Which of the following describes a state of equilibrium?

Answer:

B. Largest gravitational attraction

Explanation:

Newton realized that the reason the planets orbit the Sun is related to why objects fall to Earth when we drop them. The Sun's gravity pulls on the planets, just as Earth's gravity pulls down anything that is not held up by some other force and keeps you and me on the ground.

I beleive it's B because it would have to be a strong gravitational pull to keep everything balanced correctly.

Please mark me brainliest if correct :)

Answer:

:)

Explanation:

Human population growth impacts the Earth system in a variety of ways, including: Increasing the extraction of resources from the environment. These resources include fossil fuels (oil, gas, and coal), minerals, trees, water, and wildlife, especially in the oceans

Answer:

hm

Explanation:

I wish i knew this and dont just want points

Answer:

I'm 99.9% sure the correct answer would be A. Opaque.

After the centromeres separate during mitosis, the sister chromatids, now called daughter chromosomes, move towards the opposite poles of the spindle.

Mitosis is the process by which somatic cells divide to produce two genetically identical daughter cells. The different stages of mitosis are prophase, metaphase, anaphase, and telophase. During prophase, the chromosomes become condensed and visible, and the spindle begins to form.

The nuclear envelope begins to disintegrate, allowing the spindle fibres to attach to the kinetochores located at the centromeres of the chromosomes. During metaphase, the chromosomes align at the equatorial plate, the spindle fibers attach to the kinetochores at the centromeres, and the sister chromatids of each chromosome are under tension and ready to separate.

This is the phase where the chromosomes are located at the center of the spindle apparatus.During anaphase, the spindle fibers begin to shorten, pulling the sister chromatids apart towards opposite poles of the spindle. The sister chromatids are now referred to as daughter chromosomes.

During telophase, the daughter chromosomes reach their respective poles, and the nuclear envelope reforms around each set of chromosomes. Cytokinesis, the physical separation of the two daughter cells, occurs during telophase as well.

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Underwater life and its life forms were wiped out during the mass extinction that occurred at the end of the Paleozoic Era.

The interactions between the environment and the organisms in ancient ecosystems changed, driving the remaining animals to land and bringing the new Mesozoic organisms with them.  Cycads, glossopterids, early conifers, and ferns had already begun to colonise the earth by the end of the Paleozoic. The marine biota was severely damaged by the Permian extinction, which occurred 251.4 million years ago. Tabulate and rugose corals, blastoid echinoderms, graptolites, the trilobites, and the majority of crinoids perished. The largest mass extinction of living things on Earth took place towards the end of the Permian, at the transition between the Paleozoic and Mesozoic (251.0 0.4 Ma).

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Answer:

Potential Energy only Maybe

Explanation:

Sorry if its wrong ..

Fetal alcohol syndrome is the leading cause of intellectual impairment in the Western world. Hence option A is correct.

Fetal alcohol syndrome is the leading cause of intellectual impairment in the Western world. This is the accurate statement related to the given question. It is a condition in which a baby is born with mental and physical defects due to the mother's alcohol consumption during pregnancy.

Let's look at the reason why dieting may not work: Dieting may not work due to a low BMR. The Basal Metabolic Rate (BMR) is the number of calories the body requires at rest to perform its basic functions such as breathing, circulation, and cell production. As a result, an individual with a low BMR has a slower metabolic rate, making it more difficult to burn calories and lose weight. Therefore, option C is the correct answer: a low BMR.

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Answer:

Dominant because you need one dominant for it to be dominant, but two recessives to be recessive.

Hope this helps. :)

Explanation:

Answer:

Ribosomes are macromolecular machines, found within all living cells, that perform biological protein synthesis (mRNA translation). Ribosomes link amino acids together in the order specified by the codons of messenger RNA molecules to form polypeptide chains. Ribosomes consist of two major components: the small and large ribosomal subunits. Each subunit consists of one or more ribosomal RNA molecules and many ribosomal proteins (RPs or r-proteins). The ribosomes and associated molecules are also known as the translational apparatus.

Explanation:

Answer: Messenger RNA copies the message from DNA in the nucleus and carries the message to the ribosome in the cytoplasm.

Answer:F

Explanation: I just know

Answer:

Glucose can used as a substrate and broken down in plant cells by the process of respiration. The chemical energy released by respiration can be used by the plant for cellular activities such as protein synthesis or cell division.

Answer:

Biodiversity will increase which will make the ecosystem more immune towards diseases and changes in weather.

Explanation:

Example: If u have 1 type of fish in a lake and suddenly the water became salty for some reason, that kind of fish may not survive and if it doesn't there will be no life left in the lake, but if there were multiple types of fish and other animals then some of them would be able to survive and adapt on the change in environment. Hope I helped!

The type of chromosome mutation that results in a chromosome segment that is turned 180 degrees is called inversion. Inversion involves the reversal of a chromosome segment within a chromosome.

It occurs when a single chromosome undergoes breakage and then the resulting fragment is reinserted in the same place but in an inverted orientation.

This results in a change in the order of genes along the chromosome segment. Inversion is different from deletion, which involves the loss of a chromosome segment, duplication, which involves the doubling of a chromosome segment, and translocation, which involves the transfer of a chromosome segment to a non-homologous chromosome.

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Answer:

Explanation:

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The exact locations of the Moon, Earth, and Sun determine Moon phases. Because of its orbital motion round the Earth and the changing geometry with which we view it, the Moon goes through a changing cycle of phases each month.

This cycle has been divided into four primary Moon phases: New Moon, First Quarter, Full Moon, and Last Quarter. Waxing Crescent, Waxing Gibbous, Waning Gibbous, and Waning Crescent are the four secondary phases.

It is believed that the New and Full Moons, like the tides, bring our emotions to the surface and heighten our feelings.

According to some researchers, humans are reacting to subtle changes in the Earth's magnetic field caused by Moon phases.

Because the moon goes through cycles of growth and decline, the moon's phases are viewed as symbols to guide our own personal growth and development.

Thus, this way the phases of the moon relate to the amount of lunar surface that is shaded from the direct light of the sun.

Moon phases are determined by the exact positions of the Moon, Earth, and Sun.

The Moon goes through a changing cycle of phases each month due to its orbital motion around the Earth and the changing geometry with which we view it.

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Two factors that affect energy release from protein combustion are the type of protein in the food and the relative nitrogen content of the protein.

The type of protein in food refers to the source of the protein, whether it is derived from animals or plants. Animal proteins are sourced from meat, poultry, fish, eggs, and dairy products, while plant proteins come from sources like legumes, grains, nuts, and seeds.

Regarding the relative nitrogen content of proteins, all proteins contain nitrogen as a fundamental element. Nitrogen is an essential component of amino acids, which are the building blocks of proteins. The relative nitrogen content can vary among different protein sources, but generally, proteins derived from animal sources have a higher nitrogen content compared to plant-based proteins. This is because animal proteins tend to be more complex and contain a wider range of amino acids. Plant-based proteins, on the other hand, may have a slightly lower nitrogen content but can still provide adequate nutrition when combined with a variety of plant protein sources.

It's important to note that while nitrogen content is used as a measure of protein content, other factors such as amino acid composition, digestibility, and bioavailability also play a significant role in determining the quality and nutritional value of a protein source.

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Answer:

Explanation:

Blood brings oxygen and nutrients to all the parts of the body so they can keep working. Blood carries carbon dioxide and other waste materials to the lungs, kidneys, and digestive system to be removed from the body. Blood also fights infections and carries hormones around the body.

The body's transportation system, the blood, transports innumerable compounds to different parts of the body. Blood carries three things throughout the body: Oxygen, nutrients, and wastes such as carbon dioxide (CO2).

1. Blood carries oxygen from the lungs to all the cells of the body. Cellular respiration requires oxygen to generate the energy (in the form of ATP) that drives many bodily activities.

2. Blood carries nutrients absorbed by the digestive system to cells throughout the body. These nutrients, which are essential for growth, repair and building energy, include glucose, amino acids, fatty acids, vitamins and minerals.

3. Wastes such as \(CO_2\): Removes carbon dioxide from the blood cells, which is a byproduct of cellular metabolism, and carries it to the lungs for expiration. The acid-base balance of the body is maintained by this mechanism.

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Lithium is most likely to lose an electron by bonding. So, the correct option is A.

The octet rule is a rule of thumb in chemistry, reflecting the theory that the main group elements tend to bond in such a way that each atom has eight electrons in its valence shell and has the same electronic configuration as the noble gases. .

Lithium is an alkali metal with three valence electrons, is also an exception to the octet rule. Lithium tends to lose electrons, adopting the electronic configuration of its closest noble gas, helium, leaving two valence electrons. Li and B still have incomplete octets after bond formation. These are exceptions to the octet rule.

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Answer:

Aristotle is known as the father of biology

Answer:

Aristotle.

Explanation:

He revealed his thoughts about various aspects of the life of plants and animals. Therefore, Aristotle is called as the Father of Biology.

The second layer of the eye consists of all of the following except: b) cornea

The second layer of the eye is known as the vascular layer or uvea, which contains blood vessels that supply nutrients and oxygen to the eye. This layer consists of three main structures: the choroid, ciliary body, and iris.

The choroid is located between the sclera (the white outer layer of the eye) and the retina (the innermost layer of the eye) and is responsible for supplying blood to the retina. The ciliary body is located behind the iris and produces the aqueous humor, which is a clear fluid that maintains the shape of the eye and provides nutrients to the cornea and lens.

The iris, on the other hand, is the colored part of the eye that regulates the amount of light that enters the eye through the pupil.

The cornea is the clear outermost layer of the eye that acts as a protective barrier and helps to focus light as it enters the eye. It is not a part of the vascular layer or uvea.

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A codon is a nucleotide triplet that codes for an amino acid so that every trio of nucleotides codes for one amino acid is the relationship between amino acids and nucleotides.

The code is degenerate because there are only 20 amino acids and 64 combinations of four nucleotides taken three at a time (more than one codon per amino acid, in most cases). The structural constituents of proteins are known as amino acids. On the other hand, nucleotides are the constituent parts of DNA and RNA, two types of nucleic acids. As a result, this is the primary distinction between amino acids and nucleotides.

By following a set of instructions known as the genetic code, mRNA converts the nucleotide sequence of a gene into the amino acid sequence of a protein.

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The given statement is "our blood frequently will make antibodies against molecules that are part of our body. " is False.

Our immune system is programmed to recognize and attack foreign molecules, such as those from bacteria and viruses, but it usually does not attack molecules that are part of our own body.

This is because our immune system is able to distinguish between "self" and "non-self" molecules, and it has mechanisms to prevent attacking our own cells and tissues. However, in some cases, our immune system may mistakenly attack our own cells, leading to autoimmune diseases.

                                                     OR

Our immune system is designed to distinguish between self and non-self molecules. Under normal circumstances, our immune system does not produce antibodies against molecules that are a natural part of our own body.

This ability to recognize and tolerate self-antigens is called self-tolerance. However, in certain autoimmune disorders, the immune system mistakenly identifies self-antigens as foreign and mounts an immune response against them, leading to the production of autoantibodies.

But in general, our immune system is programmed to prevent the production of antibodies against our own molecules.

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Answer:

nalaqdua

Explanation:

sbospka ai9wlhzux5 s8fvekg

Answer: 45 J

Explanation:

The formula for work is force x distance.

W = fd

W = (30 N)(1.5 m)

W = 45 J

Answer:

the right answer is not aviable at this time

Explanation:

The mass of an object and its distance from other objects both affect its gravitational potential energy.

The work required per unit mass by an external force to move a heavy object from a predetermined position of zero potential, often infinity, to a certain point in The gravitational potential is the name given to a gravitational field.

An object's location in the mass-Earth system determines the gravitational potential energy of any object close to the surface of the planet.

There is a stronger gravitational pull for heavier items. Remember that a larger object does not necessarily have more mass. Gravitational pull is stronger for objects that are nearer to one another.

Therefore, At an infinite distance from the earth, the gravitational potential is zero.

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A global outbreak of an infectious disease is called a pandemic.

The correct option is option c.

A pandemic is basically defined as a global disease outbreak. It is different  from an outbreak or from an epidemic because it happens to affect a wider type of geographical area, which is often considered as worldwide. It also happens to infect a larger number of people as compared to an epidemic.

A pandemic is most usually caused by a new virus or by a strain of virus which has not basically circulated among the people around the world for a long time. A pandemic also causes a larger number of deaths.

Hence, the correct option is option c.

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When UV light is shined onto a sample of original pGLO plasmid DNA, the DNA does not exhibit any observable fluorescence or visible changes.

In the context of the pGLO plasmid DNA, the term "original" implies that it does not contain the GFP (Green Fluorescent Protein) gene or any other modified genetic elements. When UV light is shined onto the original pGLO plasmid DNA, it does not fluoresce or emit any visible light.

The lack of fluorescence or visible changes in the original pGLO plasmid DNA can be attributed to the absence of the GFP gene. GFP is a naturally occurring protein that exhibits fluorescence when exposed to specific wavelengths of light, particularly ultraviolet (UV) or blue light. The pGLO plasmid DNA is typically modified by introducing the GFP gene, which allows the transformed cells to produce GFP and exhibit fluorescence.

However, in the case of the original pGLO plasmid DNA without any modifications, there is no GFP gene present, and therefore no fluorescence is observed when UV light is shined onto it. This lack of observable fluorescence distinguishes it from the modified pGLO plasmid DNA, which would exhibit fluorescence in the presence of the GFP gene.

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