesis and used in cellular respiration?.
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Positive relationships exist between cellular respiration and photosynthesis.
What is photosynthesis and cellular respiration?Plants use the process of photosynthesis to convert sunlight, carbon dioxide, and water into glucose and oxygen.
Cellular respiration is the process that transforms glucose into a form the cell can use as energy. They are diametrically opposed processes that never stop feeding off one another.
Therefore, The opposing processes of photosynthesis and cellular respiration. The products of one process are the reactants in the subsequent one.
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With incomplete dominance, a likely ratio resulting from a monohybrid cross would be ________.
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Answer:
1:2:1 ratio
Explanation:
A cross of two F1 hybrids, heterozygous for a single trait that displays incomplete dominance is predicted to give a 1:2:1 ratio among both the genotypes and phenotypes of the offspring.
Improve the student's model of gas exchange by drawing the missing component.
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Answer:
capillary
Explanation:
you should draw a capillary to show where gas exchange is occuring
Which of the following is not a use for the cell cycle? *
O Growth
Sexual Reproduction
O Asexual Reproduction
O Repair
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Answer:
The answer is repair.
Explanation:
As opposed to humans, who have an immune system that can mend wounds and scars, plants do not have an immune system and hence cannot repair themselves.
Which of the following elements is incorrectly paired with a meaning?
Select one:
a. -osis—abnormal condition; increase (used primarily with blood cells)
b. -rrhaphy—bursting forth (of)
c. -itis—inflammation
d. -rrhexis—rupture
e. -rrhea—discharge, flow
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The element that is incorrectly paired with its meaning is option A. "-osis—abnormal condition; increase (used primarily with blood cells)."
The correct meaning for the suffix "-osis" is "abnormal condition; increase" but it is not limited to being used primarily with blood cells. The suffix "-osis" is a general term used to indicate an abnormal condition or state in various medical contexts, not limited to blood cells. For example, "hypertension" refers to the abnormal increase in blood pressure and "osteoporosis" refers to the abnormal condition of reduced bone density.
Therefore, the term "-osis" is not exclusively associated with blood cells, and the pairing in option A is incorrectly matched.
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There are a few points in the human genome where each individual differs. What is the name of those points?
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Explanation:
Every human genome is different because of mutations—"mistakes" that occur occasionally in a DNA sequence. When a cell divides in two, it makes a copy of its genome, then parcels out one copy to each of the two new cells. ... These genome variations are uniquely yours.The point at which every individual differs is called the DNA which is unique to each individual.
What is DNA?The term DNA has to do with the genetic material that is found in the genes. It is an acronym that means deoxyribonucleic acid. It is peculiar to each individual.
Hence, the point at which every individual differs is called the DNA which is unique to each individual.
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which of the following are potential consequences of copper toxicity? select all that apply. multiple select question. kidney damage blood clotting liver damage gastrointestinal disturbances
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Significant health consequences of copper poisoning include renal failure, heart failure, loss of red blood cells, liver illness, brain damage, and death.
Gastrointestinal issues
-liver damage
-kidney damage
The following therapies are available to doctors to treat heavy metal intoxication, including copper toxicity:
Zinc: Prevents the buildup of copper in the liver and gastrointestinal system.
Chelation therapy: Converts blood-borne copper particles into a substance that the kidneys filter and eliminate in the urine.
Stomach pumping: Immediately eliminates copper from the stomach.
Medication: Medication, such as corticosteroids, can help lessen brain swelling.
Hemodialysis: The removal of waste from the blood using a machine. For those with damaged kidneys, this treatment is helpful.
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1. Which of the following is an example of a scientific theory?
A. The law of gravity
B.an explanation of how disease spreads
C.an untested hypothesis about the structure of DNA
D. E =mc2
Answers
Answer:
The answer is B.
Explanation:
This is because a scientific theory is similar to a explanation.
rats with low level of decisional impulsivity (LI) showed higher neuronal activity in both the mOFC and lOFC; more neurons in mOFC projecting to NAc Core were activated
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One of the risk factors for the emergence and development of many mental disorders is decisional impulsivity, and it has been suggested that the orbitofrontal cortex (OFC) and nucleus accumbens core (NAcC) dysfunctions are at least partially responsible. The roles of the subregions of the OFC, particularly their projections to the NAcC, in controlling decision-making impulsive behavior remain unclear, despite prior studies showing that the involvement of OFC as a whole in doing so is inconsistent. The goal of the current investigation was to examine the contributions of the medial and lateral OFC subregions and their projections to the NAcC to decisional impulsivity in freely moving rats.
In the anticipated reward choice and delay time windows, the mOFC-NAcC projections of LI rats demonstrated better information communication in beta and low gamma oscillations. Additionally, particular mOFC-NAcC pathway activation (in HI rats) or inhibition (in LI rats) might partially reverse their decisional impulsive behaviors. The results initially showed that the mOFC-NAcC pathway was more significant than the lOFC-NAcC pathway to the top-down control in decisional impulsivity, which could be a new neuro physiological mechanism for decisional impulsivity-related psychiatric illnesses.
