Where does a hydrogen bond form between 2 water molecules?
Answers
Answer:
Water molecules forming hydrogen bonds with one another. The partial negative charge on the O of one molecule can form a hydrogen bond with the partial positive charge on the hydrogens of other molecules. Water molecules are also attracted to other polar molecules and to ions.
Answer:
The partial negative charge on the O of one molecule can form a hydrogen bond with the partial positive charge on the hydrogens of other molecules. Water molecules are also attracted to other polar molecules and to ions. I hope this helps, I looked it up on google.
Explanation:
Related Questions
What happen if the dna is not divided evenly between cell?
Answers
Answer: Since the cell is dividing it needs two copies of its DNA - one is kept by the parent cell and the other is passed to the daughter cell. If cells don't replicate their DNA or don't do it completely, the daughter cell will end up with no DNA or only part of the DNA. This cell will likely die
:p
Answer:
Since the cell is dividing it needs two copies of its DNA - one is kept by the parent cell and the other is passed to the daughter cell. If cells don't replicate their DNA or don't do it completely, the daughter cell will end up with no DNA or only part of the DNA. This cell will likely die.
Explanation:
the movement of waste substances from the blood into the kidney tubules is due to the process called
Answers
Answer:
excreation
Explanation:
it is the process to remove waste from body
A population of 40 deer are introduced into a wildlife sanctuary. It is estimated that the sanctuary can
sustain up to 600 deer. Absent constraints, the population would grow by 60% per year. Estimate the population
after one year Pi Estimate the population after two years P2 -
Answers
The population of deer in the wildlife sanctuary can be estimated using the formula:
P(t) = P(0) * (1 + r)^t
where P(t) is the population after t years, P(0) is the initial population, r is the growth rate per year, and t is the number of years.
In this case, the initial population (P(0)) is 40 deer, the growth rate (r) is 60% per year (0.60), and we need to estimate the population after one year (P1) and two years (P2).
To calculate P1:
P(1) = 40 * (1 + 0.60)^1
P(1) = 40 * (1 + 0.60)
P(1) = 40 * 1.60
P(1) = 64
Therefore, the estimated population after one year is 64 deer.
To calculate P2:
P(2) = 40 * (1 + 0.60)^2
P(2) = 40 * (1 + 0.60)^2
P(2) = 40 * 1.60^2
P(2) = 40 * 2.56
P(2) = 102.4
Therefore, the estimated population after two years is 102.4 deer.
It's important to note that these are estimates and assume that there are no constraints on the population growth. In reality, factors like limited resources, predation, and disease can affect the growth rate and population size.
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Which of the following is true regarding protein synthesis in prokaryotes?
Extensive RNA processing is required before prokaryotic transcripts can be translated.
Translation can begin while transcription is still in progress
Prokaryotic cells have multiple mechanisms for targeting proteins to the appropriate cellular organelles
Unlike eukaryotes, prokaryotes require no initiation or elongation factors
Answers
Answer:
the answer might be A
Explanation:
_____ ______ are unusual associations made in order to remember the material better psychology
Answers
Mnemonic devices are unusual associations made in order to remember the material better.
What do Mnemonic devices mean?Mnemonic devices can be considered as the usage of different memory strategies in order to remember huge volumes of info and data about a particular study and or research based material, which may be very useful in regular disciplines such as systematic and taxonomy (biology field).
Therefore, with this data, we can see that mnemonic devices are based on distinct memory strategies in order to remember all the studied material in a given field and or discipline.
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3. The Seventh Amendment protects
C. the right to bear arms
A. people from cruel and unusual punishment
B. the right to a jury in a civil case
D. people's houses from being searched
without a warrant
Answers
what is the reproductive organ of ferns
A. Cone
B. Stem
C. Fronds
D. Flowers
Answers
Answer:
Stems are the reproduction organ of ferns I think.
_____ thought capitalism would inevitably lead to revolution
because there is contradiction between the wealth created for some
and the immiseration and poverty created for others .
Answers
The person who thought capitalism would inevitably lead to revolution because there is a contradiction between the wealth created for some and the immiseration and poverty created for others was Karl Marx. Marx's idea of capitalist exploitation is that it is a mechanism by which the bourgeoisie
(owners of the means of production) would accumulate more than 100% of the value of a worker's work since the laborer receives only a tiny portion of the value of their work while the rest goes to the capitalist who owns the means of production. Marx argued that capitalism is inherently exploitative and that workers would eventually become aware of this and rise up in a revolution to overthrow the capitalist system. He predicted that this would happen because capitalism creates an inherent conflict between the working class, who are exploited, and the capitalist class, who own the means of production and control the wealth of society.
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Sea stars encounter predators and underwater currents that can dismember their bodies. When a sea star loses an arm, the separated limb can grown into a new sea star. What processes make this possible?
A. meiotic cell division
B. degenerative division
C. sexual reproduction
D. asexual reproduction
Answers
when tryptophan levels are high, a stem loop structure forms between which two complementary regions of the trpl mrna?
Answers
When tryptophan levels are high, a stem-loop structure forms between the complementary regions of the trpL mRNA known as the trpL leader region and the trpL attenuator region.
Tryptophan is an essential amino acid that plays a vital role in various biological processes. It is one of the 20 standard amino acids used by cells to build proteins. Tryptophan cannot be synthesized by the human body, so it must be obtained from the diet.
In addition to its role in protein synthesis, tryptophan is also a precursor for the production of important neurotransmitters such as serotonin and melatonin. Serotonin is involved in regulating mood, appetite, and sleep, while melatonin is involved in regulating the sleep-wake cycle. Tryptophan also plays a critical role in immune system function. It is involved in the synthesis of nicotinamide adenine dinucleotide (NAD), a coenzyme involved in energy metabolism, and is required for the synthesis of the vitamin niacin.
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How does water relate to the ability of a living thing to generate usable energy? Water is a polar molecule.
Water is responsible for the generation of energy in the cell.
Without the proper balance of water, chemical reactions in cells could not take place.
Answers
Answer:
Without the proper balance of water, chemical reactions in cells could not take place.
The ability of a living thing to produce energy depends so much on water because proper balance of water, chemical reactions in cells could not take place.
What is the importance of water in the body?Water is an essential requirement for life to exist.
The correlation between the presence of life and water in a given environment is very strong.
The importance of water in the body includes:
It serves as a medium in which the cells contents are bathed.It serves as a the medium in which metabolic activities of the cell.It helps in removal of water.It takes part in many chemical reactions in the body.Therefore, without the proper balance of water, chemical reactions in cells could not take place.
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A cell membrane is very specific about what it allows across. How does this
help the cell?
OA. Transport proteins allow only enzymes to pass through the
membrane.
B. The cell works better when it contains fewer proteins.
C. It helps the cell absorb as many different molecules as possible.
OD. It is better for the cell if most molecules are prevented from
entering.
SUBMIT
Answers
Answer:
OA
Explanation:
because it's selectively permeable
Is Plant Food our main source of our food molecules?
Answers
Answer:
Yes
Explanation:
Plants are the main source of food for humans
-would you expect someone with emphysema to have a greater or lesser vital capacity than someone without the disease ? why?
Answers
It is expected someone with emphysema has a lesser vital capacity than someone without the disease simply because it decreases the ability to recover air during the process of breathing.
What is an emphysema medical condition?An emphysema medical condition may be considered as a health problem that decreased the ability of the lungs to take air due to impairment in the process of exhalation, which causes shortness of breathing responses in the individual affected by this problem. Emphysema is caused by injuries that are able to affect the air sacs present in the lung tissues, which decrease the ability to interchange gases (oxygen and carbon dioxide) during respiration.
Therefore, with this data, we can see that emphysema is a medical condition that decreases the ability to breathe and thus also it is detrimental to the vital capacity of the lungs.
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Which of the following best describes the result of a mutation in an organism's DNA?
A - The mutation may produce a zygote
B -The mutation always causes the cell to die
C -The mutation may cause phenotypic change
D - The mutation creates entirely new organisms
Answers
The best answer for how a DNA mutation affects an organism's phenotype is: The mutation may result in phenotypic change.
What is the most probable reason for an organism's DNA to change?Errors in DNA replication or the harmful impacts of mutagens, such as chemicals and radiation, which react with DNA and alter the structures of individual nucleotides, are the two main causes of mutations.
What do DNA mutations, chromosome structure variations, and chromosome number changes mean?A chromosomal mutation in biology is a change in the DNA strands that make up the chromosomal regions. This can happen when changes in chromosome structure take place, as well as when the number of chromosomes or chromosome sets (ploidy) in a genome increases or declines.
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Which structures are most important in determining evolutionary relationships between organisms-analogous, homologous or vestigial? Rank the
structures from most to least important with the most important at the top.
=Analogous
Homologous
Vestigial
Answers
The structures that are most important in determining evolutionary relationships between organisms-analogous, homologous or vestigial from most to least important with the most important at the top will be:
Homologous.VestigialAnalogousHow to illustrate the evolution?Analogous traits lack the shared evolutionary history of homologous traits, which allowed them to arise. Because they show evidence of evolutionary relationships, homologous structures are more significant to evolutionary biologists than analogous structures.
The retention of genetically determined traits or structures that no longer serve their original purpose in a given species is known as vestigiality.
In conclusion, the ranking is illustrated above.
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Hormones produce their effect by binding to specific tissue recognition sites called:
Answers
Ablation of the amygdala and limbic system would primarily result
O attenuation of aggressive behaviors.
O loss of ability to detect olfactory inputs. O no noticeable effects. O loss of voluntary muscle contraction.
Answers
Ablation of the amygdala and limbic system would primarily result in the attenuation of aggressive behaviors.
The amygdala and limbic system play crucial roles in regulating emotions, including aggression.
The amygdala, in particular, is involved in processing and responding to emotional stimuli, including fear and aggression.
By removing or damaging these structures through ablation, it can lead to a reduction in aggressive behaviors.
It's important to note that the amygdala and limbic system are involved in a range of other functions as well, including memory, motivation, and the processing of certain sensory inputs.
However, in the given options, the primary result of ablation of the amygdala and limbic system would be the attenuation of aggressive behaviors.
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Emission lines are lines that are made when wavelengths of light are given off by cooling gases.
O True
O False
Answers
Answer:
Its FALSE on edge
Explanation:
When cooling gases emit light wavelengths, lines known as emission lines are created. The first people to notice constellations were the ancient Romans and Greeks.
What Emission lines that are made when wavelengths light?Monochromatic light has a single wavelength and is generated by lasers, which exploit transitions between two atomic energy levels to generate light with an extremely restricted range of wavelengths.
While emission lines refer to the lines of light produced by burning hot gas, absorption lines refer to the tendency of cool ambient gas to absorb the same lines of light.
Some light at specific wavelengths is scattered when it travels through the atmosphere's gas, producing darker bands.
Therefore, It is false that Emission lines are lines that are made when wavelengths of light are given off by cooling gases.
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find the LCM of two numbers if there product is 160 and hcf is 4.
Answers
Answer:
40
Explanation:
given
product of two numbers =160
hcf =4 we know that
hcf*LCM=product of the numbers
LCM*4=160
LCM=160/4
LCM=40
pipets are used to measure and dispense small amounts of liquids. you should draw the liquid into the pipet using your mouth. true/false
Answers
Pipettes are used to measure and dispense small amounts of liquids. You should draw the liquid into the pipette using your mouth. The given statement is true.
A pipette is a laboratory tool used to transport a predetermined amount of liquid, often as a media dispenser, in chemistry, biology, and medicine.
Pipettes are typically used to move small amounts of fluid or to measure and dispense liquid in milliliters. Micropipettes are more precise and subscriber when trying to measure less than 1 mL.
Pipets are instruments that measure and distribute small amounts of liquid. Using your mouth, draw the liquid into the pipette.
Even if the facilitator is not present, laboratory work can begin immediately after entering the laboratory. Never detach chemicals or other laboratory equipment.
Thus, the given statement is true.
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All intrinsic muscles of the tongue are innervated by cranial nerve XI. True FalseThe thyrocervical artery participates in the posterior formation of the Circle of Willis. True False
Answers
The given statement, "All intrinsic muscles of the tongue are innervated by cranial nerve XI" is False. and "The thyrocervical artery participates in the posterior formation of the Circle of Willis" is also False.
The innervation of the intrinsic muscles of the tongue is provided by the hypoglossal nerve, also known as the twelfth cranial nerve. The hypoglossal nerve is a pure motor nerve that is responsible for the movement of the muscles of the tongue.
The Circle of Willis is a ring-like arterial structure that encircles the base of the brain. It is formed by the union of the vertebral arteries and the internal carotid arteries. The thyrocervical artery is a branch of the subclavian artery that supplies blood to the neck and the upper limb. It does not participate in the formation of the Circle of Willis.
Hence, the given statement is false.
Therefore, both statements are false.
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Me and you te7277sc0309 i luv your story and love how it is based on you and me and our true love we have together. Their is nothing else that makes me feel the same you do. I would not know how to live without you i would be sad and alone not wanting to be with anyone ever again. how do you feel about us?
Answers
Answer:
i think you to would get along great. good job ,man
Explanation:
Answer:
congrats.
you lucky you have a girl oof
If a diploid cell has 20 chromosomes, how many chromosomes will be in its haploid cell? If a germ cell has 10 chromosomes, how many chromosomes will be in its somatic cells? If a cell in G1 phase has 4 chromosomes, how many chromosomes will it have by the end of meiosis? If an unknown cell is going through mitosis, is it a germ cell or a somatic cell? By the time an unknown cell finishes meiosis, is it a haploid or somatic cell?
Answers
Answer:
20
Explanation:
I'm randomly guessed
Post-Lab Analysis:
Research the pathway of how oxygen is taken from the atmosphere to how it is used by our muscle tissue.
Double click on the text box below. Correctly arrange the steps of the pathway by arranging the boxes from top to button.
Red blood cells carry oxygen to the muscle tissues of the body (cells)
Oxygen in the circulatory system (blood) attaches to the hemoglobin molecule on red blood-cells
The muscle tissues use the ATP molecule to function properly
Oxygen diffuses across the cell membrane of the cell
Inhaled oxygen travels through the respiratory system to the lungs
The oxygen in the lungs diffuses to the circulatory system (blood)
Oxygen in the air is inhaled by the respiratory system (nose and mouth)
Oxygen inside the muscle cell is used by the mitochondria to produce the energy molecule adenosine triphosphate (ATP).
Answers
Answer:
Oxygen in the air is inhaled by the respiratory system (nose and mouth)Inhaled oxygen travels through the respiratory system to the lungsThe oxygen in the lungs diffuses to the circulatory system (blood)Oxygen in the circulatory system (blood) attaches to the hemoglobin molecule on red blood-cellsRed blood cells carry oxygen to the muscle tissues of the body (cells)Oxygen diffuses across the cell membrane of the cellOxygen inside the muscle cell is used by the mitochondria to produce the energy molecule adenosine triphosphate (ATP).The muscle tissues use the ATP molecule to function properly2.
A tropical forest has several species of
mammals like deer, rabbits, and squirrels. The
rabbits feed on the grass, the deer feed on
relatively bigger plants, and the squirrels feed
on fruits and nuts. In this scenario, which of the
following statements is correct?
Answers
The scenario given in the questions describes the habits of herbivores in a tropical rainforest.
An animal is considered a herbivore if it only consumes plants for food. An herbivore is adapted physically and physiologically to consume plant material as the majority of its diets, such as foliage or marine algae. Herbivorous animals often have mouthparts adapted for rasping or grinding due to their diet of plants.To survive, herbivores require a lot of energy. The environment needs a lot of plants to nourish your herbivores. In the given example of a tropical rainforest, enough foliage is present in different varieties to nourish the animals thriving there such as deer, rabbits, and squirrels.Moreover, the eating habits of the above-mentioned herbivores are slightly different, i.e., rabbits eat grass, deer consume shrubs and squirrels consume fruits and nuts. This reduces the competition between the three species to survive in the same ecosystem.
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Please help! skin melanocytes produce the protein melanin, which gives the skin pigment. muscle cells do not produce melanin. which statement explains this difference between skin melanocytes and muscle cells?
A. muscle cells rely on rna, while melanocytes rely on dna.
B. melanocytes and muscle cells express different genes.
C. muscle cells destroyed the gene for melanin, but melanocytes did not.
D. melanocytes contain different genes from muscle cells
Answers
Answer:
The correct answer is B. "Melanocytes and muscle cells express different genes."
Although all cells in an organism (such as a human) contain the same DNA, different cell types express different sets of genes. Gene expression is the process by which specific genes are activated to produce a needed protein. In this case, the gene responsible for melanin production is expressed in melanocytes, but not in muscle cells.
This does not mean that muscle cells have destroyed the gene for melanin (as stated in option C) or that melanocytes contain different genes from muscle cells (as stated in option D). All cells within an organism contain the same genes, but not all genes are expressed in every cell. The process of gene expression is regulated by the cell to ensure that each cell type functions properly.
Option A is also incorrect because all cells, including both muscle cells and melanocytes, rely on both DNA (for storing genetic information) and RNA (for transmitting that information and producing proteins). DNA is transcribed into RNA, which is then translated into proteins. This process occurs in all cells.
The statement explains the difference between skin melanocytes and muscle cells is - melanocytes and muscle cells express different genes. So option b is correct.
Melanocytes are dark, dendritic-shaped, highly differentiated cells that secrete melanin, a pigment found in melanosomes, which is the primary function of melanocytes.
Melanocytes are a type of cell derived from the neural crest. They form a synapse with keratinocytes through their dendrites in the epidermis. Melanocytes play an important part in skin pigmentation and their role in the generation and distribution of melanin has been extensively studied.
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The ___ revolution is responsible for much of the pollution the earth experiences today
Answers
The Industrial Revolution is responsible for much of the pollution the earth experiences today.
What is Industrial revolution?The Industrial Revolution was a period of rapid industrialization that took place in the 18th and 19th centuries, and it was characterized by the development of new technologies and methods of production that greatly increased the efficiency and output of industry. However, this period of rapid industrialization also led to the increased production of pollutants such as greenhouse gases, toxic chemicals, and solid waste, which have had negative impacts on the environment and human health.
The pollution caused by the Industrial Revolution continues to be a major problem today, and addressing this pollution is an important challenge for governments, businesses, and individuals around the world.
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The_____ division dominates control of many visceral organ effectors under normal everday conditions
Answers
I hope it's right
(HELP) Which of the following best describes carrying capacity?
the number of young an animal can bear
the amount of food an animal can consume
the amount of grass a pasture can sustain
the number of livestock a pasture can sustain
Answers
Answer: the number of livestock a pasture can sustain
Explanation: