The scientific method attempts to minimize the influence of bias or prejudice in the experimenter. ... That's the job of the scientific method. It provides an objective, standardized approach to conducting experiments and, in doing so, improves their results.
Pls answer I will help you out. Need this for tmr
Answer:
uhh
Explanation:
sorry i dont know
where do the vesicles that are being made for secretion from the cell become modified and packaged?
Vesicles for secretion are modified and packaged in the Golgi apparatus before being transported to the cell membrane.
The vesicles that are being made for secretion from the cell undergo modification and packaging in the Golgi apparatus, an organelle found within eukaryotic cells.
The Golgi apparatus is a series of flattened, membrane-bound sacs called cisternae that receive proteins and lipids from the endoplasmic reticulum. It then modifies, sorts, and packages these molecules into vesicles for transport to various destinations, including secretion from the cell.
Once the vesicles are ready, they move towards the cell membrane and eventually fuse with it, releasing their contents outside the cell in a process called exocytosis.
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why would bacteria evolve so that the presence of tryptophan inhibits its own production?
Bacteria may evolve mechanisms where the presence of tryptophan inhibits its own production as a strategy to regulate resource utilization and optimize energy expenditure.
Tryptophan is an essential amino acid required for protein synthesis. Bacteria often need to carefully balance their metabolic processes and resource allocation to adapt to changing environments. In some cases, bacteria inhabit environments where tryptophan is scarce or limited. In such conditions, it would be advantageous for bacteria to conserve energy by reducing the production of tryptophan when it is already available in the surroundings.
By evolving feedback inhibition, bacteria can regulate the synthesis of tryptophan through a negative feedback loop. The presence of tryptophan acts as a signal that there is no need for further production, leading to the inhibition of enzymes involved in tryptophan synthesis. This allows the bacteria to prioritize the utilization of resources for other essential metabolic processes and avoid unnecessary energy expenditure on tryptophan production when it is readily available.
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The process of DNA transcription uses one nucleic acid (DNA) as the template for creating another nucleic acid (RNA). Since DNA and RNA are both nucleic acids, each is made up of a combination of common and unique components. Match each term to the appropriate structure(s) on the diagram of DNA and RNA. Some terms will be used more than once. DNA RNA Pyrin guanine Answer Bank adenie thymine guanine ribose deoxyribose cytosinc phosphate group TEC "The process of DNA transcription uses one nucleic acid (DNA) as the template for creating another nucleic acid (RNA). Since DNA and RNA are both nucleic acids, each is made up of a combination of common and unique components. Match each term to the appropriate structure(s) on the diagram of DNA and RNA. Some terms will be used more than once. DNA RNA P: Pyrin guanine Answer Bank uracil adenie adening thymine cytosine thymine guanine ribose deoxyribose phosphato group
The appropriate structure(s) on the diagram of DNA and RNA can be matched to the following terms:
DNA: deoxyribose, phosphate group, adenine, thymine, guanineRNA: ribose, phosphate group, adenine, uracil, guanineThe genetic code is frequently referred to as a "blueprint" because it contains the instructions a cell requires in order to sustain itself. We now know that there is more to these instructions than simply the sequence of letters in the nucleotide code, however. For example, vast amounts of evidence demonstrate that this code is the basis for the production of various molecules, including RNA and protein. Research has also shown that the instructions stored within DNA are "read" in two steps: transcription and translation. In transcription, a portion of the double-stranded DNA template gives rise to a single-stranded RNA molecule.
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At which point does a mutation exert its potentially dysfunctional effects in a cell?.
The mutation exert its potentially dysfunctional effects after the protein is produced.
What is mutation?A mutation is a change in the DNA sequence of an organism.. Mutations can be brought on by errors in DNA replication during cell division, exposure to mutagens, or viral infection. Somatic mutations (which happen in body cells) cannot be passed on to offspring, whereas germ line mutations (which happen in eggs and sperm) can.
What happens if a mistake is made during DNA replication in a cell that is otherwise healthy?
The individual's offspring will inherit the mutation.
Nothing; errors just occur.
The cell will start to divide uncontrollably and develop into a cancerous tumor.
When a cell cycle checkpoint notices a mistake, the cell cycle is stopped to allow the error to be fixed.
DNA replication never contains any errors.
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Which is a function of cyclins?
Explanation:
Cyclin is a family of proteins that controls the progression of a cell through the cell cycle by activating cyclin-dependent kinase (CDK) enzymes or group of enzymes required for synthesis of cell cycle.
explain how meitosis and fertilization produces genetic variation during sexual reproduction
Answer:
Explanation:
Genetic variation is increased by meiosis
During fertilisation, 1 gamete from each parent combines to form a zygote. Because of recombination and independent assortment in meiosis, each gamete contains a different set of DNA. This produces a unique combination of genes in the resulting zygote.
Bacteria are divided into what two domains?
Answer:
The two prokaryote domains, Bacteria and Archaea
Explanation:
please make me brainalist and keep smiling dude I hope you will
When Benedict’s solution is added to a sucrose solution and put into a boiling water bath, no change in color is observed.
State why no color change is observed.
Answer: sucrose is not a reducing sugar
Explanation: Benedict solution is used to test for the presence of reducing sugar. Sucrose is a non-reducing sugar unlike maltose and lactose which are reducing sugars thus there is no color change when Benedict solution is added to it.
hazards to humans that come into contact with it,
4. Study the graphs in the stimulus. Order the events that occurred at the Bodega Bay study
site, where scientists used traps to catch and count samples of marine organisms, from
1to 5. Write a 1 by the first event to occur and a 5 by the last event.
5 The number of native clams per sample falls from 100 to 10.
1 Scientists find European Green Crabs in Bodega Bay.
4 Scientists find that the number of native clams per sample has risen to 40.
3 The number of native shore crabs per sample falls from 25 to 20.
2 The number of European Green Crabs per sample falls from 5 to 4.
What is difference between Caput Succedaneum and Cephalohematoma ?
At birth, caput succedaneum typically manifests as swelling (edema) on the top of the scalp. This swelling does transcend suture lines, makes the scalp feel spongy, and begins to subside shortly after birth.
Which condition—a caput succedaneum or a cephalohematoma—is more serious?
Both illnesses include consequences, such as infection and jaundice, however cephalohematomas may have more severe side effects than caput succedaneum.
What results in cephalohematoma and caput succedaneum?
When a doctor uses a vacuum, forceps, or another device to quicken the birth of the baby, both caput succedaneum and cephalohematoma might result. Jaundice can potentially result from either illness.
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4. Why is it is more important for DNA replication to be exact than for transcription or translation to be exact? (1 point)
5. A gene has a base sequence of GTC. Due to a mutation, the base sequence changes to GTG. Answer the following questions using the codon table below.
It is more important for DNA replication to be exact than for transcription or translation to be exact because DNA is the genetic material that contains the instructions for building proteins.
The mutation from GTC to GTG within the genetic sequence induces a modification in the amino acid generated from the gene. This has the potential to exert an adverse influence on the functionality of the resulting protein.
What is mutation?A mutation denotes an alteration in the DNA sequence of an organism. Various factors, such as inaccuracies during DNA replication, exposure to mutagenic agents in the environment, or viral infections, can instigate mutations. These genetic modifications can manifest as advantageous, detrimental, or inconsequential.
Mutations serve as a significant wellspring of genetic diversity within a population. This genetic diversity plays a vital role in the process of evolution, as it empowers populations to acclimate to shifts in their surroundings.
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cohesion is a property water.Which of the following is NOT an example of cohesion
a.water is attracted to the sides of a glass cylinder
b.water strider can walk on water
c.water forming a drop on a penny
d.water molecules are attracted to each other
Answer:
A po kasi nga kapag ang tubig ay naisalin sa isang baso minsan ang tubig ay dumidikit sa baso tama diba kaya naman ang sagot ay A baka naman brainliest naman jan:)
Water is attracted to the sides of a glass cylinder is an example of cohesion.
What do you mean by cohesion?Cohesion means sticking together. If your group of friends heads to the lunchroom as a team and sits all together, you're demonstrating strong cohesion.
Cohesion allows for the development of surface tension, the capacity of a substance to withstand being ruptured when placed under tension or stress.
Cohesion refers to the attraction of molecules for other molecules of the same kind, and water molecules have strong cohesive forces thanks to their ability to form hydrogen bonds with one another.
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cells will swell when placed in a solution that is:
Answer:
Hypotonic
Explanation:
plssssssssssssssssssssssssssssssssssssssssss help
Answer:
1st question= physical weathering
2nd question= deposition
Explanation:
hope it helps
What features would suggest that a sample of scientific writing reflects scientific thinking?.
Features would suggest that a sample of scientific writing uses empirical data to support its arguments because this kind of data is derived from experiments and observations in a scientific study.
Scientific writing shows evidence of deductive reasoning because deductive reasoning narrows a hypothesis and investigates it in greater depth. This method is what we use to see if the hypothesis is true. The scientific method is the process of testing and experimenting to objectively establish facts. The fundamental steps are making an observation, developing a hypothesis, making a prediction, carrying out an experiment, and then evaluating the outcomes.
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give the health officials advice on what to include in pregnancy prevention programs that were targeted at the youth
Answer:
Explanation:
Here are some suggestions for health officials to include in pregnancy prevention programs targeted at youth:
Comprehensive Sex Education: Provide youth with accurate information on sexual health, birth control options, and reproductive health to ensure that they have the knowledge and skills to make informed decisions.
Access to contraception: Make sure that youth have easy and affordable access to contraception, including condoms and long-acting reversible contraceptives (LARCs).
Communication skills: Teach young people how to communicate about sex and contraception with their partners, as well as how to negotiate consent and set boundaries.
Empowerment: Encourage youth to take control of their own reproductive health by empowering them to make informed decisions, to say no to unwanted sexual activity, and to seek out health services when needed.
Supportive environment: Create a supportive environment that is open and accepting of discussions around sexual health and contraception.
Addressing social determinants of health: Address social determinants of health that may increase the risk of unintended pregnancy, such as poverty, lack of education, and limited access to healthcare.
Follow-up and support: Provide ongoing support and follow-up to ensure that youth continue to have access to information, contraception, and other support services, and to help them manage any challenges they may face along the way.
3. A swamp ecosystem in Florida has alligators, turtles, boars, small and large Prish, aquatic birds, algae and patches of grasses. Based on the interactions that would accur between these organisms, which of the following will NOT limit the number of small fish in this swamp ecosystem?
A The number of aquatic plants
B. The number of turtles
C. The number of boars
D. The available water
The problem with classifying people or other organisms into races is that the characteristics used to define races are usually _______________. Constant ____________ has prevented the human species from fragmenting into subspecies.
The issue with racial classification of individuals or other organisms is that the traits used it to define races are typically Not well Constant correlated gene flow has stopped the human species from splitting into different species.
What is gene flow?
Gene flow, also referred to as gene migration, geneflow, and allele flow, is the movement of genetic material through one population to the other in population genetics. Two populations can be regarded as a single effective population if the rate of gene flow is significant enough for them to have equivalent allele frequencies. It has been demonstrated that all it takes to stop populations from drifting apart is "one migrant per generation." If the selection pressure is high enough, populations can diverge even if they are exchanging alleles.
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What steps are involved when a planarian needs to generate new cells
Answer:
Using this technique, which they termed 'chemical amputation', the team induced lesions in planaria and investigated which genes were activated over the course of the regeneration process. The pharynx lacks neoblasts, but cells near the wound quickly start dividing and regenerate the amputated organ.
The steps which are involved when a planarian needs to generate new cells include the different stages of regeneration.
What is Regeneration?Regeneration in the planarians depends on the presence of stem cells called as neoblasts. These newly formed cells are distributed throughout the body and, when part of the worm has been amputated, these parts are activated to reform the tissues which have been removed.
Planarians also use this extraordinary regenerative ability to reproduce asexually. Through the process of transverse fissions, planarians which anchor their tails and also essentially pull themselves apart from each other, resulting in two fragments which include one head and one tail that will regenerate into two genetically identical worms.
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Are prescribed burns beneficial enough to the environment that forest managers in Arizona should increase their use?
The decision to increase the use of prescribed burns in Arizona should be made on a case-by-case basis, taking into account the specific needs and conditions of each forested area.
What are the benefits of prescribed burns?Prescribed burns can be a valuable tool for forest managers in Arizona, as they can help to restore and maintain the health of forests, reduce the risk of catastrophic wildfires, and promote the growth of new vegetation.
However, the decision to increase the use of prescribed burns should be based on a careful consideration of the specific ecological and environmental conditions in the area in question, as well as the potential benefits and risks of this management strategy.
In general, prescribed burns can be beneficial in areas where forests have become overgrown and are at risk of catastrophic wildfires. These fires can help to reduce the accumulation of dead and dry vegetation, which can fuel larger and more dangerous fires, and can also help to promote the growth of new vegetation, which can improve the overall health of the forest ecosystem.
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What two things are cell membranes composed of?
Answer:
Proteins and lipids
Explanation:
They are made up of mostly lipids, only certian substances can move through. Phospholipids are the most abundant type of lipid fou d in the membrane. So basicly the phospholipids are made up of two layers the outer and the inner layers.
6.
Which statement best describes the DNA molecules made from this process?
The new DNA molecules are identical to each other and to the original molecule.
The new DNA molecules are identical to each other but not to the original molecule.
The new DNA molecules are each identical to only one strand in the original molecule.
The new DNA molecules are not identical to the original, providing variation in the DNA.
Answer:
The new DNA molecules are identical to each other and to the original molecule.
Explanation:
The new DNA molecules are identical to each other and to the original molecule. Thus option 1 is correct.
What are DNA molecules?DNA stands for deoxyribonucleic acid.
DNA is defined as the molecule that conveys genetic information for an organism's development and function.
DNA is made up of two connected strands that spiral around each other to form a twisted ladder-like structure known as a double helix.
DNA is made up of molecules called as nucleotide.
Nucleotide are made up of three types of molecules.
The phosphate groupThe sugar moleculeThe nitrogen baseThus, the new DNA molecules are identical to each other and to the original molecule. Thus option 1 is correct.
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Plants are complex organisms that are composed of multiple layers of organization. Which of the following best represents the organization of the root system from most complex to least complex?
A.) root system → root → cell → phloem
B.) root system → cell → phloem → root
C.) root system → phloem → root → cell
D.) root system → root → phloem → cell
Answer:
D
Explanation:
please mark me brainliest right
Plants are the eukaryotic cells that are complex organisms. The level of the root system from the most complex to least complex includes root system → root → phloem → cell. Thus, option D is correct.
What is the root system?The root system is one of the systems of plants that allows the transportation of the fluids and liquids in the plant body from the soil. It involves the roots that are present in the soil and at the base of the plant stem that grows downwards, away from the sun.
The root system is the most complex level that is composed of various types of roots that may be taproot or fibrous. These roots are made of the phloem that transports the minerals from the soil. The phloem in turn is made of aggregated cells.
Therefore, option D. root system → root → phloem → cell is the level of organization plants.
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the systems involved in water content regulation are ________.
Answer:
kidneys, hypothalamus, and endocrine glands.
Explanation:
I don't think theres anything to explain rlly hope this is correct tho
Which of the following are arranged in the correct order by size, from smallest to largest?
A.)Electron, Atom, Cell, Molecule, Neutron
B.) Atom, Neutron, Electron, Molecule, Cell
C.) Electron, Neutron, Atom, Molecule, Cell
D.) Electron, Neutron, Atom, Cell, Molecule
E.) Neutron, Electron, Atom, Molecule, Cell
Answer:
C.) Electron, Neutron, Atom, Molecule, Cell
Explanation:
Electrons are smaller than the protons and neutrons, neutrons are bigger than the electrons, Atoms are made up of electrons, protons, and neutrons, Molecules are made up of atoms, and cells are made up of molecules
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The following is arranged in the correct order by size, from smallest to largest electron, Neutron, Atom, Molecule, and Cell. The correct option is C.
What are particles of matter?The substances that form matter and living things are atoms and cells, respectively. These are the basic and smallest particles to create matter.
Protons and neutrons are larger than electrons, but electrons are smaller than neutrons. Protons, neutrons, and electrons make up an atom. Atoms make up molecules, and molecules make up cells.
The smallest of all are the subatomic particles which are electrons, protons, and neutrons. They constitute atoms. That's why they are called subatomic particles.
Thus, the correct option is C. Electron, Neutron, Atom, Molecule, Cell.
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a rich medium is more effective with routine situations. group startstrue or falsetrue, unselectedfalse, unselected
This statement is False because With everyday situations, a rich media works well. Jargon refers to the informal organization's unofficial gossip and rumor-based communication system.
What are some current situations in biology?There are problems with pollution, population growth, an increase in contagious illnesses, and investigations on DNA and synthesized biology that lack openness. Additionally, there are ecological concerns including ocean acidification, threatened species, stem cell studies and global warming.
How are situations used in our day-to-day lives?Many care plan and cosmetic products contain components that are derived from biological sources. Only a few samples of commonplace things based on biology include soap, lotion, nail polish remover, diapers, henna dye, shampoo, henna dye, cosmetics, fragrances, and loofahs.
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In a rainforest, there are trees of different sizes as shown in the figure below.
The trees in the UNDERGROWTH layer will probably face competition for which of the following resources?
a. Air
b. Water
c. Animals
d. Sunlight
a 4.00-kg object is moving east at 2.00 m/s when it collides with a 6.00-kg object that is initially at rest. after the collision the larger object moves east at 0.800 m/s.
After the collision, the smaller object moves east at 0.800 m/s.
The question provides information about a collision between a 4.00-kg object moving east at 2.00 m/s and a 6.00-kg object initially at rest. After the collision, the larger object moves east at 0.800 m/s.
To determine the final velocity of the smaller object, we can use the principle of conservation of momentum. According to this principle, the total momentum before the collision is equal to the total momentum after the collision.
The momentum of an object is given by the product of its mass and velocity.
Before the collision, the total momentum is (4.00 kg) * (2.00 m/s) = 8.00 kg⋅m/s.
After the collision, the larger object moves east at 0.800 m/s.
To find the final velocity of the smaller object, we can subtract the momentum of the larger object from the total momentum and divide by the mass of the smaller object.
The momentum of the larger object is (6.00 kg) * (0.800 m/s) = 4.80 kg⋅m/s.
The momentum of the smaller object can be calculated by subtracting the momentum of the larger object from the total momentum: 8.00 kg⋅m/s - 4.80 kg⋅m/s = 3.20 kg⋅m/s.
Finally, we can find the final velocity of the smaller object by dividing its momentum by its mass: (3.20 kg⋅m/s) / (4.00 kg) = 0.800 m/s.
Therefore, after the collision, the smaller object moves east at 0.800 m/s.
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Muslims arrived in india ____ century
a) 6 century
b) 7 century
c) 8 century
d) 9 century
Answer:
7th century
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