A snow covered mountain top.

Which force most likely created this mountain?

compression
gravity
shearing
tension

Answer:

4603000 cL

Explanation:

because i used a converter and please give me brainliest :D?

The DNA defect arising in every cell that was made from the affected body cell is called a somatic mutation.

A somatic mutation is a genetic alteration that occurs in the DNA of a non-reproductive cell during an individual's lifetime, usually as a result of normal cell division or exposure to environmental factors such as radiation or chemicals. These mutations can occur at any time during an individual's life, and they are not inherited from parents.

When a somatic mutation occurs in a single body cell, it creates a DNA defect in that particular cell. However, as the cell divides and produces new cells, those cells will also carry the same mutation. In this way, the DNA defect arising in every cell that was made from the affected body cell is called a somatic mutation.

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The primary factor that determines the shape of animal cells, which lack cell walls, is the cytoskeleton. The cytoskeleton is a network of protein fibers that provides structural support, maintains cell shape, and enables cellular movement.

It consists of three main components: microfilaments, intermediate filaments, and microtubules. These components work together to give animal cells their characteristic shape and flexibility.

The shape of animal cells, which lack cell walls, is primarily determined by several factors including the cytoskeleton, cell adhesion molecules, and extracellular matrix interactions. The cytoskeleton, composed of microfilaments, microtubules, and intermediate filaments, plays a crucial role in maintaining cell shape and providing structural support.

Microfilaments, made up of actin, form a network throughout the cell and can contract or extend, allowing cells to change shape. Microtubules, composed of tubulin, help in maintaining cell polarity and organizing cellular components. Intermediate filaments provide mechanical strength to the cell.

Cell adhesion molecules (CAMs) also contribute to cell shape by facilitating cell-cell adhesion and cell-substrate interactions. CAMs, such as cadherins and integrins, mediate cell adhesion and signaling, influencing cell shape and tissue organization.

Extracellular matrix (ECM) interactions are crucial for cell shape determination. The ECM, composed of proteins like collagen and fibronectin, provides structural support and biochemical cues. Cells can interact with the ECM through integrins, which transmit signals and regulate cytoskeletal organization.

Furthermore, cell shape can also be influenced by factors such as mechanical forces, cell differentiation, and specific cellular functions. Together, these elements interact to determine and maintain the characteristic shape of animal cells.

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Answer:

Caffeine stimulates the heart's contractions via acting on enzymes in the heart. Caffeine can help natural hormones operate on the heart to release norepinephrine, which has a stimulating impact comparable to adrenaline.

Answer:

The virus lacks strcutures to replicate genetic material.

Explanation:

They can replicate it, but don't have structures to do it without the help of a cell. They USE the cell to replicate it but cannot do it themself.

Virus lacks genetic matrial? It has DNA.

Protective outer shell? Ptotection has nothing to do with it.

Movement? They cannot duplicate without cells.

Answer:

True

Explanation:

True. Plate tectonics in the movement of continents over the course of millions of years. This can affect both global and local patterns of climate and atmosphere-ocean circulation. The position of the continents determines the geometry of the oceans and therefore influences patterns of ocean circulation. The locations of the seas are important in controlling the transfer of heat and moisture across the globe, and therefore, in determining global climate.

Gracey curets feature a area-specific functional cutting edge. The cutting blades of universal curets must be slanted for proper anteriors. Thelma is applying a Gracey 1/3 to a mandibular molar's mesial surface.

The blades of region-specific curettes, like the Gracey curettes, are made to fit a particular tooth surface or area. Each blade has a single cutting edge that is used. Adjust the handle of the instrument so that the bottom shank is parallel to the ground.

To facilitate access to the distal surfaces of posterior teeth, the 17/18 Gracey Curette was created. The many bends and steep angle of the shank provide for crown clearance while preventing handle interference with the opposite arch and teeth.

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The visible spectrum of light, as perceived by the human eye, can be described by the adage that the lowest frequency appears red and the highest frequency appears violet. The region of the electromagnetic spectrum that the human eye can see is known as the visible light spectrum.

Humans can see wavelengths between 380 and 700 nanometers (nm). Additionally, the visible light spectrum's frequency is represented by the color. Violet light has the greatest frequencies and the shortest wavelengths, while red light has the lowest frequencies and the longest wavelengths (620-750 nm) (380–450 nm). The statement the lowest frequency appears red, and the highest frequency appears violet sums up how the human eye perceives the visible spectrum of light. Together, the human eye and brain transform the energy of visible light into an electrical impulse that the brain can decipher as an image. The cornea, iris, and pupil aid light entry into the eye's lens when concentrating on an object. The projection of the image on the retina at the rear of the eye is made possible by the lens's ability to bend light, which flips the image.

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Answer:

endoplasmic reticulum

Answer:

Mitochondria

Explanation:

This looks nothing like the Golgi complex , Endoplasmic Reticulum, or the Nucleus. For whatever reason, it is not letting me post pictures, but Golgi complex and Endoplasmic Reticulum looks like loose spaghetti and the Nucleus looks like a ball. The Mitochondria has a bean shape with an inside like this.

For the cross-bridge cycle to occur, calcium must be present in the sarcoplasm.

The cross-bridge cycle is the basis for movement and force production in muscle cells. Each cycle of myosin binds to actin and the movement of the thin filaments involves the hydrolysis of one ATP molecule.

To activate muscle contraction, tropomyosin must change its shape, exposing myosin binding sites on the actin molecule and allowing the formation of cross bridges. This can only occur in the presence of calcium, which is stored in very low concentrations in the sarcoplasm.

Bridges cannot cross-form without calcium because calcium allows the active sites to be exposed and without exposed active sites, bridges cannot form.

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Answer:

The least reliable birth control method is the rhythm method. The rhythm method involves tracking the menstrual cycle and avoiding sexual intercourse on days when a woman is most fertile. This method is considered to be unreliable because it does not take into account variations in a woman's cycle, or other factors such as stress or illness that could potentially impact fertility.

Answer: Uracil

Explanation:

Uracil is a base that is not found in DNA

The term that best describes the allele for the child's blue eyes is recessive. Thus, the correct option for this question is D.

A recessive allele may be defined as a kind of allele that when present on its own will not affect the individual. It will only be expressed in the phenotype if two copies of it are present.

According to the context of this question, the brown eye (B) is dominant over the blue eye (b). The parents have genotypes brown-eyed which means they are heterozygous for brown-eye (Bb) and when they interbreed with each other, they produce a blue eyes child which has a recessive allele of (bb).

Therefore, the term that best describes the allele for the child's blue eyes is recessive. Thus, the correct option for this question is D.

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Answer: becomes depleted of____

due to the overactive_____________

that are decomposing the surplus of

decaying organisms, which died due to the__________.

The bacteria use the oxygen for__________.

.

Explanation: Eutrophication sets off a chain reaction in the ecosystem, starting with an overabundance of algae and plants. The excess algae and plant matter eventually decompose, producing large amounts of carbon dioxide. This lowers the pH of seawater, a process known as ocean acidification.

Mitosis is a process by which the cell divides itself, creating two identical cells. Therefore, the correct answer is B. cell division.

B, mitosis is a form of cell division. Hope this helps! :)

Secondary active transport is a type of cell transport that involves the movement of molecules across a cell membrane using energy from a primary active transport process. Unlike direct active transport, which uses energy directly from ATP, secondary active transport uses the energy from the movement of ions across a gradient.

Secondary active transport is classified into two types, cotransport and countertransport. In cotransport, also known as symport, two or more molecules are transported in the same direction across a membrane. For example, the sodium-potassium pump uses the energy from the movement of sodium ions to pump potassium ions in the same direction.

Counter transport, also known as antiport, involves the movement of molecules in opposite directions across a membrane. For example, the glucose-sodium cotransporter in the small intestine uses the energy from the movement of sodium ions to transport glucose into the cell.

Secondary active transport is important for a variety of cellular processes, including the absorption of nutrients, the regulation of ion concentrations, and the maintenance of osmotic balance. It also plays a crucial role in the functioning of nerve cells, where it is used to transport neurotransmitters across the synapse.

In conclusion, secondary active transport is a type of cell transport that involves the movement of molecules across a cell membrane using energy from a primary active transport process. It is classified into two types, cotransport and countertransport. Secondary active transport is important for various cellular processes, including nutrient absorption, ion concentrations, and osmotic balance. It also plays a crucial role in the functioning of nerve cells, where it is used to transport neurotransmitters across the synapse.

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The statement "in this tree, lizards are the sister taxon of the lineage that includes humans and chimps" is false because these two groups diverged from each other a long time ago, and therefore cannot be considered sister taxa.

A "taxon" (plural: taxa) is a group of organisms that share a common ancestor and can be classified together. A "lineage" refers to a series of organisms connected through evolutionary history, starting from a common ancestor and continuing through its descendants. A "sister taxon" is a taxonomic group that shares a common ancestor with another taxonomic group.

Based on this understanding, we can say that lizards and the lineage that includes humans and chimps are not sister taxa, as they do not share a common ancestor. Lizards belong to the taxonomic group called Reptilia, while humans and chimps belong to the taxonomic group called Hominidae.

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Many bacteria are pathogenic, they carry large segments of DNA called pathogenicity islands, which were acquired by horizontal gene transfer, and which carry genes responsible for virulence.

Bacteria a tiny microscopic organisms, some human infecting bacterial pathogen is  Salmonella typhi causes typhoid.

Virus nonliving entity in absence of host. Some viruses such as HIV which are the causative agent of AIDS.

Protozoa, single celled eukaryotes such as Entamoeba histolytica causes amoebic dysentery.

Fungi either unicellular or multicellular microorganism, such as Trichophyton mentagrophyte causes athlete's foot.

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Shortly after adding 14C-labeled glyceraldehyde 3 phosphate to a yeast extract, fructose-1,6-bisphosphate labeled at C-3 and C-4 can be isolated.

Glyceraldehyde is a simple sugar and an important molecule in biochemistry. It is a three-carbon sugar with the chemical formula C3H6O3. Glyceraldehyde is a key intermediate in several metabolic pathways, including glycolysis and gluconeogenesis. It plays a critical role in energy metabolism, serving as a substrate for the production of ATP, the main energy currency of cells. Additionally, glyceraldehyde is a component of various carbohydrates and is involved in the synthesis of lipids and amino acids. Its versatility and involvement in metabolic processes make it significant for cellular function.

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Answer:

It should be vacuole!

Explanation:

Hope this helps!

Latent, chronic, and slow infection are three categories of overlapping persistent virus-host interaction. Persistent infections are ones in which the virus is not eliminated but instead hangs around in particular cells of the affected person.

Persistent infection may go through periods of both quiet and active infection without instantly killing or even severely harming the host cells.

Modulation of viral and cellular gene expression as well as alteration of the host immune response are two strategies by which persistent infections are maintained. Many factors, such as modifications to cell physiology, superinfection by another virus, physical stress, and trauma, can cause a latent infection to reactivate. Reactivation of a number of chronic viral infections is frequently correlated with host immunosuppression.

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The country described in this passage has an economy based on the principle of a mixed economy. A mixed economy is a blend of a free-market economy and a command economy. In this type of economy, the government and private businesses coexist and play a significant role in the economy.

The government enforces rules and regulations to protect the interests of workers, consumers, and the environment. This is evident in the passage where it is stated that the government enforces regulations to ensure that workers are paid well and treated fairly. On the other hand, private businesses are free to make most economic decisions, including decisions on production, pricing, and marketing.

The country's tradition of respecting private business also suggests that there is some level of market freedom in the economy. In summary, the economy of the country described in the passage is a mixed economy that combines elements of both a free-market economy and a command economy.

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In a green plant, the majority of photosynthesis takes place in the chloroplasts, specifically in the thylakoid membranes within the chloroplasts.

Chloroplasts are the specialized organelles found in the cells of green plants and are responsible for photosynthesis, which is the process by which light energy typically derived from the sun is converted into chemical energy in the form of glucose. The thylakoid membranes within the chloroplasts contain chlorophyll, which is the pigment that absorbs light energy during photosynthesis. The energy absorbed by chlorophyll is then used to power the process of photosynthesis and create glucose.

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Answer:

Snakes need to know their surroundings, if a temperature change happens they know whether to take cover for their safety. Snakes also need to know where they can rest, snakes use heat for digestion and reproduction.

Explanation:

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The reason that explains why DNA replication occurs in a continuous-discontinuous fashion is that DNA polymerase only works to add nucleotides in one direction of the growing chain.

DNA replication refers to the process by which the genetic material is replicated before cell division.

DNA replication involved specific enzymes that work in a concerted manner to replicate DNA molecules.

DNA polymerase is a specific enzyme used during DNA replication to add nucleotides in direction 5' to 3', which is the direction of the growing chain.

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Answer:

The nervous system as a whole is divided into two subdivisions: the central nervous system (CNS) and the peripheral nervous system (PNS)

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The nervous system as a whole is divided into two subdivisions: 

Central nervous system (CNS)

Peripheral nervous system (PNS).

Epithelial tissue lines the organs of the body, including the lungs, heart, and stomach.

Epithelium, endothelium, and mesothelium are three types of epithelial cell sheets that line your internal organs, and body space and form the outer layer of your skin. Epithelium generally lines alleyways that are open to the external environment, such as your respiratory area and digestive system.

Glandular epithelial tissue is also established as part of the glands, including hormone-manufacture organs like the liver, pancreas, and spleen. Epithelial tissues are widespread all around the body. They form the covering of all body surfaces.

So we can conclude that Simple epithelial tissues are normally classified by the shape of their cells.

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Explanation:

that all the living organisms are made of cells .....

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