Which phrases describe groundwater?
Answers
Answer:
groundwater refers to the water present underground, in the spaces and cracks in the sand, soil, and rock.
Explanation:
Related Questions
when a molecule of glucose is completely oxidized, its six carbon atoms are changed into _____.
Answers
When a molecule of glucose is completely oxidized, its six carbon atoms are changed into carbon dioxide.
Glucose is a six-carbon molecule that serves as a primary source of energy in cells. Through a series of chemical reactions known as cellular respiration, glucose undergoes oxidation to release energy for cellular processes. During this process, the six carbon atoms in glucose are gradually broken down, and each carbon atom combines with two oxygen atoms to form carbon dioxide (CO2). This oxidation occurs through several metabolic pathways, including glycolysis, the citric acid cycle, and the electron transport chain. The complete oxidation of glucose involves a stepwise breakdown of the molecule, resulting in the release of high-energy electrons and the formation of ATP (adenosine triphosphate), which is the cell's primary energy currency. Ultimately, the carbon atoms in glucose are fully oxidized and converted into carbon dioxide, which is then released as a waste product through cellular respiration.
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which of the following is NOT true of the grass in the pasture story
a. the grass is non renewable resource
b. the grass is a renewable resource
c. the grass is a natural resource
Answers
What occurs with the help of transport proteins.
Answers
Answer: Transport proteins act as doors to the cell, helping certain molecules pass back and forth across the plasma membrane, which surrounds every living cell. In passive transport molecules move from an area of high concentration to an area of low concentration.
Scientists use a process called gel electrophoresis to separate DNA fragments. The process involves placing a mixture of DNA fragments at one end of a slab of porous gel. Then a power source is used to generate an electric potential across the gel.
The diagram shows the process of gel electrophoresis. First, DNA fragments, mixed with a restriction enzyme, are placed at one end of a slab of gel. Then a power source is applied; the longer DNA fragments stay near the negatively charged end, and the shorter fragments move toward the positive end.
Gel electrophoresis is successful because of which property of the DNA fragments?
A. The DNA fragments may be positively-charged, negatively-charged, or neutral.
B. The DNA fragments travel at different speeds through the gel.
C. The DNA fragments travel at the same speed through the gel.
D. The DNA fragments chemically react with the gel in different ways.
Answers
Answer:
C. The DNA fragments travel at different speeds through the gel.
is what do a fish eat scientific
Answers
Fish will mainly feed on small insects, crustaceans, leeches, worms, zooplankton, algae, and smaller fish.
According to the model shown here for two nucleic acids, which component(s) of the molecules is/are responsible for the expression
of genetic traits? Select ALL that apply.
A) The order of bases in RNA
B) The order of the bases in DNA
C) The number of sugar-phosphate bonds
D) The type of pentose sugar in the molecule
E) The angle of the helix within the molecules
Answers
The components of the molecules responsible for the expression
of genetic traits is B) The order of the bases in DNA.
What are the nucleic acids?Nucleic acids are linear polymers composed of nucleotides joined by their extremes.
Nucleotides are monomers composed of a sugar molecule, a phosphate group and a nitrogenated base.
Nitrogenated Bases
• DNA bases are adenine, guanine, cytosine, and thymine
• RNA bases are adenine, guanine, cytosine, and uracil
• Depending on the molecule, adenine forms pairs with thymine or uracil, and guanine pairs with cytosine.
The sequence of bases in the DNA molecule carries the genetic information necessary for the whole organism.
RNA molecule copies fragments of these sequences during the transcription process and takes this information to the cytoplasm where translations take place and protein synthesis occurs.
The components of the molecules responsible for the expression
of genetic traits is B) The order of the bases in DNA.
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what is the name of the largest organ in the human body?
Answers
The skin is the body's largest organ.
The hardest coal has the most energy and burns the cleanest. Where do coal miners find the HARDEST coal?
A. on the surface of the earth
B. in the oceans
C. deep beneath the earth’s surface
D. at the bottom of shallow lakes and rivers
Answers
Answer:
C
Explanation:
This coal will be more compact and therefore most of the water and CO2 has been expelled due to this. This coal is called Anthracite and burns the cleanest. It is often found in areas with high stress and lots of pressure so mainly far underground. Why do you think the the majority of mines are underground and not open sites? So that they can get to the best coal the most economic and ergonomically way possible
Donna is Sophies's mother, but Sophie does not know who her father is. She collects DNA samples from herself, her mother Donna, and three potential candidates (Sam, Harry, and Bill) who could be his father. She extracts the DNA, amplifies the locus of interest using PCR, and runs a gel electrophoresis. The results are attached.
Harry's well only produced one bar, and we are certain that no part of any sample ran off the end of the gel. What word described the state of Harry's alleles at this locus?
The well is between 50bp and 100 bp
Answers
I believe that at the end of the movie, Sophie says that she doesn’t want to know which one is her “real” father because she ends up loving all 3 of them and having a special place in her life for them all. So, getting a test would probably make her feel more distant from the other 2 or create an awkward air between the dads. Even though it’s already kinda awkward.
Of the following types of personality tests, one is based largely on characteristics that were proposed by Carl Jung. Unfortunately, this test has not held up well to scientific analyses of validity and reliability. Which one is it?
Answers
One of the Myers-Briggs Types Indicator (MBTI) kinds of personality assessments is mostly based on traits put out by Carl Jung. Unfortunately, scientific assessments of the validity and reliability of this test have not been very positive.
The Myer - briggs Type Indicator has the drawback of pushing people into one type or the other. Even though people can be both people skills or introverted to some extent, there is no through the if one is neither extraverted nor introverted. Organizations utilize it most frequently to support personal growth, self-awareness development, and improved teamwork. The MBTI assessment, for instance, can aid in decision-making, leadership training, career coaching, team building, managing change, and conflict resolution. Based on psychiatrist Carl Jung's notion of psychological types, Isabel Briggs Myers with her mother Katherine Cook Briggs created the MBTI in the 1940s.
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NO LINKS!!!!
PLEASE HELP!!!!
(Will put correct answers for whole quick check in comments)
What causes ocean acidification? (1 point)
Acidic carbon dioxide dissolves in water, raising the
water's pH.
Acidic oxygen dissolves in water, raising the water's
pH.
Acidic carbon dioxide dissolves in water, lowering the
water's pH.
Acidic oxygen dissolves in water, lowering the
water's pH.
Answers
Answer:
1) high water temps and water acidity cause coral polyps to expel algae, causing them to turn white in color
2) acidic carbon dioxide dissolves in water, lowering that water’s pH
3) this shift in temperature is happening more quickly
4) to protect itself from the sun
5) the biodiversity of the water
Explanation:
Answer:
Explanation:
Ocean acidification refers to increase in acidity of ocean and decrement in it's pH value. Therefore, C is correct.
What is Ocean acidification?
There are a lot of new sources of CO₂ that have been created by humans in the form of different industries, automobiles etc. We humans, ourselves, are also the providers of CO₂ to our environment. CO₂ is acidic in nature, when it gets mixed with water it makes the neutral water acidic. This is what we call as ocean acidification.
The adverse effects of changing ocean's nature are-
1) Carbonate-based shells and skeletons lives will be harmed
2) Some organisms are sensitive to acidity, they can be harmed and
3) When a majority of organisms will be harmed the automatically those organisms will not survive who are at the top of the food chain.
Therefore, Ocean acidification refers to increase in acidity of ocean and decrement in it's pH value. C is correct.
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Believe it or not, _energy____ within an ecosystem is NOT transferred back and
forth between all levels. Energy begins with the
and flows in
one_
direction to
4
to
5
and, finally, to __6.
eas...
AZ
represents all the possible paths for energy to flow within an
ecosystem, whereas a 8
represents just one path. When drawing a diagram
of a food web, you always draw the arrow in the direction of ___9. for example,
an arrow from a 10
to a
11
ific ...
Organisms at all trophic levels eventually die. 12
such as bacteria and
fungi, process the stored energy in dead plants and animals and transfer part of it to the
soil that the plants will use as nutrients, and the energy cycle continues.
Word Bank:
.producers
.consumers
decomposers
.Energy1
one3
food chain
.energy flow
.microorganisms
.two
.food web
the Sun
stars
Answers
Answer:
1. One
2. Two
3. The sun
4. Producers
5. Consumers
6. Decomposers
7. Food web
8. Food chain
9. Energy flow
10. Producer
11. Consumer
12. Microorganisms
Please find the answers to each blank space in BOLD
Explanation:
Believe it or not, _ENERGY_ within an ecosystem is not transferred back and forth between all levels. Energy begins with the SUN and flows in one direction to PRODUCERS to CONSUMERS and, finally, to DECOMPOSERS.
A FOOD WEB represents all the possible paths for energy to flow within an ecosystem, whereas a FOOD CHAIN represents just one path. When drawing a diagram of a food web, you always draw the arrow in the direction of ENERGY FLOW. For example, an arrow from a PRODUCER to a CONSUMER.
Organisms at all trophic levels eventually die. MICROORGANISMS such as bacteria and fungi, process the stored energy in dead plants and animals and transfer part of it to the soil that the plants will use as nutrients, and the energy cycle continues.
Darwin explained that evolution occurred by a mechanism called(hybridization , Natural Selection, Mutation, or Variation)
The environment determines the
(Fitness,Ancestry, Intelligence, or Hybridization)
of an organism, which depends on (Tolerance, adoptions, ecosystems, or Habitats)
that help the organism survive and reproduce
Answers
Darwin explained that evolution occurred by a mechanism called natural selection. The environment determines the fitness of an organism, which depends on adaptations that help the organism survive and reproduce.
Natural selection is the process by which organisms with characteristics that suit their environment and aid in the survival and reproduction of their species are more likely to survive and reproduce than those without these features. According to Charles Darwin, evolution occurred as a result of natural selection, which operates on the genetic variation that exists in a population, as a result of mutations, meiotic recombination, and migration between populations, genetic variation is produced. Individuals with certain characteristics that help them succeed in their environment are more likely to survive and produce more offspring as a result of natural selection. These characteristics may be anatomical, behavioral, or physiological. Over time, the relative frequency of certain genes in a population can change as a result of natural selection, which may lead to speciation (the formation of new species).
In biology, fitness refers to an organism's capacity to survive and reproduce in a given environment. The concept of fitness is essential to the field of evolutionary biology since it is a measure of an organism's evolutionary success. Adaptation is important in determining an organism's fitness because it helps them survive and reproduce. As a result, natural selection can be understood as a selection process that favors adaptations that improve an organism's fitness. Adaptations are traits that help an organism survive and reproduce in its environment, these traits may be anatomical, behavioral, or physiological.
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Which statement best summarizes the negative feedback loop of the hormones that regulate calcium and bone metabolism?
a) High calcium levels trigger hormone release, leading to increased bone resorption.
b) Low calcium levels trigger hormone release, leading to increased bone formation.
c) High calcium levels trigger hormone release, leading to increased bone formation.
d) Low calcium levels trigger hormone release, leading to increased bone resorption.
Answers
As a result, option (a) is correct because high calcium levels will increase bone resorption and release hormones, causing a decrease in blood calcium levels.
Hormones regulating calcium and bone metabolism The answer to the question is option (a) High calcium levels trigger hormone release, leading to increased bone resorption.
What is calcium metabolism?
The process by which calcium is absorbed, transported, used in the body, and excreted is known as calcium metabolism. The bones serve as the primary storage location for calcium in the body. Hormones regulate calcium and bone metabolism. The hormones' primary function is to maintain blood calcium levels.
The negative feedback loop regulates calcium and bone metabolism by releasing hormones in response to high or low blood calcium levels. A negative feedback loop is a mechanism in which an output's variation causes a system's input to produce an output that is opposite in direction to the initial output variation. Hormonal regulation of calcium and bone metabolism follows a negative feedback loop to maintain calcium homeostasis.
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In what sport is muscular endurance most important?
Answers
Long-distance running is a physically demanding sport. During a marathon, a marathon runner's body repeats the same action and stride. To avoid damage or significant weariness, their muscles must have a high level of endurance.
Muscular endurance is defined as a muscle's capacity to maintain repeated contractions against resistance for an extended length of time. Long-distance running, cycling, or swimming, as well as circuit training and bodyweight exercises, are all good ways to increase muscle endurance.
Why is muscle endurance important?Muscular endurance is the capacity to contract a muscle or set of muscles against resistance, such as weights or body weight, for an extended length of time. Increasing these muscles' performance implies they can continue to contract and function against these pressures.
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how many different processes can be involved in changing the allele frequency?
A. 10
B, 1 only natural selection
C. 4
D. 5
E. Way too many count.
Answers
Answer:
5
Explanation:
The Hardy-Weinberg equilibrium principle says that allele frequencies in a population will remain constant in the absence of the four factors that could change them. Those factors are natural selection, mutation, genetic drift, and migration (gene flow). In fact, we know they are probably always affecting populations.
Answer:
D. 5
Explanation:
There are 5 factors can be involved in changing the allele frequency.
16. The rate of weathering depends primarily upon the area's _______________________.
Answers
Answer:
Climate
Explanation:
Hope this is right :)
Sorry if I get it wrong
Question 5
20 pts
If enzymes could not be used during a reaction, which of the
following could be added to a system to make the reaction occur?
O energy (possibly heat)
water
0 product
O substrate
Answers
Answer:
substrate is wright
hope it may help you
HELP GIVING POINTS WILL GIVE LOTS OF POINTS
Answers
Answer:
1. Interphase
2. Chromatin
3. Chromosomes
4. The equatorial plane
5. Anaphase
6. Cytokinesis
7. nucleolus
8. Interphase
9. The centromere of each pair of sister chromatids
10. Prophase
which of the following neurons conducts impulses from the brain stem or spinal cord to the thalamus?
A. first order neurons
B. second order neurons
C. third order neurons
D. all of these
Answers
Second order neurons conducts impulses from the brain stem or spinal cord to the thalamus. Hence the option B is correct.
The correct answer is B. Second order neurons conduct impulses from the brain stem or spinal cord to the thalamus. First order neurons are responsible for transmitting sensory information from the periphery to the spinal cord or brainstem, while third order neurons transmit information from the thalamus to the cortex. Second order neurons are an important part of the sensory pathway and are responsible for relaying information to higher centers in the brain for further processing.
They play a critical role in sensory perception and are involved in the integration and interpretation of sensory information. It is important to understand the functions of different types of neurons to better understand the complex processes involved in sensory processing and perception.
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The fatty acid synthase complex catalyzes the synthesis of palmitate (16:0) using carbon derived from acetyl‑CoA and NADPH as a reducing equivalent.
What is the source of the NADPH used in reductive palmitate biosynthesis?
A. The citrate shuttle and nicotinamide nucleotide transhydrogenase (NNT) each produce seven NADPH molecules.
B. The pentose phosphate pathway produces six NADPH molecules, and the citrate shuttle produces eight molecules.
C. The pentose phosphate pathway produces all 14 molecules of NADPH .
D. The pentose phosphate pathway produces four NADPH molecules, isocitrate dehydrogenase produces six molecules, and malic enzyme 1 produces four molecules.
Answers
The source of the NADPH used in reductive palmitate biosynthesis is c) the pentose phosphate pathway produces all 14 molecules of NADPH.
NADPH is an essential reducing agent that is required for biosynthetic pathways in cells, including fatty acid biosynthesis. The fatty acid synthase complex catalyzes the synthesis of palmitate using carbon derived from acetyl-CoA and NADPH as a reducing equivalent. The source of NADPH used in reductive palmitate biosynthesis is the pentose phosphate pathway.
The pentose phosphate pathway is a metabolic pathway that generates NADPH and ribose-5-phosphate, which are important for nucleotide biosynthesis. The pathway consists of two distinct phases: the oxidative phase and the non-oxidative phase. The oxidative phase generates NADPH by oxidizing glucose-6-phosphate, while the non-oxidative phase interconverts pentose phosphates and glycolytic intermediates. In total, the pentose phosphate pathway produces 14 molecules of NADPH per glucose molecule.
Other metabolic pathways also produce NADPH, such as the citrate shuttle and isocitrate dehydrogenase. However, the pentose phosphate pathway is the primary source of NADPH for fatty acid biosynthesis. This is because fatty acid synthesis requires a large amount of NADPH, and the pentose phosphate pathway is capable of generating a sufficient amount of NADPH for this purpose.
In conclusion, the pentose phosphate pathway is the primary source of NADPH used in reductive palmitate biosynthesis. The pathway produces all 14 molecules of NADPH required for fatty acid biosynthesis. Understanding the sources of NADPH is important for understanding cellular metabolism and for developing therapies that target metabolic pathways in disease.
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Simple diffusion is another type of passive transport where molecules move from high to low concentration and it does not require energy however a _________________ is needed.
Answers
Option2) kinetic energy.
If none of these options are right. Can I please have the right answer, I would love to know.
- shape and size of cells are related to the function
they perform . Explain with example
Answers
Answer:
Cell size is limited by a cell's surface area to volume ratio. A smaller cell is more effective and transporting materials, including waste products, than a larger cell. Cells come in many different shapes. A cell's function is determined, in part, by its shapeQUESTION 1 (4 MARKS) The equivalent dose represents an absorbed dose to an organ or tissue, weighted by factors, WR, considering the biological efficiency of the type of radiation. By providing appropriate justifications, rank the different types of radiations as listed below from more harmful radiations per unit absorbed dose to those being less harmful. 1. Beta (B) and gamma (y) radiations 2. Protons 3. Alpha (a) particles
Answers
The ranking considers the relative ionizing power and energy deposition characteristics of each radiation type. Alpha particles, due to their high ionization density and short range, pose the highest risk per unit absorbed dose.
Ranking the different types of radiations in terms of their harmfulness per unit absorbed dose:
1. Alpha (α) particles: Alpha particles have a relatively large mass and charge, making them highly ionizing and more harmful per unit absorbed dose. They deposit a significant amount of energy in a short distance, causing severe damage to tissues and organs.
2. Beta (β) and gamma (γ) radiations: Beta and gamma radiations are less harmful per unit absorbed dose compared to alpha particles. They have lower ionizing power and can penetrate deeper into tissues. While still potentially harmful, their ability to cause damage is generally lower than that of alpha particles.
3. Protons: Protons, despite having a mass and charge similar to alpha particles, are less harmful per unit absorbed dose. They deposit energy over a larger distance, resulting in a lower concentration of energy deposition in tissues. This makes them relatively less damaging compared to alpha particles.
Beta and gamma radiations have lower ionization density and can penetrate tissues more deeply. Protons, while still ionizing, deposit energy over a larger range, reducing their harmfulness per unit absorbed dose.
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Which of the following statements BEST describes the process represented in the model?
The process is mitosis, which produces six genetically identical diploid daughter cells having 23 chromosomes each.
The process is mitosis, which produces two genetically identical diploid daughter cells having 23 chromosomes each.
The process is meiosis, which produces four genetically different haploid daughter cells having 23 chromosomes each.
The process is meiosis, which produces four genetically identical haploid daughter cells having 23 chromosomes each.
Answers
The correct statements that best describes the process represented in the model is The process is mitosis, which produces two genetically identical diploid daughter cells having 23 chromosomes each.
The correct option is B.
What is mitosis?In cell biology, mitosis is described as a part of the cell cycle in which replicated chromosomes are separated into two new nuclei.
Mitosis is known to occur in four phases. The phases are called prophase, metaphase, anaphase, and telophase
In the model described below, process described is mitosis, which produces two genetically identical diploid daughter cells having 23 chromosomes each.
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How long after a primary response do signiifcant amounts of antibody appear in blood?
Answers
It takes 4 to 7 days after a primary response do significant amounts of antibody appear in blood. The primary immune response is characterized by the appearance of IgM class.
Typical adaptive antibody response is shown as the relative concentration of serum antibodies weeks after injection of an animals with antigens A or mixture of antigen A and B. Antigen specific T and B cells which is called lymphocytes are activated , their number expand some memory cells remain resulting in memory for the specific antigens.
A primary 1 degree immune response that occur following the first exposure to foreign antigen. A secondary 2 degree following subsequent exposures.
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how does the shape of a nerve cell help the nervous system send messages
Answers
Answer:
Why are nerve cells shaped the way they are? Nerve cells are shaped like long wires so they can carry messages form one end of the body to the other. Some nerve cells in the brain can keep their information and send out messages for a long time.
Explanation:
1. according to the case, jaelyn's urine cultures showed pseudomonas aeruginosa. if a gram stain was conducted on the bacterial cells in her urine, what color would the cells appear under the microscope?
Answers
When gram-stained, gram-positive bacteria have a violet color when viewed under a microscope. After being stained, Gram-negative bacteria are counterstained and typically turn pink.
Light microscopy is difficult to use to see cells. Dyeing cells to a specific color gives us a better understanding of their structure and characteristics. These dyes can be used to highlight specific cellular structures because they react with various chemical properties of proteins, nucleic acids, and carbohydrates.
Cell staining under a microscope is a method for getting a better look at cells and parts of cells. It is easier to see a cell wall or nucleus when different stains are used. While most stains can be applied to non-living (fixed) cells, only some can be applied to living ones.
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Help me please with 1 and 2 you’ll get brainlest if ur right
Answers
Answer:
Question 1~ "particles that make up matter have kinetic energy" & "particles that make up matter are always in motion".
Question 2~ a- liquid
b- solid
c-gas
hope this helps!!!
What 2 subatomic particles are found here? Charge? Size?
What subatomic particles are in rings around the nucleus? Charge? Size?
If the atom is neutral, what is the atomic number?
What element is this?
If the atom has the same # neutrons as protons, what would be it’s atomic mass?
If you added another neutron, you would have a different ______
If you added another proton, you would have a different ______
Which electron- A or B- has more potential energy? Why?
How many more electrons could fit in the outermost shell?
These sheets are subdivided into ______ that hold _____ electrons each.
Which atomic particle may be lost/gained in chemical reactions? Why would atoms lose/gain them?
Answers
Explanation:
neutrons ,0and protons+1,1.11x10^-15
7
nitrogen
14
nucleon number
atomic number
A,the one far from the nucleus
3
electron, to be stable