Answer: PHOTOTROISM
Explanation:
Answer:
Phototropism, plant growth towards or away from light, and photoperiodism, regulation of flowering and other developmental transitions by day/night length.
Explanation:
Select the effect of climate change that decribe a diruption in ecological procee
The early animal mating and flower blossoming times are caused by climate change, which disrupts natural systems.
Numerous challenges to wildlife have been brought on by climate change in all of our parks. Due to changes that result in less food, less successful reproduction, and interference with the environment for local wildlife, rising temperatures reduce the survival rates of many species. The life cycles of plants and animals are also impacted by climate change. For instance, many plants are beginning to grow and bloom earlier in the spring as temperatures rise and to live longer into the fall. There are also some species that emerge from hibernation earlier or migrate at different times.
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A student adds 10 drops of a copper sulfate and sodium hydroxide solution to a test tube containing chicken broth. The solution undergoes a color change from blue to purple.
The presence of which organic molecule is indicated by the color change of the solution? A.Responses B. nucleosome C. protein D. fatty acids and glycerol E. glycogen
Correct answer is C. The presence of protein molecule is indicated by the color change of the solution
A standard solution is a liquid that contains an element or chemical in a precisely determined concentration. The solute is dissolved in the designated volume at a known mass. It is prepared using a primary standard or another material that must comply to requirements.
Qualities of solutions that depend more on the proportion of solute to solvent particles than on the characteristics of the individual particles are known as coagulative properties.
The different concentration units can be related using the number ratio. One molal is another name for a solution that has a concentration of 1 mol/kg. Molar mass must be represented in kg/mol rather than the more widely used g/mol or kg/kmol when using the unit mol/kg.
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Answer: Correct answer is C. The presence of protein molecule is indicated by the color change of the solution
Which theme(s) is/are best illustrated by an experiment in which a biologist seeks a medication that will inhibit pain responses in a cancer patient?
The experiment described in which a biologist seeks a medication to inhibit pain responses in a cancer patient best illustrates the theme of "scientific inquiry and investigation."
Scientific inquiry refers to the process by which scientists conduct experiments and gather evidence to answer questions or solve problems. In this case, the biologist is conducting an experiment to find a medication that can alleviate pain in cancer patients. This involves a systematic and rigorous investigation, including formulating a hypothesis, designing experiments, collecting data, and analyzing results.
The experiment also touches on the theme of "biomedical research and its impact on society." By seeking a medication to inhibit pain responses in cancer patients, the biologist aims to improve the quality of life for individuals suffering from cancer. If successful, the medication could potentially reduce pain and enhance the well-being of many patients.
In summary, the experiment aligns with the themes of scientific inquiry and investigation, as well as biomedical research and its impact on society. Through this research, the biologist aims to discover a medication that can effectively alleviate pain in cancer patients.
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happened to the size of the jaw overtime?
Answer:Human jaws, as well as oral cavities, have been shrinking ever since the Neolithic agricultural revolution (~12,000 years ago). This has been confirmed by bone remains dated to this time period.
pls give me brainlyest
If the blood accumulates too much carbon dioxide, what does the brain do?increases breathingdecreases breathingstops breathingmakes you sleepy
When blood accumulates excess carbon dioxide, the brain increases breathing rate to expel it and restore balance. This maintains proper oxygenation and prevents respiratory acidosis.
When the blood accumulates an excessive amount of carbon dioxide, the brain responds by increasing breathing rate. This mechanism is triggered to regulate the body's acid-base balance and maintain appropriate levels of oxygen and carbon dioxide in the bloodstream.
The increase in breathing rate is driven by the brain's respiratory centers, primarily located in the medulla oblongata. These centers monitor the levels of carbon dioxide and pH in the blood and send signals to the respiratory muscles, including the diaphragm and intercostal muscles, to increase their activity. This results in deeper and more frequent breaths, which help to expel carbon dioxide from the body and restore the proper balance of gases.
The brain's response to excessive carbon dioxide is vital for maintaining homeostasis and ensuring adequate oxygenation of the tissues. By increasing breathing, the brain helps to remove the excess carbon dioxide, preventing its buildup, which can lead to respiratory acidosis and impair oxygen delivery.
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which hormone is released from the pituitary gland in females
Answer:
Follicle-stimulating hormone (FSH) and Luteinizing hormone (LH)
list 5 factors that can change the flow of water through an ecosystem
Answer:
°Change in the Habitat
°Change in Climate
°Change in the structure of water sources
Increase in Pollution
°Change in temperature
Explanation:
Change in habitat is the change in the local environment conditions in which organisms lives. It may occur naturally or due to human actions. Though, it can affect food supply, migration patterns, stress, breeding cycles and diversity of wildlife population.
major arteries of the brain
The main arteries of the brain are the vertebral and basilar arteries.
What are the main arteries of the brain?The vertebral and basilar arteries supply the
brainstemcerebellumposterior cerebral cortexand medial temporal lobe.The posterior cerebral arteries bifurcate from the basilar artery to supply the medial temporal (including the hippocampus) and occipital lobes, thalamus, and mammillary and geniculate bodies.
With this information, we can conclude that the main arteries of the brain are the vertebral and basilar arteries.
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What's the answer please help me
Write three advantages of breathing through the nose than through the mouth
Answer:
reduce exposure to foreign substances. humidify and warm inhaled air. increase air flow to arteries, veins
Scientists don't claim to_______
the theory. They just claim that the
results_______
it.
Answer:
scientists dont claim to know the theory they just claim that the results r true
Explanation:
What is gas exchange
Answer
Gas exchange is the delivery of oxygen from the lungs to the bloodstream
Explanation:
It occurs in the lungs between the alveoli and a network of tiny blood vessels called capillaries, which are located in the walls of the alveoli.
write it in your own words, also can i have brainliest
Answer:
XD....
Explanation:
Gas exchange is the physical process by which gases move passively by diffusion across a surface.
If several highly educated scientists all study the same scientific data, which of the following is most likely to explain why they may all have different conclusions?
If several highly educated scientists all study the same scientific data, then they may have different conclusions because of the following factors:
Interpretation of data: Each scientist may have a different interpretation of the data, leading to different conclusions. This is because interpreting data involves the use of subjective judgment and prior experiences with similar data.
Personal biases: Personal biases may also affect the conclusions drawn from the scientific data. Personal biases refer to a scientist's preconceived ideas or prejudices that can influence their interpretation of the data. This can affect their ability to draw an objective conclusion.
Overemphasis of certain aspects: The overemphasis of certain aspects of the data or leaving out of certain details can result in different conclusions among scientists. Scientists may focus on different aspects of the data, leading to different conclusions.
Experimental setup and procedure: The experimental setup and procedure can also have an impact on the conclusions drawn from the data. If there are variations in the experimental setup or procedure, it can lead to different conclusions among scientists.
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¿Cuál de los siguientes enunciados NO forma parte de la teoría celular propuesta por Schleiden y Schwann, y con aportes de Virchow? * E) Toda célula deriva de otra preexistente D) Todos los seres vivos están formados por células. C) La célula es la unidad de evolución de los seres vivos. A) La célula es la unidad de estructura de los seres vivos. B) La célula es la unidad funcional de los seres vivos.
Answer:
C) La célula es la unidad de evolución de los seres vivos.
Explanation:
La teoría celular fue formulada por Schleiden y Schwann en 1837 a partir de observaciones propias y de información citológica relacionada con la estructura y la función de las células obtenida muchos años anteriores a ellos, especialmente a partir de los aportes de 1-Anton Van Leewenhoek, quien identificó microrganismos vivos mediante sus observaciones con un microscopio, y 2-Robert Hooke, quien observó celdas (de allí el nombre de células) también bajo el microscopio. Schleiden y Schwann postularon que la célula debería ser la unidad estructural y funcional en los seres vivos, la cual debería ser capaz de mantener de modo independiente el estado vital. Posteriormente, en 1855, Virchow aportó una conclusión fundamental: todas las célula derivan de la replicación (división) de células preexistentes. Los virus se consideran una excepción a la teoría celular porque ellos son considerados organismos vivos (aunque esta consideración está sujeta a debate), los cuales poseen un nivel estructural y de organización menor al nivel de una célula. Respecto a este punto, cabe aclarar que los virus son parásitos intracelulares los cuales derivan (descienden evolutivamente) de organismos celulares y por lo tanto es posible asumir a sus orígenes como subproductos de los genomas de las células (es decir, de organismos celulares).
bioflix activity how neurons work conduction of an action potential
The transmission of an action potential in a neuron is animated in the BioFlix Activity "How Neurons Work." It demonstrates how electrical and chemical signals used by neurons to interact with one another affect the brain and other body functions.
You might need to sign in to Pearson's Channels platform, which houses BioFlix, in order to view the activity. After logging in, you should be able to find the activity by searching for "BioFlix Activity: How Neurons Work -- Conduction of an Action Potential" and accessing it right away.
As an alternative, you might discover the activity on other instructive websites. It may give anybody interested in the subject a useful visual picture of how neurons function. It is made to be used as a teaching tool for students learning about neuroscience.
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Q- Bioflix activity how neurons work conduction of an action potential.
A higher concentration of carbon dioxide exists inside a leaf cell than outside
the call. In order to maintain homeostasis, which action will occur?
A. The cell membrane will burst open to allow more carbon dioxide
into the cell.
B. The cell membrane will use active transport to move the carbon
dioxide to an area of lower concentration.
C. A portion of the cell membrane will wrap around the carbon
dioxide molecules to enclose them within the cell.
D. The cell membrane will allow carbon dioxide to pass out of the cell
by diffusion.
The cell membrane will allow carbon dioxide to pass out of the cell by diffusion and is denoted as option D.
What is Diffusion?This is the process in which molecules move from a region of high concentration to that of a lower concentration.
The cell membrane in plants allow for the passage of molecules such as oxygen and carbon dioxide and down their concentration gradient, by simple diffusion.
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a chromosome has undergone a translocation mutation that has completely deleted its centromere region, preventing association with spindle fibers. what will be the fate of this cell?
The centromere region of a chromosome has been totally destroyed by a translocation, prohibiting interaction with spindle fibres.
A single chromosome becomes two after DNA replication when it has experienced?A chromatid is one of the two identical halves of a chromosome that has undergone replication ahead of cell division. The two "sister" chromatids are connected at the centromere, a constricted region of the chromosome.
A crossing over in meiosis is when genetic material is exchanged between cells?When it comes to genetics and genomics, the term "crossing over" describes the DNA exchange that takes place between paired homologous chromosomes (one from each parent) during the formation of egg and sperm cells (meiosis).
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Which stage of the scientific process enables a scientist to check the work of other scientists?
A. classifying
B. concluding
C. hypothesizing
D. communicating
Answer:
d
Explanation:
Angeldouglas006 plz answer this question what is soil
Answer:
Soil are tiny bits of substances that contains animal and plants parts as well as nonliving matter such as rocks. They are compressed together by years of new layers of whatever sitting on top of it (New layers of soil, etc). Erosion also assists in the forming of soil as it may take layers of soil from a forest to another for example.
Discuss population studies in Biology and the types of population sampling
Biology population studies are crucial for understanding the dynamics of populations in their natural environments.
What types of sampling of the population are there?Consisting of convenience, cluster, random, systematic, and stratified sampling methods. It's like pulling names out of a hat after everyone has put their names in it. Each element has an equal chance of showing up in the population.
What does the population study via sampling approach entail?By using sampling, researchers can draw conclusions about a population based on data from a sample of that group without than having to look at every single person.
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Which phrase best describes an individual organ?
A. Made of one kind of cell
B. Made of different kinds of tissues
C. Meets all the needs of an organism
D. The simplest unit of life
SUBM
Answer:
B. Made of different kinds of tissues
Explanation:
Macrophages sometimes produce a chemical called tnf (tumor necrosis factor) in order to alert other cells of the immune system. Tnf would be an example of a(n)
Macrophages sometimes produce a chemical called TNF. Tumor necrosis factor (TNF) produced by macrophages is an example of a cytokine.
Cytokines are a broad and diverse class of signaling molecules produced by various cells of the immune system, including macrophages. They are small proteins or glycoproteins that act as messengers between cells, transmitting signals that regulate immune responses and other physiological processes.
TNF is a type of cytokine that is involved in various immune system functions, including the regulation of inflammation and the defense against viral and bacterial infections. When macrophages detect an infection or other threat to the body, they can release TNF to alert other immune cells to the presence of the pathogen.
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Find the TRUE sentence.Select one:a.In covalent bonds, pairs of valence electrons are shared between two atoms.b.In non-polar bonds, pairs of valence electrons are attracted towards the most electronegative atom.c.In non-polar bonds, pairs of valence electrons are attracted towards the most electropositive atom.d.In polar bonds, pairs of valence electron pairs are shared equally between two atoms.
The true sentence is: In covalent bonds, pairs of valence electrons are shared between two atoms. So, option A is accurate.
A covalent bond is a type of chemical bond formed between two atoms by the sharing of electron pairs. It occurs when atoms have a tendency to attain a stable electron configuration by completing their outermost energy level. In a covalent bond, each participating atom contributes one or more electrons to form a shared pair of electrons. These shared electrons are localized between the two atoms, creating a strong bond that holds the atoms together in a molecule. Covalent bonds typically occur between nonmetallic elements and are characterized by the sharing of electrons rather than the transfer of electrons as in ionic bonds. The strength of a covalent bond depends on factors such as the number of shared electrons and the distance between the nuclei of the bonded atoms.
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Which is useful for high-throughput sequencing, but is not part of sanger dna sequencing?
Roche/454 pyrosequencing , useful for high throughput sequencing techniques. This method utilizes pyrosequncing which allows for sequencing as the sequence read out can be achieved at the same time as the sequence is extended.
High- throughput screening is the use of automated equipment to rapidly test thousand to millions of samples for the biological activities at the model organism, cellular, pathway or molecular level.Many DNA samples can be sequenced simultaneously.
Sanger DNA sequencing also known as chain termination. This method is used only for the single DNA fragment at a time. Amplicon sequencing with NGS is efficient and cost effective . It is required a DNA polymerase , nucleotide , dideoxynucleotides and buffer.
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Why is the research on plant material mentioned in the article important to Rohit Karnik’s work on membranes?
Answer: The plant tissues act as a filter to remove harmful bacteria. Rohit Karnik designs membranes used in fraction system.
Explanation: Like wood, these membranes allow water to pass through, but not bacteria. Mr. Karnak might be able to apply the research on the wood to his designs.
Answer:
The plant tissues act as a filter to remove harmful bacteria. Rohit Karnik designs membranes used in filtration systems. Like the wood, these membranes allow water to pass through, but not bacteria. Mr. Karnik might be able to apply the research on the wood to his designs.
Explanation:PLATO
what are the effects of changes in one of earth four spheres on each of the other spheres?
Answer:
An event can cause changes to occur in one or more of the spheres, and/or an event can be the effect of changes in one or more of Earth's four spheres. This two-way cause and effect relationship between an event and a sphere is called an interaction. Interactions also occur among the spheres.
Hope it helps you.How does osmoregulation take place in trout fish?
Answer:
The gills actively uptake salt from the environment by the use of mitochondria-rich cells. some marine fish, like sharks, have adopted a different, efficient mechanism to conserve water, osmoregulation. they retain urea in their blood in relatively higher concentration.
Explanation:
In which direction does heat always flow
What are some impacts of climate change on terrestrial ecosystems?
Answer:
Climate change can overwhelm the capacity of ecosystems to mitigate extreme events and disturbance, such as wildfires, floods, and drought.
-TheUnknownScientist
brush up on what you learned about eukaryotes this week! one could easily use the evolutionary tree labeled below to make a dichotomy key to separate the three main eukaryotic kingdoms of plantae, fungi, and animalia. however, the protista kingdom is a more difficult group to add to a simple key as there are many exceptions (see the right side of the tree).
A: presence of cell walls B: Ability to obtain nutrients through absorption C: presence of chitin in cell walls D: ability to move
Character A, which separates plants from fungi and animals, is the presence of cell walls. Plants have cell walls composed of cellulose, while fungi and animals do not have cell walls. Character B, Fungi and animals are heterotrophs that obtain nutrients by absorbing organic material from their environment, while plants are autotrophs that can perform photosynthesis.
Character C, that fungi have, but animals don't, is the presence of chitin in their cell walls. Fungi have cell walls made of chitin, while animals do not possess cell walls. Character D, that animals have, but fungi don't, is the ability to move. Animals are generally capable of locomotion, while fungi are non-motile organisms that rely on other means, such as growth and spore dispersal.
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The question is inappropriate; the correct question is:
Eukaryotes Brush up on what you learned about eukaryotes this week! One could easily use the evolutionary tree labeled below to make a dichotomous key to separate the three main eukaryotic kingdoms of Plantae, Fungi, and Animalia. However, the Protista kingdom is a more difficult group to add to a simple key as there are many exceptions (see the right side of the tree). Using the tree above, answer each question below with the correct matching answer. Use each answer only once. 1. What is character A, which separates plants from fungi and animals? 2. What is character B, that both fungi and animals share, but plants don't have? 3. What is Character C, that fungi have, but animals don't? 4. What is character D, that animals have, but fungi don't?
Eukaryotes:
AnimaliaFungiPlantaeProtista