Need a honest and correct answer ASAP please

Answer:

When the sound waves modulate a beam of light, the sound track, which may be of variable density or of variable width, is a photographic record of the varying light.

Explanation:

In motion-picture technology, the sound track ,narrow band, usually along the margin of the film, that carries the photographic or magnetic sound record. For sound reproduction, a beam of light is passed through the sound track onto a photocell connected, through an amplifier, to a loudspeaker. This optical system is the basic plan of sound reproduction in sound motion pictures. In stereophonic sound recording, a number of such bands may be used on the same film.

The Sun is a natural source for visible light waves and we can see the reflection of this sunlight off the objects around us. The color of an object that we see is the color of light reflected. All other colors are absorbed. Light bulbs are another source of visible light waves.

Answer:

Carcharodon it is the answer hope it helps u

Answer: Lamnidae.

Explanation:The Lamnidae are the family of mackerel or white sharks. They are large, fast-swimming sharks, found in oceans worldwide.

Answer:

More and more staeted showing up

Explanation:

Answer:

A: Two different forms  a plant can have

Explanation:

Rather than saying forms, I would say that Sorophytes and Gametophytes are a type of plant generation. Plants can either be diploids - Sorophytes (these kind contain 2 chromosomes set and use meiosis to produce spores) and haploids (they use mitosis to divide the cells)

Sporophytes and gametophytes are two distinct stages in a plant's life cycle, with the sporophyte being diploid and the gametophyte being haploid. Homosporous and heterosporous plants display different reproductive structures that influence their lifecycle and development. The correct option is A.

Sporophytes and gametophytes are two different stages in the life cycle of plants. The sporophyte is the diploid (2n) stage that produces spores, while the gametophyte is the haploid (1n) stage that produces gametes.

In homosporous plants, the gametophyte is dominant and produces both male and female gametangia on the same individual. In contrast, heterosporous plants produce two different types of spores—microspores (male) and megaspores (female)—giving rise to separate male and female gametophytes.

This alternation of generations between sporophyte and gametophyte stages is a key characteristic of plant reproduction, contributing to their evolutionary diversity and reproductive strategies.

Hi!

I would say C, weak, dead, or partial antigens because do you need to be introduced to the disease for your body to fight it.

Hope this helps!

Answer:

C = weak, dead, or partial antigens

Ivy shows thigmotropism, if it is growing up all of the walls of the library thigmotropism refers to a plant's growth moving or changing direction in response to contact, hence option B is correct.

A hard surface that can alter the direction of a plant's growth or the growth of one of its organs is typically the orienting factor.

Thigmotropism can occur in a variety of ways, including the opening or closing of plant parts like petals or leaves, coiling of the plant around a surface, and others.

Tendrils coiling in the direction of an object they contact is an illustration of thigmotropism. On the other hand, Mimosa pudica leaflets' folding motion can be viewed as an illustration of thigmonastism.

Therefore, Ivy showing thigmotropism, hence option B is correct.

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Answer:

The answer is Astronomy. It means the study and interpretation of celestial bodies.

Explanation:

ASTRONOMY is the scientific study of the universe, including the observation and interpretation of celestial bodies and phenomena.

In conclusion, ASTRONOMY is the scientific study of the universe, including the observation and interpretation of celestial bodies and phenomena.

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Answer:

This phenomenon will be explained as the adaptation to Environment.

Explanation:

Adaptation is a process of natural selection where an organism changes its functional or structural parts to best fit in an environment. Adaptation is the basic concept of Darwin's theory of Natural Selection. It explain that why Organisms tend to change with the changing environment. In the given example, Although pesticides can improve the crop production however, eventually Pests developed resistance to the Pesticides and no longer got effected by them. So we can say that Pests have adapted themselves to survive in the presence of Pesticides.

Answer:

C

Explanation:

Animals take in oxygen and release carbon dioxide as waste

During respiration, members of the animal kingdom use oxygen and then release carbon dioxide as a waste gas. The correct answer is C) oxygen:carbon dioxide.

In summary, during respiration, animals use oxygen and release carbon dioxide as a waste gas. The process of cellular respiration involves the conversion of glucose into energy, CO₂, and water in the mitochondria. The correct answer to the question is C) oxygen:carbon dioxide. Organisms such as animals and plants take in oxygen from the air during breathing and gaseous exchange processes. The oxygen is used for cellular respiration to release energy from organic nutrients such as glucose. In the process of cellular respiration, animals oxidize glucose in the presence of oxygen to produce carbon dioxide, water, and energy, in the form of adenosine triphosphate (ATP).

This process occurs within the mitochondria of cells, often referred to as the powerhouse of the cell due to its role in energy production. The chemical reaction for respiration can be represented as carbohydrates and oxygen being converted to CO₂ and water, releasing energy in the process. This respiration process is vital for the release of energy from food. It is how animals, including humans, convert the energy from the food they eat into a form that cells can use. Plants and animals contribute to the cycling of carbon by taking in carbon dioxide during photosynthesis and releasing it again into the atmosphere through cellular respiration and decay processes, maintaining a balance in the ecosystem.

Answer:

because the earth revolves around the sun and the sun light hits the earth in different position

The earth spinning and moving then the sun hitting on different spots

Answer:

the set of observable characteristics of an individual resulting from the interaction of its genotype with the environment.

A phenotype is the observable characteristics of an organism, resulting from its genes and environmental influences. The genotype is its genetic makeup, which interacts to produce the phenotype. Therefore, the phenotype is influenced by both genetic and environmental factors.

A phenotype is the set of observable characteristics or traits of an organism. These observable traits result from the genetic makeup (genotype) of a cell or organism and the environmental factors that influence these genes. Genetic variation within a population results in different phenotypes.

For example, two alleles for a given gene in a diploid organism are expressed and interact to produce physical characteristics. The observable traits expressed by an organism are referred to as its phenotype. An organism's underlying genetic makeup, consisting of both physically visible and non-expressed alleles, is called its genotype. Therefore, genotype influences the phenotype, but phenotype is the observable result of this interaction.

The phenotype of an organism can also be affected by the environment. For instance, the color of a flower might depend not only on its genes but also on factors like sunlight, nutrients, and temperature.

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Answer:

d

Explanation:

It is a prediction of whether an experiment will give useful results.

Answer: B

I learned it at school during my Critical Thinking Through Science class.

Limestone is an example of sedimentary rock. Thus, the correct option is B.

Sedimentary rocks are one of the three type of rocks, apart from igneous and metamorphic rocks.

These rocks are formed on the surface of the earth or near it. They cover around 75% of the earth's crust

They are formed due to geological processes such as sedimentation, erosion, precipitation, weathering, lithification and dissolution.

Sedimentary rocks are formed by being deposited in layers, which is known as bedding. Sedimentary basins are large structures where these sedimentary rocks are deposited.

These rocks contain iron in its oxide forms, carbonate, silicate and even organic matter. This organic matter comes usually from the dead remains of organisms.

Fossils are majorly found in the sedimentary rocks amongst the three types of rocks.

Examples of sedimentary rocks include limestone, sandstone, clay, chalk and shale.

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Answer:

mutualism

Explanation:

symbiosis that is beneficial to both organisms involved.

Answer:

trade northeasternly. Tropics are by the equator in most cases

Explanation:

With the help of the figure, trade winds (northeasterly) storms start tropical storms.

The constant east-to-west predominant winds that blow in the equatorial region of the Earth have been known as the trade winds but rather easterlies.

Strong winds, a spiraling arrangement of cyclones that can produce heavy rain and squalls, a low-pressure center, and just a closed lower pressure circulation are the characteristics of a tropical cyclone, which is a fast revolving storm system.

Therefore, with the help of the figure, trade winds (northeasterly) storms start tropical storms.

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Answer:

need way more information

The elevation at point ' z ' is more than 220 meters but less than 240 meters.

That's as close as we can estimate it from the information on the contour map.

Answer:is line spectra

Explanation:

Answer:

C. light from sunspots

Explanation:

Answer: im pretty sure the answer to this is hydropower :)

Answer:hydro fills in the blank so it would be hydropower creates water reserves as well as renewable energy.

During transcription, the RNA polymerase read the template DNA strand in the 3'→5' direction, but the mRNA is formed in the 5' to 3' direction. The mRNA is single-stranded and therefore only contains three possible reading frames, of which only one is translated.

Answer:

Transcription is the process by which DNA is copied (transcribed) to mRNA, which carries the information needed for protein synthesis. Transcription takes place in two broad steps. ... The pre-messenger RNA is then "edited" to produce the desired mRNA molecule in a process called RNA splicing.

Explanation:

Answer:

Explanation:

B cell is also called B lymphocyte. It is a type of leucocytes or white blood cell. Some of the B cells mature in the bone marrow into the plasma cells and some mature as memory cells. The plasma cells make antibodies which fight against the disease-causing pathogens which entered the body. Thus, B cells are associated with the immune system of the body.  

Answer:

Laying the viral antigens activate specialized white blood cells called B cells. The B cells change into plasma cells, which can then create specific antibodies to attach to the viral antigens. Antibodies make the viruses clump together, so they are then easier for white blood cells to destroy.

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Answer: B

Explanation:

Answer:

B. I, III, and IV only

Explanation:

It is very common to have confusion between what is weather and what is climate. However, these are two different phenomena, even if they are interrelated and are influenced by the same phenomena as:

On a daily basis, the weather forecast is the estimate of what is expected to occur in terms of temperature and rainfall in a short period. In this sense, the weather is constantly changing: on a certain day it can be sunny in the morning, but it can rain at night, or we can have a rainy week and a sunny week. The succession of the types of weather recorded for a given period is the climate. Thus, to define the climate more accurately, it is necessary to consider the average of the climatic variables over a long period.

1.) Synthesis

2.) Respiration

3.) Excretion

4.) Respiration

5.) Reproduction

6.) Homeostasis

7.) Structure

8.) Kingdom, Genus, Species

9.) Similarity

10.) Kingdom

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"An organism in which the two copies of the gene are identical — that is, have the same allele — is called homozygous for that gene. An organism which has two different alleles of the gene is called heterozygous."

The genetic condition of an organism that has two identical alleles for a given trait is called homozygous.

In the language of genetics, the genetic condition of an organism that has two identical alleles for a given trait is called homozygous.

For example, if an organism has two alleles for flower color, and both alleles are the same, such as two dominant alleles (YY) or two recessive alleles (yy), then the organism is homozygous for flower color.

Homozygous individuals will have the same physical appearance regardless of whether they have two copies of the trait or one copy of the dominant trait and one copy of the recessive trait.

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In ecosystems where multiple organisms or species coexist, interactions like predation, competition, and symbiosis occur, influencing community dynamics and leading to outcomes such as the competitive exclusion of less adapted species.

When many organisms or species live together in an ecosystem, a number of interactions may take place which are crucial in shaping the community's structure and dynamics. These interactions include predation, herbivory, competition for resources, and various forms of symbiosis such as commensalism, mutualism, and parasitism. For instance, if two species occupy the same ecological niche in an area and compete for the same resources, typically one species may become predominant and the other may become locally extinct—a concept known as competitive exclusion.

Community structure can also be influenced by the roles of specific species, categorized as foundation or keystone species, as well as by the process of succession which leads to a stable community over time. The variety of species in a given area, or biodiversity, affects how these interactions play out, with some ecosystems like tropical rainforests having incredibly high diversity, while others, like the glaciers of Antarctica, having less diversity but still a significant variety of life forms.

The answer is yeast. I hope this helps : )

Answer:

B. The distribution of traits in a population

Answer:

A.) providing a warning about a common mistake.

Explanation:

they help their student by recognizing a common mistake, and take action not to do it.

Hope this helped!

~Lunar Rose. Moon

Answer:

This is A providing a warning about a common mistake

Explanation: offering advice about how best to perform a standard procedure.

The correct answer is C. Most communities never become completely stable.

Here's why the other options are incorrect:

A and B: While some ecosystems can take a long time to reach relative stability (e.g., rainforests), complete stability is rarely achieved due to various factors like natural disturbances (storms, volcanoes), climate change, and even human interventions.

D: Most communities are constantly evolving and changing in response to various internal and external pressures. They constantly adapt and adjust their species composition, interspecies relationships, and overall dynamics.

Therefore, option C emphasizes the dynamic nature of ecological communities and their inherent tendency to evolve over time rather than reaching a fixed, unchanging state.

Answer:

The structure most responsible for maintaining cell homeostasis is the cell membrane.

Explanation:

The cell membrane primarily maintains homeostasis within a cell by controlling what enters and exits the cell. Homeostasis refers to maintaining a stable internal cell environment. In a broader context, homeostasis in the body involves maintaining equilibrium around a particular set point.

The cell membrane, also referred to as the plasma membrane, is primarily responsible for maintaining homeostasis within any cell. This is accomplished through controlling what enters and exits the cell, thus preserving a stable internal environment. Processes such as passive transport (diffusion, osmosis) and active transport (endocytosis, exocytosis) help in achieving this stable state.

Homeostasis refers to a dynamic state of balance within parameters that are compatible with life. It is the activity of cells throughout the body to maintain the physiological state within a narrow range. Homeostasis is regulated by negative feedback loops and, much less frequently, by positive feedback loops that work to prevent an excessive response to stimuli.

In the broader body context, the goal of homeostasis is the maintenance of equilibrium around a specific value, known as a set point. For instance, in response to a rise in blood glucose levels after a meal, adjustments are made to lower these levels, either by diverting the nutrient to tissues that need it or storing it for later use.

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