Answer:
pH = 12 , basic.
Explanation:
[OH-] = 1×10^-2 M
[H+] [OH-] = 10^-14
[H+] = 10^-14/ 10^-2
[H+] = 10^-12
pH = 12
The substance is basic in nature.
xanthan gum that imparts thickness
toyour favourite ice creams,
puddings, chocolates is obtained
by fermentation of-
Answer:
Explanation:
This gum is obtained by fermenting starch and molasses with the help of Xanthomonas species.
Why is it important that saline solution has a specific concentration when a person is put on an IV drip of saline?
Answer:
Doctors utilize IV saline for refilling lost fluids, flushing wounds, providing medication, and maintaining patients through surgery, dialysis, and chemical treatment. As a fashionable therapy, Saline IVs even found a space outside the hospital.
"There are significant quantities of sodium and chloride, higher than blood levels.
Explanation:
The solution of sodium chloride-water, generally known as saline, is the saline solution. It is the intravenous fluid most usually used. It was utilized since the early decades of the 19th century and is used annually in the United States alone with more than 200 million liters.
Though about 60 percent of the body consists of water, it is not possible to inject water into the blood alone, because the blood could lead to the depletion of important electrolytes.
Direct water injection into the bloodstream would likewise lead to the blood cells' osmotic impact.
Blood cells, which are predominantly salty, will take water and cause it to expand quickly until the cell membrane breaks down. The content of the cells would then leak into the plasma. A substantial proportion of body cells can be damaged to death. Death can result.
There would be no permanent harm to a little amount of water injected into the blood directly. The bigger the number of cells injured, in essence, the more water injects into the circulation.
Water is blended in a solution in sodium and chlorine at approximately the same concentration as blood plasma to avoid damages caused by pure distilled water on blood cells. The outcome is that the solution splits the circulating volume with the cellular fluid and becomes an integral part of the circulating volume without a detrimental influence on blood cells.
(True or False) A cold front often signals sunny warm weather
This is false. Cold fronts tell us that cooler weather is ahead.
This statement is false. A cold front never often signals sunny warm weather.
What is a cold front means sunny weather?A cold front is a boundary of air that brings cooler temperatures, a drop in air pressure, and a change in wind direction. Cold fronts occur when a cold air mass pushes into a warm air mass.
Moreover, clear and sunny skies ahead of the cold front are quickly replaced by clouds, precipitation, and cooler temperature that develop along and behind the cold front. Warm fronts usually move from southwest to northeast and the air behind a warm front is warmer and moister than the air ahead of it. When a warm front passes, the air becomes noticeably warmer and more humid than it was before.
That is why the cold front always tells us that cooler weather is ahead.
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Use the DNA sequence below to answer the question that
follows.
5' AC ATC GA C G C G C G C A 3
What is the complimentary DNA strand that would result
during replication?
O 3' U GUA GCU G C G C G C G U5'
O 3A CA TOGA OG O G C G C A5
O'A CA U CGA C G C G C G C A51
03 TGTAGTG C G C G C G T5
Answer:
D) 3' TGTAGTGCGCGCGT 5'
Explanation:
DNA strand: 5' ACATCGACGCGCGCA 3'
compliment: 3' TGTAGCTG CGCGCGT 5'
DNA strands are antiparallel which means that if you're given a 3' to 5' strand, the complementary DNA strand will be 5' to 3'. If you are given a 5' to 3' strand, the complementary strand will be from 3' to 5'.
The other thing to remember for DNA complementary strands only is:
- A always pairs with T
- G always pairs with C
(for DNA only!!!!) This is one of Chargaff's principles.
If you're asked to find the RNA sequence, A pairs with U. not T! Thymine does not apply to RNA. G still pairs with C though.
After ingestion and digestion by the lactase enzyme, the monosaccharides glucose and galactose are taken up by cells of the small intestine.
Order these molecules from lowest to highest ability to pass through a phospholipid bilayer:
Group of answer choices
glucose, water, molecular oxygen, a sodium ion
a sodium ion, molecular oxygen, glucose, water
molecular oxygen, water, a sodium ion, glucose
glucose, a sodium ion, molecular oxygen, water
a sodium ion, glucose, water, molecular oxygen
The order of the molecules from lowest to highest ability to pass through a phospholipid bilayer is: molecular oxygen, water, a sodium ion, glucose.
The ability of molecules to pass through a phospholipid bilayer depends on their size, polarity, and charge. Here's the order from lowest to highest ability to pass through a phospholipid bilayer:
1. Molecular oxygen (O2) - small and nonpolar, can easily pass through.
2. Water (H2O) - small and polar, can pass through but slower than molecular oxygen.
3. A sodium ion (Na+) - small but charged, has difficulty passing through without help from channels or transporters.
4. Glucose - large and polar, has the lowest ability to pass through without help from specific transport proteins.
So, the correct order is: molecular oxygen, water, a sodium ion, glucose.
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What does the picture present?
Chromosome
Nucleas
Gene
Answer:
Chromosome
Explanation:
(mitosis and the cell cycle fill in the blanks)
the cells at each phase of the cell cycle are shown as being the same size. In reality, the daughter cells are bigger than ___ smaller than ___ the same size as ___ the cells at the end of the G1, S, and G2 phases.
The cells at each phase of the cell cycle are shown as being the same size. In reality, the daughter cells are bigger than the parent cells, smaller than the parent cells, the same size as the parent cells at the end of the G1, S, and G2 phase.
What are mitosis and the cell cycle?Mitosis is defined as the process of cell division that occurs in cells in which the cell grows, divides, and produces daughter cells that have the same number of chromosomes as the parent cells.
The cell cycle refers to the cycle in which the cell passes through four stages to produce two daughter cells from a parent cell.
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Please help;
Given the range of current speeds shown on the graph above, would deposition ever be possible for clay (0.001 mm) or silt (0.01mm) particles?
Answer yes or no and explain your answer.
Answer:
Yes.
Explanation:
Yes, deposition can be possible for clay (0.001 mm) and silt (0.01mm) particles when the agent that carry its load is absent in that region such as wind. Wind is the agent that moves clay and silt particles with it so if there is high wind in a specific region, no deposition will occur while on the other hand, those areas where wind is not present, deposition will definitely occurs so we can say that deposition depends on the presence and absence of wind.
What are two specific examples of where cell differentiation occurs in nature?
Answer:
Explanation:
Cellular differentiation is the process in which a cell changes from one cell type to another. Usually, the cell changes to a more specialized type. Differentiation occurs numerous times during the development of a multicellular organism as it changes from a simple zygote to a complex system of tissues and cell types. Differentiation continues in adulthood as adult stem cells divide and create fully differentiated daughter cells during tissue repair and during normal cell turnover
Viruses use the enzymes of the host cell to complete protein synthesis and DNA replication. Why
do they need to complete protein synthesis and DNA replication?
How do you maintain homeostasis when your tired ?
Answer:
The body maintains homeostasis by eliminating these substances through the urinary and digestive systems. An individual simply urinates and defecates the toxins and other nasty things from the blood, restoring homeostasis to the human body.
Explanation:
Answer:
The body maintains homeostasis by eliminating substances through the urinary and digestive systems
Explanation:
A person simply urinates and defecates the toxins and other gross things from the blood, restoring homeostasis to the body.
HELP! NEED ASAP! 20 POINTS
Heart cells produce the protein cardiac myosin, which is critical in allowing for muscle contractions of the heart. Liver cells do not produce cardiac myosin.
Which statement explains this difference between heart cells and liver cells?
Heart and liver cells express different genes.
Heart cells rely on , R N A, , while liver cells rely on , D N A, .
Heart cells contain different genes from liver cells.
Liver cells destroyed the gene for myosin, but heart cells did not.
The most accurate statement that explains the difference between heart cells and liver cells in terms of their production of the protein cardiac myosin is "Heart and liver cells express different genes."
In multicellular organisms, different cell types have specific functions and characteristics that are determined by the genes they express. Genes are segments of DNA that contain the instructions for producing specific proteins. Each cell type expresses a unique set of genes that enable them to carry out their specialized functions.
In the case of heart cells and liver cells, they have different gene expression profiles. Heart cells specifically express the genes responsible for producing cardiac myosin, a protein essential for the contraction of the heart muscle. This allows the heart to effectively pump blood throughout the body.
On the other hand, liver cells do not express the genes for cardiac myosin production, as the liver has different functions unrelated to heart muscle contraction. The statement that heart cells contain different genes from liver cells is essentially expressing the same idea. Heart cells and liver cells have distinct gene expression patterns, leading to the production of different proteins and ultimately different cellular functions.
Both heart cells and liver cells utilize DNA as the genetic material that contains the genes responsible for protein production. RNA molecules are transcribed from DNA and play a crucial role in protein synthesis, but the distinction between heart and liver cells lies in the specific genes they express, not the reliance on different genetic materials.
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the measurement of the matter in the universe is called
Answer: mass
Explanation:
Which trait is controlled by three or more genes?
Answer:
polygenic trait and for the test it is c the fur color in palomino horses im doing the test
Explanation:
construct a food chain fur seal, feeds on algae in plankton, killer whale feeds on fur seal, fur seal feeds on shrimps
A food chain constructed from a fur seal, feeds on algae in plankton, killer whale feeds on fur seal, fur seal feeds on shrimps
Algae → Shrimps → Fur Seal → Killer Whale
What is the food chain?The base of the food chain is algae, which is a primary producer that converts energy from the sun into food through photosynthesis.
Shrimps feed on the algae and are primary consumers in this food chain.
The fur seal is a secondary consumer that feeds on shrimps.
Finally, the killer whale is a tertiary consumer that preys on the fur seal, making it the top predator in this food chain.
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Are the Vitruvious' Theories Correct?
Answer:
Yes, but the results can vary depending on personal features
Explanation:
Vitruvius was a Roman architect with great talent. However, he is most known for his viewpoints and theories on the mysteries of the human body. ... Overall, based on the results from the experiment, it can be concluded that Vitruvius' theory can vary by personal features and measurement.
Explain what cells, tissues ,or organs would have to change for animals to successfully photosynthesis.
Answer:
In order for animals to successfully be able to go through photosynthesis,
Explanation:
animals would need a chloroplast since photosynthesis occurs in the chloroplast of plant cells.
Which factor helps improve the validity of scientific writing?
(Select all that apply)
fully disclosing all facts—even if they do not support the hypothesis
using sources that are peer reviewed
using a very wordy writing style
showing evidence of scientific thinking in the writing
Answer:
fully disclosing all facts
The purpose of an experiment is to gather data to determine if the Is supported or not supported
Answer:
hypothesis
Explanation:
the reason you do the experiment is to test the hypothesis
The purpose of an experiment is to systematically gather data and information through controlled procedures in order to investigate a hypothesis or research question. The goal is to determine whether the hypothesis is supported by the collected evidence or not.
Here's a breakdown of the process:
1. **Hypothesis:** An experiment starts with a clear hypothesis or research question. This is a statement that suggests a relationship or an effect between variables.
2. **Design:** The experiment is designed with careful consideration of variables, controls, and methods. Variables are factors that can change or influence the outcome. Controls are used to minimize the impact of extraneous variables that could affect the results.
3. **Data Collection:** During the experiment, data is collected by making observations, measurements, or recordings of relevant variables. This data is collected according to the experimental design.
4. **Analysis:** Once the data is collected, it is analyzed using statistical or other relevant methods. The analysis aims to uncover patterns, relationships, and trends in the data.
5. **Interpretation:** Based on the analysis, researchers interpret the results to determine whether the collected data supports or contradicts the initial hypothesis. The interpretation should be objective and based on evidence.
6. **Conclusion:** The conclusion drawn from the experiment is either that the hypothesis is supported (the data aligns with the predicted outcome) or not supported (the data does not align with the predicted outcome).
7. **Implications:** If the hypothesis is supported, it can lead to further understanding, validation, or application of a concept. If the hypothesis is not supported, it could suggest a need for revising the hypothesis, altering the experimental design, or exploring different avenues of research.
It's important to note that a single experiment might not definitively prove or disprove a hypothesis. Replication of the experiment by other researchers and conducting further studies can provide more robust and reliable conclusions. In summary, the purpose of an experiment is to generate data that enables researchers to draw conclusions about whether a hypothesis is supported or not supported by the observed evidence.
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How would the environment impact a multifactorial trait like height in someone with normal genetic variation? How would environment impact someone with a mutation that results in dwarfism?
Answer:
Explanation:
On someone with a normal genetic variation, the environment helps them adapt and pushes for the evolution of the traits that will help that species increase their chances of survival in future generations. This includes traits such as height, thus increasing this trait so that the species is able to reach food in higher places or reach higher places in order to find shelter. This does not have the same effect when dealing with a certain genetic mutation such as dwarfism since the mutation targets a specific value for these traits and is not affected by its environment.
9. Explain how carbon cycles in Earth's systems.
Answer:
The carbon cycle is nature's way of reusing carbon atoms, which travel from the atmosphere into organisms in the Earth and then back into the atmosphere over and over again. Most carbon is stored in rocks and sediments, while the rest is stored in the ocean, atmosphere, and living organisms.
The scientific theory of plate tectonics states that the Earth's crust is composed of many plates, or slabs of rock. Interactions of these plates have created different landforms, or geologic features. Which of the following statements provides evidence for this theory?
A.
An iceberg buckles the hull of the Titanic and allows water to enter between the steel plates.
B.
The city of Pompeii is perfectly preserved under volcanic ash following the eruption of Mount Vesuvius.
C.
A large earthquake off the coast of Japan induces a wave that is over twenty feet high.
D.
Fossilized marine creatures can be found at the top of the Himalayan Mountains.
D. Fossilized marine creatures can be found at the top of the Himalayan Mountains. This evidence suggests that the Himalayas were once under water and were formed through the collision of two tectonic plates, pushing the ocean floor up and forming mountains.
The scientific theory of plate tectonics states that the Earth's crust is composed of many plates, or slabs of rock, and the following statements provide evidence for this theory: Fossilized marine creatures can be found at the top of the Himalayan Mountains, which is in Option D.
What is plate tectonics?It is the scientific theory that explains the movement of the earth's lithosphere, or the outermost solid layer of the earth, which is composed of several large plates that move relative to each other, and the presence of fossilized marine creatures at high altitudes provides evidence for the theory of plate tectonics.
Hence, the following statements provide evidence for this theory: Fossilized marine creatures can be found at the top of the Himalayan Mountains, which is in Option D.
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When a tree is cut and burned, it is converted into which of the following?
O carbon cycle
O carbon reservoir
carbon sink
O carbon source
Answer:
c
Explanation:
On earth clay minerals are the most common products of weathering samples from the moon do not contain any clay minerals why?
Answer:
They do not contain any clay minerals because there is no natural water on the moon to make the clay, along with the pressure needed.
Explanation:
giving brainlist to the correct answer !!
______________________
models can represent things that are too far away or to small to see
true or false?
Answer:
True
Explanation:
2
Select the correct answer.
Respiration is a process where many chemical bonds inside the body break and release energy. This energy is used to perform various activities such
as moving muscles. Explain the energy transformation in this process.
O
A.
Chemical energy from broken bonds is transformed into mechanical energy for muscles.
B. Mechanical energy from broken bonds is transformed into chemical energy for muscles.
C. Mechanical energy from broken bonds is transformed into electrical energy for muscles.
D. Heat energy from broken bonds is transformed into electrical energy for muscles.
Reset
Next
Respiration is a process where many chemical bonds inside the body break and release energy. This energy is used to perform various activities such as moving muscles. The energy transformation in this process option A.Chemical energy from broken bonds is transformed into mechanical energy for muscles.
Respiration is a complex metabolic process that occurs within living cells and involves the breakdown of glucose and other molecules to produce ATP. ATP is the primary energy currency of the cell, and it is used to power various cellular processes, including muscle contraction.
During respiration, the chemical bonds between the atoms in glucose and other molecules are broken down through a series of enzymatic reactions. These reactions release energy in the form of ATP. ATP is a high-energy molecule that can be used to fuel a variety of cellular processes, including muscle movement.
The energy transformation that occurs during respiration involves the conversion of chemical energy into mechanical energy. The chemical energy stored in the bonds of glucose and other molecules is released during the breakdown process and is used to generate ATP.
In summary, respiration involves the breakdown of chemical bonds in glucose and other molecules to produce ATP, which is used to power various cellular processes, including muscle contraction. The energy transformation that occurs during respiration involves the conversion of chemical energy into mechanical energy. The correct answer is option A.
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Some say that if you listen to the sound of a cricket chirping, you can determine the temperature. Is this true or is it just an urban (science) legend? Do any other factors affect how fast a cricket will chirp, such as humidity, wind, atmospheric pressure, or nearby crickets?
Answer:
Actually they do...
Explanation:
I don't know that if we listen to that sound that we know what's the weather but I think cricket's feel and some how know the tempreture.
Homeostasis Review - List some things in living things that need to be regulated
Answer:
Homeostasis The tendency to resist change in order to maintain a stable, relatively constant internal environment
Explanation:
The body maintains homeostasis for many factors. Some of these include body temperature, blood glucose, and various pH levels.
Homeostasis is maintained at many levels, not just the level of the whole body as it is for temperature. For instance, the stomach maintains a pH that's different from that of surrounding organs, and each individual cell maintains ion concentrations different from those of the surrounding fluid. Maintaining homeostasis at each level is key to maintaining the body's overall function.
Feedback loops
Homeostasis typically involves negative feedback loops that counteract changes of various properties from their target values. An example of a negative feedback loop is body temperature regulation.
Example of negative feedback loop
Example of negative feedback loop
The maintaining of body temperature is an example of a negative feedback loop. When body temperature increases, there are mechanisms that work to decrease temperature, and vice versa.
In contrast to negative feedback loops, positive feedback loops amplify their initiating stimuli, in other words, they move the system away from its starting state.
Example of positive feedback loop
Negative feedback loop=
Feedback loop that acts to oppose the triggering stimulus
Positive feedback loop= Feedback loop that amplifies the starting signal
Cell= Smallest unit of life
Tissue Made of a group of similar cells that work together on a specific task
Organ Structure made up of two or more tissues, organized to carry out a
specific function
Organ system Groups of organs with related functions
Can you please help me
Describe the differences between the forces of magnetism and gravity.
Answer:
Gravity is not the same thing as magnetism. They are in fact entirely distinct forces. Gravity is a force that works with weight between two objects. Magnetism can pull or separate the two objects, depending on how the magnets point.
Explanation: