Answer:
D. Their energy output is in the form of direct current.
Explanation:
The inverter converts the DC to AC so that the appliances that use ac may function. They are mostly connected after the power storage appliances normally batteries before the consumption appliances. Inverters convert direct current electrical energy to alternating current at a given voltage and frequency.
Solar cells need an inverter to convert the direct current they produce into alternating current, which is used by household appliances and the power grid. the correct option is D. Their energy output is direct current.
Solar cells generate electricity through the photovoltaic effect, converting sunlight directly into electrical energy. The energy produced by solar cells is in the form of direct current (DC). However, most household appliances and the electrical grid operate on alternating current (AC). This is why solar cells need an inverter: to convert the DC electricity they produce into AC electricity that can be used in the home or fed back into the power grid. The correct answer to why solar cells need an inverter is D. Their energy output is direct current.
TRUE OR FALSE 5. carrier proteins have the ability to to change shape and physicially move molecules across the cell membrane.
6. in a facilitated diffusion, the concentration of the molecules to be moved across the cell membrane is higher inside the the cell.
Answer:
5. false
6.True
Explanation:
The correct answer is :
5) false 6) true
Why the statement (5) is false?
Carrier proteins can change shape to move a target molecule from one side of the membrane to the other.What do you mean by carrier proteins?
Carrier proteins are proteins that transport substances from one side of a biological membrane to the other. Many carrier proteins are found in the membrane of a cell, although they can also be found in the membranes of internal organelles such as the mitochondria, chloroplasts, nucleolus, and others.For example, GLUT1 is a named carrier protein found in almost all animal cell membranes and transports glucose across the bilayer.Learn more about carrier proteins below
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How does the brain primarily interpret the strength of a stimulus in the nervous system?
A. Based on the size of the action potential
B. Based on the frequency of the action potential
C. Based on how much potassium is in the nerve cell
D. Based on which chemicals are released at nerve junctions
Answer:B. Based on the frequency of the action potential.
Explanation:
The brain primarily interpret the strength of a stimulus in the nervous system based on the frequency of the action potential.
Answer: Option B
Explanation:
The sign that is transmitted down the axon is called action potential. It passes quickly through the axon. At the axon terminal the entry of the action potential by and large causes the arrival of a transmitter that influences the layer of the objective neuron.
The activity possibilities imprint times at which the cell layer at the neuronal cell body arrives at the terminating limit. In this manner, there is an arrangement of action potential containing data about the layer potential at the neuronal cell body.
It is the data conveyed by the train of activity possibilities that gives data at the projection focuses for the neurons. Thus it is inferred that brain uses the frequency of the action potential to interpret the primary stimulus.
pls help on time limit :3
Water moves from the atmosphere to Earth’s surface as rain, snow, and other forms of precipitation.
Please select the best answer from the choices provided
T
F
true ,hopes this helps you
Answer:
true, the atmosphere is a superhighway that moves water everywhere over the Earth.
Which best describes the sex chromosomes in humans?
A. Females have two Y chromosomes.
B. Females have two X chromosomes.
C. Males have two Y chromosomes.
D. Males have two X chromosomes.
The answer is B. Females have two X chromosomes
Just so you know...
Males have one X and one Y
Hope this helped!
~Just a girl in love with Shawn Mendes
Two brothers inherit sets of alleles from their parents what effect will this have
Answer: Their genes are Recessive
Urgent!!!!!!! PLEASE HELP!!!! WILL MARK BRAINLIEST!!!!!
Explain how one of the processes discussed in this module (photosynthesis, cellular respiration or the carbon cycle) apply to both the Law of Conservation of Matter and Law of Conservation of Energy.
One of the processes that can be discussed in relation to both the and the is cellular respiration. Cellular respiration is the process by which living organisms convert organic molecules, such as glucose, into energy in the form of adenosine triphosphate (ATP). This process occurs in the mitochondria of cells and is essential for the survival and functioning of organisms.
The Law of Conservation of Matter states that matter cannot be created or destroyed; it can only be transformed or converted from one form to another. In cellular respiration, this law is upheld as organic molecules, such as glucose, are broken down into simpler molecules, such as carbon dioxide and water. The atoms present in the glucose molecule are rearranged, but no atoms are created or destroyed in the process. The carbon atoms from glucose combine with oxygen to form carbon dioxide, while the hydrogen atoms combine with oxygen to form water. Thus, the total number of carbon, hydrogen, and oxygen atoms remains the same throughout the process.
The Law of Conservation of Energy states that energy cannot be created or destroyed; it can only be transferred or converted from one form to another. In cellular respiration, this law is also followed. The energy stored in the chemical bonds of glucose is released during the breakdown process and captured in the form of ATP. This energy is then available for the cell to perform various functions and processes. Although the chemical energy in glucose is converted into a different form (ATP), the total amount of energy within the system remains constant. No energy is lost or gained during cellular respiration.
Therefore, cellular respiration adheres to both the Law of Conservation of Matter and the Law of Conservation of Energy. It showcases the transformation of matter from complex organic molecules to simpler inorganic molecules, while also demonstrating the conversion of chemical energy into a usable form of energy without any loss or gain.
Final answer:
In photosynthesis, the Law of Conservation of Matter and Energy are illustrated by the conversion of water and carbon dioxide into glucose and oxygen without the loss or gain of matter and the transformation of sunlight into chemical energy, respectively.
Explanation:
Law of Conservation of Matter and Energy in Photosynthesis
The Law of Conservation of Matter tells us that matter is neither created nor destroyed in a chemical reaction. In photosynthesis, carbon dioxide (CO2) and water (H2O) are converted into glucose (C6H12O6) and oxygen (O2). This transformation is a perfect example of matter conservation because the total mass of reactants equals the total mass of products.
Similarly, the Law of Conservation of Energy is illustrated in photosynthesis by the transformation of solar energy into chemical energy stored in the bonds of glucose. This process underscores that energy can neither be created nor destroyed but only change forms.
These principles are fundamental to understanding the cycling of matter and the flow of energy in ecosystems. While water and carbon dioxide are not 'food' in the traditional sense, they serve as raw materials for photosynthesis, which is crucial in the biological conversion of inorganic molecules into energy-rich organic compounds that organisms consume for nourishment. Both photosynthesis and cellular respiration demonstrate the cyclical nature of matter and the directional flow of energy, from sunlight to chemical energy to heat, in living systems.
Question 20 (5 points)
Elements that lie along the stair-step line of the periodic table are
liquids
metals
metalloids
radioactive
Hello There!
Elements that lie along the stair-step line of the periodic table are "metalloids"
Metalloids are elements are basically intermediate between metals and non metals.
Silicon and Boron are examples of metalloids.
Answer:
Metalloids are the elements that lie along the stair step
Which best explains how green plants absorb energy from the Sun?
Which statement is true for both photosynthesis and cellular respiration?
Answer:
It occurs in producers
Explanation:
Photosynthesis occurs in producers which makes food, energy and oxygen out of carbon dioxide, light and water. Respiration occurs can occur both in consumers and producers which is the reverse of photosynthesis which is the production of carbon dioxide from the reaction of sugar and oxygen. Hope this helps!
Answer:
They require organelles
Explanation:
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Which part of the female reproductive system is highlighted below?
Answer:
B
Explanation:
Known as zygote fungi, produce spores in zygosporangia, and an example is black mold:
Answer:
Zygomycota
Explanation:
Zygomycota is also known as zygote fungi. This fungi produces spores in zygosporangia and a well known example is the black mold.
The cell membrane controls what enters and leaves the cell. Which of the
structures in the diagram below is the cell membrane?
— F
оооо
Answer:
c
Explanation:
The cell membrane controls what enters and leaves the cell. The structure C is the correct presentation of the cell membrane.
What is a cell membrane?The cell membrane, also known as the plasma membrane, is found in all cells and serves to separate the cell's inside from the outside world. The cell membrane is made up of a semipermeable lipid bilayer.
The cell membrane controls the flow of materials into and out of the cell.The cell membrane serves two purposes: first, like a barrier that keeps cell constituents in and undesired things out, and second, as a gate that allows needed nutrients to enter the cell and waste products to exit.
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Which of these is true for bacteria because they are prokaryotic cells?
A. They can engulf body cells in order to make memory cells.
B. They must invade viruses in order to reproduce.
C. They are much larger than eukaryotic body cells.
D. They can reproduce on their own outside of other cells.
Answer:
B
Explanation:
Answer:
D.They can reproduce on their own outside of other cells
Explanation:
just took the test
Streams erode their channels by abrasion, by dissolving soluble material, and by _____. layering polishing grinding evaporation
Answer:
grinding
Explanation:
The streams are very powerful agents when it comes to erosion. With their power and chemical composition, the streams manage to erode the rocks easily and even the hardest rocks experience significant changes or are totally destroyed over time. The water of the streams manages to break down the rocks into small or big pieces, and as it does it moves them away. The rocks that are carried are constantly colliding with other rocks along the way, causing even more pieces to break and to be eroded, thus the grinding type of stream erosion.
Answer:
The correct answer is grinding.
Explanation:
The ability of a water stream to erode and transport materials that it has collected from the ground during the water cycle depends largely on the speed with which it moves. A current channel is the direction in which water moves in a current.
These currents perform erosion by lifting loose particles by abrasion, and grinding and dissolving the soluble material they collect. The faster the water moves and produces greater turbulence, it will produce greater erosion.
The three ways to transport sediments during this cycle are: in solution, in suspension and sliding or rolling along the bottom.
9. Wind power creates _____ pollution.
water
air
soil
noise
Answer:
Noise Pollution is your answer.
Explanation:
Wind turbines are a better alternative to using non-renewable resources.They produce little pollution (Noise pollution and Visual pollution), But they are a threat to wild life and not to mention, really expensive.
when is your breathing likely to slow down?
a- when your heart cella’s need more carbon dioxide
b- when your heart rate slows down
c- when your blood cells have too much oxygen
d- when your heart rate speeds up
Answer:
b- when your heart rate slows down
Explanation:
Breathing is likely to slow down when the heart rate slows down because this corresponds with a reduced demand for oxygen, and there's less need to expel carbon dioxide, helping maintain the appropriate blood pH. Hence, the correct option is b.
Your breathing is likely to slow down when your heart rate slows down. This happens because of the connection between the heart rate and the body's demand for oxygen. When the body is at rest, and the heart rate is lower, there is a decreased need for oxygen, and the body's cells may also be producing less carbon dioxide. As a result, the brain's respiratory centers will adjust breathing rates to maintain appropriate levels of these gases in the blood, slowing down the breathing rate to prevent excessive elimination of carbon dioxide, which could upset the blood's pH balance.
The respiratory system is closely monitored by cells in the brain that detect the level of carbon dioxide in the blood, primarily influencing the breathing rate. Faster breathing will lower blood carbon dioxide levels (and incidentally raise blood oxygen levels and pH), while slower breathing will have the opposite effect. Therefore, to maintain proper blood pH, the rate of breathing must be regulated. This regulatory mechanism is especially important because unbalanced blood pH can lead to respiratory or metabolic acidosis or alkalosis, conditions that are detrimental to cellular function and overall physiology.
which beat describes a tetrade
Answer:
Four chromatids are best defined as a tetrad.
Explanation:
Four chromatids are best defined as a tetrad. This consists of two homologous chromosomes during the first phase of meiosis called prophase, each composed of double chromatids.
A community of four haploid cells, including spores, made up of single mother's cell's meiotic division. A normal cell reproduces its forty six chromosomes before meiosis can commence. The initial version and the newer copy, like joint twins, stay attached together and are named sister chromatids.
which long term environment change may cause may cause animals adapted to cold weather like polar to survive and flourish
Answer:
its Ice Age
Explanation:
An ice age is a long period of reduction in the temperature of the Earth's surface and atmosphere, resulting in the presence or expansion of continental and polar ice sheets and alpine glaciers. Earth's climate alternates between ice ages and greenhouse periods, during which there are no glaciers on the planet.
Answer:
A
Explanation:
Question 6 (2 points)
The macromolecule group that most enzymes belong to is the
carbohydrates
lipids
proteins
nucleic acids
Answer:
proteins
Explanation:
Proteins are distinct from carbohydrates, nucleic acids and lipids in that a protein is made of amino acids.
Enzymes are specialized proteins that function as biological catalysts within cells. They speed up chemical reactions by reducing the necessary energy. However, not all proteins act as enzymes.
Explanation:Most enzymes belong to the macromolecule group known as proteins. Enzymes, being biological catalysts, are specialized proteins that speed up chemical reactions occurring within cells. They function by reducing the energy needed for chemical reactions, allowing these operations to happen quickly and efficiently. It's important to note that while enzymes are proteins, not all proteins are enzymes. Proteins are a diverse group of macromolecules that play different roles, such as providing structure, aiding in cell communication, and in this case, acting as a catalyst.
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Question 17 (5 points)
The elements in Groups 3 through 12 of the periodic table are the
actinides
alkaline earth metals
transition elements
halogens
Answer:
transition metals/elements
Explanation:
A gene editing technology called CRISPR-Cas9 uses cellular machinery to change the cell's genetic material. How might this technology be useful in treating diseases like cancer?
Cancer is caused by a defective gene due to mutations. CRISPR-Cas9 tools can be used to edit out these parts of the gene. The tool can snip out and replace a section of DNA with a given DNA. The tool is a harnessed mechanism from bacteria that is a mechanism to identify foreign genetic material such as that of bacteriophages and destroy them.
CRISPR-Cas9 is a powerful gene editing technology that has the potential to revolutionize the field of medicine, including the treatment of diseases like cancer. Its ability to precisely modify specific genes offers new possibilities for targeted therapies and personalized medicine.
Cancer often arises due to specific mutations in genes that regulate cell growth and division. CRISPR-Cas9 can be used to target and edit these cancer-causing mutations, effectively correcting or disabling them. By doing so, it may be possible to inhibit the uncontrolled growth of cancer cells and potentially revert them to normal cells.
CRISPR-Cas9 can be used to modify immune cells, such as T cells, to make them more effective in recognizing and attacking cancer cells. This approach, known as CAR-T cell therapy, has shown promising results in some clinical trials, particularly in the treatment of certain blood cancers.
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Farmers have taken advantage of some plants that can reproduce without fertilization. This process allows plants to grow much faster and is known as
A. alternation of generations.
B. vegetative reproduction.
C. fruit reproduction.
D. double fertilization.
Answer:
The correct answer option is B. vegetative reproduction.
Explanation:
Some plants can reproduce without involving fertilization. This process allows plants to grow much faster and is known as vegetative reproduction.
Vegetative reproduction is a type of asexual reproduction in plants which means that only one plant is able to produce an offspring on its own.
Since there is no involvement of another plant to reproduce, therefore this process is faster than sexual reproduction.
Which statement describes Mendel’s hypotheses regarding gametes?
A gamete carries two genes for a trait.
A gamete carries one allele for a gene.
A gamete can carry multiple alleles for a trait.
Some gametes are dominant and some are recessive.
Answer:
B - A gamete carries one allele for a gene'.
Explanation:
edge2020
Option B. A gamete carries one allele for a gene.
What is Mendel’s hypotheses regarding gametes?
Mendel stated that heritable factors are segregated during gamete formation.
In other words, this law states that a pair of alleles is separated, or segregated, during the formation of gametes.
Thus, the statement that describes Mendel’s hypotheses regarding gametes is a gamete carries one allele for a gene.
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Internal feedback works to maintain homeostasis when your
A. heart rate decreases as your white blood cells increase
B. breathing rate decreases as your red blood cells decrease
C. heart rate increases as your liver is cleaning blood
D. breathing rate increases as your heart rate increases
b blood cells. right I hope
D is the right answer btw
identify the parts of the female and male reproductive system and their functions.
Female:
*Ovaries - release of oocytes (eggs), estrogen and progesterone.
*Oviducts (fallopian tubes) - where fertilization of the oocyte occurs to form a zygote.
*Uterus - where the zygote develops
*Cervix and vagina - allow for the entry of sperm for fertilization
Male:
*Testes - Releases testosterone and sperm
*Vas deferens - Passageway for sperm
*Epididymis - allows the sperm to pass from the testes and vas deferens and equips them with semen so they can survive internal fertilization
*Penis - releases sperm into the external environment for fertilization to occur
I hope I helped!
Answer:
??????
Explanation:
When the herbicide glycoladehyde is applied to a plant, it’s cell are unable the Calvin cycle
Final answer:
Glycoladehyde inhibits the Calvin cycle in plants, leading to decreased glucose production and altered water balance, necessitating monitoring of changes in the plant, including growth, dormancy, and water conservation strategies like photorespiration.
Explanation:
Effects of Glycoladehyde on the Calvin Cycle
When the herbicide glycoladehyde is applied to a plant, the cells are unable to complete the Calvin cycle, an essential part of the photosynthesis process. The Calvin cycle uses energy from ATP and NADPH produced in the light-dependent reactions to fix atmospheric carbon dioxide into organic molecules like glucose. A key enzyme in the Calvin cycle is RuBisCO, which catalyzes the fixation of CO₂. However, when glycoladehyde is applied, it inhibits this cycle, resulting in reduced glucose production and a disruption in the plant's water balance. This can lead to the plant resorting to photorespiration, which is less efficient and produces cytotoxic by-products like phosphoglycolate. Additionally, the accumulation of abscisic acid (ABA) in response to stress can inhibit growth and promote dormancy in plants. In extreme cases, the plant may stop photosynthesizing for extended periods until favorable conditions return or switch to anaerobic metabolism.
Likewise, if the function of the cork cambium is impaired by an herbicide, it is important to monitor changes in the woody plant structure, as the cork cambium is responsible for producing cork cells that form part of the bark, playing an important role in protecting the plant.
Which statement best describes a hypothesis?
A.the facts collected from an experiment are written in the form of a hypothesis
B. A hypothesis is the correct answer to a scientific question
C. A hypothesis is a possible, testable explanation for a scientific question
D. A hypothesis is the process of making careful observations
Answer:
C.. A hypothesis is a possible, testable explanation for a scientific question
A hypothesis is a proposition to explain some aspect of the natural world. It is a plausible explanation that must be tested (either confirmed or rejected) by using the scientific method.
A hypothesis is a possible, testable explanation for a scientific question (Option C).The scientific method is a procedure of acquiring knowledge by testing hypotheses through experimental or observational procedures.A hypothesis must be testable, i.e., it can be confirmed or rejected by empirical evidence.A hypothesis must also be falsifiable, i.e., it is possible to design experiments and/or observations that disprove the hypothesis in question.Learn more in:
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why could a loss of chlorophy 2 limit cellular respiration in plants
Unlike heterotrophs that take-in organic molecule (through ingestion) for cellular respiration, plants are autotrophs and therefore make their own organic molecule from abiotic factors. They do this through photosynthesis. Loss of chlorophyll pigment, that is significant in photosynthesis, would cause the plant to be unable to create glucose molecules. The plant would subsequently be limited in carrying out cellular respiration that occurs in the mitochondria.
If Tyler does not eat a diet that includes essential amino acids, his cells will not be able to build
A.nucleic acids.
B.certain proteins.
C.cell membranes.
D.certain carbohydrates.
Answer:
B. Certain Proteins
Explanation:
Hope my answer has helped you!
If the nucleus of a cell was removed the cell wouldn’t be able to make proteins because
The nucleus contains the cells DNA(genetic material) which is basically the recipe for making proteins. mRNA is first transcribed off of DNA and then in translated(by ribosomes) to polypeptides(proteins).
If the nucleus of a cell was removed the cell wouldn’t be able to make proteins because no matter proteins are manufactured by the ribosome which is present in cytoplasm, the mrna needed for proteins synthesis is manufactured inside the nucleus.
How are proteins made inside the nucleus?Translation is the mechanism used to create new proteins. During transcription, DNA is converted into a messenger RNA (mRNA) molecule. The mRNA formed inside the nucleus then needs to be translated into a protein. To generate proteins, ribosomes, transfer RNA (tRNA), and mRNA collaborate during translation.The three phases of translation are essentially the same, but they go by more elegant names: initiation, elongation, and termination. The ribosome joins the mRNA and the first tRNA at the initiation ("starting") stage, allowing translation to start.learn more about nucleus here:
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