Answers
The potential of the neuron is brought closer to its firing threshold by excitatory postsynaptic potentials (EPSP) by the action of neurotransmitters.
A straightforward rule separates postsynaptic excitation from inhibition, notwithstanding the complexity of the specifics of postsynaptic action: The reversal potential of an EPSP is higher than the action potential threshold, but the reversal potential of an IPSP is lower. The charge across the membrane is altered by inhibitory postsynaptic potentials (IPSP) to be farther from the firing threshold. Postsynaptic potentials can be summed in both time and space. Action potentials, which can be either excitatory or inhibitory, are electrical currents that move between neurons to transmit information. While inhibitory currents lessen the likelihood that information will be transferred between neurons, excitatory currents cause information to be sent between neurons through an action potential.
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Related Questions
-What are factors that are not changed in an experiment?(9 letter word, not control)
-One ? of scientific models is that they cannot respond the way living things do(10 letter word)
Answers
The constants factors are not changed in an experiment, whereas scientific models try to respond to the way living things respond to stimuli (environment).
What are constant factors?The constant factors are those types of variables that remain the same during all the experimental procedures.
These factors (constant factors) are used to maintain the same conditions and then make comparisons between different assays.
In conclusion, the constants factors are not changed in an experiment, whereas scientific models try to respond to the way living things respond to stimuli (environment).
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Which factor is most likely to determine the ability of a population to adapt to changes in its environment ?
Answers
The most likely factor affecting a population's ability to adjust to environmental changes is the variety of genes present in its progeny.
What conditions can result in population adaptations?Natural selection produces adaptation, i.e., a population that is predominately made up of creatures that are physically, behaviorally, and physiologically well-suited to live and reproduce in a particular environment.
What method does a population use to adjust to a changing environment?The process through which populations of living things adapt is known as natural selection. Each member of a population is distinctive because population members are naturally diverse. This variation shows how some individuals are more likely than others to possess traits that blend in with their surroundings.
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Question:
Which factor is most likely to determine the ability of a population to adapt to changes in its environment?
A. Having a variety of genes in offspring
B. Producing genetically identical offspring
C. Developing a behavior that's specific to the original environment
D. Being well adapted to only one kind of environment
Can someone answer this for me ( field of view lab)
Answers
The diameter of the high power field of view is 1075 µm.
How to determine diameter?To calculate the diameter of the high power field of view, use the formula:
(diameter (LP) x magnification of LP objective)/magnification of HP objective = diameter (HP)
Plugging in the values given:
(4.3 mm x 10)/40 = 1.075 mm
Therefore, the diameter of the high power field of view is 1.075 mm.
To convert this to micrometers, multiply by 1000:
1.075 mm x 1000 = 1075 µm
Therefore, the diameter of the high power field of view is 1075 µm.
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What were the main lessones you learned about living things
Answers
Answer:
- Most living things need food, water, light, temperatures within certain limits, and air. Living things have a variety of characteristics that are displayed to different degrees: they respire, move, respond to stimuli, reproduce, grow, and are dependent on their environment.
If air pollution increases enough to begin reducing the amount of solar radiation to
reach the surface of the earth,
A. the ocean's thermocline would be directly affected
B. the salinity of the surface of the ocean would not be affected
C. the ocean would no longer be layered
D. more oxygen could be stored in the ocean
Answers
Answer:
options c.....
...........
what is speed????????
Answers
Explanation:
movement/time passed = speed
In old age, some cranial sutures become obliterated by ossification, and the adjacent cranial bones, such as the parietal bones, fuse.
A. True
B. False
Answers
Answer:
Hi, there the answer is True
Hope This Helps :)
Explanation:
Photosynthesis and cellular respiration are related processes in living things. What is true about these processes?
A.
Plants perform only photosynthesis.
B.
Animals perform both photosynthesis and cellular respiration.
C.
Plants perform both photosynthesis and cellular respiration.
D.
Animals perform only photosynthesis.
