21. Your_____ must do many jobs to maintain homeostasis. stretched too far or torn.
Your circulatory system must do many jobs to maintain homeostasis.
What is homeostasis?The state of constant internal, physical, chemical, and social circumstances maintained by living systems is referred to as homeostasis. This is the state of the organism's optimal functioning and encompasses several variables such as body temperature.
To accommodate the increased metabolic activity in skeletal muscle, the circulatory system must effectively control the delivery of oxygen and carbon dioxide, as well as aid in the buffering of active tissues' pH levels.
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Is the following sentence true or false? a neuron can have only one axon
The statement, "A neuron can have only one axon" is: True.
Neurons typically have a single axon, which is a long, slender projection extending from the cell body.
The axon is responsible for transmitting electrical signals, known as action potentials, away from the cell body to other neurons, muscles, or glands. It serves as the primary means of communication between neurons.
While neurons generally have only one axon, they can have multiple dendrites, which are shorter, branch-like projections that receive signals from other neurons.
Dendrites bring incoming electrical signals toward the cell body, where they are integrated before being transmitted down the axon.
There are certain specialized types of neurons, such as bipolar neurons found in the retina and olfactory system, that possess two axons.
However, in the majority of neurons, the presence of a single axon is a defining characteristic.
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(b) Through the process of transpiration, water is brought into a plant through
its roots and carried to the leaves, from which it evaporates. What structure
brings water into the leaf from the roots?
The xylem is a special type of cell that brings water from roots to leaves through the stem.
Plant stems include a type of cell called an xylem. These cells create long, thin tubes that connect the roots to the stems and then to the leaves. Their duty is to transport water upward from the roots to every part of the plant.
Capillary action is the mechanism through which water flows up the xylem. Water molecules enjoy clumping together. Water is drawn up through the tubes by capillary action because extremely small components of water, known as molecules, are attracted to the molecules that make up the tube.
The top water molecules are drawn up the tube, and the water molecules below them are drawn along because they are attracted to the water molecules above them.
When plants have more water in their leaves than they need, they expel it through a process known as transpiration. Water evaporates into the air from small pores in the surfaces of leaves during transpiration. Stomata are little tiny holes.
As water molecules evaporate off plant leaves, they attract water molecules that remain in the plant, assisting in the movement of water up through the stems from the roots. Water is delivered from the bottom to the top of a plant by transpiration and capillary action.
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What are the two alleles for tongue rolling?
Need help in the hypothesis part!
What do metabolism, respiration, and digestion have in common?
Metabolism, respiration, and digestion all have the common function of converting energy within the body.
Metabolism is the process of converting food into energy that can be used by the body. Respiration is the process of converting oxygen into energy that can be used by the body.
Digestion is the process of breaking down food into smaller molecules that can be used by the body for energy. All three of these processes are essential for maintaining the body's energy levels and ensuring that the body is able to function properly.
Without metabolism, respiration, and digestion, the body would not be able to convert food and oxygen into energy, and the body would not be able to function properly.
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Which letter indicates the specific structure where most hereditary mutation occurs?
The letter that indicates the specific structure where most hereditary mutations occur is the DNA molecule. DNA is the main molecule responsible for coding genetic information.
It is composed of two strands of nucleotides that form a double helix. The strands are held together by weak hydrogen bonds between the complementary nucleotide bases. This structure is critical for the storage and replication of genetic information.
When mutations occur, they usually occur at the level of the DNA molecule. These mutations can be caused by exposure to radiation or chemicals as well as errors during replication.
When a mutation occurs in the DNA molecule, it can affect the proteins that are coded by the gene, leading to a change in the phenotype of the organism. Mutations can also occur in other parts of the genome, but most hereditary mutations are caused by changes in the DNA molecule.
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What are enzymes?
please help
Answer:
.
Explanation:
Enzymes are proteins that act as biological catalysts. Catalysts accelerate chemical reactions. The molecules upon which enzymes may act are called substrates, and the enzyme converts the substrates into different molecules known as products
Answer:
enzymes are proteins
Explanation:
Enzymes are proteins that act as biological catalysts. Catalysts accelerate chemical reactions. The molecules that enzymes may act on are called substrates, and the enzyme converts the substrates into different molecules known as products.
PLEASE HELP AND GET POINTS!!
Drag each human activity to indicate which fossil fuel has influenced it. (1 point)
coal
natural gas
petroleum/crude oil
:: allowed people to refrigerate and cook food more easily :: increased people's use automobile transportation
:: made more efficient train locomotives :: allowed companies to build more factories
:: allowed people to store and package food and other products
The fossil fuels are as follows:
Use plastics to store food. - natural gas
Moving products. - Petrol
Supplying water heaters with electricity. - natural gas
Making steel for use in the building. - coal
How fossil fuel has influenced human activity?In sedimentary rock formations, which are collections of rock, dead plant and animal components, and layers of silt, coal is a substance that is frequently present.
Coal must contain more than 50% fossilized plant material, one type of sedimentary rock that holds oil in its natural state is shale.
Therefore, by heating, this substance, thick oil that may be utilized to generate gasoline is produced.
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Answer:
COAL: allowed companies to build more factories, made more efficient locomotives
NATURAL GAS: allowed people to refrigerate and cook food more easily
PETROLEUM/CRUDE OIL: increased people's use of automobile transportation, allowed people to store and package food and other products
Explanation:
Just took the test :)
Click reset balloon and remove wall. move the balloon to one of the sweater’s sleeves and allow only a few Electrons to transfer. Move the balloon all the way to the right, let it go, and observe is there a force of attraction between positive charged sweater sleeve and negatively charged balloon
Answer:
The balloon moves back to the sweater.
Explanation
For plato and edmentum
What needs to happen in order for animals to be considered a renewable resource?
Answer:
A renewable resource is a natural resource which will replenish to replace the portion depleted ... Desalination of seawater is considered a renewable source of water, ... It has been defined as "an integrated system of plant and animal production ...
Explanation:
If all of the ribosomes in a cell disappeared, which of the following will happen?
Answer:
Explanation:
if all of the ribosomes in a cell disappeared than the cell would no longer be able to produce proteins
Should the FDA allow GMOs food to be sold in stores around the U.S?
Answer:
they allow gmos to be sold In stores because they are safe to eat if it weren't safe it wouldn't be in the store
BRAINLIEST PLS HELP! Balance this equation and be sure to show your work. NaCl + H2O —→ Cl2 + NaOH + H2
Answer:
2NaCl + 2H2O —→ Cl2 + 2NaOH + H2
Work:
NaCl + H2O —→ Cl2 + NaOH + H2
Na-1 Na-1
Cl-1 Cl-2
H-2 H-1+2
O-1 O-1
2NaCl + 2H2O —→ Cl2 + 2NaOH + H2
Na-2 Na-2
Cl-2 Cl-2
H-4 H-2+2
O-2 O-2
describe some of the ways that non-specific immune responses are used to prevent infection and to speed up healing.
Answer:
read below
Explanation:
specific defence systemwhite blood cells can do 3 things = they engulf the microbe, produce antitoxins, produce antibodies to neutralise microbe
> all cells carry a small protein on their surface called antigens
> every cell has a different shaped antigen
> also meaning if lets say a virus mutates its antigen will change shape
so there are 2 types of antibodies that help fight pathogens together
1) lymphocytes : recognise antigen and make a complementary antibody to fit the antigen this will neutralise the pathogen ( basically seals the whole pathogen with antibody meaning it cannot reproduce or produce toxins if bacteria) and ALSO THEY MAKE THE PATHOGEN BIND TOGETHER so that the phagocyte can kill more pathogen at once
2) phagocytes : do not produce antibodies. and they identify the antigen and ingest and destroy the pathogen 70% of white blood cells are phagocytes
fighting diseasesphagocytosis = process of phagocytes destroying pathogenantitoxins producedantibodies producedmacrophages = specialised cell involved in destruction of pathogennon specific defence systemskin
tears
hydrochloric acid
mucus
cilia
Answer a. and c. iii)
1. The equation that represents what would happen to oxygen in the atmosphere if the Sun was blocked from getting to plants is as follows:
6 CO₂ + 6 H₂O + Sunlight energy ---//--> C₂H₁₂O₆ + 6 O₂ (no oxygen)2. The energy pyramid using the cow is given below:
Grass ---> Cow ----> LionAt each higher energy level, only 10% of the total energy of the lower energy level is obtained.
What is an energy pyramid?A pyramid of energy is a graphical representation of the flow of energy through a food chain. It illustrates how the energy is transferred from one trophic level to another, and how the amount of available energy decreases as it moves up the food chain.
As the energy moves up the pyramid, the amount of available energy decreases. Herbivores consume the producers and obtain about 10% of the available energy, while carnivores consume the herbivores and obtain about 10% of the energy that herbivores had.
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The burning of fossil fuels has harmed the environment by ...
Answer:
Explanation:
by increasing the temperature and greenhouse gases in ozone layer. Thus, burning of fossil fuel can harm our environment and to our planet.
Wind moves from areas of ??pressure to ??
pressure.
barometric , atmospheric
no, some
low, high
high. Low
Answer:
jjggbhfhhgdhbhhhbhbnm
What does it mean for animal habitats to become fragmented?
Answer
Habitat fragmentation is defined as the process during which a large expanse of habitat is transformed into a number of smaller patches of smaller total area isolated from each other by a matrix of habitats unlike the original (Fahrig, 2003).
Explanation:
Is this what you are looking for
some pyramidal neurons within neocortex possess dendrites with an excitable membrane, which means that they have:
The presence of excitable dendrites in some pyramidal neurons within the neocortex is a fascinating aspect of neural function that is still being explored by researchers.
Pyramidal neurons are a type of neuron found primarily in the neocortex, an area of the brain responsible for processing information related to sensory perception, cognition, and motor functions. These neurons possess dendrites, which are tree-like extensions that receive input from other neurons and transmit the information toward the cell body. An excitable membrane refers to the ability of a neuron's membrane to generate electrical signals called action potentials. These action potentials are essential for transmitting information between neurons and ultimately facilitating communication within the nervous system.
When pyramidal neurons within the neocortex have dendrites with an excitable membrane, it means that they are capable of generating action potentials in response to incoming signals. This ability allows these neurons to integrate and process information from multiple sources more effectively, which contributes to their role in complex cognitive functions. In summary:
1. Pyramidal neurons are found in the neocortex.
2. These neurons have dendrites that receive input from other neurons.
3. An excitable membrane is capable of generating action potentials.
4. Pyramidal neurons with excitable dendritic membranes can efficiently integrate and process information.
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Cells are the basic unit of _______ and______
Answer:
Structure and Function
Explanation:
Answer: Cells are basic units of structure and function in living things. This means that cells form the parts or an organism and carry out all of the an organism's processes, or functions.
If an atom contains 11 protons, 12 neutrons, and 11 electrons its atomic number is
Answer:
23
Explanation:
Which area of the brain receives information collected from mechanoreceptors?
Pons
Olfactory lobe
Medulla
Somatosensory cortex
Answer:
I think, you answer is. somatosensory cortex.Explanation:
Hope it helps you.....Thank you..Somatosensory cortex area of the brain receives information collected from mechanoreceptors. Option D is correct.
The somatosensory cortex is a region of the brain that receives information collected from mechanoreceptors. Mechanoreceptors are sensory receptors that respond to mechanical stimuli, such as touch, pressure, and vibration. The somatosensory cortex is located in the parietal lobe of the brain, and it is divided into two parts: the primary somatosensory cortex and the secondary somatosensory cortex.
The primary somatosensory cortex receives information from the skin, muscles, and joints. The secondary somatosensory cortex integrates this information and allows us to perceive the location, intensity, and quality of touch. The pons is a region of the brainstem that is involved in the coordination of movement and the regulation of sleep. The olfactory lobe is a region of the brain that is involved in the sense of smell. The medulla is a region of the brainstem that is involved in the control of breathing, heart rate, and blood pressure. Option D is correct.
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The ________ of a mole should not be irregular, nor should it blur into nearby normal tissue.
The border of a mole should not be irregular, nor should it blur into nearby normal tissue.
What is a mole?A mole is a benign growth on the skin caused due to the clustering of melanocytes.It is a non cancerous growth of pigment producing skin cells (melanocytes).The melanocytes provide color to the skin and eyes as they secrete a substance called melanin.Mostly the moles are round, harmless but always note for changes like change in size, shape, texture of the mole as it may be an indication of melanoma (skin cancer) which require removal of the mole.A mole is usually dark in color and arises from the skin.A mole is also known as beauty mark, birth mark or nevus.Some moles are present at birth while others develop over time (acquired).Learn more about moles here:
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K, L, M, N are examples for?
Drag the words at the bottom of the slide to their correct location on the diagram below.
Answer:
Chlorophyll is the inside diagram. Chlorophyll allows the plant to consume light energy and turn it into its own food, this is called Photosynthesis.
Chloroplast is the outer layer that holds the Chlorophyll inside which is where Photosynthesis takes place. Think of Chloroplast as the skin that protects or holds the activities going on inside.
Explanation:
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Which cellular process do bacteria most likely use to produce energy?
A. Aerobic respiration
B. Photosynthesis
C. Anaerobic respiration
D. Carbohydrate polymerization
Answer: C
Explanation:
Some kidney diseases cause a change in the permeability of glomerular capillaries making them more permeable to plasma proteins. This changes the colloid osmotic pressure, thus drawing water out of the blood and into tissues. The result is
Answer:
The correct answer is edema.
Explanation:
When the capillaries or the tiny blood vessels within the body leak fluid, the condition known as edema takes place. This fluid accumulates in the tissues surrounding it, resulting in inflammation. Edema generally takes place due to mild conditions like consuming more salt, staying or sitting in one position for a long duration, and others.
However, in some situations, edema can also be a sign of an extreme medical condition like kidney disease. During kidney disease, the sodium and additional fluid within the circulation may result in edema. The edema related to kidney disease generally takes place around the eyes and in the legs.
is this true or false, Surface waves result from a combination of up-and-down plus side-to-side motion.
Answer:
yaaa you knew that air is everywhere it moves
Which type of resources form much more slowly than we use them? A: reusable B: renewable C: nonreusable D: nonrenewable
The type of resources from much more slowly than we use them is non-renewable resource. The correct option is D.
What are nonrenewable resources?A non-renewable resource is a natural resource that cannot be replaced quickly enough by natural means to keep up with consumption.
Carbon-based fossil fuels are one example. With the help of heat and pressure, the original organic matter is converted into a fuel such as oil or gas.
Nonrenewable energy sources are not only affecting our planet's atmosphere by increasing greenhouse gas emissions.
Coal and oil combustion emits particles that can pollute the air, water, and land. Some of these particles are captured and stored, but many are released into the atmosphere.
The use of fossil fuels also disrupts Earth's "carbon budget," which balances carbon in the ocean, earth, and atmosphere.
Thus, the correct option is D.
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