Answers
Answer:
Im not sure but I think its a
Explanation:
I learned it in class
Answer: B
As stating the liquid properties of matter, a liquid is a nearly incompressible fluid that conforms to the shape of its container but retains a constant volume independent of pressure. It is one of the four fundamental states of matter (the others being solid, gas, and plasma), and is the only state with a definite volume but no fixed shape.
I would be happy to help with any other questions you may have in the future and will do my best to provide helpful answers! :D
Related Questions
homeostasis in the human body is usually maintained by?
Answers
Answer:
Homeostasis is controlled by the nervous and endocrine systems in mammals.
Explanation:
What an example of a plant that needs a lot of Carbon
Answers
Answer:
I think it would be aloe vera
Explanation:
Neurotransmitters: Group of answer choices are chemical messengers that are secreted into the bloodstream primarily by endocrine glands. are present in extremely small quantities in the brain. are constantly changing their basic molecular shape as the human brain adapts to new experiences. compete with sodium and potassium ions for the receptor sites on the surrounding neurons.
Answers
Neurotransmitters are the chemical messengers that are present in extremely small quantities in the brain.
These neurotransmitters are constantly changing their basic molecular shape as the human brain adapts to new experiences. They compete with sodium and potassium ions for the receptor sites on the surrounding neurons.Neurotransmitters are chemicals that transmit signals in the brain from one neuron to another. They are responsible for the normal functioning of the brain and play a vital role in our overall physical and mental well-being.
Neurotransmitters have several characteristics that make them different from other types of chemical messengers. They are present in extremely small quantities in the brain, constantly changing their basic molecular shape as the human brain adapts to new experiences, and compete with sodium and potassium ions for the receptor sites on the surrounding neurons.Thus, these are the long answer and explanation on neurotransmitters and their characteristics.
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Energy is produced in the cores of main sequence stars when?
A) lighter elements undergo fusion into heavier elements
B) heavier elements undergo fusion into lighter elements
C) cosmic background radiation is absorbed
D) cosmic background radiation is released
Answers
Answer: A
Explanation:
The fusion between 4 hydrogens (H) nuclei into a helium (He) atom releases the energy in main-sequence stars. In the Sun, it produces by proton-proton chain reactions.
Energy is produced in the cores of main-sequence stars when lighter elements undergo the fusion into heavier elements (Option A)..The proton-proton (p–p) chain occurs in stars that have a core temperature of less than 15,000,000 Kelvin degrees.The p--p chain consists of three (3) reactions that convert six (6) protons into a He nucleus with 2 residual protons. This process releases energy.In conclusion, energy is produced in the cores of main-sequence stars when lighter elements undergo the fusion into heavier elements (Option A).
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in medieval towns, what was generally done with human and animal waste?
Answers
In medieval towns, human and animal waste disposal was done in various ways. Some towns had public latrines or cesspits, which were pits or underground chambers designed to hold waste until it could be emptied and transported out of the town.
Others simply dumped waste into the streets or nearby water sources, which led to unsanitary conditions and the spread of disease.
Some towns also had designated areas for animal waste, such as dung heaps or manure pits, which could be used as fertilizer for crops.
Overall, the disposal of waste in medieval towns was often haphazard and unsanitary, leading to health and environmental concerns.
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What is amylase? A. another name for the large intestine B. an enzyme that breaks down food C. acid in the stomach D. a nutrient absorbed in the small intestine
Will mark brainlest
Answers
Answer:
B.) an enzyme that breaks down food!
Explanation:
Amylase is an enzyme, or special protein, that helps you digest food. It helps you break down carbohydrates and starches into sugar. Most of your amylase is made in the pancreas and salivary glands.
Answer: Hey Dude the answer is B I think sorry if i'm wrong
Explanation:
Digestion is the mechanical and chemical break down of food into small organic ... The salivary enzyme amylase begins the breakdown of food starches into ... The monosaccharides (glucose) thus produced are absorbed and then can be ... border of the small intestine absorptive cells where the long-chain fatty acids and ...
what results from the chemical reaction illustrated in the figure
Answers
Here it will result in a cation with net charge of +1 and an anion of net charge -1. The correct option is A.
What is a chemical reaction?A chemical reaction is a procedure that causes one group of chemical components to change chemically into another.
Positively charged ions are known as cations. Negatively charged ions are referred to as anions. A charged atom or molecule is an ion.
A balanced atom will change into a positively charged cation if one or more of its electrons are lost. A balanced atom will change into a negatively charged anion if it gains one or more electrons.
Thus, the correct option is A.
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Your question seems incomplete, the missing part of question is attached below:
what determines the dew point temperature?
Answers
Answer:
At this point air cannot hold more water in the gas form.
In the 1930s, Dr. Link and his laboratory at the University of Wisconsin discovered and purified an important anti-Vitamin K substance. He purified this compound from:
Answers
In the 1930s, Dr. Link and his laboratory at the University of Wisconsin discovered and purified an important anti-vitamin K substance from spoiled sweet clover hay. This substance was identified as dicoumarol, a compound that inhibits the enzyme vitamin K epoxide reductase, which is involved in the activation of blood clotting factors.
Dr. Link and his laboratory at the University of Wisconsin discovered and purified an important anti-vitamin K substance in the 1930s. This substance was purified from spoiled hay that had caused fatal hemorrhages in cattle. The substance was later identified as dicoumarol, a compound that inhibits the action of vitamin K in blood clotting. The discovery of dicoumarol led to the development of anticoagulant medications, which are still widely used today to treat blood clots and prevent stroke and heart attack.
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For the rock formation shown above make a hypothesis of what processes went into it's formation.
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Answer:
Sedimentary RocksSedimentary rocks are formed from pieces of other existing rock or organic material. There are three different types of sedimentary rocks: clastic, organic (biological), and chemical. Clastic sedimentary rocks, like sandstone, form from clasts, or pieces of other rock. Organic sedimentary rocks, like coal, form from hard, biological materials like plants, shells, and bones that are compressed into rock. The formation of clastic and organic rocks begins with the weathering or breaking down, of the exposed rock into small fragments. Through the process of erosion, these fragments are removed from their source and transported by wind, water, ice, or biological activity to a new location. Once the sediment settles somewhere, and enough of it collects, the lowest layers become compacted so tightly that they form solid rock. Chemical sedimentary rocks, like limestone, halite, and flint, form from chemical precipitation. A chemical precipitate is a chemical compound—for instance, calcium carbonate, salt, and silica—that forms when the solution it is dissolved in, usually water, evaporates and leaves the compound behind. This occurs as water travels through Earth’s crust, weathering the rock and dissolving some of its minerals, transporting it elsewhere. These dissolved minerals are precipitated when the water evaporates. Metamorphic RocksMetamorphic rocks are rocks that have been changed from their original form by immense heat or pressure. Metamorphic rocks have two classes: foliated and non-foliated. When a rock with flat or elongated minerals is put under immense pressure, the minerals line up in layers, creating foliation. Foliation is the aligning of elongated or platy minerals, like hornblende or mica, perpendicular to the direction of pressure that is applied. An example of this transformation can be seen with granite, an igneous rock. Granite contains long and platy minerals that are not initially aligned, but when enough pressure is added
Propose that all three carbon atoms in glycerol is labeled with 14C. The labeled glycerol is allowed to undergo metabolism in the genetically modified liver cell, in which the triose phosphate isomerase is no longer functioning. Which of the following are most likely to be true?
a. All three carbon atoms in pyruvate are radioisotope labeled in the genetically modified liver cell b. All six carbon atoms in glucose are radioisotope labeled in the genetically modified liver cell c. Both a and b d. Neither nor b
Answers
It can be explained that triose phosphate isomerase deficiency or a loss of the enzyme activity of triose phosphate isomerase may result in a biochemical disorder called Triose phosphate isomerase deficiency. The correct answer is a. All three carbon atoms in pyruvate are radioisotope labeled in the genetically modified liver cell.
During glycolysis, triose phosphate isomerase is a crucial enzyme that catalyzes the conversion of dihydroxyacetone phosphate (DHAP) to glyceraldehyde-3-phosphate (G3P).
a. All three carbon atoms in pyruvate are radioisotope labeled in the genetically modified liver cell.
b. All six carbon atoms in glucose are radioisotope labeled in the genetically modified liver cell.
c. Both a and b.
d. Neither nor b.
The answer is a. All three carbon atoms in pyruvate are radioisotope labeled in the genetically modified liver cell. When all three carbon atoms in glycerol are labeled with radioisotope 14C and the labeled glycerol is metabolized in the genetically modified liver cell, triose phosphate isomerase is inactive.
Therefore, glyceraldehyde-3-phosphate (G3P) is not converted to dihydroxyacetone phosphate (DHAP), and the cell accumulates G3P. This causes the G3P to enter the gluconeogenesis pathway and be transformed into pyruvate.The only carbon atom that is labeled with radioisotope 14C is the number one carbon atom of pyruvate. In the pyruvate molecule, the second and third carbon atoms are derived from carbon dioxide (CO2), which is not derived from glycerol.
Therefore, the correct answer is a. All three carbon atoms in pyruvate are radioisotope labeled in the genetically modified liver cell.
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How can amino acids be use to maintain the blood pH?
Answers
Answer:
See the explanation below. Thanks!
Explanation:
The structure of an amino acid allows it to act as both an acid and a base. An amino acid has this ability because at a certain \(pH\) value (different for each amino acid) nearly all the amino acid molecules exist as zwitter-ions. If acid is added to a solution containing the zwitter-ion, the carboxylate group captures a hydrogen (\(H^+\)) ion, and the amino acid becomes positively charged. If base is added, ion removal of the \(H^+\) ion from the amino group of the zwitter-ion produces a negatively charged amino acid. In both circumstances, the amino acid acts to maintain the pH of the system—that is, to remove the added acid \((H^+)\) or base \((OH^-)\) from solution.
“Some viruses are programmed to reproduce by identifying bacteria, killing them, and assembling new viruses.viruses do not eat the bacteria and do not grow after they are made. Viruses are not alive. Explain two reasons why.”
Answers
1. Viruses cannot reproduce on their own: Unlike living organisms, viruses cannot reproduce on their own. They need to infect a host cell and hijack the host cell's machinery in order to replicate themselves. Once they have infected a host cell, they use the cell's energy and resources to create new copies of themselves. However, they do not have the ability to reproduce outside of a host cell.
2. Viruses do not have the ability to carry out metabolic processes: Living organisms carry out metabolic processes, such as respiration and digestion, in order to obtain energy and nutrients. Viruses do not have the ability to carry out these processes on their own. They rely entirely on the host cell to provide them with energy and nutrients. In fact, viruses do not even have the necessary machinery to carry out these processes. They lack the organelles, such as mitochondria, that are responsible for energy production in living cells.
6. Hiccups are caused by the spasm of a muscle below your lungs called the diaphragm.
Suppose you have a friend that complains of having hiccups every day. Could Botox be a
solution? Explain.
Answers
Answer:The diaphragm contracting out of rhythm causes hiccups.Each spasm of the diaphragm makes the larynx and vocal cords close suddenly.
Explanation:no only sometimes a friend can have hicups not everyday
What is also known as tissue hormones and work in local areas to help regulate processes such as respiration, blood pressure, and digestive system secretions?
Answers
Prostaglandins, commonly referred to as tissue hormones, function locally to help control bodily functions like breathing, blood pressure, and digestive secretions.
What results in elevated prostaglandin levels?Your risk of developing unusually thick uterine lining increases as you eat more meals high in estrogen. Because of this, as it starts to degrade throughout the menstrual cycle, this process generates more prostaglandins, increasing pain.
Prostaglandins: Why do they make us hurt?Prostaglandins operate directly on nerve endings to induce pain when they are present in high amounts. But more often than not, they sharply increase pain sensitivity at low dosages. Even ordinarily harmless stimuli could become painful due to changed pain thresholds.
Why are prostaglandins produced by the body?The production of the inflammatory response is significantly influenced by prostaglandins. They contribute to the primary symptoms of acute inflammation and their production is markedly elevated in tissue that is inflamed.
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Sarah learned that the steps of transcription and translation are similar to baking a cake from a recipe. The cell's genome is like a cookbook, with step-by-step directions. The mRNA copy is like writing down a copy of the instructions to give to someone else. What would the amino acids be most similar to?
Answers
The amino acids would be most similar to the ingredients used in the recipe.
When the mRNA moves out of the nucleus, it then gives the instructions (the genetic sequence) to someone else, which is tRNA. During translation, the tRNA and mRNA complex reads the genetic sequence and then binds required amino acids, sequentially. Thus, the combined amino acid chain forms the desired protein.
Therefore, the amino acids are the ingredients and the protein is the final dish.
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during which phase of of mitisis do the do chromosomes line up along the middle of dividing cell
a.prophase
b. telophase
c.metaphase
d.anaphase
Answers
Think of it as “away” when they separated
Please answer I really need help
Answers
Answer:
1. Non-living
2. Reproduce
3. Nucleic acid
4. RNA
5. Protein
6. Capsid
7. Burst
8. Lytic
9. Lysogenic
Explanation:
Viruses are set of organisms classified as NON-LIVING (1) because they do not exhibit the characteristics that living things exhibit. Viruses are incapable of REPRODUCING (2) on their own, and hence, need a living host to infect in order to replicate itself.
In the structural composition of a virus, it is made up of only one type of NUCLEIC ACID (3), which can either be DNA or RNA (4). The nucleic acid is surrounded by a PROTEIN (5) coat called CAPSID (6).
There are two ways a virus can infect its host. First, it can replicate itself causing the host cell to BURST (7) or lyse in a process called LYTIC CYCLE (8). Also, the virus can remain dormant in the host cell and continually replicate with the host cell in a process called LYSOGENIC CYCLE (9).
the term for gas in the digestive tract or expelled through the anus is
Answers
The term for gas in the digestive tract or expelled through the anus is "flatus" or "intestinal gas."
Gas produced during digestion can accumulate in the digestive tract, leading to discomfort and distension. The term used to describe this gas is "flatus" or "intestinal gas." Flatus consists mainly of odorless gases such as nitrogen, oxygen, carbon dioxide, hydrogen, and small amounts of methane and volatile sulfur compounds. It is a normal byproduct of digestion and is expelled from the body through the anus.
When food is broken down in the digestive system, certain carbohydrates, such as fiber and complex sugars, cannot be fully digested by enzymes in the small intestine. These undigested carbohydrates then pass into the large intestine, where bacteria ferment them, producing gases as byproducts. The gas can build up in the digestive tract, causing bloating and discomfort.
Flatus is typically released through the anus as flatulence, which can occur voluntarily or involuntarily. Voluntary release of flatus is a normal physiological process, while involuntary release may happen due to muscle contractions or changes in pressure within the digestive system.
Overall, flatus is a natural occurrence in the digestive process and serves as a means of eliminating excess gas from the body.
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The banding patterns of the DNA fragments reveal that (A) child 1 and child 2 cannot be biological siblings (B) child 1 and child 3 probably look like the mother (C) the mother cannot be the biological parent of all three children (D) the mother’s DNA has the same DNA seq
Answers
The banding patterns of the DNA fragments reveal that (C) the mother cannot be the biological parent of all three children.
This is because, in DNA testing, the banding patterns represent the unique combination of genetic information inherited from both parents. If two individuals are biological siblings, they will share a significant proportion of their banding patterns, indicating a common genetic heritage. In the case of child 1 and child 3, their banding patterns may show similarities with the mother's DNA, suggesting that they probably look like her.
However, the fact that child 1 and child 2 have different banding patterns indicates that they cannot be biological siblings, which further implies that the mother may not be the biological parent of all three children. It is essential to conduct further testing to confirm the exact relationship among these individuals, but the initial findings point towards the mother not being the biological parent of all three children based on the given information. So therefore banding patterns of the DNA fragments reveal that (C) the mother cannot be the biological parent of all three children.
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how does fern get oxygen
Answers
Answer:
Ferns get oxygen through photosynthesis through their leaves.
Explanation:
Plants release oxygen during the day in the presence of natural light through the process of photosynthesis.
What 2 scientists are usually credited with the discovery of the structure of DNA including the award of the 1962 Nobel Prize?
Answers
Answer: Watson and Crick
Explanation: Crick won the Nobel prize.
Explain the relationship of the structure of cell membrane molecules to the function of the cell membrane overall. You must discuss the structure/function relationship of at least 3 different molecules that compose the cell membrane.
Help me please
Answers
Answer:
to protect the cell from its surroundings
Explanation:
I double checked my notes
Pls help im being timed) compare the original DNA
Answers
Answer:
A - substitution
B - insertion
C - deletion
Explanation:
B= insertion
C= dél
Structure and function of organisms are complementary. True or false
Answers
Answer:
True
Explanation:
The organism is put together a certain way so it can function correctly. The structure of the organism has different functions to help it live and adapt. The organism needs to be able to adapt to any changes going on in its environment. Structure and function work together to keep the organism alive.
Small, non-polar molecules can pass
through the membrane with ease. Which
is an accurate description of how these
molecules travel?
Requiring energy, like going up hill. Always
active trasport
No energy needed. This is like going
downhill. Usually passive transport
Answers
Molecules use energy to move, so yea. Have a great day! :)
identify the major structures and functional areas of the cerebral cortex and cerebrum including the basal nuclei
Answers
The cerebrum, cerebellum, and brainstem are the three major components of the brain. The brain's main structure, the cerebrum, is made up of the right & left halves.
Describe the cortex.Your cerebral cortex, which is located on atop of your cerebrum, is its outer layer. The greatest part of your brain is called your cerebrum. The corpus callosum, a network of nerve fibers, connects the hemispheres together.
What bodily organ is the cortex?The term "cortex," which is Latin for "bark," refers to the cerebrum's outer layer of gray matter. Due to it's own folds, the brain has a huge surface area and makes up nearly half of the weight of the brain. There are two parts to the cerebral cortex:
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Respiration can be categorized as either active respiration or passive respiration. True False
Answers
True, respiration can be classified as active and passive
What is active respiration?
Forced breathing is an active mode of breathing which utilises additional muscles to rapidly expand and contract the thoracic cavity volume. It most commonly occurs during exercise.
What is passive expiration?
The process of normal expiration is passive, meaning that energy is not required to push air out of the lungs. Instead, the elasticity of the lung tissue causes the lung to recoil, as the diaphragm and intercostal muscles relax following inspiration.
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What causes allele frequency patterns that are seen in hybrid zones
Answers
A hybrid zone is a geographic region where two previously separated populations with distinct gene pools come into contact and interbreed, resulting in offspring with mixed ancestry. These hybrid populations may exhibit allele frequency patterns that differ from those of the parental populations due to several factors that can cause changes in the frequency of alleles.
One major cause of allele frequency patterns in hybrid zones is hybridization. When individuals from different populations interbreed, their offspring may inherit combinations of alleles from both parents that differ from the parental gene pools. This can result in the formation of novel genotypes and phenotypes that were not present in either parental population.
Another factor that can influence allele frequency patterns in hybrid zones is natural selection. When hybrids are exposed to different environmental pressures than their parents, natural selection can favor certain traits and alleles that are advantageous in the new environment. Over time, this can lead to changes in allele frequencies and the evolution of new hybrid populations that are adapted to their environment.
Migration and genetic drift can also play a role in shaping allele frequency patterns in hybrid zones. When individuals move into or out of a hybrid zone, they can introduce new alleles or reduce the frequency of existing ones. Genetic drift can cause random fluctuations in allele frequencies due to chance events, such as founder effects or bottlenecks, which can have a greater impact in small, isolated populations.
Overall, the allele frequency patterns observed in hybrid zones are the result of complex interactions between genetic, environmental, and demographic factors that can lead to the formation of unique hybrid populations with distinct characteristics and evolutionary trajectories.
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Suppose you were making a dichotomous key to identify the three types of leaves shown below Which of the following trails could you use to classify these leaves
into separate groups?
Answers
Answer: It’s actually C
Explanation:
