Left Hemisphere
The brain is an organ that control all the functions of the body which includes movement of the arms and legs, memory and speech, thoughts and function of many organs in the body. The left hemisphere is the part of the brain that is responsible for the control of speech, arithmetic and writing and comprehension.
Including all of the relevant anatomical structures (and ending with the activation of the cranial nerve), explain how we sense spinning in a chair. what happens when the chair is suddenly stopped?
There are three semicircular canals filled with fluid in the inner ear at right angles to each other. Each senses the movement of your head along a different axis. Using all three, the brain is able to orient your body in 3D space. Tiny hairs lining the canals (hair cells) sense motion by sloshing of the water in the canals. Information from the hair cells are relayed to the brain as an interpretation of movement of the head.
During spinning in a circle, the fluid in the canals initially slosh in the direction opposite to your head's motion. However, the jelly-like material in which the hair cells are imbedded, the endolymph, adjusts to the movement of your head,causing the hair cells to straighten, and your brain no longer receives the message that you're spinning. In effect, your brain thinks that you are standing still while the the world is rotating around you.
When you suddenly stop spinning, because of inertia, the endolymph keeps spinning. The fluid in your ear moves again in the direction in which you were spinning before, and a signal of movement is transmitted to the brain. You sense that you are moving, but you're not.
The farther sort two genes are located on a chromosome
Which disease is characterized by brain lesions, such as neurofibrillary tangles and senile plaques? parkinson's disease delirium alzheimer's disease tardive dyskinesia?
A geographic information system (GIS) helps scientists visualize, analyze, and interpret data about locations on Earth. Which statement describes how GIS mapping can help in planning for floods? A) They can help identify weak infrastructure, like roads and bridges, that would need repair before a flood. B) They can help seismologists understand how floodwater can absorb into the ground and cause plates to shift. C) They can help meteorologists understand the air temperatures and cloud formations before and after a flood. D) They can help search for lost pets that were separated from their families during floods and other sever weather.
The correct answer is option A, that is, GIS can help identify weak infrastructure, like roads and bridges that would need repair before a flood.
Flood planning is utilized by mapping technicians in emergency management, public safety, planning agencies, or public works to assess the influence of seasonal flooding scenarios and establish the flood response plans.
In the process, the geographic information system can help in the assessment of flood risk and find the location of critical infrastructure. This can further help in the repairing of the infrastructures that are more susceptible to getting collapse due to massive flooding.
Which of these shows the level of complexity, from simplest to most complex?
A. organism - organs - organ systems
B. organs - organ systems - organism
C. organ systems - organism - organs
D. organs - organism - organ systems
Answer: Simplest ==> Complex
We are looking for what makes up the bigger thing.
An organ is part of an organ system. It is simpler than a whole array of organs, combined together to make a system. Take your digestive system. Your stomach is one organ, but all the intestines that contribute to the decomposition of food is far more complex than just one organ.
organ- organ system
Organ systems make up a whole organism. The human body is composed of several organ systems. These make up a far more complex aspect of nature. The human body is far more incomprehensible and amazing than one organ system.
So, "B" is the answer. organs-organ systems-organism.
Which system, the endocrine system or the nervous system, would be the better choice to regulate growth?
Shandreka is at a place in her pregnancy during which she is experiencing muscle contractions and movement and kicks. the major organs of her child are developing. which prenatal development stage is shandreka in? fetal embryonic placental fertilization umbilical
A 60-year-old client tearfully explains to the nurse how her husband downplays her frequent migraines and tells her that she needs to "just push through a headache." she describes how her migraines have limited her ability to provide childcare for her young grandchildren and explains that she is unable to keep up her garden. the nurse should identify what nursing diagnosis when planning this client's care?
20POINTS/WILL MARK BRAINLIEST) Give an example of how natural selection could benefit a species. Justify your response in two or more complete sentences.
Final answer:
Natural selection is exemplified by the case of the peppered moth during the Industrial Revolution, where better camouflage due to dark coloration led to increased survival and reproduction of dark-colored moths as the environment changed.
Explanation:
Natural selection is a process where organisms that are better adapted to their environment tend to survive and produce more offspring. An example of natural selection is the case of the peppered moth (Biston betularia) during the Industrial Revolution. Prior to industrialization, these moths were predominantly light-colored, which camouflaged them against the light-colored trees and lichens they rested upon.
However, as the Industrial Revolution progressed, soot and pollution darkened the trees, making the once-camouflaged light moths more visible to predators. Conversely, moths that were darker-colored due to a genetic mutation became better camouflaged. Over time, the dark-colored moths became more common because they were less likely to be eaten by birds, demonstrating evolution in response to environmental changes.
This scenario is indicative of how evolutionary processes can lead to a change in a population's gene pool, influencing allele frequencies and contributing to the diversity of life forms adapting over generations.
List one genetic technology that scientist have developed? What is one advantage and one disadvantage of using this technology?
Classify the responses in the given situations as part of innate immune response or adaptive immune response.
Innate immunity forms the first line of defense (skin and mucous membranes) and second line of defense (defensive cells, inflammation, fever)
The function of innate immunity is to block invading microbes into destroying those which succeed in penetrating the body.
Example of innate immune system
- swelling occurs in the area where you have scratched (Inflammation)
Adaptive immunity is known as the third line of defense (T cells, B cells and antigen presenting cells). Another name for adaptive immunity is acquired immunity.
- An example of adaptive immune response is a liver transplant from a donor to the recipient ( T cells or B cells)
- A person vaccinated for typhoid.
What two goals are met by wearing personal protective equipment during phlebotomy procedures?
Personal protective equipment is an equipment which is used to prevent contact of hazardous substances. The two main goals are to control infection and to take preventive measures to protect workers from the exposure to blood and other infectious materials. Use of personal protective equipment reduces the transmission of communicable diseases.
Personal protective equipment (PPE) serves two purposes in phlebotomy procedures. It protects the healthcare provider from potential exposure to infectious materials, and it prevents the transmission of infectious diseases from the healthcare provider to the patient.
Explanation:Wearing personal protective equipment during phlebotomy procedures meets two primary goals. First, it protects the healthcare provider from potential exposure to infectious materials, like bloodborne pathogens. Second, it helps to prevent the transmission of infectious agents from the healthcare provider to the patient.
For example, wearing gloves can prevent the healthcare provider's skin from coming into direct contact with the patient's blood, thereby reducing the risk of contracting diseases like HIV or hepatitis B. Likewise, masks and eye protection can protect the mucous membranes of the eyes, nose, and mouth from splashes or sprays of blood or other potentially infectious materials.
Moreover, these measures also prevent the transmission of any potential pathogens that the healthcare provider might be carrying, thereby protecting the patient's health.
Learn more about Personal Protective Equipment here:
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Wechsler's test provided scores on 11 subtests measuring different abilities, which were grouped to provide an overall _____ and _____ for the test taker.
Which country imports the most metals? A.Africa B.Japan C.Australia D.Russia
The graph shows the percentage of dog breeds affected by elbow dysplasia, which causes dogs to limp. What’s the most likely explanation for the mixed breed’s disease incidence? It has low diversity in its genes. It has high diversity in its genes. It’s good at saving human lives. It doesn’t suffer attacks from wild predators. It lives comfortably with people.
Answer:
it has low diversity in its genes
Explanation:
Answer:
A.
It has low diversity in its genes.
Explanation:
Describe how Seymour Benzer's phage experiments contributed to deciphering the genetic code
The trp operon in E.coli regulates genes that code for enzymes required for synthesis of the amino acid tryptophan. The trp operon is a repressible operon. When tryptophan is not available in the environment, the trp repressor protein is ____ . Therefore, RNA polymerase can bind to the______ to begin transcription
first blank ,actve,inactive or regulated
second blank operator,prometer, or structual genes
Ans.
Try operon or tryptophan operon represents a cluster of genes that transcribe together to code enzymes for tryptophan production. The try operon is regulated by a repressor protein. When tryptophan is present, it activates repressor protein that binds to operator and prevent expression of genes.
In the absence of tryptophan, repressor protein is present in inactive form that cannot bind to the operator. Therefore, RNA polymerase binds to promoter region and genes for tryptophan synthesis get expressed.
Thus, the correct option to be fill in the first blank is 'inactive or regulated' and for the second blank is 'promoter.'
There are millions of different species of animals, plants, and microorganisms. Which of the following factors do biologists consider to be the most important when classifying organisms?
A. details of internal and external body structures
B. environmental conditions of the organisms' habitats
C. inherited and acquired behaviors
D. general appearance
The answer is A. Morphology/anatomy is considered more relevant than behavior or general appearance in the classification of organisms. It is due to these anatomical features that animals such as bats are classified differently from birds (with bats classified as mammals even though they fly like birds) due to differences in anatomical features like milk-producing glands and brain structure.
I believe its A -details of internal and external body structures
Aimee is writing a report on how natural hazards can be made worse by human activity. Which natural hazards are most likely to appear in her report?
droughts and wildfires
wildfires and tsunamis
tsunamis and rip currents
rip currents and tornadoes
Answer:
Drought and Wildfires
Explanation:
Think about it, wildfires are caused by drought and in some cases different materials being left outside, and drought is because we use up a ton of water, and a bit of natural phenomenon
what is the term for the light particles that provide energy to photosynthesis?
Answer:
p h o t o n
Explanation:
which of the following is a metalloid? A. oxygen B.silicon C. chlorine D.argon
Which of the following is a typical product of nuclear fission? a. oxygen b. carbon dioxide c. radiation d. water
The correct answer is option C
The product of nuclear fission is radiation. Nuclear fission can be defined as the process by the an atom splits into two or more particles called as nuclei and releases huge amount of radiation.
The by products includes photons, neutrons, gamma rays. Nuclear fission also produces energy for the nuclear reactions to take place.
This energy is in the form of radiation and it drives the explosion of nuclear weapons.
The public health and environmental movements are sometimes at odds with each other. why is this the case? what might be done to improve the situation?
How many outer planets are there in the solar system???
HELPPPPPPP
Which natural hazards are most likely to affect Florida, due to its geography? Check all that apply. drought undersea earthquakes floods rip currents tropical cyclones tsunamis wildfires
Answer:
Tropical Cyclone, Wildfire
Explanation:
Tropical cyclone also known as hurricanes are caused in the state of Florida because Florida has coastal regions on its two sides which have warm oceanic currents and thus they are prone to hurricanes from both the east and west coast. Due to its location, Florida becomes a transitory point for all the hurricanes pathways which move from Atlantic Ocean to the Gulf of Mexico.
Not only this, the climate of Florida is dry and humid and it faces moderate to extreme drought . Also it has hilly and mountainous terrain which causes the fire to easily move up and down the slopes. Also the dry plants and trees further fuel the fir.
The city has applied for a government grant to build a new wastewater treatment facility. To qualify for the grant, the city must prove it has accounted for all potential dangers to animal populations surrounding the plant. What environmental parameters should be monitored to ensure the plant is not adversely affecting the animal species living near the plant? (2 points) Land prices and the potential damage to the housing market in the area The soil composition of the land and the topography of the surrounding area The costs of utility and wastewater set up for the new wastewater plant Migrating bird populations and the carry capacities of local animal species
Answer:
Option D, Migrating bird populations and the carry capacities of local animal species
Explanation:
The government will provide grant only when the city will make efficient measures to cater the potential risk to the surrounding animals. With such norms, it becomes essential for the city to take suitable preservation steps. Therefore, the first effective measure to be taken by government is to determine the total strength of surrounding animals along with migrating species. Once the strength of the animals is known, subsequent preservation strategies could be formulated.
Hence, option D is correct.
Other than option D, none of the options indicate any measure that could help in preventing the surrounding animals.
put the following kinds of molecules in the order that they are used in protein synthesis amino acid DNA and mRNA
The range of estimated cranial capacities for homo erectus is 400 to 800 cubic centimeters.
a. True
b. False
When analyzing dna microarray results, why are colors turned into ratios?
Final answer:
Colors in DNA microarray analysis are turned into ratios to quantitatively compare gene expression between different samples. The ratio derived from the intensity of the fluorescent colors indicates the relative abundance of nucleic acid hybridization, allowing for a detailed comparison of gene expression patterns.
Explanation:
When analyzing DNA microarray results, colors are turned into ratios to provide a quantifiable measure of gene expression between samples. The use of colors such as green, red, and yellow indicate the presence and relative abundance of nucleic acids hybridizing at specific spots on the microarray. The green color represents nucleic acids from one sample, red from another, and yellow appears when both samples hybridize to that spot.
Microarray technology is often employed to compare gene expression patterns in different samples, such as cancerous cells versus healthy cells. The process involves hybridization of sample genomic DNA or cDNA to the microarray and labeling with fluorescent dyes. By measuring the fluorescence intensity, which indicates the amount of hybridization at each spot, researchers can derive expression levels for thousands of genes simultaneously.
The conversion of colors into ratios allows researchers to compare the relative amounts of gene expression quantitatively. For example, a pure green or red spot indicates exclusive expression in the healthy or cancerous cells respectively, while a ratio derived from the combination of red and green intensities (resulting in yellow) reveals the degree of expression in both cell types. This quantitative approach is instrumental in analyzing complex gene expression profiles and conducting comparative studies in various biological research and clinical settings.
To reduce the amount of waste we produce takes thoughtful consideration about which products we use and how we use them. A goal to eliminate wastes entirely may not be achievable. Which is one way to reduce wastes?
A. Bury them in sanitary landfills.
B. Never use recycled products.
C.Do not produce them in the first place.
D.Use only disposable goods.
One way to reduce waste is to buy products with less packaging and to use reusable items instead of disposable goods. Maintaining and repairing products, as well as borrowing or sharing items, can also help reduce waste.
Explanation:The most effective way to reduce waste is to not create it in the first place. This means being mindful of the products we use and finding ways to minimize waste. One way to reduce waste is to buy products that use less packaging. When manufacturers use less packaging, they use fewer raw materials, which helps reduce waste and costs. Another way is to buy reusable items instead of disposable goods. By using items multiple times, we can reduce the amount of waste we generate.
Additionally, maintaining and repairing products instead of throwing them out can also help reduce waste. By fixing clothing, tires, and appliances, we can extend their lifespan and reduce the need for replacements. Borrowing, renting, or sharing items that are used infrequently can also be a way to reduce waste, as it minimizes the need for individuals to purchase and own these items.
Final answer:
One way to reduce waste is to not produce it in the first place. This can be achieved through mindful consumption, reuse, and maintenance of products. Option C.
Explanation:
One way to reduce waste is to not produce it in the first place.
By being mindful of the products we use and how we use them, we can minimize waste and its impact on the environment. This can be done by:
Buying used items, which are often less expensive and just as good as new
Choosing products with less packaging to reduce waste and costs
Using reusable items instead of disposable ones
Maintaining and repairing products to extend their lifespan
Borrowing, renting, or sharing items that are used infrequently