Answers
Answer:
Polar covalent molecule
What is a Polar Covalent Bond?
A covalent bond in which the electrons are not shared equally, giving the bond some ionic character.
The atom which tends to attract these shared electrons, or more precisely speaking, the electron density of the bond towards itself is said to be electronegative .
For example, the bond between H and F in an HF molecule is a polar covalent bond. The F atom being more electronegative tends to attract the shared electrons towards itself.
Due to differences in electronegativity, different atoms will have a stronger pull on electrons, creating a dipole. This can be seen in water, H20. The oxygen atom has a much higher electronegativity than the hydrogen atoms. This leads the electrons shared between the atoms to spend a majority of their time in space around the oxygen atom. Because electrons carry a negative charge, their increased presence around oxygen creates a partially negative pole there, and their absence from hydrogen creates a partially positive pole on the opposing end.
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Related Questions
This is confusing, help please
Answers
Answer:
C: the song bird
Explanation:
Birds follow a type II or in your case a type B survivorship curve. Unlike elephants which are a Type I or Type A, and the bugs are Type III or Type C in your case.
Answer: I think it would be (C)
Explanation:
I really hope this helps
Which is least affected by chemical weathering?(1 point) Responses a bridge made of iron rods a bridge made of iron rods a statue made of marble a statue made of marble a chair made of plastic a chair made of plastic a pile of tiles made of feldspar
Answers
The option that is least affected by chemical weathering is D. A pile of tiles made of feldspar.
What is Chemical weathering?Weathering is the term which is referred to as the process in which rocks are broken down into smaller particles through various types of action and mechanism. On the other hand, chemical weathering involves the breakdown of rocks through chemical reactions occurring between the substances involved.
Clay minerals such as quartz, feldspar etc are least affected by chemical weathering due to the absence of chemical reactions occurring thereby making it the most appropriate choice in this scenario.
In conclusion, the correct option is D.
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true or false? all elements are compounds
Answers
i need to know if its true or false ?
Answers
The correct option is FALSE. Mutations either benefical or harmful do not appear on purpose at all. Their outcome is completely unknown.
True or false: muscles take in nutrients and realease energy and heat
Answers
Answer:
True
Explanation:
Answer:
false
Explanation:
Fresh milk has several parts that a farmer can separate and sell. A farmer removes the top layer of fat from fresh milk. What property does the farmer use to separate the fat from the rest of the milk?
A. density
B.Magnetism
C. Boiling Point
D. Electrical Conductivity
Answers
The fats present in the top layer of fresh milk can be separated from the rest of the milk by the help of density gradient. Thus, the correct option is A.
What is density gradient?Different molecules present in a cell or liquid can be separated on the basis of density gradient. Density gradient is the difference in the density of compounds. It is a spatial variation in density over an area in a compound or cell. It is used to describe the changes in the densities of matter. This is used widely in laboratory for the purpose of the separation of compounds such as DNA, RNA, proteins, cell organelles.
The fats present in milk does not mix well due to difference in their densities with the other parts of the milk. The fats in milk has a lower density than the other compounds present in the milk.
Therefore, the correct option is A.
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Complete the statements below by choosing the correct
part of the neuron from the drop-down menus.
Information enters the neuron through structure
Information passes through structure to reach
structure
Information leaves the neuron through structure
A
B
С
D
E
Answers
Information enters the neuron through structure A (dendrites).
Information passes through structure B (the cell body or soma)Information leaves the neuron through structure C (the axon)What is the neuron about?In a neuron, the dendrites are the structures that receive incoming signals from other neurons. These signals are then processed by the cell body or soma, which is the part of the neuron that contains the nucleus and other organelles.
Therefore, The processed signals then travel along the axon, which is the long, thin extension of the neuron that carries the signals to the next neuron or to the target cell. The signals are then passed on to the next neuron or target cell through specialized structures called synapses.
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18
In the second stanza, what does the speaker call "Mines of gold"?
A.nectar from the flowers
B.colors of the flowers
C.height of the flowers
D.smell of the flowers
Answers
The correct answer is B.
In the second stanza, the speaker calls "Mines of gold" to the colors of the flowers.
The second stanza in the poem 'To the Cuckoo' by William Wordsworth talks about the beauty of flowers and the way they provide nourishment and food to the bees. "The "Mines of precious stones" refer to the beauty of the flowers and how they contain nectar, which is like gold to the bees as it provides nourishment to them. Therefore, the speaker calls "Mines of gold" to the colors of the flowers.For such more questions on flowers
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24. SC.912.L.16.2Mr. and Mrs. Howard are deciding whether to have children. A physician advises them both to tested forthe allele that causes Tay-Sachs Disease, which is a fatal genetic disorder. The couple asks the followingquestion to the physician:"Neither of us have Tay-Sachs Disease, so how could our children inherit it?"a.Which is the most accurate and useful response to the Howards' question?Tay-Sachs is caused by a recessive allele, so you both could be carriers.ab. Tay-Sachs is caused by a dominant allele, so either of you could be a carrier.Tay-Sachs is caused by an X-linked allele, so you both could be carriers.d. Tay-Sachs is caused by a Y-linked allele, so you both could be carriers.c.
Answers
The most accurate and useful response to the Howards' question is:
a. Tay-Sachs is caused by a recessive allele, so you both could be carriers.
How do Demetri's results show that digestive enzymes are crucial to maintaining homeostasis in the body?
Answers
In addition to breaking down food so that the nutrients may be absorbed, enzymes also generate vitamins like biotin and vitamin K and protect the body from dangerous microorganisms.
What is homeostasis?
Biological system's ability to self-regulate and maintain stability while responding to shifting environmental factors is known as homeostasis.
The body needs a steady supply of nutrients from food that has been digested. They are crucial for maintaining health and carrying out bodily tasks. The body may absorb and use food that has been broken down by the digestive system.
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Listed in the Item Bank are key terms and expressions, each of which is associated with one of the columns. Drag and drop each item into the correct column. Order does not matter.
(Picture Posted)
Answers
According to the question the Sexual Reproduction: Horse egg and sperm unite.
What is Reproduction?Reproduction is the biological process by which organisms produce new individuals of their own kind. In most cases, it involves the fusion of two specialized reproductive cells, the female egg and the male sperm, to form a new and unique organism. Reproduction is a fundamental characteristic of all known life forms and is the process by which living things propagate their species. Asexual reproduction, which is reproduction without the fusion of gametes, is also common in some species, such as bacteria and plants. Reproduction is essential for the continuation of life on earth and is the foundation of the human population.
Asexual Reproduction: Bacteria divide by fission, A mushroom releases spores, A yeast cell develops a "bud", A pine tree releases pollen that gets trapped in a seed cone, Strawberry plant with runners.
Bacteria swap DNA during conjugation: Bacteria swap DNA during conjugation.
Gametes from protozoans fuse: Gametes from protozoans fuse.
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Where do light-independent reactions occur during photosynthesis?
Answers
Answer:
The light-independent reactions of photosynthesis take place within the stroma. It contains enzymes that work with ATP and NADPH to “fix” carbon from carbon dioxide into molecules that can be used to build glucose. The chloroplast’s own genetic material (separate from that of the cell) is also stored in the stroma.
The interior of the chloroplast contains another membrane—the thylakoid membrane—which is folded to form numerous connected stacks of discs. Each disc is a thylakoid and each stack is a granum (pl. grana).
The light-dependent reactions of photosynthesis take place within the thylakoids. These reactions occur when the pigment chlorophyll, located within the thylakoid membranes, captures energy from the sun (photons) to initiate the breakdown of water molecules.
how food energy is transferred through a kelp forest food chain identify the roles of the organism in the food chain identify the producer, primary consumer(herbivore) secondary consumer and tertiary consumer
Answers
Energy is transferred through a kelp forest food chain, starting with the kelp as the producer, followed by herbivores as primary consumers, and then secondary and tertiary consumers preying on each other.
What is the Kelp Forest Food Chain?In a kelp forest food chain, the producer is the kelp itself, which uses sunlight to perform photosynthesis and create organic matter.
The primary consumers are herbivores, such as sea urchins, snails, and abalone, that feed on the kelp. Secondary consumers, such as small fish, crabs, and octopuses, prey on the herbivores, while tertiary consumers, such as sea otters and larger fish, feed on the secondary consumers.
Energy is transferred through the food chain as each organism consumes the organism below it, with energy being lost at each trophic level due to heat and metabolic processes. The kelp forest food chain is an example of how energy flows through an ecosystem, with each organism playing a vital role in maintaining the balance and sustainability of the ecosystem.
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What is a Cortland Apple's diameter? (In Millimeters)
Answers
Answer:
Cortland apples are 2-4 Inches in Diameter Normally and 1in=25.4m so it ranges from
50.8 - 101.6 Millimeters
10. Which event in the table have scientists proposed can be attributed to volcanic eruptions, a drop in sea
levels and a possible large asteroid or comet strike?
A. formation of Earth
B. extinction of the dinosaurs
C. end of the last glacial period
D. early human ancestors appear
Answers
Answer: The correct answer is B. extinction of the dinosaurs
Explanation: Confirmed correct.
Answer:
The correct answer is B. Extinction of the Dinosaurs
I rlly hope I helped :)
Active transport move particles in and out of the cell_____
Answers
Answer:
against the concentration gradient
Explanation:
are genes truly inherited 100% independently
Answers
Answer:
You receive 50% of your genes from each of your parents, but the percentages of DNA you received from ancestors at the grandparent level and further back are not necessarily neatly divided in two with each generation.
