Which two structures would provide a positive identification of an animal cell under a microscope?

A, nucleus, vesicle
B, flagellum, lysosome
C, chromatin, chloroplast
D, ribosome, lysosome

The kinetic energy, thermal energy, and temperature of a substance DECREASE when the particles in the substance slow down.

Kinetic energy can be defined as energy in motion (movement), which is contrary to potential energy.

In conclusion, the kinetic energy, thermal energy, and temperature of a substance DECREASE when the particles in the substance slow down.

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Answer:

The matter that is not consumed by the consumers in the food chain becomes a detritus, which means waste or the materials that are uneaten by the consumers. These materials are left to be decomposed, it is then broken down by decomposers such as fungi and bacteria into simple compounds. It is often considered as a missing mass while measuring the mass in the food chain.

In a food chain, matter that is not used by consumers typically becomes waste and is broken down by decomposers. This matter is then recycled into the ecosystem, serving as nutrients for primary producers, thus sustaining the food chain's continuity.

A food chain represents the flow of energy and nutrients through an ecosystem. At each trophic level, certain amounts of matter and energy are consumed, but not all of it is used for growth and reproduction. The leftover or undigested material becomes waste, which is crucial for the decomposers. Decomposers such as bacteria and fungi break this waste down into simpler substances that become available to primary producers, like plants. These producers use nutrients from the decomposed matter to grow and produce energy via photosynthesis, starting the cycle anew. This process is fundamental to the ecosystem's health, maintaining the balance between the various trophic levels and ensuring the sustainability of the environment.

Final answer:

Both nuclear and geothermal power plants use steam turbines to convert heat into electricity, with the difference being the heat source: natural geothermal energy for geothermal plants and nuclear fission for nuclear plants.

Explanation:

Nuclear power plants and geothermal power plants both utilize steam turbines to generate electricity. In a geothermal power plant, the Earth's internal heat is harnessed to produce steam, which is then used to turn turbines and create electricity. Nuclear power plants generate steam through the heat produced by nuclear fission, which similarly drives turbines to produce electrical power.

Both methods are rooted in converting thermal energy into mechanical, and eventually, electrical energy, but the source of the thermal energy differs. Geothermal plants take advantage of the Earth's natural heat, while nuclear plants rely on heat from controlled nuclear reactions.

Answer: The correct answer is C! water flows through the sponges pores and out through  the osculum.

Explanation:

Answer: water flows through the sponges pores and out through  the osculum.

Explanation: I took the test

Recessive genes are expressed when an organism inherits two copies of a recessive allele for a specific trait only in the absence of a dominant allele. This concept, first developed by Gregor Mendel, helps us predict how genes can be inherited and expressed.

Recessive genes are expressed when an organism inherits two copies of a recessive allele for a specific trait. This concept of dominant and recessive genes was first proposed by Gregor Mendel, a scientist renowned for his work on pea plants. In his study, Mendel used big and small letters (like TT, tt, and Tt) to represent dominant and recessive alleles.

For instance, in the case of Mendel's pea plants, a tall pea plant could be homozygous (TT) or heterozygous (Tt), both resulting in a tall plant due to the presence of a dominant allele. However, a dwarf pea plant is always homozygous (tt) as its dwarfism can only be expressed in the absence of the dominant tall gene.

To answer the question, recessive genes are expressed under the condition, 'Only in the absence of dominant genes for the same trait' (Option D).

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One of the most crucial systems in the body is the neurological system, followed by the circulatory system. Together, they support the body's healthy operation.

The neurological system is in charge of transmitting signals to the cells in order to govern their activities, whereas the circulatory system is in charge of supplying oxygen and nourishment to the body's cells. The neurological system's ability to operate is significantly influenced by the circulatory system.

The nervous system receives oxygen and nutrients from the circulatory system, which are essential for the nerves' healthy operation. The nerves' ability to communicate with the cells would be compromised without these vital nutrients.

Additionally, the circulatory system aids in clearing the nervous system of waste materials that can accumulate. to build up and harm the nerves. The control of body temperature also involves the vascular system. By moving heat to portions of the body that are too cold and away from areas that are too hot, the circulatory system aids in controlling the body's temperature.

As the nerves must be at a specific temperature in order to send signals efficiently, doing this helps to ensure that the nervous system is functioning as it should.

In conclusion, the neurological system's ability to operate depends in large part on the circulatory system. It helps to eliminate waste products from the neural system and provides the vital nutrients and oxygen the neurological system needs. Additionally, it assists in controlling body temperature for the functioning of body.

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The long term average monthly temperature graph can determine the climate zone of a place, likely utilizing the Köppen-Geiger classification system, where temperature and precipitation are key variables. For instance, a moderate climate despite a high latitude, influenced by the Gulf Stream, might indicate a Type C climate like in the British Isles.

The graph indicating the long term average monthly temperature of a place can be used to infer the climate zone where the location is likely situated.

The Köppen-Geiger classification system categorizes climates into six basic types (A, B, C, D, E, and H), with temperature and precipitation being the primary determinants of these types. If the location's monthly temperature graph shows moderate temperature fluctuations, it could suggest a Type C climate zone; much like the British Isles influenced by the Gulf Stream, which exemplifies a moderate climate despite their northern latitude.

Conversely, if the graph showed large temperature swings between seasons with extremely cold winters, it might indicate a Type D climate zone. Factors like the Gulf Stream can affect the climate significantly, providing temperate conditions that are not typically associated with the given latitude, hence altering the expected climate type.

The graph below shows the long term average monthly temperature of a place which climate zone is the place likely to be found explain?

Average annual temperature and precipitation depicted in the graph are key in determining the climate zone of a place, using the Köppen-Geiger climate classification.

The graph showing the long-term average monthly temperature of a place provides insight into which climate zone the location corresponds to. Based on the Köppen-Geiger climate classification system, this place could belong to one of six basic types - A, B, C, D, E, or H. The type of climate zone can be determined by looking at patterns of temperature and precipitation. For example, if the graph showed moderate temperatures with little variation throughout the year and ample rainfall, it might indicate a type C climate similar to that of the British Isles, which despite being at a northern latitude, enjoys a moderate climate due to the influence of the Gulf Stream. However, if the temperature shows significant variation with very low winter temperatures, it could represent a type D climate with more extreme seasonal temperatures. The average annual temperature and precipitation levels depicted by the graph are important indicators in defining the specific climate type of the place in question.

Final answer:

It is true that the Earth and other spinning objects rotate around a line called a rotation axis. This axis for Earth is an imaginary line that runs from the North Pole to the South Pole, and it is essential for cycles like day and night as well as for the Earth's revolution around the Sun.

Explanation:

The statement that the Earth and other spinning objects spin around a line called a rotation axis is true. The Earth's rotation axis is an imaginary line that passes through the center of the Earth and extends from the North Pole to the South Pole. This axis is the point around which the Earth spins, creating the cycle of day and night. Additionally, as the Earth rotates on its axis, it also orbits around the Sun, which is referred to as the Earth's revolution. These movements are responsible for the occurrence of the seasons, tides, and other cyclic events we experience on Earth.

Every rotating body, including the Earth, exhibits a rotational motion around its axis. This is a fundamental property observed in many celestial bodies such as planets, moons, and stars, as well as on everyday objects like tops, car tires, and ceiling fan blades.

During G1, the DNA molecule is called CHROMATIN. This molecule (DNA) looks like tangled strands of spaghetti.

In conclusion, during G1, the DNA molecule is called CHROMATIN. This molecule (DNA) looks like tangled strands of spaghetti.

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Cells are small to ensure efficient transport of materials in and out of the cell. The relationship of surface area and volume impacts this, as a larger cell would have a smaller surface area relative to its volume, making transport less efficient.

Cells are small because it makes it easier for materials to move in and out of them. This is because of the relationship between surface area and volume in objects. If a cell were to grow larger, its volume would increase at a much faster rate than its surface area. This would make it harder for materials to pass through the cell membrane quickly enough to meet the cell's needs.

For example, imagine if you're trying to touch every square inch inside a tiny room vs a huge gym. The gym will be a lot harder to cover thoroughly and quickly, right? It's the same for cells - keeping them small ensures everything inside can be reached quickly and efficiently.

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The right answer is B active immunity.

For information, there is no complete immunity and incomplete immunity in immunology.

Active immunity is a form of immunity that protects the body through the production of antibodies when exposed to a first infection or vaccination.

This type of immunity is persistent. Example of measles: previously safe measles viruses are applied during vaccination.

Answer:

B active immunity

Explanation:

The Earth's seasons are caused by the tilt of its axis, not by the Earth's distance from the Sun. It takes 365.25 days for the Earth to complete its revolution around the Sun. During this revolution, the tilt causes different regions of the Earth to receive varying amounts of sunlight, leading to the seasons. For example, when the Northern Hemisphere is tilted towards the Sun, it experiences summer, and when tilted away, it experiences winter.

The 23.5° axis tilt of Earth is responsible for the seasonal changes we experience. In the summer months, the hemisphere tilted towards the Sun gets more direct sunlight and longer days, resulting in warmer temperatures. Conversely, during the winter, the same hemisphere is tilted away from the Sun, leading to shorter days with less direct sunlight and cooler temperatures. Rotation refers to Earth spinning on its axis, which occurs once every 24 hours, resulting in day and night, while revolution is Earth's orbit around the Sun, causing the seasons. During equinoxes, every place on Earth experiences approximately equal day and night because the Earth's axis is not tilted towards or away from the Sun.

Answer:

D. Eras and then smaller periods based on geologic and biologic events that occurred.

Explanation:

Geologic time corresponds to a chronological scale that encompasses the billions of years of planet Earth, from its origin to the present day. Geologic time is represented on the geological time scale and is divided into four units, namely: eons, ages, minor periods and epochs. This division is based on geological and biological events that have occurred since the formation of the earth to the present day.

We need to distinguish between the geological timescale and the historical timescale. Geologic time refers to the process of the emergence, formation and transformation of planet Earth. Historical time, in turn, refers to the emergence of human civilizations and their capacity for written communication.

Geologic time is organized into eons, which are divided into eras, then periods, epochs, and ages, marking major events in Earth's history, including changes in geology, climate, and evolution of life.

Geologic time is organized on the geologic time scale by dividing Earth's history into divisions based on major changes in geology, climate, and the evolution of life. This classification starts with the largest unit, eons, which are divided into eras. Each era is further subdivided into periods, and then periods may be further split into epochs and ages. An example of these divisions is the Phanerozoic Eon, which includes the Mesozoic Era, within which is the Cretaceous Period. This system of organization helps geologists and other scientists to understand and communicate information about the Earth's vast history with greater precision and context.

It is Exothernmy. I took the test just now.

Phospholipids

Answer:

the answer is D.  

phospholipids

Explanation: