Answers
The middle and inner ear structures of the ear is attached.
How to illustrate the ear?The three smallest bones in your body are located in a box-shaped region called the middle ear, which is located behind the tympanic membrane (eardrum). The inner ear is located in a tiny opening in the temporal bones, which help form the sides of your skull, just beyond the middle ear.
The malleus, incus, and stirrup are three tiny bones that make up the middle ear (stapes). The eardrum separates your middle ear from your external ear, and the eustachian tube connects it to the back of your nose and throat.
The inner ear, also known as the hearing and balance system, is located next to the middle ear in the skull's bone. Two major sections make up the inner ear. The cochlea, which is responsible for hearing, and the semicircular canals, which are responsible for balance.
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Related Questions
Fill in the Blank Question
The activation of information that people already have in storage to help them remember new information
better and faster is referred to as?????
Answers
The activation of information that people already have in storage to help them remember new information better and faster is referred to as "priming."
What is priming?The activation of information that people already have stored in their memory to help them remember new information better and faster is referred to as priming. Priming is a phenomenon where exposure to a stimulus influences our response to a subsequent stimulus.
Therefore, In the context of memory, priming refers to the effect that prior exposure to a word, image, or concept has on our ability to recall that information or recognize it later. This means that when people are primed with information they are more likely to recall or recognize related information faster and more accurately.
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W ith each step during a marathon, a coordinated effort is taking place between your brain and the muscles in your body.
Place the following steps in order to describe this process for muscle contraction.
Drag the text blocks below into their
correct order.
- ATP is used to allow actin to slide past myosin, resulting in a shortening of the cell as muscle contraction occurs.
- Motor neurons carry the signal for contraction from the brain to the cells that make up each muscle.
- Neurotransmitters cross the synapse and bind to receptors on the muscle cell membrane.
- An electrical wave is triggered in the muscle cell, which triggers the release of calcium ions from the endoplasmic reticulum.
- Motor messages originate in the frontal lobe of the cerebrum and travel to the cerebellum to be refined and coordinated.
- The electrical wave causes neurotransmitters to be released into the synapse between the motor neuron and the muscle cell.
Answers
During muscle contraction, there are motor messages that originate from the frontal lobe of the cerebrum and travel to the cerebellum. Motor neurons carry signals from the brain from here to muscle cells.
An electrical wave is then generated releasing neurotransmitters such as acetylcholine into synapses between motor neurons and muscle cells. These neurotransmitters cross synapses and bind to receptors on muscle cells. This generates electrical waves in the muscle, releasing calcium ions from the endoplasmic reticulum.
After this step, calcium ions bind to troponin on actin and displace tropomyosin. At this stage, actin binds to myosin and forms crosslinks. Since myosin has an ATP binding site, ATP is hydrolyzed to release energy. This energy moves actin filaments inward to M-lines and myosin outward to Z-lines. This leads to sarcomere shortening or muscle contraction.
Hence the correct order is (starting from top 1st-6th): 2, 1, 6, 3, 4, 5.
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What part of the brain is the arrow pointing to in the diagram?
Answers
Answer:
The Occipital Lobe
Explanation:
The Brain is the part of the central nervous system enclosed in the cranium of humans other vertebrates, consisting of soft, convoluted mass of gray and white matter and serving to control and coordinate the mental and physical actions.
The Occipital Love is the most posterior love of each cerebral hemisphere, behind the parietal and temporal lobes.
Which of the following is not a characteristic of a cell going through apoptosis ? A. Lose contact with neighbors B. Spindle forms for mitosis C. Nucleus fragments D. Plasma membrane blisters
Answers
Apoptosis is a process by which the cells die in a regulated way.
Some of its characteristics of it are:
• Blebbing
,• Cell shrinkage
,• Nuclear fragmentation
,• Chromatin condensation
,• DNA fragmentation
,• mRNA decay
From the options given for the question, B, the formation of a spindle for mitosis, would be the right answer,
A group of students observe a sample of water under a microscope. The students see a single-celled organism digesting another cell. The single-celled organism contains a nucleus and other organelles. In which kingdom would this organism most likely be classified?
Animalia Fungi Plantae Protista
Answers
Answer:
plantea
Explanation:
I'm not sure if that's correct
Electrons lost by photosystem I are replaced by electrons released from the a.
photolysis of water
b.
photosystem II
c.
Light-independent reactions
d.
thylakoid membrane
Answers
Answer:
jhbnm,mnbnm,nnhhhh
How did agriculture begin?
Capturing and tending animals.
Collecting seeds from plants.
Sowing specific plants that would attract desired prey animals.
Caring for plants that were growing already
Answers
Answer:
I think it's number 2 (viewpoint)
over time, tumors tend to grow faster and become more invasive of other tissues, a phenomenon known as tumor
Answers
Over time, tumors tend to grow faster and become more invasive of other tissues, a phenomenon known as tumor Malignant tumor
What type of tumour shows rapid and invasive growth ?Malignant tumours can metastasize, or grow and spread to different parts of the body. Malignant tumours don't all grow quickly though, some can develop more slowly over time. The cancer cells that spread to other parts of the body are identical to the ones that started it, but they have the ability to attack other organs.
A benign tumour is made up of cells that do not spread to unrelated body tissues or organs, despite the possibility that it will continue to enlarge abnormally. A malignant tumour is made up of cells that spread or invade other body parts after penetrating the basement membrane.
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Match functions to the appropriate groups of proteins.
enzymes proteins of extracellular structures
proteins of myofilaments in the cells of muscle tissue
proteins playing a role in the organism's defense system
proteins transporting oxygen in the blood hormones
proteins of the karyokinetic spindle
Function
transformations
of matter and
energy
control of
metabolic
processes
formation of
structural
components
transport
movement
cell division
defense
Group of Proteins
Examples
trypsin, lipase,
carbonic
anhydrase,
cytochrome c
insulin, glucagon,
growth hormone
collagen
hemoglobin
actin, myosin
tubulin
immunoglobulins
Answers
The groups of proteins and their appropriate functions include the following:
Enzymes proteins of extracellular structures - collagen.Proteins of myofilaments in the cells of muscle tissue - myosin, actinProteins playing a role in the organism's defense system - immunoglobulinsProteins transporting oxygen in the blood hormones - hemoglobinProteins of the karyokinetic spindle - tubulinWhat is Protein?This is referred to as a biological molecule which is involved in the growth and repair of tissues in the body system. They contain two or more amino acids which are derived when they are broken down with the aid of enzymes.
There are different types of proteins with their specific functions such as hemoglobin being an oxygen carrier in the blood etc. The groups of proteins and their appropriate functions can be seen above.
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Which term best describes the temperature and weather conditions of an organism’s environment?
Which term best describes an organism that can contain up to five levels of organization to carry out life functions?
Answers
According to the research, the correct options are Abiotic factors describe the temperature and weather conditions of an organism's environment. Multicellular describes an organism that can contain up to five levels of organization.
What are abiotic factors?They are those that arise through the chemical and physical components of the environment that intervene in the characterization of a biotope or ecosystem determined as temperature and weather.
What is Multicellular?It applies to living beings that have more than one cell in their body, which are integrated and independent to varying degrees, that is, which are differentiated to perform vital functions.
Therefore, we can conclude that according to the research, the correct options are Abiotic factors describe the temperature and weather conditions of an organism's environment. Multicellular describes an organism that can contain up to five levels of organization.
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Multiple Select Question
Select all that apply
Which three of the following describe the autonomic nervous system?
Multiple select question.
Subdivision of the peripheral nervous system
Subdivision of the central nervous system
Controls skeletal muscles
Controls smooth and cardiac muscle
Effectors are under involuntary control
Effectors are under voluntary control
Answers
Answer:
Subdivision of the peripheral nervous systemControls smooth and cardiac muscleEffectors are under involuntary controlExplanation:
The Autonomic nervous system is a subdivision of the Peripheral nervous system and it is in charge of the involuntary processes in the body such as blood pressure, respiration and the heart rate. As such, its effectors are under involuntary control.
The Autonomic nervous system controls the smooth and cardiac muscles in the body as well as the glands. This is where it earns its other name, the Visceral nervous system.
Which of these is NOT a benefit of using less coal?
Answers
what are the choices? 0-0
The opossum is a new arrival in southern Ontario. Its niche is similar to that of the raccoon. An opossum has a long, bare, rat-like tail. A raccoon has a long, bushy tail. How is this a selective advantage for the raccoon?
Answers
The long, bushy tail of the raccoon may be a selective advantage for this species because the bushy tail helps keep the face warm during a snowstorm (Option d). In addition, it may serve as camouflage and also may act to communicate with other members of the population.
What is an evolutionary selective advantage?An evolutionary selective advantage is a feature in a species that confer an advantage to survive and reproduce in a particular environmental condition, which may be associated such as in this case to the tail in raccoons.
Therefore, with this data, we can see that an evolutionary selective advantage is any phenotypic feature that enhances the survival and or reproductive rate of individuals in a population or species.
Complete question:
The opossum is a new arrival in southern Ontario. Its niche is similar to that of the raccoon. An opossum has a long, bare, rat-like tail. A raccoon has a long, bushy tail. How is this a selective advantage for the raccoon?
selective advantage only applies to populations
the opossum tail can grab onto a tree for balance
tail fur does not have an impact on survival
the bushy tail helps keep the face warm during a snowstorm
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PLEEEEEASSSSSSSEEEEE HELP :,,,,,,,,,|
Answers
Answer:
Explanation:
So what do u need help with
Answer: the answer i believe is C
What is the average weight for a 5'6" person in pounds? Just curious, im an author and need to know for my story!
Answers
Answer:
118 - 154 pounds
Explanation:
Hope it helps and good luck on your story!
which of the following statements about the cells of any multicelluar organisms is true
Answers
Answer The DNA in a cell is all the same
Explanation:
Premed students are often traumatized by studying for their MCAT exam, which historically was always taken at the end of their Junior year in college. Now, many medical schools desire a meaningful gap year between completion of an undergrad degree and entrance to medical school so that incoming students have some sort of life-time experience either working, doing research, charity outreach, or traveling during that time. As a result, modern pre-med students often wait to study for their MCAT until after they graduate without realizing that it means they will end up taking two gap years, not one. Students who complete a basics genetic course should be confident with their knowledge about DNA, RNA, and proteins, along with how to solve basic inheritance problems, which will help them on their MCAT exams. Introductory Genetics helps to reinforce concepts taught fleetingly in Introductory Biology.
1. Jiro is told that a bacterium contains a single DNA chromosome containing 15% guanine and then is asked to decide if the organism is âGCâ rich or not (>50% G-C content = 'rich')). With full confidence, Jiro responds:
A.Heck no! The strand has a GC content of 30%.
B.Heck yeah! The strand has a GC content of 70%.
C.Heck no! The strand has a GC content of 15%.
D.It contains exactly 50% GC content.
2. If Marisol isolates 15% guanine from a strand of DNA, she can say with full confidence that:
A.the strand is made up of 70% pyrimidines.
B.the strand is made up of 30% pyrimidines.
C. the strand is made up of 50% pyrimidines and 50% purines.
D.the strand is made up of 70% purines.
3. Jayson is asked if a strand of DNA that is GC-rich will be harder to separate than one that is GC-poor. He responds with full confidence:
A. No!
B.Yes!
C. This question is irrelevant since double-stranded DNA is always easy to separate due to the hydrogen bonds that hold them together.
D.After 150 years of research into DNA, no one knows the true answer to this question.
Answers
Answer:
1. A
2. C
3. B
Explanation:
1. The DNA here has a Guanine(G) content of 15% and as G is equal to C,
\($GC=G+C$\)
= 15% + 15%
= 30%
As the GC content is less than 50 % , so the DNA is not a GC rich DNA. Therefore, for a DNA to be GC rich in content, G+C should be more than 50%.
Therefore the correct option is (A), The strand has a GC content of 30%.
2. With a content of 15% Guanine, we calculate the proportions of the four bases. They are :
\($A+T=G+C$\) and \($A=T, G=C$\)
∴ \($A+T=15\% +15\%$\)
\($=30\%$\)
So when we substract 30% from 100% , we get 70%. Now this 70% is then distributed in the equal proportions for \($A$\) and \($T$\).
Therefore, we have:
\($A=30\%, T=35\%, G=15\%$\) and \($C=15\%$\)
Therefore we calculate the content of purines \($(A,G)$\) and pyrimidines \($(C,T)$\).
Purine content : \($A+G = 35\% + 15\%$\)
\($=50\%$\)
Pyrimidine content : \($C+T=15\%+35\%$\)
\($=50\%$\)
Therefore, the correct option is (C).
3. Yes, the GC rich strand of the DNA is more stable the a GC low content DNA. But this stability is not due to the hydrogen bonds, it is mainly due to the stacking interaction known as base stacking.
So the correct option is (B).
1. What is a true-breeding plant?
Answers
Answer:
Goggle
Explanation:
when plants produce only offspring of the same variety when they self-pollinate.
Daniel has brown hair and blue eyes. He is married to Azizah who has black hair and brown eyes. With the
aid of labeled genetic diagram, explain how their children will inherit black hair and blue eyes. The trait of
black hair (H) and brown eyes (B) are dominant over brown hair and blue eyes.