What is decisional impulsivity?Risky judgments are made by impulsive people who are more driven by short-term gains than by probable long-term losses. This suggests that they are more sensitive to gains and/or less sensitive to losses.
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complex network of polysaccharides (such as GAGs or cellulose) and proteins (such as collagen) secreted by cells that serves as a structural element in tissues and also influences tissue development and physiology.
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The complex network of polysaccharides and proteins secreted by cells, which serves as a structural element in tissues and influences tissue development and physiology, is known as the extracellular matrix (ECM).
The ECM provides a scaffold for cells to attach to and interact with, as well as aiding in cell signaling and tissue development.
Glycosaminoglycans (GAGs), such as hyaluronic acid, chondroitin sulfate, and heparin sulfate, are long chains of carbohydrates that make up a significant portion of the ECM. They help to provide the ECM with its unique physical properties, such as elasticity and hydration, and also aid in cell adhesion and signaling.
Collagen is another important component of the ECM, making up approximately 25% of all protein in the human body. It provides tensile strength to tissues and helps to maintain their structural integrity. There are many different types of collagen, each with its own specific role in tissue function and development.
Overall, the ECM is an essential component of tissues and plays a crucial role in maintaining their structure and function. Any disruption to the ECM can have significant consequences for tissue health and can lead to a variety of diseases. Understanding the complex interactions between cells and the ECM is critical for developing new treatments and therapies for these conditions.
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Enamel is the hardest substance in the human body. Justify your answer.
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Enamel is indeed the hardest substance in the human body. It is present in teeth of humans. It covers every tooth and provides the hard layer.
Tooth Enamel is hard glossy substance that is comprised of calcium and phosphate mineral crystals which in return makes our teeth more stronger. Teeth enamel care is extremely important to maintain the oral health of teeth.
Tooth Enamel is one of the major tissue that make up tooth in humans. It covers the top layer of the teeth known as Crown. Calcium hardens the tooth enamel. Enamel contains 96% of the minerals. The color of Enamel varies from light yellow to white.
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Mitochondria and chloroplasts have their own unique dna. Ribosomes in mitochondria and chloroplasts are similar to those in bacteria. Mitochondria are formed by binary fission. These statements together form the basis of what theory?.
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Answer:
Endosymbiosis theory: the symbiosis of a free-living organism that eventually got trapped in eukaryotic cells
Explanation:
May you please be able to help me on this
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1. The male superhero cannot teleport. So, the probable genotype is Xt Y
While the female superhero can teleport, but her mother could not. The probable genotype would be XTXt.
In order to get these genotypes for teleporting abilities, we first assign thegenotypes of the parents, which are:
Father- XT Y
Mother (do not have teleporting abilities)- XtXt
Does DNA contains all the genetic information within an organism ? True or false
Answers
Answer:
DNA does contain all genetic information within an organism I believe?
Answer:
True
Explanation:
An organism's complete set of nuclear DNA is called its genome. Besides the DNA located in the nucleus, humans and other complex organisms also have a small amount of DNA in cell structures known as mitochondria. Mitochondria generate the energy the cell needs to function properly.
The many volcanoes located along the edge of the Pacific Ocean make up the Ring of Fire. How does subduction play a role in the volcanic activity in the Ring of Fire?
Answers
Answer:
The Ring of Fire contains approximately 850–1,000 volcanoes that have been active during the last 11,700 years (about two-thirds of the world's total). The four largest volcanic eruptions on Earth in the last 11,700 years occurred at volcanoes in the Ring of Fire.
Explanation:
Answer:
It helps move the lava in the volcano beneath the earth's crust
Explanation:the sideways and downward movement of the edge of a plate of the earth's crust into the mantle beneath another plate
inhalation is accomplished by...inhalation is accomplished by...the push of the diaphragm and ribs decreasing the volume of the lungs.the pull of the diaphragm and ribs increasing the volume of the lungs.muscles actively sucking air into the the lungs.diffusion across the skin.
Answers
Inhalation is accomplished by the push of the diaphragm and ribs decreasing the volume of the lungs.
Inhalation, also known as inspiration, is the process of breathing in air. It is achieved through the contraction of the diaphragm, a dome-shaped muscle located at the base of the lungs, and the intercostal muscles, which are situated between the ribs.
When these muscles contract, they cause the ribcage to move up and outwards, and the diaphragm to move downwards, which results in an increase in the volume of the chest cavity. This increase in volume causes the air pressure inside the lungs to decrease, which allows air to flow into the lungs. This process is referred to as negative pressure breathing. Therefore, inhalation is accomplished by the push of the diaphragm and ribs decreasing the volume of the lungs.
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