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How does the tilt of the Earth and the Earth’s revolution around the sun cause seasons?
Please help.

Answer:

B and C

Explanation:

Trust

Geology is a very visual science, and the use of a variety of map types is common. This lesson will differentiate between three types of geologic maps: topographic, cross-sectional, and structural.

Dandruff is primarily caused by the excessive shedding of dead skin cells from the outermost layer of the skin, called the stratum corneum, which is a part of the epidermis. Sunburn occurs when the skin is exposed to excessive ultraviolet (UV) radiation, causing damage to the cells in the epidermis, including those in the stratum corneum.

As a result, the body's natural response is to shed the damaged skin cells, leading to peeling. The epidermis is the outermost of the three main layers of skin and consists of several sublayers. The stratum corneum serves as a protective barrier and is made up of dead skin cells, which are continuously replaced as new cells migrate from deeper layers.

While both dandruff and sunburn involve the shedding of skin cells from the stratum corneum, their causes are different. Dandruff is often associated with a scalp-specific issue, such as a fungal infection or an inflammatory skin condition, whereas sunburn is the result of UV radiation damage. Proper hygiene, anti-dandruff treatments, and avoiding excessive sun exposure can help prevent these conditions.

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Answer: business efficiency personal preference

familiarity with the breed

Explanation:

i think so...

The respiratory system is responsible for oxygen entering the body and carbon dioxide leaving the body.

The respiratory system plays a vital role in the exchange of gases in the body. When we inhale, oxygen enters our body through the respiratory system, specifically the lungs. This oxygen is then transported to the bloodstream where it binds with hemoglobin in red blood cells and is distributed to the body's tissues. At the same time, carbon dioxide, a waste product of cellular respiration, is produced in the tissues and carried back to the lungs through the bloodstream.

During exhalation, carbon dioxide is removed from the body through the respiratory system. This process ensures the delivery of oxygen to the body's cells and the removal of carbon dioxide, which is essential for maintaining proper cellular function and pH balance.

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A single-celled eukaryotic organism that is neither a consumer nor a decomposer would most likely be classified in Kingdom Protista.

Kingdom protista:

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Evaporation occurs when air that is warmer than water comes into contact with the water's surface, hence option A is correct.

As a liquid transforms into a gas, evaporation, a sort of vaporization, occurs on the liquid's surface. For instance, a high concentration of the evaporating substance in the surrounding gas significantly slows down evaporation when humidity affects the rate of evaporation of water.

It takes in moisture from garden soil as well as the biggest lakes and seas, and the level of the water will decrease when it is heated by the sun.

Therefore, solar energy, or heat from the sun, is what causes the evaporation process to occur, hence option A is correct.

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Answer:

The scale of mantle heterogeneities has been debated ever since the first observations of isotopic variations along mid-oceanic ridges1,2. Subsequent studies on lead and strontium isotopic variations along the Mid-Atlantic Ridge3–5 have shown that these isotopic compositions may vary with a major wavelength of ∼100–1,000 km. The immediate question is that of the scale (if any?) at which one may consider a piece of suboceanic mantle under a ridge to be homogeneous. We have studied two segments of oceanic ridges at the scale of a few kilometres. One of these portions of oceanic ridge, the CYAMEX zone in East Pacific Rise is typical, with a strongly ‘depleted’ chemistry. The other one, with an ‘intermediate’ chemistry, is the FAMOUS zone of the Mid-Atlantic Ridge. Our results show isotopic homogeneity for both zones even though small Pb variations persist on a small scale.

Humans have not been able to travel more than a few miles beneath Earth's surface because of the intense heat and pressure. For the same reasons, humans have not been able to travel into the mantle. Temperatures in the mantle range from 1600 degrees Fahrenheit at the top to 4000 degrees Fahrenheit near the bottom.

Given that the map distance between W and G is equivalent to 15 centimorgans, we may infer from the list of chromosomes and the aforementioned question that we should anticipate 15% recombination between W and G gene. It's option (B).

A centimorgan (cM), which is a unit that describes a recombination frequency of 1%, is used to measure map distance. And based on this criterion, we can infer that the lowest frequency of recombination, or 3%, is expected to occur between W and E. Let's assume that P is the epistatic gene that controls the formation of the tail.

According to the question, the genotype of the female is ppTT and the genotype of the male is PPtt because the male lacks a tail and is recessive homozygous for the tail length gene. The female is long-tailed and the dominant epistatic allele P specifies that no tail is formed. The offspring that is produced after mating has the genotype PpTt and the phenotype "no tails." Currently, two springs with the identical PpTt genotype are being crossed. Therefore, punnette square can be used to calculate the consequent ratio.

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Correct Question:

The following is a map of four genes on a chromosome. A---5--W--3--E------12------G. Between which two genes would you expect the highest frequency of recombination?

a. A and G

b. W and G

c. W and E

d. A and W

e. E and G

Most newborns typically lose a certain percentage of their body weight in the first few days of life before they adapt to feeding through sucking, swallowing, and digestion.

It is common for newborns to experience weight loss in the initial days after birth. On average, newborns lose approximately 5% to 7% of their body weight during this period. This weight loss is a normal physiological response and is primarily attributed to factors such as fluid loss, excretion of meconium (the first stool), and adjustments in feeding patterns.

There are several reasons why newborns may undergo this weight loss. Firstly, during the first few days, infants eliminate excess fluids through urine and feces, leading to a reduction in body weight. Secondly, as they transition from receiving nutrients through the umbilical cord to feeding by sucking, swallowing, and digesting breast milk or formula, there is a learning curve involved in establishing effective feeding patterns. This adjustment period may result in inconsistent or inadequate intake of nutrients, contributing to temporary weight loss.

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Answer: Gill Slits

Explanation:

A similarity between a fish embryo and a bird embryo in the early stages of development is the presence of gill slits. Both fish and bird embryos have gill slits in their early development, which are eventually modified or lost as they mature into their respective adult forms.

Gill slits are openings in the pharynx or throat region of developing embryos that allow water to pass through and over the gills for gas exchange. In fish, these gill slits develop into gill arches that support the gills and allow for efficient respiration underwater. In birds, the gill slits do not develop into functional gills, but instead contribute to the development of structures in the head and neck region, such as the jaw bones, middle ear bones, and neck muscles.

The presence of gill slits in both fish and bird embryos is an example of shared developmental features or homologies, which suggest a common ancestry between these groups of animals. However, it is important to note that while fish and birds share some developmental features, they are also distinct in many other ways, including their adult body structures, behaviors, and habitats.

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The production of all food – whether it's meat, seafood or fruits and vegetables – results in greenhouse gas (GHG) emissions. According to the Environmental Protection Agency (EPA), producing chicken, turkey and eggs only accounts for 0.08% of the total U.S. GHG emissions.

Research conducted on the environmental impacts of Australian chicken meat have confirmed that chicken meat production generates low levels of greenhouse gas emissions and results in modest levels of energy and water use

Research conducted on the environmental impacts of Australian chicken meat have confirmed that chicken meat production generates low levels of greenhouse gas emissions and results in modest levels of energy and water use

Answer:

Explanation:

mark as brainlest answer

Answer:

Combustion

Explanation:

"During combustion, oxygen is added to a molecule, which produces water in this reaction. Combustion also releases a lot of energy. "

"The general equation for a complete combustion reaction is: Fuel + O2 → CO2 + H2O."

Hope this helps! :)

Won't let me add sources :')

21.Genotype male: XhY

22. Genotype female: XHXh

23. Punnett square:  XH    Xh

24. % normal males: 25% (1 out of 4)

25. % hemophiliac males: 25% (1 out of 4)

26. % normal females: 25% (1 out of 4)

27. % hemophiliac females: 25% (1 out of 4)

28. % carriers: 50% (2 out of 4)

The Punnett square is described as  a square diagram that is used to predict the genotypes of a particular cross or breeding experiment.

We can see from the Punnett square  the possible genotypes of the offspring.

We see that there are are four possible genotypes:

The percentages shows the proportion of each genotype that is among the total offspring which is four.

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It has been demonstrated that rabbit populations can grow by a factor of 6–12 when foxes are suppressed.

A loss of food for another animal results from the disappearance of one animal. For instance, if rabbits vanished from a food chain, the predator—let's say it's a fox—would suffer a food loss. As a result, rabbits vanish, foxes run out of food, which could lead to the extinction of the foxes' predator, and so on.

Grassland ecosystem is one where grasses and other herbaceous (non-woody) plants predominate. It is also known as a transitional environment because grassland ecosystems, where there are neither enough trees for a forest nor enough, are dominated by grass with few to no trees.

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The receptors present in the stomach that are responsible for stimulating the secretion of acid from the parietal cells are as follows: Histamine receptors, Gastrin receptors, Acetylcholine receptors

These receptors are found on the surface of the parietal cells and they are responsible for stimulating the secretion of acid when they are activated by their respective ligands. Histamine receptors are activated by histamine, gastrin receptors are activated by gastrin, and acetylcholine receptors are activated by acetylcholine. When these receptors are activated, they stimulate the secretion of the acid from the parietal cells, which then helps in the digestion of food in the stomach.

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verdad

porque si estos tuvieran carga positiva ya no serían electrones

The correct answer is C. probably evolved from one single ancestral species from the mainland. Darwin realized that Finches differed form their relatives in mainland. The finches he saw were all particular on their own, so he concluded that their isolation from mainland and their insular habitat make them to evolve different traits, eventually each finch become a different species.

Answer:

A line graph would be best to display the data.

Answer:

Line graph im pretty sure!! <3

Explanation:

Answer:

Water is contaminated with animal waste

Explanation:

The presence of fecal coliform bacteria in a sample of river water suggests that the water is contaminated with animal waste. Thus, the correct option for this question is B.

The presence of fecal coliform in any sort of river or drinking water often indicates fecal contamination. This means that there is a greater risk that pathogens are present than if only total coliform bacteria are detected. E. coli is a sub-group of the fecal coliform group.

If coliform bacteria are present in your drinking water, your risk of contracting a water-borne illness is increased. This is because these bacteria are the most potent source of waterborne illness.  Although total coliforms can come from sources other than fecal matter, a positive total coliform sample should be considered an indication of pollution in your well.

Therefore, the presence of fecal coliform bacteria in a sample of river water suggests that the water is contaminated with animal waste. Thus, the correct option for this question is B.

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Answer: Adaptation

Explanation:

Answer:

Thermal Runaway

EX- Thermal runaway describes a process that is accelerated by increased temperature, in turn releasing energy that further increases temperature.

Explanation:

For a more simpler explanation , picture a pot of water and as you increase the volume of fire so does the energy (HEAT) inside . As air bubbles (ENERGY) start to quickly evaporate (BOILING) this actually increases the temperature inside causing Thermal Runaway.

Answer:

What was once a continuous population is divided into two or more smaller populations. This can occur when rivers change course, mountains rise, continents drift, or organisms migrate. The geographic barrier isn't necessarily a physical barrier that separates two or more groups of organisms. It might just be unfavorable habitat between the two populations that keeps them from mating with one another.

Explanation:

Answer:

Organ System

Explanation:

The group of organs that work together to accomplish a task is called the organ system.

Answer:

An Organ System

Explanation:

Organ systems are important for maintaining the overall health and functioning of the body.

Some examples of Organ Systems include:

1) The circulatory system is made up of the heart, blood, and blood vessels (veins and arteries). In charge of the circulation of oxygen and nutrients, as well as the elimination of waste products.

2) The digestive system, which includes the mouth, oesophagus, stomach, small and large intestines, liver, pancreas, and rectum, is in charge of breaking down food and absorbing nutrients.

3) Consisting of the brain, spinal cord, and nerves, the nervous system is in charge of directing and coordinating body operations.

Each organ system relies on the other to function properly, and any disruption in one system can affect the functioning of others. Thus, the proper functioning of each organ system is crucial for wellbeing.

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Answer:

d

Explanation:

Asexual reproduction is a form of reproduction in which offspring are produced from a single parent, without the involvement of gametes or fertilization.

Advantages of asexual reproduction in plants include:

Efficiency: Asexual reproduction is a faster and more efficient way of producing offspring than sexual reproduction. There is no need to search for a mate or to produce and distribute gametes.

Genetic uniformity: Offspring produced through asexual reproduction are genetically identical to the parent plant, which means that desirable traits can be maintained and propagated.

Survival: Asexual reproduction can help plants survive in harsh conditions, such as in environments with low resources or in areas where pollinators or mates are scarce.

Disadvantages of asexual reproduction in plants include:

Lack of genetic diversity: Because offspring are genetically identical to the parent plant, there is no genetic diversity, which can make the plant more vulnerable to diseases and environmental changes.

Adaptability: Because there is no genetic variation, plants that reproduce asexually may not be able to adapt to changing environmental conditions as well as sexually reproducing plants.

Accumulation of deleterious mutations: Asexual reproduction can lead to the accumulation of deleterious mutations over time, which can have negative effects on the health and fitness of the offspring.

Advantages of se---xual reproduction in plants include:

Genetic diversity: Se---xual reproduction leads to offspring with genetic diversity, which increases the chance that some offspring will have traits that are beneficial in different environments.

Adaptability: Se---xual reproduction allows plants to adapt to changing environmental conditions by producing offspring with different traits.

Elimination of deleterious mutations: Se===xual reproduction can help eliminate deleterious mutations by recombining genetic material from two parents.

Disadvantages of se---xual reproduction in plants include:

Energy cost: Se---xual reproduction is a more energy-intensive process than asexual reproduction, as it requires the production and maintenance of gametes and involves the search for a mate.

Reduced efficiency: Se---xual reproduction is a less efficient way of producing offspring than asexual reproduction, as only half of the offspring will inherit desirable traits from each parent.

Risk of producing less fit offspring: Se---xual reproduction increases the chance of producing less fit offspring, as the traits of the offspring are determined by chance and may not be as well-suited to the environment as the traits of the parents.

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