Answers
Daniel has brown hair and blue eyes. He is married to Azizah who has black hair and brown eyes. With the aid of the genetic diagram attached below, the children will inherit only 25% genotype for black hair and blue eye color.
We are to explain how the children will inherit black hair and blue eyes.
The genetic diagram is an illustration showing the characteristics of alleles that are inherited from the parent to the offspring.
A dominant allele is an allele that is usually expressed even if one of it is present in the gene of the organism.
A recessive allele is not usually expressed when present on its own in the gene of an organism.
We can infer that:
Daniel has a recessive allele for brown hair and blue eye.Azizah has a dominant allele for black hair and brown eyeThe traits from each allele can be expressed as:
the trait for black hair be = Hthe trait for brown hair be = hthe trait for brown eyes be = Bthe trait for blue eyes be = bWe can use a punnet square (a table that can express all the allelic combinations when crossing gametes of a known parent) to show the crossing between the parents.
∴
the allele for Daniel = hbthe allele for Azizah = HBh b
H Hh Hb
B Bh Bb
Now, from the offspring, we have the following genotypes:
Hh ⇒ heterozygous for black hair and brown hair = (1/4) = 25%Hb ⇒ heterozygous for black hair and blue eyes = (1/4) = 25%Bh ⇒ heterozygous for brown eyes and brown hair = (1/4) = 25%Bb ⇒ heterozygous for brown eyes and blue eyes. = (1/4) = 25%Therefore, we can conclude that the percentage of children(offspring) that will inherit black hair and blue eyes is 25%.
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Which do all cells need in order to function?
Answers
Answer:
Oxygen, a moist environment and food I think
Explanation:
please help me match the letters on the tooth with their proper description
Answers
Answer:
A) pulp
B) dentin
C)enamel
D)gum(gingiva)
E)cementum
F)crown
G)root
Answer:
A. Pulp
B. Dentin
C. Enamel
D. Gum (gingiva)
E. Cementum
F. Crown
G. Root
Explanation:
Hope this helps :)
The same agriculture practices are used in every country around the world
Answers
The statement is not accurate. Agriculture practices can vary significantly from country to country due to various factors such as climate, geography, cultural traditions, available resources, and technological advancements.
Different regions have different agricultural practices and techniques based on their specific needs and conditions. For example, countries with arid climates may employ irrigation systems and drought-resistant crops, while those with abundant rainfall may focus on different cultivation methods. Additionally, cultural and traditional practices can influence agricultural techniques, as certain communities may have specific approaches to farming based on their heritage and local customs.
Moreover, advancements in technology and scientific research have led to the development of new agricultural practices, such as precision farming, vertical farming, and hydroponics. These practices aim to increase efficiency, productivity, and sustainability in agriculture, and they may be adopted to varying degrees in different countries based on factors like infrastructure, investment, and government policies.
In summary, agriculture practices are not the same in every country around the world. They vary depending on factors such as climate, geography, cultural traditions, available resources, and technological advancements. The diversity of agriculture practices reflects the adaptability and customization required to meet the specific needs of different regions and communities.
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Consider your knowledge about the plasma membrane and select all of the true statements. Check All That Apply Steroid molecules in membranes help modify membrane fluidity.Steroid molecules in membranes help modify membrane fluidity. Phospholipids give membranes their fluidity, and an individual phospholipid can move sideways in the membrane.Phospholipids give membranes their fluidity, and an individual phospholipid can move sideways in the membrane. The mosaic property of membranes is due to the variety of lipid types embedded in the membrane.The mosaic property of membranes is due to the variety of lipid types embedded in the membrane. The two sides of a membrane are identical.The two sides of a membrane are identical. Proteins within the plasma membrane can shift positions, even if they are anchored to the cytoskeleton.
Answers
The true statement about the plasma membrane include the following:
Steroid molecules in membranes help modify membrane fluidityPhospholipids give membranes their fluidity, and an individual phospholipid can move sideways in the membrane.Proteins within the plasma membrane can shift positions, even if they are anchored to the cytoskeleton.What is Plasma membrane?This is also known as cell membrane which offer protection to cells by separation of the interior from the external environment.
The plasma membrane have the following correct functions which are listed above.
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Answer:
Steroid molecules in membranes help modify membrane fluidity. Steroid molecules in membranes help modify membrane fluidity. Correct
Phospholipids give membranes their fluidity, and an individual phospholipid can move sideways in the membrane. Phospholipids give membranes their fluidity, and an individual phospholipid can move sideways in the membrane. Correct
The mosaic property of membranes is due to the variety of lipid types embedded in the membrane. The mosaic property of membranes is due to the variety of lipid types embedded in the membrane. Correct
The two sides of a membrane are identical.
Explanation:
Which specialized cell type would be found lining the trachea, the part of the body that brings air to the lungs?
Answers
Answer: Epithelial Cells
Explanation: It is epithelial cells because epithelial cells are cells that are found in the body surfaces. The conducting passage ways of trachea, nasal cavity, bronchi, bronchioles are lined with a special type of epithelial cells called pseudo stratified columinar epithelial cells which is ciliated and have mucus secreting globlets. These cells are found in the trachea because they have thin surface that facilitate diffusion, moisten the passage ways and protect the trachea from pathogens.
which of the following beat describes the producers in a terrestrial food web
Answers
Answer:
the photo?
Explanation:
the photo? there isnt a picture
what is the meaning of involuntary action
Answers
Involuntary actions is when something happens unintentionally or without a person's conscious control, it is said to be occurring involuntarily
What is Involuntary actions?When something happens unintentionally or without a person's conscious control, it is said to be occurring involuntarily. Usually, the autonomic nervous system or reflexive reactions control these actions.
In contrast to voluntary acts, which may be controlled consciously, involuntary actions occur without conscious thought or intentional decision-making.
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An increase in temperature results in what
Answers
Answer:
Melting of glaciers which leads to flood
Explanation:
If you like my answer than please mark me brainliest thanks
An infant with recurrent bacterial and fungal infections is suspected to have an immunodeficiency disease. Within two days after exposure to a pathogen, the organisms have proliferated to dangerous levels requiring immediate systemic antibiotic treatment. It is unlikely that this infant has a defect in B or T lymphocyte responses to the infection because:_______.
A) Bacteria and fungi are not efficiently transported to draining lymph nodes to initiate adaptive immune responses.
B) Systemic infections of bacteria and fungi are usually cleared by the spleen.
C) Bacteria and fungi do not require B cell or T cell responses for their clearance.
D)The defective immune response occurs too rapidly following infection to be due to a defect in B or T lymphocytes responses.
E) Adaptive immune responses require dendritic cells to take up and degrade pathogens.
Answers
Answer:
the correct options would be:
E) Adaptive immune responses require dendritic cells to absorb and degrade pathogens.
A) Bacteria and fungi are not efficiently transported to draining lymph nodes to initiate adaptive immune responses.
Explanation:
Both options are valid since there may be an alteration in the presentation of antigens by phagocytic cells such as dendritic cells or macrophages, or there could also be an alteration in the pathway to the lymph nodes, where lymphocytes cannot be achieved. Present to said antigenic molecule that I present the phagocytic cells and therefore the specific antibody is never manufactured in the ganglion.
Both moments of immunity may be affected, which I see as more likely to be the phagocytic cell, but failure of antigen conduction to the ganglion should not be ruled out for the synthesis of specific antibody in order to comply with the IMMUNE RESPONSE ACQUIRED , that is, the one that is ACQUIRED throughout life since we are not born with it
Is cell membrane a prokaryotic or eukaryotic cell?
Answers
Answer:eukaryotic
Explanation:
All eukaryotic cells have a surrounding plasma membrane, which is also known as the cell membrane. The plasma membrane is made up by a phospholipid bilayer with embedded proteins that separates the internal contents of the cell from its surrounding environment.
What are the stages of bee development (eggs,larvae,pupae)
Answers
The stages of bee development are egg, larva, pupa, and adult. Eggs hatch into larvae, which then transform into pupae. Finally, adult bees emerge and undergo further maturation.
The stages of bee development are:
1. Egg: The bee life cycle begins when the queen bee lays an egg in a honeycomb cell.
2. Larva: The egg hatches into a larva, which is a legless, grub-like creature. The larva is fed a special diet called royal jelly, which stimulates its growth.
3. Pupa: The larva undergoes metamorphosis and transforms into a pupa. Inside the sealed cell, the pupa undergoes various changes, developing into an adult bee.
4. Adult Bee: After completing the pupal stage, the fully developed adult bee emerges from the cell. The bee then undergoes further maturation, such as its exoskeleton hardening, wings expanding, and adult coloration appearing.
It's important to note that there are three castes of bees: queen, worker, and drone. The development process for each caste is similar, but the diet and size of the cells they are raised in differ, leading to their distinct roles within the colony.
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