Explanation:
I think the answer is..
The water molecules are polar and are attracted to the positive and negative ions,
surrounding them.
hope it helps, please mark brainliest..
Answer:First of all, specifically, the polarity allows ionic substances to dissolve (I was the best in this class at my school lol) and they use a sphere shape/hydration sphere to surround ions in solution. I'm not sure for the rest, I might answer more soon.
Which of the following would raise mean arterial pressure (MAP)?decreased renin secretionincreased ANP secretiondecreased ADH secretionincreased aldosterone secretion
The following would raise mean arterial pressure (MAP) is a. decreased renin secretion, c. decreased ADH secretion, and d. increased aldosterone secretion.
The mean arterial pressure (MAP) is the average pressure in a person's arteries during one cardiac cycle. The factors that can raise MAP include decreased renin secretion, increased aldosterone secretion, and decreased ADH secretion. Renin secretion decreases the production of angiotensin II, which is a potent vasoconstrictor and raises MAP. Aldosterone secretion increases sodium reabsorption in the kidneys, which leads to an increase in blood volume and therefore raises MAP.
ADH secretion decreases urine output and promotes water retention, which also increases blood volume and raises MAP. On the other hand, increased ANP secretion lowers MAP by promoting vasodilation and decreasing blood volume. In conclusion, the factors that can raise MAP are a. decreased renin secretion, d. increased aldosterone secretion, and c. decreased ADH secretion.
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Which of the following is an alternative energy
source?
A. Oil
B. Natural gas
C. Coal
O D. Geothermal energy
Alternative energy sources are those that do not deplete natural resources and do not harm the environment.
Options A, B, and C are all fossil fuels, which we know can be depleted and harm the environment.
The only valid option here is D, Geothermal energy.
Geothermal energy is both renewable and environmentally friendly.
The ______ of a prokaryotic cell is the region that contains the dna, some rna, and a few proteins.
The "nucleoid" of a prokaryotic cell is the region that contains the DNA, some RNA, and a few proteins.
What is prokaryotic cell?Prokaryotes are creatures without a nucleus or other organelles in their cells. Bacteria and archaea, two separate groupings of prokaryotes with allegedly independent evolutionary histories, are separated into.
The majority of prokaryotes are tiny, single-celled creatures with a straightforward structure.
Some key features of prokaryotic cell are-
Prokaryotic cells lack intrinsic membrane-bound organelles in their cytoplasm, while being enveloped by a plasma membrane. Prokaryotes differ from eukaryotes, another type of creatures, in that they lack a nucleus as well as other membrane-bound organelles.One circular DNA molecule, or chromosome, makes up the majority of the genetic material carried by prokaryotes. Prokaryotes have a nucleoid in the center of the cell that houses the DNA but is not protected by the nuclear membrane.To know more about prokaryotic cells, here
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If one strand of a DNA double helix has the sequence ATCGATCGAT, what is the sequence of the other DNA strand?
The complementary base pairing of DNA allows us to determine the sequence of one strand based on the sequence of the other strand. In this case, the sequence of the other DNA strand with the sequence ATCGATCGAT is TAGCTAGCTA.
The sequence of one strand of the DNA double helix can be used to determine the sequence of the other strand, since the two strands are complementary and have a specific base pairing. Adenine (A) pairs with thymine (T), and cytosine (C) pairs with guanine (G).
A pairs with T, so the first base in the complementary strand is T.
T pairs with A, so the second base is A.
C pairs with G, so the third base is G.
G pairs with C, so the fourth base is C.
A pairs with T, so the fifth base is T.
T pairs with A, so the sixth base is A.
C pairs with G, so the seventh base is G.
G pairs with C, so the eighth base is C.
A pairs with T, so the ninth base is T.
T pairs with A, so the tenth base is A.
Putting these complementary base pairs together, we get the sequence of the other DNA strand as TAGCTAGCTA.
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BET inhibitors synergize with anti-PD1 by rescuing TCF1+ progenitor exhausted CD8+ T cells in Acute Myeloid Leukemia
Increased myeloid-derived suppressor cells (MDSCs), suppressive regulatory T cells (Tregs), and worn-out/dysfunctional T cells are among the immunological exhaustion symptoms seen in many AML patients. To assess the immunological effects of small-molecule inhibitors (SMIs) and immune checkpoint inhibition, we created an AML mouse model driven by FLT3-ITD and TET2 depletion (ICB).
The immune-related characteristics of AML patients, such as elevated myeloid-derived suppressor cells (MDSCs) and regulatory T cells, were replicated in this mouse model (Tregs). We also discovered that these mice's CD8+ T cells display a terminally exhausted phenotype (TEx PD1+, TIM3+, TCF1-), which has been demonstrated to be resistant to ICB monotherapy. Here, we demonstrate that SMIs targeting tumor-intrinsic factors as well as Bromodomain and Extra-Terminal (BET) proteins can reverse T cell exhaustion and ICB resistance. Ex vivo therapy of these mice's splenocytes with BET inhibitors (BETi) reversed CD8+ T cell exhaustion by increasing the more functional precursor exhausted T cells (TPEx: PD1+, TCF1+, TIM3-) and restoring proliferative potential. His reversal is significantly more evident when BETi and anti-PD1 are used together. The reduction of circulating leukemia cells, enrichment of CD8+ T cells in the bone marrow, and an increase in TPEx CD8+ T cells are all effects of BETi working in concert with anti-PD1 in vivo, as we have demonstrated. Overall, we demonstrate the potential efficacy of combining BETi and ICB therapy in the treatment of AML in a mouse model of leukemia-induced immune fatigue.To learn more about acute myeloid leukemia visit:
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List three effectors that are used to lower your body's temperature
Answer: To lower your body's temperature, there are three main effectors that can be used: sweating, vasodilation, and shivering. Sweating allows the body to release heat through the evaporation of water on the skin's surface. Vasodilation dilates the blood vessels in order to increase blood flow to the skin and allow more heat to be lost from the body. Lastly, shivering increases metabolism and generates heat that can be released from muscle activity.
Explanation:
Which of the following have no cell walls, no chloroplasts, and are heterotrophs?
d. fungi
a. protist
b. bacteria
c. plants
e. animals
Answer:
No cell walls ,no chloroplast and heterophs.
Explanation:
e.Animals is the correct answer
PLEASE HELP!!!!!
Poor blood circulation will likely reduce the contraction power of a person's (2 points)
myosin
actin
fast twitch fibers
slow twitch fibers
Poor blood circulation will likely reduce the contraction power of a person's myosin.
What is myosin?Myosin is a motor protein required during the contraction of muscle fibers which is important for the sarcomere units.
This myosin protein interacts with another protein called actin, which require energy expenditure to reach the contraction of the muscle fiber.
Myosin and actin filaments are required for cell motion, for which myosin converts chemical energy to mechanical energy through the hydrolysis of high-energy phosphate bonds of ATP (Adenosine triphosphate molecule).
In conclusion, poor blood circulation will likely reduce the contraction power of a person's myosin.
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Make a claim about two ways that fisheries are important and support your claims with specific evidence.
Answer:
Seafood plays an essential role in feeding the world's growing population. Healthy fish populations lead to healthy oceans and it's our responsibility to be a part of the solution. The resilience of our marine ecosystems and coastal communities depend on sustainable fisheries.
Answer:
fishiries are importnant as they are food for us we have many uses of that for eg: capturing rare species and then sell them, make them your pet etc.
Explanation:
Besides reducing biodiversity what are the characteristics of an ecosystem that might change if the conditions of the ecosystem change?
A. Size
B. Genetic
C. Variation
D. Density
E. Distribution
Answer:
side
Explanation:
size id the correct answer was no longer have the money for r we going out
Review the Background Information and answer the questions: What is the difference between microevolution and macroevolution? Fill in the blanks: Godfrey Hardy and Wilhelm Weinberg independently derived mathematical descriptions of the relation between allele proportions and genotype proportions. This simple model considers _____ gene with _____ alleles, and makes the prediction the ___________________________ __________________________________________________________________________________________________________
Answer and Explanation:
Due to technical problems, you will find the complete answer and explanation in the attached files
"which type of stroke is caused by blood vessels rupturing either within or on the surface of the brain?"
Hemorrhagic stroke is caused by blood vessels rupturing either within or on the surface of the brain. This happens in one of two ways: Bleeding inside of your brain (intracerebral).
A hemorrhagic stroke is caused by blood vessels rupturing either within or on the surface of the brain. This type of stroke is usually caused by a combination of two factors: high blood pressure and a weakened blood vessel wall.
When a person has high blood pressure, the blood vessels become more prone to damage and can begin to weaken. Over time, the weakened blood vessels can rupture, leading to a hemorrhagic stroke. This type of stroke is also caused by arteriovenous malformations (AVM) or an aneurysm, which is an abnormal bulge in the wall of a blood vessel.
When a blood vessel ruptures, it causes bleeding in the brain. This can lead to a variety of symptoms, including headache, confusion, weakness, loss of balance, slurred speech, and even coma. Treatment for a hemorrhagic stroke typically involves controlling the bleeding, managing the symptoms, and carefully monitoring the affected area for further damage. This happens when a blood vessel inside of your brain tears or breaks open, causing bleeding that puts pressure on the surrounding brain tissue.
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The main role of calcium ions at chemical synapses is toSelect one:a) depolarize the axon terminal of the presynaptic cell.b) bind to neurotransmitter receptors on the postsynaptic cellc) cause fusion of synaptic vesicles with the plasma membrane of the axon terminal.d) interfere with IPSPs in the postsynaptic cell.e) diffuse across the synaptic space and enter the postsynaptic cell.
The main role of calcium ions at chemical synapses is to cause the fusion of synaptic vesicles with the plasma membrane of the axon terminal. So the correct option is C.
At chemical synapses, neurotransmitters are released from the presynaptic neuron and bind to receptors on the postsynaptic neuron, causing a response in the postsynaptic neuron. The release of neurotransmitters from the presynaptic neuron is triggered by the influx of calcium ions into the axon terminal in response to an action potential. Calcium ions play a critical role in triggering the fusion of synaptic vesicles containing neurotransmitters with the plasma membrane of the axon terminal. This fusion allows the neurotransmitter to be released into the synaptic cleft and bind to receptors on the postsynaptic neuron, leading to a response in the postsynaptic neuron.
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The model below shows the mRNA sequence
AUG GGG UUU ACA UAG
Use the genetic code table to predict what amino
acids will be in the protein when this mRNA is
translated.
Answer:
AUG is MET (starting point)
GGG is GLY
UUU is PHE
ACA is THR
and lastly
UAG is stop (there's no code for this one so you stop)
Explanation:
I hope this the right answers for you.
Please take a screenshot with answers who help will be brainiest :) It's labelling
Answer:
I don't really think I'm correct, and couldn't get all of them- because there was hardly enough room
Explanation:
Even if I don't get brainliest, I hope this helped :3
What part in the cell cycle results in identical daughter cells
Which of these are NOT a part of the Excretory System? (Select the 2 correct answers)
Adrenal glands
Urethra
Bladder
Brain
Salivary Glands
Answer:
Brain and Salivary Glands
Explanation:
Hope this helps!
Mark me brianliest and good luck! =D
How important are proteins to the function of a cell?
functional sterility results when the sperm count per milliliter falls below which number?
Functional sterility results when the sperm count per milliliter falls below 20 million.
What is functional sterility?
Functional sterility is a condition that occurs in men when their sperm count per milliliter falls below a certain threshold. In men, a low sperm count is considered a problem if it is less than 15 million sperm per milliliter or 39 million sperm per ejaculate.
Functional sterility is also caused by a variety of other factors that contribute to a low sperm count. Hormonal imbalances, chronic illness, genetic defects, and some medications are examples of such factors. In some cases, radiation therapy and chemotherapy for cancer treatment may also result in functional sterility.
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A Tesla model 3 accelerates to the right at 26.8 m/s2. The Tesla has a mass of 1950 kg.
What is the force? (Assume that movement to the right is positive)
Answer:
Using the second Newton's law:
\(force = m \times a \\ f = 1950 \times 26.8 = 52260\)N
The amygdala is thought to control defensive behavior via outputs from the _____ nucleus of the _____.
The amygdala is thought to control defensive behavior via outputs from the central nucleus of the amygdala
What does the Amygdala do?
It is crucial in processing and regulating emotional reactions. Especially important in strong emotional reactions such as fear and anger
What does the amygdala control?
The amygdala is commonly thought to form the core of a neural system for processing fearful and threatening stimuli , including detection of threat and activation of appropriate fear-related behaviors in response to threatening or dangerous stimuli.
Central nucleus of Amygdala :
The central nucleus of the amygdala (CeA) has been traditionally viewed in fear conditioning to serve as an output neural center that transfers conditioned information formed in the basolateral amygdala to brain structures that generate emotional responses.
What does the central nucleus consist?
The central nucleus of the amygdala (CeA) is primarily composed of GABAergic interneurons which are finely controlled through glutamatergic neurotransmission and signaling. The CeA can be divided into the medial (CeM) and lateral (CeL) divisions
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Can someone please help ASAP
Answer:
I would say 2/4 or 3/4 sorry if its wrong
what is it called when the sequence of questions on a poll influences responses?
Ordering effects was questions (response alternatives) on a poll which has a purpose to influence responses.
Which factors can influence the results of a poll?The more random and diverse the poll, the more accurate the poll (the less of a sampling error). However, polls can be influenced by the following factors, their size and diversity, the biases on themselves, and the demographic measured.The term order effect refers to a well-documented phenomenon in which different orderings of questions (or response alternatives) can influence respondents' responses in a more or less systematic manner.Order effects can be caused by almost anything, making them dangerously difficult to control. Some of the possible causes of order effects include fatigue after one or two tests or practice. When people in fatigue they easy to influence which affect to their responses in pool or decision.
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Animals that mimic poisonous or dangerous animals use a defense called
mimicry.
batesian
mullerian
Answer:
MimicryExplanation:
The statement which states that animals that mimic poisonous or dangerous animals use a defense called mimicry is true.
Animals that mimic poisonous or dangerous animals use a defense called mimicry. Animals that mimic poisonous or dangerous animals use a defense called BatesianMüllerian mimicry.
At the beginning of the film is a quote by Nobel Prize Winner Joshua Lederberg.
""The single biggest threat to man’s continued dominance on this planet is the virus. ""
Discuss this quote. Do you agree with it? Why or why not? What evidence from this film supports Lederberg’s view? What evidence from other sources that you have read or viewed lends support? What do you feel is significant about Lederberg’s statement in light of recent news regarding bioterrorism? What do you feel will be the future of human dominance on earth? Support your views with facts and logical thought
I agree with the quote. Viruses have caused pandemics and epidemics throughout history, and they continue to pose a threat to human health and survival.
Answering the questions about Virus in stagesThe COVID-19 pandemic, which began in late 2019, has demonstrated the devastating impact that a new virus can have on global health, the economy, and society as a whole.
In the film, we see how viruses can spread rapidly and cause illness and death. The footage of the Ebola outbreak in West Africa in 2014 and 2015 shows the devastating impact of a highly infectious and deadly virus on communities and healthcare systems. The film also highlights the ongoing threat of emerging viruses, such as Nipah virus and Lassa fever virus, which could potentially cause the next pandemic.
Outside of the film, there is a vast body of scientific research that supports Lederberg's statement. The World Health Organization (WHO) has warned that emerging infectious diseases, including viral diseases, pose a significant threat to global health and security. The WHO has also highlighted the need for better preparedness and response to infectious disease outbreaks to prevent future pandemics.
In light of recent news regarding bioterrorism, Lederberg's statement takes on even greater significance. Advances in biotechnology and genetic engineering have made it possible to create and modify viruses for nefarious purposes. The potential for a bioterrorist attack using a genetically modified virus is a real threat that governments and public health organizations must be prepared to address.
Looking to the future, it is difficult to predict the course of human dominance on Earth. However, it is clear that emerging infectious diseases and bioterrorism pose significant challenges to human survival and prosperity. To maintain our dominance, we must continue to invest in research, technology, and public health infrastructure to prevent and respond to infectious disease outbreaks. We must also prioritize international cooperation and collaboration to address global health threats, as viruses do not respect national borders.
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Three main vessels make up the ____________ including the ____________ vein, hepatic artery, and ____________ ductules.
Three main vessels make up the Hepatic triad including the hepatic portal vein, hepatic artery, and bile ductules.
In the perivascular fibrous capsule, also known as the portal tract, which permeates within the liver's substance, sections of the portal vein, hepatic artery, and biliary ducts are linked together.
Three main tubes make up portal triads. Hepatic artery branches deliver oxygenated blood to the hepatocytes, while portal vein branches deliver blood with nutrients from the small intestine. The bile duct transports bile products from the hepatocytes to the gall bladder and larger ducts. Given that the portal vein primarily transports blood that is deoxygenated
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Nitrogen is the most common element in the air, why do bacteria play a role in the nitrogen cycle
Answer:
Bacteria converts the nitrogen into fixed nitrogen which can then be used by plants.
Explanation:
Which of the following correctly orders planets by decreasing day length?
a. Earth, Jupiter, Venus
b. Venus, Earth, Jupiter
c. Venus, Jupiter, Earth
d. Jupiter, Earth, Venus
Answer:
A. Earth is an inner planet.
B. Earth is more dense than Jupiter.
D. Jupiter is mostly made of gas.
2021
What substances does lichen and moss produce that will break down rock?
1.) soil
2.) acid
3.) rust
4.) ice
What is the most likely reason why Tuj1 was used to assess the phenotype of cells that have incorporated the five candidate genes
Answer:
Tuj1 induces expression of the TauEGFP protein. Tuj1 is expressed in fibroblasts and neurons. Tuj1 is an early marker of neural differentiation.