Explanation:
So No
Answer:
NO
Explanation:
You recieve exactly 50% of your genes from your mom and 50% from your dad. In total you will have a total of 100% but from two seperate sources. Hope this helps ;)
A species of bird on the mainland can have yellow (bb), blue (BB), or green (Bb) plumage. A few yellow birds land on a ship and are carried past an island, which they land on and settle. The resulting population of birds would have an allele frequency of:
Answers
Answer:
The resulting population of birds would have an allele frequency of "b"
Explanation:
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How can one calculate the product loss during the production of salami without using prices?
Answers
Therefore, by calculating the yield percentage, one can determine the amount of product loss during the production of salami without using prices.
How is salami calculated?The product loss during the production of salami can be calculated without using prices by using the concept of yield percentage. Yield percentage is the ratio of the weight of the final product to the weight of the raw material used in production, expressed as a percentage.
To calculate the yield percentage, one needs to know the weight of the raw material used and the weight of the final product. The difference between the two weights represents the product loss.
The yield percentage can be calculated using the following formula:
Yield percentage = (Weight of final product / Weight of raw material) x 100
For example, if 100 kg of raw material is used to produce 85 kg of salami, the yield percentage would be:
Yield percentage = (85 kg / 100 kg) x 100
Yield percentage = 85%
This means that 15% of the raw material was lost during the production process. The weight of the product loss can also be calculated by subtracting the weight of the final product from the weight of the raw material:
Product loss = Weight of raw material - Weight of final product
Using the same example, the product loss would be:
Product loss = 100 kg - 85 kg
Product loss = 15 kg
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Streptomyces griseus produces the antibiotic Streptomycin, which inhibits protein synthesis by binding to ribosomes and preventing the binding of fMet‐tRNA. Why isn’t S. griseus harmed by its own antibiotic?
Answers
Answer:
See the answer below.
Explanation:
Antibiotic-producing bacteria are generally known to have a mechanism that enables them to be resistant to their own antibiotics. The mechanism that enables them to be resistant to their own antibiotic depends largely on the mode of action of the antibiotic substance.
Some of the popular mechanisms used by bacteria to counter their own antibiotic substance include a mutation in the target gene, production of enzymes that inactivate the antibiotic compounds, or efflux of the compounds.
In the case of Streptomyces griseus, the inactivity of streptomycin has been linked with the production of a phosphatase inhibitor that prevents streptomycin from getting access to the target site. Hence, the organism is not harmed by its own antibiotic.
Which best describes the temperatures of a city located along a windward coast? summer temperatures that are very similar to an inland location at the same latitude warmer summer temperatures than an inland location at the same latitude cooler summer temperatures than an inland location at the same latitude winter temperatures that are less mild than an inland location at the same latitude
Answers
The sentence that best describes the temperatures of a city located along a windward coast is C.Cooler summer temperatures than an inland location at the same latitude.
What is affected by a body of water's temperature?A city on a windward coast experiences cooler summer temperatures than an area inland at the same latitude.
In comparison to an inland site at the same latitude, a city positioned along a windward coast will experience (b) lower summer temperatures. This area's predominant breeze originates from the lake, which will always have a moderating effect (both warmer in the winter and cooler in the summer). Climate, salt intake, hormone levels, carbohydrate intake, degree of physical activity, and some substances like alcohol and caffeine can all have an affect on total body water content.
Temperature is crucial because it affects the chemistry of water. At greater temperatures, chemical reactions typically proceed more quickly. Higher temperature water, especially groundwater, can dissolve more minerals from the underlying rock and will consequently have a higher mineral content.
Therefore, option C is correct.
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Which environment will most likely result in the formation of coal?
Responses
a riverbed in which sediment piles up after a flood or other natural disaster
a riverbed in which sediment piles up after a flood or other natural disaster
an area in which the remains of plants and animals have collected
an area in which the remains of plants and animals have collected
a shallow, salty inland sea
a shallow, salty inland sea
a small area located deep within a volcanic mountain
Answers
An environment will most likely result in the formation of coal is an area in which the remains of plants and animal remnants have collected. The correct option is B.
Thus, the environment that coal is most likely to originate in is one where plant and animal remnants have accumulated. Ancient plant and animal remnants that have been buried, heated, and compressed for millions of years are what coal is made of.
The pressure and heat from the earth's interior lead the organic material to transform into coal as it is buried further and deeper. Coalification is the name given to this process. In sedimentary rock formations, including those that were previously swamps or peat bogs, where plant debris and animal remnants was plentiful and could collect over time, coal is frequently discovered.
Thus, the ideal selection is option B.
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5. How are unicellular organisms different than multicellular organisms? *
They are the same
They are made of many cells
They are made of just one cell
O They are only classified as prokaryotes
Answers
Answer:
they are made up of many cells
Explanation:
I hope it may helps you
it is a true answer
Dr. Thalmus suggested that Tim take a regimen of Human Chorionic Gonadatropin (HCG), which has the same effects as Luteinizing Hormone (LH) Why would he recommend this
Answers
Answer:
Tim and his wife are trying to have babies
Explanation:
The hCG or the Human chorionic gonadotropin is the name of a hormone that is for the maternal recognition of pregnancy and is produced by the trophoblast cells which surrounds a growing embryo, and it eventually forms placenta after implantation.
Luteinizing hormone is also known as gonadotropin. This hormones is an important sex hormones for both men and women.
In the context, the doctor advised Tim to take a medical course of hCG that is having the similar effects like the luteinizing hormones as Tim and his wife is planning for babies.
the burning of coal to generate has been good in some ways and bad in others the electricity has allowed for an improvement in many areas of life but the burning of coal is also responsible for a great deal of pollution which activity helps solve the pollution problem through the use of new technology
Answers
The burning of coal to generate has been good in some ways and bad in others. The electricity has allowed for an improvement in many areas of life but the burning of coal is also responsible for a great deal of pollution.
Pollution problem is solved through the use of new technology such as carbon capture and storage, high-efficiency, low-emissions coal-fired power plants, and renewable energy sources such as solar, wind, and hydroelectric power.Carbon capture and storage is a process that captures carbon dioxide emissions from sources such as coal-fired power plants, transports them to a storage site, and stores them permanently underground.
Carbon capture and storage technology is an important tool in reducing greenhouse gas emissions and mitigating climate change.High-efficiency, low-emissions coal-fired power plants are designed to produce electricity with less coal and fewer emissions than traditional coal-fired power plants. These power plants use advanced technologies to improve the efficiency of the combustion process and reduce the amount of greenhouse gas emissions produced.
Renewable energy sources such as solar, wind, and hydroelectric power produce electricity without burning fossil fuels, so they do not produce greenhouse gas emissions or contribute to climate change. These sources of energy are becoming increasingly popular as the technology advances and the cost of producing electricity from renewable sources continues to decrease.
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One's motivation can lead people to interpret the same situation differently.
Please select the best answer from the choices provided
T
F
Answers
Answer:
True
Explanation:
Motivation can influence one’s perception by influencing focus and expectations. Got it right on the quiz.
Answer:
true
Explanation:
Distinguish the characteristics of three (3) types of rocks are essential for soil formation
Answers
Enzymes are
that act as biological catalysts. Enzymes speed up chemical reactions by lowering activation energies.
Answers
Answer:
Enzymes are biological catalysts that speed up chemical reactions by lowering the activation energy. Enzymes are proteins comprising one or more polypeptide chains. Enzymes have an active site that provides a unique chemical environment made up of certain amino acid R groups (residues).
Thyroid hormones contribute the metabolism of energy in the body
Answers
Thyroid hormones contribute to energy metabolism in the body through effects on the brain white fat brown fat skeletal muscle liver, and pancreas.
The thyroid hormone increases the basal metabolic rate. Increased expression of Na+K+ ATPase genes in various tissues increases oxygen consumption, respiratory rate, and body temperature. Depending on the metabolic status, it can induce lipolysis or lipid synthesis. This causes the thyroid gland to produce and secrete the hormones thyroxine and triiodothyronine into the bloodstream.
Thyroid hormones help the body use energy maintain body temperature, and keep vital organs such as the brain, heart, and muscles working properly and efficiently. The thyroid gland is an important endocrine gland that plays an important role in the metabolism, growth, and development of the human body. By constantly releasing a constant amount of thyroid hormone into the bloodstream.
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Three circuit diagrams are shown. Which statement about the circuit
diagrams is accurate?
Circuit A Circuit B Circuit C
A. Circuits A, B, and C are all series circuits.
OB. Circuits A and C are series circuits, and circuit B is a parallel
circuit.
C. Circuits A and B are series circuits, and circuit C is a parallel
circuit.
OD. Circuit A is a series circuit, and circuits B and C are parallel
circuits.
Answers
From the diagram, circuit a and b are series circuit while c is parallel. Option C
What is a parallel and series circuit?
The components in a parallel circuit are linked together so that the electric current can go along several different routes. The power source is directly connected to each component, forming parallel branches. While the current in a parallel circuit can vary, the voltage between each component is constant.
The components of a series circuit are connected one after the other to create a single path for the passage of electricity. While the voltage across each component can change, the current flowing through each component is constant.
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