outnumbering neurons by up to 50 to 1, Glial cells protect, insulate, and reinforce neurons.
What do glial cells do, and why?Thus, they are referred to as the nervous system's "supporting cells." Glial cells have four primary roles: to surround and stabilise neurons; to supply them with nutrition and oxygen; to insulate one neuron from another; and to degrade and remove the remains of dead neurons (clean up).
In the brain, how many glial cells are there?The cerebral cortex contains just 16.34 billion neurons and 60.84 billion glia, giving it a glia to neuron ratio of approximately 3.76 to 1.
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Complete question:
outnumbering neurons by up to 50 to 1, which cells protect, insulate, and reinforce neurons?
a. axon cells
b. glial cells
c. sensory cells
d. motor cells
e. satellite cells
Please choose the best description, or definition for Principle of Fossil Correlation. states that rock layers with the same unique groupings of fossils escaped from the highlands and died due to starvation. states that rock layers with the same unique groupings of fossils lived in communities to protect the herd states that rock layers with the same unique groupings of fossils are of the same geologic age. states that rock layers with the different groupings of fossils are from dead animals who died due to the ice age
Answer:
Uhhh so here is what I found in the lessons about Principle of Fossil Correlation:
Fossils continue to be helpful to geologists who specialize in stratigraphy as correlation tools. The principal value of fossils for dating the past is found in the concept of faunal succession.
What is principal of Fossil Correlation?According to the fossil correlation concept, strata that include certain fossils are also the same age since like assemblages of fossils have the same age.
As a result, fossils are highly helpful in correlating, or matching up, rock sequences in exposures that are widely distant from one another.
Principle of Fossil Sequence: A succession of distinctive fossils that correspond to the geologic timescale's units has been created by evolution.
Fossil assemblages found in strata are particular to the period in which they lived and can be used to compare rocks of the same age spread across a large geographic area.
Therefore, that rock layers with the same unique groupings of fossils escaped from the highlands and died due to starvation.
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1. As we learned, astrology and phrenology are considered
pseudosciences because they are either not testable or cannot
be verified objectively. Think of one other discipline that could be
considered a pseudoscience and explain why the content would
not be testable or able to be verified objectively.
A pseudoscience can be defined as one which cannot use scientific methods.
Therefore they are different from actual science.The problem with pseudoscience comes when we can't perform experiments to test our hypothesis.
The opinions of our peers are really important for us, and this also applies to science.
Another example of pseudoscience can be tarot reading or numerology as it doesn't provide any scientific evidence nor proves our hypothesis by some experiments.Being in places away from large human populations is really important to recycle in order to not contaminate nor affect the near biodiversity.
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A substance is moved ______ its concentration gradient using the energy of ______ .
A substance is moved against its concentration gradient using the energy of an electrochemical gradient.
The cell must employ energy to transfer substances against a concentration or electrochemical gradient. This energy is derived from adenosine triphosphate (ATP), which is produced during the cell's metabolism.
Pumps are active transport systems that function against electrochemical gradients. Small particles are continually passing across plasma membranes. In the face of these passive motions, active transport maintains ion and other chemical concentrations required by live cells.
These processes may use a large portion of a cell's metabolic energy supply. For example, the majority of a red blood cell's metabolic energy is utilized to maintain the cell's essential balance of external and internal sodium and potassium levels.
Because active transport systems rely on a cell's metabolism for energy, they are vulnerable to various metabolic toxins that disrupt ATP supply.
There are two ways for transporting tiny molecules and materials with low molecular weight. Primary active transport transports ions across a membrane and generates a charge differential across the membrane, which is directly dependent on ATP.
Secondary active transport is the movement of material caused by the electrochemical gradient generated by primary active transport and does not require ATP directly.
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CO2 + H2 ➡ CO + H2O balanced or unbalanced
Answer:
Balanced
Explanation:
C-1
O-2
H-2
C-1
O-2
H-2
My father was crying it was the first time I saw him cry I had never thought it possible
Answer:
Yeaaaa well for me it's my step-dad because my dad died but i heard my step-dad cry with my mom they have separation depression and my mom had to take a flight with me somewhere but ya long story but i it made short- have a good day-! :D
Explanation:
What dinosaur fossil was found in the Transantarctic Mountains in the summer of 1990-1991? During what geologic time period did this dinosaur live? please help ASAP
Answer:
Cryolophosaurus ellioti
Explanation:
you should know this
Which statement best describes what happens during translation?
Answer:
B
Explanation:
The entire process is called gene expression. In translation, messenger RNA (mRNA) is decoded in a ribosome, outside the nucleus, to produce a specific amino acid chain, or polypeptide. The polypeptide later folds into an active protein and performs its functions in the cell.
During translation, the ribosome reads the mRNA and uses the information to assemble a protein.
Translation is the second step of protein synthesis. It takes place in the ribosome, a complex structure made up of proteins and RNA. The ribosome reads the mRNA, a molecule that contains the genetic information for a protein. The mRNA is translated into a protein by a process called codon-anticodon pairing.
Codons are three-base sequences in mRNA that code for specific amino acids. Anticodons are complementary sequences in tRNA molecules that bind to specific codons. When the ribosome encounters a codon in the mRNA, it brings in the corresponding tRNA molecule. The tRNA molecule carries the amino acid that corresponds to the codon.
The amino acid is then added to the growing polypeptide chain. The ribosome continues to move down the mRNA, reading codons and adding amino acids until the entire protein is synthesized.
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The function of hemoglobin is to carry ________ from the lungs throughout the body.
The function of hemoglobin is to carry oxygen from the lungs throughout the body.
Hemoglobin can be described as a structure, that is iron-rich and present inside the red blood cells.
The hemoglobin inside the red blood cells is the site where oxygen molecules form temporary binds so that the oxygen can be transported to the different body parts through the blood. When a bond between oxygen and hemoglobin is formed in order for transporting oxygen, then this hemoglobin is referred to as oxyhemoglobin.
Without hemoglobin, the red blood cells will be unable to transport oxygen to various tissues inside the body of an individual.
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the anatomic area(s) not seen in a transverse plane:
The anatomic areas not seen in a transverse plane Are anterior and posterior.
The horizontal plane divides the body or part of it into upper and lower parts. The median plane is the sagittal plane through the midline of the body. Divide the body or part of it into right and left halves. The sagittal plane is the vertical line that divides the human body into left and right. The coronal plane is the vertical line that divides the human body into anterior and posterior parts.
The transverse plane, on the other hand, is the horizontal line that divides the human body into upper and lower parts. A transverse plane divides the body or part of it into upper and lower parts. Note that each of the three anatomical planes can be traversed and retains the names associated with those directions. Imagine standing at the shallow end of a pool with water about navel high.
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13. A small torn piece of Walmart's cotton T-shirt is found at the scene of a break-in. One of the suspects was said to be wearing a white T-shirt. What factors do the investigators need to consider in determining the forensic value of a small piece of a cotton T-shirt? Obj. 4.7
The factors the forensic investigators need to consider in determining the forensic value of a small piece of a cotton T-shirt is: If the T-shirt parts fit perfectly to the ripped shirt, this is personalized proof or individualized evidence.
However, T-shirt portions may be stretched and ragged, making it difficult to reassemble the pieces (then it would be considered class evidence).
What is Forensic Value?Forensic refers to something employed in or appropriate for courts of justice. The phrase derives from the Latin forensis, which means "public," and forum, which means "court." Forensic can also refer to something related to or using scientific processes utilized in a criminal investigation.
This is also known as forensic science. As a result, forensic investigation is defined as an inquiry conducted in such a way that the facts gathered may be utilized in a court of law.
Automation frees up examiners' time for analysis and reporting, allowing them to use that time to establish a stronger case. Examiners are required not just to assess processed data but also to discover any problems that may have happened during processing.
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Biology is the study of motion (True or False)
Answer:
false biology is the study of life and living organisms
Answer:
False
Explanation:
That's not all that biology studies they also study the newtons laws, gravitational pull, etc.
The organism is most likely classified as which of following?
Answer:
Long-tailed weasels and European otters are both classified into the family Mustelidae.
Explanation:
The graph predicts the effect that each factor would have on the biodiversity of the Mediterranean Sea in the next 10 years. However, if the government introduces laws prohibiting hunting, it would somewhat reduce the impact _______ would have on the biodiversity. Similarly, if laws prohibiting introduction of new plant or animal species within the country are passed, it will curb the effect ________ would have on the sea’s biodiversity.
The graph predicts the effect that each factor would have on the biodiversity of the mediterranean sea in the next 10 years. however, if the government introduces laws prohibiting hunting, it would somewhat reduce the impact (eutrophication, exploitation, pollution) would have on the biodiversity. similarly, if laws prohibiting introduction of new plant or animal species within the country are passed, it will curb the effect (exploitation, climate change, invasive species)would have on the seas biodiversity.
What is eutrophication?In an aged aquatic habitat like a lake, eutrophication is the progressive rise in the concentration of phosphorus, nitrogen, and other plant nutrients.
Because hunting is primarily done for amusement or to obtain treasures from animals such skin, horn, ivory, and venome for selling on the global market and reaping enormous profits from them, hunting would have a somewhat smaller influence on biodiversity if the government passed laws outlawing it. The introduction of a hunting ban will lessen the killing and use of animals as commodities.
The impact that invasive species would have on the waters would be reduced if regulations limiting the entrance of new plant or animal species within the nation were implemented. Living things that invade or migrate to new areas in quest of resources are known as invasive species. Native species suffer due to competition from these species, which causes a fall in native species. As a result of the fall in native marine species and potential extinction of native species, this will affect the actual biodiversity of the ocean.
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Answer: exploitation, invasive species
Explanation:
what is the role of precipitation in the water cycle
Answer:
Precipitation is water released from clouds in the form of rain, freezing rain, sleet , snow, or hail. It is the primary connection in the water cycle that provides for the delivery of atmospheric water to the Earth. Most precipitation falls as rain. How do raindrops form?
Explanation:
Answer:
Precipitation is water released from clouds in the form of rain, freezing rain, sleet, snow, or hail. It is the primary connection in the water cycle that provides for the delivery of atmospheric water to the Earth. Although, most precipitation falls as rain.
Answer the following. The first to answer corectly and provide relevent evedence will
be potentaly be given a heart, five stars, and branleist. the querstions are;
___________________ is the study of heredity.
An organism that has a __________ gene pair will always have two genes for a particular trait.
The _________________________ is a chart used to predict the traits for the offspring from a cross.
a characteristic that is not passed from one generation to the next in the genes but instead is acquired during the lifetime of an individual is called what.
A gene in a gene pair that is always expressed
The science of heredity; the study of how traits are passed from parent(s) to offspring
When both genes from a homologous pair are identical
Factors in the environment of an organism that limit the full expression of a gene
When both genes from a homologous pair are different
Two similar chromosomes; one from the mother and one from the father
The links that hold the two sides of the DNA molecule together
Answer:
Genetics is the study of heredity.
Weathering is best defined as a process in which
Arooks and soil are pulled downhil by gravity
B sediment and sand are carried away by gusts of wind
Crooks are slowly broken down into sediment or soil
D. rocks are carved out along shorelines by waves and streams
Answer:
Crooks are slowly broken down into sediment or soil
Answer:
C
Explanation:
Because I got it right also kanye west the best rapper
Explain why crossing over can contribute to genetic variation(3)
Crossing over is a process that occurs during meiosis, where homologous chromosomes exchange genetic material with each other. This exchange of genetic material between homologous chromosomes can contribute to genetic variation.
Meiosis is a type of cell division that occurs in sexually reproducing organisms to produce gametes (sperm or egg cells) with half the number of chromosomes as the parent cell. It is a complex process involving two consecutive cell divisions that result in the production of four genetically diverse haploid daughter cells.
The process of meiosis begins with the replication of the genetic material (DNA) in the parent cell, followed by two rounds of division, each consisting of prophase, metaphase, anaphase, and telophase stages. During the first division (meiosis I), homologous chromosomes pair up and exchange genetic material through a process called recombination or crossing over, resulting in new combinations of genetic traits. The two resulting daughter cells have half the number of chromosomes as the parent cell.
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What do you call a change in the environment that causes a response or reaction?
Question 2 options:
photosynthesis
style
stigma
stimulus
Answer:
stimulus
Explanation:
Drag each label to the appropriate position to identify whether the structure contains oxygenated or deoxygenated blood.
Deoxygenated: jugular vein, superior vena cava, right atrium, great cardiac vein, pulmonary trunk and arteries. Oxygenated: descending aorta, left ventricle, coronary arteries, carotid artery.
How does the circulatory system work?Two circuits compose the circulatory system
Lung circulation
1- Deoxygenated blood goes from the heart to the lungs where releases CO₂
2- Blood gets oxygenated again by absorbing O₂.
3- CO₂ is exhaled and oxygenated blood returns to the heart.
Systemic circulation
1- Oxygenated blood moves to all tissues.
2- Deoxygenated blood returns to the heart.
You will find the image in the attached files.
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your heart pumps 100% of your total blood volume about every...
Your heart pumps 100% of your total blood volume about every minute, highlighting the importance of keeping your heart healthy and functioning at its best.
Your heart is an incredibly important organ that is responsible for pumping blood throughout your body. It is essential for delivering oxygen and nutrients to your organs and tissues, as well as removing waste products and carbon dioxide.
Did you know that your heart pumps 100% of your total blood volume about every minute? This means that in just one hour, your heart can pump approximately 5 liters of blood throughout your body! However, this rate can vary depending on factors such as your age, activity level, and overall health.
It is important to take good care of your heart to maintain its health and function. This includes eating a healthy and balanced diet, exercising regularly, managing stress, getting enough sleep, and avoiding harmful habits such as smoking.
Regular check-ups with your healthcare provider can also help identify any potential heart issues early on, allowing for prompt treatment and management.
In conclusion, your heart pumps 100% of your total blood volume about every minute, highlighting the importance of keeping your heart healthy and functioning at its best.
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A particular single-celled organism uses radiant energy to fix carbon as sugars. This organism generates ATP by breaking down sugars through a process that uses oxygen. Based on this information, how should this organism be classified?
A.
anaerobic autotroph
B.
anaerobic heterotroph
C.
aerobic autotroph
D.
aerobic heterotroph
Answer:
D
Explanation:
Answer:
For edmentum and Plato the answer is B, aerobic autotroph. For the person who asked the question the answer would be C, aerobic autotroph.
Explanation:
A meter stick or meter tape is used to measure the length, width, or height of an object. A meter stick is most often divided and labeled with numbers representing what unit?
A) centimeters.
B) meters.
C) milliliters.
D) millimeters.
Answer:
a centimeters
Explanation:
I think this is right. has both centimeters and millimeters but centimeters are labeled
Answer:
A) centimeters.
Explanation:
Let's Analyze Direction:
Complete the analogy by writing the correct answer in the blank.
1. Spiders: with four (4) pairs of legs :: with five pairs of legs for swimming.
2. : lobster, crabs, shrimps, crayfish, snow bugs.. shellfish: body is divided in three regions
3. can be found almost everywhere :: snail can be found in moist land environment 19
Spiders: with four (4) pairs of legs :: Millipedes with five pairs of legs for walking. Unlike centipedes, millipedes have more legs with their elongated body. They are also identified as diplopods and belong to the class of myriapods, whose species include herbivorous creatures with two pairs of jointed legs in each body segment.
Crustaceans, which include lobster, crabs, shrimps, crayfish, snow bugs are shellfish, and they have a body that is divided into three regions. The shellfish are mostly aquatic animals and belong to the phylum Arthropoda. They also have an exoskeleton which provides them support and protection.
The snail can be found in the moist land environment and it is a type of gastropod mollusk. Snails are generally found in gardens and the forest, but they can also be found in almost every region of the world. They are known to prefer moist environments where they can hide during the day and come out to feed at night.
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what is the stimulus and response When a human increases physical activity, the amount of fuel burned in its cells also increases, which in turn increases the concentration of dissolved CO2 in the blood. The CO2 reacts with water in the blood to make a weak acid, which lowers the pH of the blood. Sensory cells in the medulla of the brain register this drop in pH and send signals to the diaphragm and heart to increase respiration. This will clear the CO2 from the bloodstream.
The stimulus and response when a human increases his/her physical activity
What is stimulus?A stimulus is a detectable change in the physical or chemical structure of an organism's internal or external environment. The ability of an organism or organ to detect external stimuli, so that an appropriate reaction or response can be made, is called sensitivityWhen a human increases physical activity, the amount of fuel burned in its cells also increases, which in turn increases the concentration of dissolved CO2 in the blood. The CO2 reacts with water in the blood to make a weak acid, which lowers the pH of the blood.
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unlike dna synthesis, rna synthesis requires ______________.
Answer:
RNA synthesis requires transcription bubbles direct RNA polymerase to the initiation site.
Explanation:consensus sequences DNA sequences that are deduced by comparing many related DNA sequences are called Unlike DNA synthesis, RNA synthesis requires transcription bubbles direct RNA polymerase to the initiation site.
Unlike DNA synthesis, RNA synthesis requires only a single-stranded RNA molecule to be synthesized.
DNA synthesis is a process of replicating or copying DNA molecules to produce an exact replica of the original DNA molecule. RNA synthesis is the process of synthesizing RNA molecules from DNA templates during the transcription process. Below is a detailed explanation of RNA synthesis: RNA synthesis is the process of synthesizing RNA molecules from DNA templates during the transcription process.
It is different from DNA synthesis in that it only requires a single-stranded RNA molecule to be synthesized. RNA synthesis begins with the process of transcription, which is the process of synthesizing RNA molecules from DNA templates.During transcription, the DNA strand is first separated into two strands by helicase enzyme.
The RNA polymerase enzyme then binds to the promoter region of the DNA template strand, which is a specific sequence of nucleotides that signals the start of transcription. The RNA polymerase enzyme then reads the DNA template strand in the 3'-5' direction and synthesizes a complementary RNA strand in the 5'-3' direction.
The RNA polymerase enzyme adds nucleotides to the growing RNA strand, which forms base pairs with the DNA template strand through hydrogen bonds. Once the RNA polymerase enzyme reaches the end of the DNA template strand, it then releases the newly synthesized RNA molecule, and the DNA strands re-anneal to form a double helix.
Finally, the RNA molecule is further processed and modified before it is transported to the cytoplasm for translation. RNA synthesis is essential for the synthesis of proteins and regulation of gene expression in cells.
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How do the light-dependent reactions and light-independent reactions work together?
Answer:
In the light-independent reactions or Calvin cycle, the energized electrons from the light-dependent reactions provide the energy to form carbohydrates from carbon dioxide molecules. ... In addition, several enzymes of the light-independent reactions are activated by light.
Which of these are found at a replication fork? Please select all that apply
DNA polymerase
DNA helicase
Double-stranded DNASingle-stranded DNA
Option b and c are the correct. DNA helicases unwind double-stranded DNA before polymerases do in order to create a replication fork with two single-stranded templates.
A single DNA double helix can be copied by replication processes into two DNA helices, which are then split into daughter cells during mitosis. A replication bubble is created when the circular bacteria chromosome's double-stranded DNA is opened at the point of replication. A replication fork, a Y-shaped junction where double-stranded DNA is split into two single strands, is present at each end of the bubble. Several other proteins, in addition to polymerases and primase, function at the replication fork.
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Which of these are found at a replication fork? Please select all that apply.
a. DNA polymerase
b. two single-stranded templates.
c. Double-stranded DNA
d. Single-stranded DNA
which of the following steps happens first during transcription?
Answer:
RNA polymerase attaches to the promoter.
Explanation:i just did it
The following steps happen first during transcription: the RNA polymerase reaches the beginning of a gene that is the second option (B), as the beginning of a gene is the promoter.
What is the significance of the transcription initiation?Transcription initiation has many implications, such as the fact that prokaryotic initiation is different from eukaryotic initiation, where the RNA polymerase first binds at the promoter site of the gene, where it starts moving towards the gene, and then after reaching the termination site, the transcription stops. In this process, the final product is mRNA from DNA.
Hence, the following steps happen first during transcription: the RNA polymerase reaches the beginning of a gene that is the second option, as the beginning of a gene is the promoter.
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Plants that reproduce from over-wintering storage organs such as bulbs, tubers, and rhizomes are called...
Plants that reproduce from over-wintering storage organs such as bulbs, tubers, and rhizomes are called geophytes. Geophytes have a unique life cycle that allows them to survive in adverse conditions and quickly reproduce when conditions become favorable.
Geophytes are plants that have evolved specialized structures to survive adverse conditions, such as drought, frost, and other environmental stressors. Bulbs are underground storage organs consisting of fleshy leaves or buds that store nutrients and energy for the plant to use during the next growing season. Tubers are thickened underground stems that store energy and nutrients for the plant. Rhizomes are horizontal underground stems that allow the plant to spread and propagate.
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What risk is most likely to happen when using wind as an energy source
Answer:
As with all energy supply options, wind energy can have adverse environmental impacts, including the potential to reduce, fragment, or degrade habitats for wildlife, fish, and plants. Furthermore, spinning turbine blades can pose a threat to flying wildlife like birds and bats.