why do nonmetals make up almost everything
Answers
Answer:
It is the most abundant
Explanation:
The four most abundant elements by mass in the human body are other nonmetals including oxygen (65%), carbon (18%), hydrogen (10%), and nitrogen (3%). The most abundant of the other nonmetals in the Earth's crust is oxygen which is the single most abundant element in the Earth's crust.
Related Questions
Yellowstone National Park has 124 wolves living in it.
Answers
Answer:
\(\huge\boxed{B}\)
Explanation:
You basically have to divide 124 and 3472.
124 ÷ 3472 = 0.0357
0.0357 wolves/mi^2
Therefore your answer would be letter b.
Good luck!~
What is the function of the cell membrane? A. To determine what materials can enter or leave a cell B. To package proteins in an animal cell C. To contain the genetic information of an organism D. To transport materials throughout a cell
Answers
Structure of Plasma Membranes
The primary function of the plasma membrane is to protect the cell from its surroundings. Composed of a phospholipid bilayer with embedded proteins, the plasma membrane is selectively permeable to ions and organic molecules and regulates the movement of substances in and out of cells.
briefly describe the effect of the mutation in each disease, and b) indicate why both copies of the relevant gene need to be affected before symptoms occur: sickle cell disease:
Answers
The mutation in sickle cell disease affects the hemoglobin protein and causes the red blood cells to become sickle-shaped, and both copies of the relevant gene need to be affected before symptoms occur due to the autosomal recessive nature of the disease.
The mutation in sickle cell disease causes a single amino acid substitution in the hemoglobin protein, resulting in the formation of abnormal hemoglobin molecules that can cause the red blood cells to become sickle-shaped. These sickle-shaped cells are less flexible and can block blood flow, leading to tissue damage, pain, and a range of complications.
The reason why both copies of the relevant gene need to be affected before symptoms occur is that sickle cell disease is an autosomal recessive disorder. This means that a person needs to inherit two copies of the mutated gene, one from each parent, to develop the disease.
If a person only inherits one copy of the mutated gene, they will be a carrier of the disease, but will not develop symptoms. However, carriers can pass on the mutated gene to their children, increasing the risk of the disease in future generations.
In summary, the mutation in sickle cell disease affects the hemoglobin protein and causes the red blood cells to become sickle-shaped, and both copies of the relevant gene need to be affected before symptoms occur due to the autosomal recessive nature of the disease.
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what are the main alternative to fossil fuels?
Answers
Answer:
solar energy ,hydroelectric,and energy biofuels
Explanation:
since fossil fuels is a nonrenewable energy source then renewable energy like solar energy, hydroelectric energy,biofuels, geothermal energy, wind energy Will be the best alternative
why is it that not all living things are organisms
Answers
Answer:
Because there is bacteria and plants and monocell and there are viruses wich is living organism and non living organism at the same time
Choose the Newman projection that represents the least stable conformation of 3,3-dimethylhexane viewed along the C3-C4 bond.
Answers
The Newman projection that represents the least stable conformation of 3,3-dimethylhexane viewed along the C3-C4 bond are in the given figure
The three-dimensional structure of molecules is better understood with the use of a diagram called a Newman projection. This projection often focuses on a carbon-carbon bond, which makes it very useful for understanding the stereochemistry of alkanes. A circle representing the rear atom and a dot representing the front atom in a Newman projection represent the conformation of a chemical bond from front to back, respectively. The front atom is referred to as proximal, whereas the back atom is referred to as distal. This type of illustration demonstrates the exact dihedral angle between the proximal and distal atoms. In order to partially replace Fischer projections, which are unable to adequately describe conformations and, consequently, conformers, American chemist Melvin Spencer Newman created this projection in 1952. He gave his name to the projection. Natta projections and sawhorse projections, which both show carbon-carbon bonds from an oblique angle, are alternatives to this diagram design.
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What is the complementary sequence of the genetic sequence:
TACGTATGAAAC
Answers
Answer:
ATGCATACTTTG
Explanation:
A-T
G-C.
T-A
C-G
Binding of _________ to myosin dissociates cross-bridges bound to _________, allowing the bridges to continue their cycle of activity.
Answers
The binding of ATP to myosin dissociates cross-bridges bound to actin, allowing the bridges to continue their cycle of activity.
Myosin is a type of protein that is involved in muscle contraction. It is responsible for the conversion of chemical energy into mechanical energy, which results in muscle contraction. ATP (adenosine triphosphate) is the energy source for muscle contraction and is necessary for the release of myosin from actin.
Binding of ATP to myosin leads to the dissociation of cross-bridges bound to actin. This allows the bridges to continue their cycle of activity.
The cycle involves the binding of myosin to actin, the release of ADP and Pi from myosin, the power stroke that moves the actin filament, and the binding of ATP to myosin that results in the release of the cross-bridge from actin.
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based on what you know about natural selection, why might cichlids develop different mouth structures?
Answers
The direction of effects for each quantitative trait locus is consistent, indicating that the teeth and jaws of cichlids evolved in response to significant divergent selection.
What does diverse evolution mean?Divergent evolution is the process through which various organisms with shared ancestors evolve unique traits or characteristics to meet the needs and conditions of their changing environments.
What kind of diverse speciation is that?Divergent evolution refers to the sharing of a common ancestor by two or more separate species before their divergence. Modern elephants and woolly mammoths are two frequent examples. Despite having a common ancestry, they have diverged into two distinct species. The dog, the wolf, and the fox are three other examples.
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What is the difference between adrenergic vs cholinergic?
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Adrenergic and cholinergic are terms used to describe two different types of neurotransmitters and receptors in the nervous system.
Adrenergic refers to the neurotransmitter called epinephrine (also known as adrenaline) and norepinephrine (noradrenaline), which are released by the sympathetic nervous system. These neurotransmitters bind to adrenergic receptors, which are located on many different types of cells throughout the body. Adrenergic receptors are classified into two main types: alpha-adrenergic receptors and beta-adrenergic receptors. When these receptors are stimulated by epinephrine or norepinephrine, they can cause various physiological responses, including increased heart rate, blood pressure, and respiration, as well as increased glucose release from the liver. Cholinergic, on the other hand, refers to the neurotransmitter called acetylcholine, which is released by the parasympathetic nervous system and some neurons in the central nervous system. Cholinergic neurotransmission is involved in many physiological processes, including muscle contraction, heart rate regulation, and memory formation. In summary, adrenergic and cholinergic refer to different types of neurotransmitters and their respective receptors, which play important roles in regulating various physiological processes in the body.
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Using the sorting results from Part C, complete the modified Punnett square below.First, fill in the frequently of each gamete produced by the F1 by dragging one green label to each green target at the TOP and LEFT of the Punnett square.Then, fill in the frequency of each F2 genotype by dragging one blue label to each blue target inside the Punnett square.Finally, fill in the number of additive alleles in each F2 genotype by dragging one pink label to each pink target.
Answers
Answer:
a) 1/16, b) 4/16, c) 1/16, d) 1/16, e) 4/16, f) 4/16, g) 0 + alleles, h) 1/256, i) 1 + alleles, j) 4/256, k) 2 + alleles, l) 16/256, m) 3 + alleles, n) 24/256, o) 4 + alleles), p) 36/256, q) 5 + alleles, r) 24/256, s) 6 + alleles, t) 16/256, u) 7 + alleles, v) 4/256, w) 8 + alleles, x) 1/256.
You will find the uncompleted Punnett square (missing in the problem statement) and the complete modified Punnett square in the attached files
Explanation:
Due to technical problems, you will find the complete explanation in the attached files
One reason why behaviorism is so effective at changing behavior is that it ignores the possibility of
Answers
One reason why behaviorism is effective at changing behavior is that it focuses solely on observable behaviors and disregards internal mental processes, such as thoughts, feelings, and emotions.
By ignoring the complexities of internal mental states, behaviorism simplifies the process of behavior change and makes it more accessible and measurable.
Behaviorism operates on the principle that behavior is shaped by external factors and can be modified through conditioning and reinforcement. It emphasizes the role of the environment in shaping behavior and focuses on the relationship between stimuli and responses. This approach allows for the systematic analysis and manipulation of behavior, making it a powerful tool for behavior modification.
By focusing on observable behavior and the environmental factors that influence it, behaviorism provides clear guidelines for identifying and modifying specific behaviors. It relies on techniques such as positive reinforcement, negative reinforcement, and punishment to reinforce desired behaviors and discourage undesired ones. These techniques provide immediate feedback and consequences, which can lead to rapid behavior change.
However, it is important to note that behaviorism does not consider the internal cognitive processes that may contribute to behavior. It overlooks factors such as thoughts, beliefs, and motivations, which can also influence behavior. This limitation of behaviorism is one reason why other psychological approaches, such as cognitive-behavioral therapy, integrate both cognitive and behavioral techniques to address behavior change more comprehensively.
In summary, behaviorism's effectiveness in changing behavior lies in its emphasis on observable behavior, environmental influences, and the use of reinforcement techniques. By simplifying the process and focusing on measurable outcomes, behaviorism provides a straightforward approach to behavior change.
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Which led most directly to the decline of the latin language?
oa. the death of joan of arc
ob. fear of witchcraft
oc. the great schism
o d. interest in poetry
Answers
The great schism was what led to the decline of the latin language and is denoted as option C.
What is Great schism?This was characterized by Christianity being divided into two divisions, Roman Catholic and Eastern Orthodox.
This led to the latin language being replaced with others such as Greek etc in this scenario.
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Consider the following two statements about succession.
Student 1:
Matthew - As succession begins, communities tend to be dominated by mostly K-selected species. As succession continues, r-selected species tend to compete better and therefore become more and more common.
Student 2:
Iman - As succession begins, communities tend to be dominated by mostly r-selected species. As succession continues, K-selected species tend to compete better and therefore become more and more common.
Which student is correct?
a. Provide a rationale for your answer (2 marks)
b. Provide a specific example of succession which includes at least one example of an r-selected and one example of a K-selected species. (1 mark)
Note - No marks are earned by simply agreeing with either Matthew or Iman
Answers
How does geoscience processes and current human activities affect resources in a swamp?
Resources like trees, plants, and animals))
Answers
Answer:
The Plants and animals all on the surface of the Earth. Disintegrate into the ground. That is A human related proble.
Explanation:
Any process that happened on Earth such as plate tonics weathering and the breakdown of rocks into smaller particles.
Proteins whose conformations change when they are bound to an effector molecule are called Multiple Choice Ο activator proteins. Ο regulatory proteins. Ο enzymes. Ο allosteric proteins Ο Inhibitory proteins
Answers
Proteins whose conformations change when bound to an effector molecule are called **allosteric proteins**.
Allosteric proteins are a type of **regulatory proteins** that can change their conformation when an effector molecule binds to their specific site. This binding causes a structural change in the protein, affecting its function, either by activating or inhibiting it. **Enzymes** can also be allosteric proteins, as their activity can be regulated through this mechanism. In contrast, **activator proteins** and **inhibitory proteins** are involved in the regulation of gene expression, not through conformational changes caused by effector molecules.
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Why are there not large, visible colonies of bacteria like those in the petri dish on the things we use every day?
(please don't write anything randomly or else I will report your account for nonsense)
Answers
Answer: most likely because there is constant air flow around us most of the time. It also depends on what materials are around us and the moisture level. For example, most bacteria cannot grow on metals, especially copper because of the way it’s composed.
Explanation:
How many bones are in the collection? (This number is called the NISP- Number of Identified Specimens.
Answers
______________ epithelium appears to have multiple layers of cells with nuclei at differing heights, but all the cells are in contact with the basement membrane.
Answers
Answer:
pseudostratified columnar
Explanation:
There are about 1,000 susceptible people living in this 1 km2 village. People who catch the disease stay sick for about 3 days, and you estimate the chance an infected individual will pass the disease to a susceptible they meet is 0. 2. What is R0 for this disease?
Answers
The R0 for this disease is 0.0667 which means, on average, each infectious individual is expected to generate 0.0667 new infections during their infectious period.
In this scenario, we know that the chance of an infected individual passing the disease to a susceptible person they meet is 0.2. We also know that each infected individual stays sick for 3 days. Therefore, during their infectious period, they will come into contact with an average of 1/3 × 1000 = 333.33 susceptible individuals.
The expected number of secondary infections generated by a single infectious individual can be calculated as follows:
R0 = transmission rate × contact rate
Transmission rate = 0.2
Contact rate = 333.33 ÷ 1000 = 0.3333
Therefore, R0 = 0.2 × 0.3333 = 0.0667
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a hummingbird needs of sugar and of protein each day. one honeysuckle flower provides of sugar and of protein. one nasturtium flower provides of sugar and of protein. it takes seconds to feed from a nasturtium and seconds per honeysuckle. how many minutes does it take to get exactly the food it needs? (remember that equals .)
Answers
It takes the hummingbird approximately 1.083 minutes to get exactly the food it needs.
Find the number of timeTo find the amount of time it takes for the hummingbird to get exactly the food it needs, we can use a system of equations.
Let x be the number of honeysuckle flowers the hummingbird feeds from, and y be the number of nasturtium flowers.
We can write the following equations:
0.3x + 0.2y = 2.5 (for sugar) 0.1x + 0.3y = 1.5 (for protein)
We can use the substitution method to solve this system of equations.
First, we can solve for x in the first equation:
x = (2.5 - 0.2y) / 0.3
Then, we can substitute this value of x into the second equation:
0.1(2.5 - 0.2y) / 0.3 + 0.3y = 1.5
Simplifying and solving for y, we get:
y = 3 Substituting this value of y back into the first equation, we get:
x = (2.5 - 0.2(3)) / 0.3 x = 5
So the hummingbird needs to feed from 5 honeysuckle flowers and 3 nasturtium flowers to get exactly the food it needs.
Now we can find the amount of time it takes: 5(10) + 3(5) = 65 seconds
Converting seconds to minutes, we get: 65 seconds / 60 seconds per minute = 1.083 minutes
Therefore, it takes the hummingbird approximately 1.083 minutes to get exactly the food it needs.
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When a person does a push up, first pushing off the floor and fully straightening their elbow and the returning to the ground so that their chest touches the floor, what motions does the scapula go through?.
Answers
The scapula goes through motions like Protraction and then retraction when a person does a push-up.
What Is Scapular Protraction?This movement of the scapulae away from the spine is also known as scapular abduction. Scapular retraction is essentially what it is the opposite of.The serratus anterior, pectoralis major, and pectoralis minor are the muscles that are involved in shoulder abduction.What Is Scapular Retraction?Exercises called scapular retractions urge you to bring your shoulder blades together and toward your spine.In these workouts, however, the shoulders do not incline upward toward the ears. The integrity and strength of the muscles surrounding the shoulder blades are the main goals of these workouts.What happens to the scapula during a push-up?Scapular posterior tilt and external rotation during a standard push-up reduced with increased shoulder elongation, but posterior tilt increased with elbow extension.Your shoulder blades are fully protracted at the height of the push-up, pulling them away from the spine.Your shoulder blades will retract as you descend, packing in against your spine and bringing your spine closer to your shoulders. This guarantees a complete range of motion (and, again, healthy shoulders)To learn more about scapular protraction and retraction visit:
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Don’t mind that I clicked an answer, I accidentally did it)
Answers
Answer:
single-celled organisms
Explanation:
good hygiene and frequent hand washing are important ways to prevent which of the following bacteria on the skin from entering the body and causing disease? group of answer choices streptococcus staphylococcus escherichia coli spirochete
Answers
Staphylococcus It's crucial to practise good hygiene and routine hand washing to stop the spread of Staphylococcus and other bacteria and viruses.
What role does hand cleanliness play in stopping the transmission of infection?Unwashed hands can spread germs to other surfaces, such as handrails and table tops, and then to other people's hands. Hence, eliminating germs by handwashing aids in the prevention of diarrhoea, respiratory infections, and possibly even skin and eye infections.
What three illnesses or ailments are spreadable through inadequate hand hygiene?Inadequate hand washing practises are a major contributor to the spread of infections, along with coughing and sneezing. The common cold, influenza, chicken pox, and meningitis are frequent respiratory infections brought on by inadequate hand hygiene.
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sub Select whether the hormone activates Melanocortin-secreting neurons or NPY-secreting neurons. Melanocortin-secreting neurons NPY-secreting neurons Ghrelin PYY CCK Leptin Insulin dvd Windows Shows
Answers
Based on the given options, here is the classification of the hormones based on their activation of Melanocortin-secreting neurons or NPY-secreting neurons: Melanocortin-secreting neurons:
Leptin
Insulin
NPY-secreting neurons:
Ghrelin
PYY
CCK
Please note that "dvd Windows Shows" is not a hormone and does not have an effect on either Melanocortin-secreting neurons or NPY-secreting neurons. It is likely an unrelated phrase that got included in the question accidentally.
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The thin segment of the nephron loop's descending limb ________. The thin segment of the nephron loop's descending limb ________. is easily broken and replaced often aids in the passive movement of water out of the tubule aids in the passive excretion of nitrogenous waste helps to pack a greater number of nephron loops into a smaller space
Answers
Answer:
The correct answer is ''aids in the passive movement of water out of the tubule''
Explanation:
The nephron loop has a descending branch, which goes to the renal medulla, and an ascending branch, which goes back to the cortex. The nephrons of these kidneys can have loops of Henle of different dimensions. The thin segment of the loop has thin epithelial membranes, its cells are highly permeable to water, but not to solutes. The water that exits from the descending portion of the nephron loop into the medullary space is immediately reabsorbed by the peritubular capillaries, causing osmolality to increase in both the tubular fluid and the medullary interstitial fluid. The characteristics of the descending branch differ from one species to another, the normal thing is that in one way or another, the osmotic concentration of the urine that moves through it is balanced with that of the interstitial fluid.
The world resources simulation center is intended to address both current and future resource problems. please select the best answer from the choices provided t f
Answers
The world resources simulation center being intended to address both current and future resource problems is True.
What is World resources simulation center?This is referred to as a visualization facility where you can see the trends, issues and how their the relate with one another.
The consequences of such relationships is also seen which is why it helps to address both current and future resource problems.
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Answer:
True!
Explanation:
Got a 100%!
3. Which of the following resembles a hypothesis?
Joe witnesses a shooting star and makes a wish.
Shen wonders how shooting stars form in outer space.
Rodney claims that shooting stars burn from entering Earth's atmosphere.
Jane researches how much friction causes combustion.
Answers
Answer:
Rodney claims that shooting stars burn from entering Earth's atmosphere.
Answer:
Rodney claims that shooting stars burn from entering earths atmosphere
Explanation:
What type of scientist would be the best qualified to perform genetic engineering to pro- duce seed that are more productive in agriculture? A. biochemist B. geologist C. molecular biologist D. paleontologist
Answers
The type of scientist best qualified to perform genetic engineering to produce more productive seeds in agriculture would be a molecular biologist, the correct option is C.
Molecular biologists specialize in studying the structure, function, and interactions of molecules within biological systems, including DNA and genes. Genetic engineering involves manipulating the genetic material of organisms, which requires a deep understanding of molecular biology principles.
Molecular biologists have the expertise to identify and isolate specific genes responsible for desired traits in crop plants, such as increased productivity or resistance to pests or diseases. They can then modify or introduce these genes into target plants to achieve the desired outcomes, the correct option is C.
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What is the relationship between structure and function in the selected muscle?
cardiac Muscle
Smooth muscle
and skeleton Muscle
Answers
Answer:
skeleton muscle .......................................