Answers
Answer:
C. plants perform both photosynthesis and cellular respiration
What are the 4 nitrogenous bases that are represented by A, T, C, and G?
Answers
PLS HELP Due in 20 minutes
Answers
second question: I THINK poor wound healing
How does gene expretion differ between human fibroblasts and induced pluripotent stem cells.
Answers
The difference between the gene expression between human fibroblasts and induced pluripotent stem cells are defined below.
What is gene expression?Gene expression refers to the process by which the information that is encoded in the DNA is used to produce functional gene products such as RNA and proteins.
Human fibroblasts are a type of connective tissue cell that play a key role in wound healing and tissue repair. They have more specialized and differentiated gene expression than the induced pluripotent cells because they have already undergone a significant amount of differentiation and have taken on specific functional roles on the tissues.
Induced-pleuripotent cells have less specialized gene expression, where the expression of pluripotent- associated genes and lack of tissue-specific genes.
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PLEASE HELP FAST!
Raising livestock and burning trash are two examples of human activities that have an impact on water resources. Select one and construct an argument about whether its effect on water resources is positive or negative. Support your answer with evidence and reasoning
Answers
Answer: Negative Effect of Raising Livestock on Water Resources:
Raising livestock contributes to water pollution. According to the United States Environmental Protection Agency (EPA), animal waste is a significant source of water pollution. When animal waste is not adequately managed, it can contaminate nearby water sources, leaving harmful bacteria and nutrients that can impact aquatic life and human health. The EPA estimates that animal feeding operations produce over 500 million tons of manure per year, which is three times the amount of human waste in the United States.
Moreover, raising livestock involves the use of water resources. The amount of water that livestock requires varies depending on many factors such as animal type, weather conditions, and feed production. According to the Food and Agriculture Organization (FAO), raising a cow requires 9900 gallons of water, while raising pigs and chickens requires 700 and 4300 gallons of water, respectively. This creates a significant strain on water resources, especially in areas that already face a water scarcity issue.
Furthermore, raising livestock also contributes to the degradation of riparian habitats. Riparian habitats are those that exist along the banks of rivers and streams. These habitats play an essential role in stabilizing the banks of rivers, filtering pollutants, and providing a natural habitat for aquatic life. However, raising livestock near these areas can result in the trampling of habitats, the destruction of vegetation, and the accumulation of manure. This can lead to erosion, loss of biodiversity, and reduced water quality.
Conclusion:
In conclusion, raising livestock has a negative effect on water resources. By polluting water sources, using significant amounts of water resources, and contributing to the degradation of riparian habitats, the environmental impact of raising livestock poses a significant threat to aquatic life and human health. Unless farming practices are regulated, and best practices are implemented, raising livestock will continue to pose a severe risk to water resources.
Explanation: I don't need one * don't delete my answer cause its not that complicated!!*
oii-xepq-sxi come on fast...
Answers
Answer:
nnnoooo
Explanation:
9. If the Earth and the Moon were on the same orbital plane, how often would a lunar eclipse
occur?
A. Once a month at the First Quarter phase.
B. Once a month at the full Moon phase.
C. Once a month at the New Moon phase.
D. Once a month at the Third Quarter phase.
Answers
Answer:
.B
Explanation:
once at the full moon phase
A researcher wants to examine the effect of fertilizer and the effect of sunlight on the yield of tomatoes. She bought 60 tomato plants at local garden store. She randomly assigned 30 tomato plants to be planted on the sunny side of the hill and 30 to be planted on the shady side. The 30 plants which are planted on the shady side are randomly assigned to one of three groups. The first group are grown with no fertilizer, the second group with a small amount of fertilizer, and the third group with a large amount of fertilizer. The 30 plants which are planted on the sunny side are likewise randomly assigned to one of three group. The first group are grown with no fertilizer, the second group with a small amount of fertilizer and the third group with a large amount of fertilizer. All tomato plants are planed at the same time and are all treated alike (in terms of how they are watered, weeded etc.). Each plant is grown to maturity. The total weight of tomatoes obtained from each plant is recorded. Identify the factor(s) and the number of levels for each. a) Sunny, shady (2 levels) b) No fertilizer, small amount of fertilizer, large amount of fertilizer (3 levels) c) No fertilizer and sunny, small amount of fertilizer and sunny, large amount of fertilizer and sunny, no fertilizer and shady, small amount of fertilizer and shady, large amount of fertilizer and shady (6 levels) d) Fertilizer (3 levels), location (2 levels) e) Fertilizer (3 levels), blocking variable – location (2 levels)
Answers
In this experiment, the fourth tomato plants—the group of tomatoes that do not get any fertilizers—serves as the control group.
Fertilizer is any substance, whether chemical or natural, applied to the soil with the intention of boosting productivity. Tomato groups behave as a reference group when fertilizer is added, whereas tomato groups that have no fertilizer added behave as a control group. The aforementioned description is true as a result. The group in which nothing is altered is known as the control group. To determine whether the changes you make in the experimental groups actually had an impact, use this as a foundation or baseline. In the absence of this, your experiment is worthless since there is no evidence that the adjustment you performed was the root cause of the result you observed.
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WILL GIVE BRAINLIEST AND 20 POINTS!
Calculate the molarity of 7.82 g of naphthalene (C10H8) in 85.2 mL of benzene solution.
Answers
d
Also it's not 20 points
a pure substance is just one element, or one or elements that is bonded to another. Which of these is NOT a pure substance
gold- it's an element
oxygen-it's an element
carbon dioxide -it's a compound
koolaid- it's dissolved
Answers
Answer:
Sorry for the late answer, I got carried away.
Koolaid is the substance that is not pure.
Explanation:
Koolaid contains water, sugar & coloring, but is not a pure substance because each of the ingredients can differ each time it is made. it is the same throughout and can be separated, therefore it is also a homogeneous mixture.
How do catalyst work?
Answers
Answer:
Catalysts increase the reaction rate of a chemical reaction, allowing it to use less energy to start a chemical reaction and doesn't change the chemical properties or formulas.
Explanation:
What is an example of a population in a desert ecosystem
Answers
Answer:
scorpions
Explanation:
scorpions live in but the desert
The diagrams shows an energy transformation that typically occurs in plant cells in their chloroplasts. Which statement best describes the role of chloroplasts in plant cells?
Answers
Answer:
I can't see the statements
Answer:
b. Use the Present Tense to complete the text: (17 points)
Jack (get up) ............................ at seven o’clock, but I (do) ................. this at eight. He (have) .............. breakfast every
morning, but I (not do) ................... . He (come) ................ to pick me up at eight thirty, because I (not have)
............................. a car. We (go) ................. together to work, but Jack (finish) ............................... before me. He (drive)
.................. home around five thirty, but I (arrive) ........................ home at six thirty. In the evening he sometimes (call)
........................ me and we (go out) .......................... for a drink. Jack (go) .................. to bed at ten, but I usually (stay)
................... late, because I (read) ..................... a book. Jack (like) ...................... listening to music and he (fall asleep)
..................... fast.
Explanation:
define animal husbandry
Answers
Animal Husbandry is the science of breeding and caring for farm animals.
the animal that did not eat for two years
Answers
Answer:
The emperor penguin can do up to two months...
Explanation:
Answer:
the emperor penguin.
Explanation:
The emperor penguin is one of the few warm-blooded animals to go for weeks without eating. Due to the harsh winters they face on the Antarctic ice, they have adapted to survive without food for up to two months while traveling to open water or broken ice in which to hunt.
Will this movement re hire an input of energy?
Answers
Their movement will require the input of energy. That is option B.
What is an active transport?An active transport is defined as the movement of molecules across the cell membrane from different compartments in the living organism.
The active transport makes use of energy because of the need to move molecules from a semi permeable membrane that is against a concentration gradient.
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Where are the A, B and RH antigens located
Answers
Answer: The A, B, and Rh antigens are located on the surface of red blood cells.
Explanation:
In boxes A and B, the genotypes are shown for you. You need to determine the phenotypes. In boxes C and D, you must figure out the genotypes yourself first. Then, determine the phenotypes. A Punnett Square has 4 columns and 4 rows. The columns are labeled Upper B Upper E, Upper B e, b Upper E, b e. The rows are labeled Upper B e, Upper B e, b e, b e. Box A in Row 1 Column 1 contains Upper B Upper B Upper E e. Box 2 in Row 2 Column 2 contains Upper B Upper B e e. Box C in row 3 column 3 is empty. Box D in row 2 Column 4 is empty.
Answers
Answer:
Black fur black eyes
black fur red eyes
white fur black eyes
black fur black eyes.
Explanation:
Answer:
black fur, black eyes
black fur, red eyes
white fur, black eyes
black fur, red eyes
Explanation:
explain with examples,
simple explanation about the following disease a) flatulence b) heart burns
Answers
The correct answers are:
a) Flatulence: Excessive gas in the digestive system causing bloating and passing of gas.b) Heartburn: Burning sensation in the chest caused by stomach acid refluxing into the esophagus.a) Flatulence: Flatulence is the excessive accumulation of gas in the digestive system, resulting in bloating and the release of gas through the rectum. It is commonly caused by the digestion of certain foods that produce gas as a byproduct, such as beans, lentils, and carbonated drinks.
b) Heartburn: Heartburn is a burning sensation in the chest or throat caused by stomach acid refluxing back into the esophagus. It occurs when the lower esophageal sphincter fails to close properly, allowing acid to flow upward.
Common triggers include spicy foods, fatty foods, caffeine, and alcohol. The discomfort typically rises behind the breastbone and can be worsened by lying down or bending over. Antacids and lifestyle changes, such as avoiding trigger foods and eating smaller meals, can help alleviate heartburn symptoms.
In conclusion, flatulence refers to the excessive accumulation of gas in the digestive system, leading to bloating and gas release, while heartburn is characterized by a burning sensation in the chest caused by stomach acid reflux into the esophagus.
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What is the first step of translation?
A. rRNA unwinds a section of DNA to allow RNA polymerase to copy
a gene.
B. The mRNA of a ribosome attaches to a strand of rRNA, looking for
the start codon.
OC. The rRNA of a ribosome attaches to a strand of mRNA, looking for
the start codon.
D. RNA polymerase unwinds a section of DNA. The DNA is used as a
template to build a strand of mRNA.
← PREVIOUS
SUBMIT
Answers
Answer:
I believe your answer is: B) The mRNA of a ribosome attaches to a strand of rRNA, looking for the start codon
Explanation:
Orbiting _____
can act as labs where astronauts can live and work.
A.Space Stations
B.Satellites
C.Space Shuttles
D.Landers
Answers
Answer:
A. Space Stations
Satellites and Landers are mainly automatic with no human control onboard. Space Shuttles are used for transportation
why Guainen (G) is always paired with cytosine (C) with triple bond and so Adenine with Thymine with double bonds?
Answers
Answer:
In DNA and RNA, guanine forms three hydrogen bonds with cytosine. Three bonds are formed between these bases as a result of the fact that guanine possesses two nitrogen and one oxygen atoms that can form hydrogen bonds. Given the spatial restrictions of the double helix, which call for there to be one purine and one pyrimidine in each base pair, A always pairs with T and G always pairs with C as these are the only combinations that for hydrogen bonding to take place.
Which pH represents a solution with the highest concentration of OH-? ph 10 pH 2 ph 5
Answers
Answer:
A pH of 10 represents a solution with the highest concentration of hydroxide ions (OH-).
Explanation:
The pH scale is used to measure the acidity or basicity of a solution, with a pH of 7 being neutral. A pH less than 7 is considered acidic and a pH greater than 7 is considered basic. The pH is calculated using the negative logarithm of the hydrogen ion concentration (H+). So, a pH of 10 means that the H+ concentration is 10^-10 moles/L, which is very low. Therefore, the solution is very basic, and has a high concentration of hydroxide ions (OH-).