__ attached to proteins, stick out from the plasma membrane to define the cell's characteristics and help identify chemical signals. Might help fighting cells to recognize and attack a potentially harmful cell.

Answer:

you are correct as far as i see

Explanation:

Answer:

Prob c

Explanation:

Cause now they have a shelter to live in

Answer:

Fertilizers are manmade chemical substances

Explanation:

Answer:

Fertilizer

Explanation:

Manure is natural but fertilizers are man-made.

Answer:

This question lacks options, the options are as follows:

A. The overall reactions of photosynthesis and cellular respiration are the opposite of one another, therefore the products of one are the reactants of the other, creating a cycle.

B. The energy-and thus oxygen-flows for cellular respiration and photosynthesis take place in the same direction, and therefore build upon one another.

C. Cellular respiration is a process that deposits energy and oxygen, and photosynthesis withdraws energy and uses oxygen, therefore balancing each other.

D. Oxygen readily accepts electrons, so cellular respiration uses a negligible amount of oxygen.

The answer is A

Explanation:

All living organisms require energy to perform their cellular processes. This energy is obtained via a process called CELLULAR RESPIRATION, which is the process whereby glucose from food molecules is broken down to synthesize energy (ATP). Oxygen is used up in this process of cellular respiration. The equation is as follows:

C6H12O6 + 6O2 → 6CO2 + 6H2O + ATP

However, on the other hand, another metabolic process called PHOTOSYNTHESIS, which occurs in plant cells make use of the products of cellular respiration to synthesize its reactants (food and oxygen). The equation is as follows:

6CO2 + 6H2O → C6H12O6 + 6O2

This means that cellular respiration and photosynthesis are opposite of one another, therefore the products of one being the reactants of the other helps create a cycle that explains what prevents Earth from running out of oxygen gas. In a nutshell, photosynthesis makes up for the oxygen used by cellular respiration.

When a protein is subjected to unusual environmental circumstances, it undergoes denaturation, which is a physical change. Proteins can be denatured by heat, acid, strong acids, alcohol, mechanical agitation, and high salt concentrations.

pH and temperature. When an organism is at its ideal temperature, enzymes work best. This temperature in the human body is 37 °C. Only up to a certain degree do enzyme activity and reaction rates rise slightly with temperature.

When a protein is subjected to unusual environmental circumstances, it undergoes denaturation, which is a physical change.

Therefore, Proteins can be denatured by heat, acid, strong acids, alcohol, mechanical agitation, and high salt concentrations.

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A chemical preservative stops items from decomposing. Some preservatives are used to cure wood or metal, while others are applied to food. Food preservation is "the science that deals with the process of preventing food from decaying or spoiling so that it can be stored in a fit condition for future use." Food quality, edibility, and nutritional content are all guaranteed via preservation.

Drying: The oldest method of food preservation is drying. By using this technique, water activity is reduced, preventing bacterial growth. Drying makes food lighter so it can be transported more readily. Modern drying methods include bed dryers, fluidized bed dryers, freeze drying, shelf dryers, spray drying, commercial food dehydrators, and household ovens, in addition to the traditional methods of using the sun and wind. Examples of dried items using this technique include meat and fruits, apples, apricots, and grapes.

Freezing: Food prepared and frozen is kept in cold storage. Although potatoes can be controlled in dark areas, potato preparations must be frozen.

Smoking: Food is cooked, flavored, and preserved through smoking, which exposes it to wood smoke. Meats and fish are typically smoked because the smoke has antibacterial and antioxidant properties. Assorted smoking techniques are employed, including hot smoking, cold smoking, smoke roasting, and smoke baking. Smoking increases the risk of cancer when used as a preservative.

Vacuum packing creates: By making bottles and bags impermeable, vacuum packing creates a vacuum. Bacteria perish because there is no oxygen in the newly generated vacuum. Typically applied to dry fruit.

Salting and Pickling: Curing, commonly referred to as salting, removes moisture from goods like meat. Pickling is the process of preserving food in a salt solution (brine) or vinegar (acetic acid); in Asia, food is sometimes preserved in oil. At a 20% concentration, salt kills and stops the growth of microorganisms. Pickling can be done in many ways, including chemical pickling and fermentation pickling. To extend the shelf life of commercial pickles, sodium benzoate or EDTA is added.

Sugar: Fruits can be preserved with sugar in syrup form or crystallized form, depending on whether the material to be preserved is boiled in the sugar until it crystallizes, like candied peel and ginger. Another use is for fruit superficially coated in sugar syrup and then glazed. Alcohol and sugar are combined with preserving upscale foods like fruit in brandy.

Lye: Lye, also referred to as sodium hydroxide, makes food alkaline and inhibits the growth of microorganisms.

Canning and bottling: Sealing cooked food in sterile bottles and cans is the definition of canning and bottling. Boiling the container destroys or weakens bacteria. Various amounts of time or space are used for cooking food. The food is more at risk of rotting after the can or bottle has been opened.

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The correct flow of blood through the liver to the inferior vena cava is as follows: Hepatic artery and hepatic portal vein → Portal triad → Hepatic sinusoids → Central vein → Hepatic vein.

The liver receives blood from two sources: the hepatic artery and the hepatic portal vein. The hepatic artery supplies oxygenated blood to the liver, while the hepatic portal vein carries nutrient-rich blood from the digestive organs. These blood vessels enter the liver at the portal triad, which consists of the hepatic artery, hepatic portal vein, and bile duct.

From the portal triad, blood flows into the hepatic sinusoids, specialized capillaries within the liver. In the sinusoids, various metabolic and detoxification processes occur. The blood then collects in the central vein, which is located in the center of each liver lobule. Finally, the blood leaves the liver through the hepatic veins and enters the inferior vena cava.

Therefore, the correct sequence for the flow of blood through the liver to the inferior vena cava is hepatic artery and hepatic portal vein - portal triad - hepatic sinusoids - central vein - hepatic vein.

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Answer:

D

Explanation:

Explanation:

ermmmmmm alrrrr hahaha

Answer:

ima asume dis is fine

Explanation:

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Answer:

oxidative phosphorylation is the metabolic cycle that produces the most net ATP per glucose molecule.

They are employed in the creation of goods and services. Land, labor, capital, and entrepreneurship are the four categories of components of factory production that economics distinguish between.

The factors of production are the resources needed to produce a good or service in order to earn money. The four elements of production are land, labor, capital, and entrepreneurialism, according to economists. An economy could be said to be built on them.

Land, labor, capital, and entrepreneurship are the four categories into which economists generally divide the components of production. Natural resources are referred to as "land," "labor" is defined as "work effort,” and "capital" is everything created that is used to create anything else.

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Answer:

She remembered what she had learned about the cell theory as she observed the protists moving. Which three ideas are included in the cell theory ..

Explanation:

Answer:

C.  Cells divide when they begin to grow too large to function.

Explanation:

A, B, and D are all parts of the Cell Theory.

Answer:

some illnesses that can affect your organ system are heart disease, asthma, and cancer

Answer:

Autoimmune hepatitis, Graves' disease, type 1 diabetes, and Cystic fibrosis.

Explanation:

If you investigated cells from a lab mouse with 40 chromosomes you would find a total of 80 sister chromatids after the S phase stage.

The thread-like chromosomes that convey the genetic data from cell to cell are formed of protein and a single DNA strand. Chromosomes are found in the nucleus of cells in both animals and plants including humans.

Long segments of DNA are transported by chromosomes, which are organelles that can be found within the nucleus of cells. The substance that houses genes is called DNA. It serves as the base for the human body. Additionally, proteins found in chromosomes aid in the proper structure of DNA.

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Answer:

The cell wall of the cells has very small pores which are known as the plasmodesmata, they act like a bridge between the two cells. So, if we inject ink into the cell then it will get transferred to the other cell via these pores called plasmodesmata.

Answer:

Semiconservative replication describes the mechanism of DNA replication in all known cells. ... This process is known as semi-conservative replication because two copies of the original DNA molecule are produced, each copy conserving (replicating) the information from one half of the original DNA molecule.

A big, nutrient-rich yolk is a characteristic adaptation of a mature catfish egg. Like many other fish species, catfish also lay eggs that are frequently demersal, or sheltered in a nest or placed on a substrate.

The mature egg of fish is surrounded by an acellular coat conventionally called the chorion. In Carassius auratus, three main layers can be recognized at the electron microscopic level, and we have termed them ch1, ch2, and ch3 starting from the outer side to the inner side close to the egg plasma membrane.

Fish eggs immediately upon fertilization are spherical in shape with various components, including maternal mRNAs, numerous organelles, yolk inclusions, proteins, as well as lipid droplets and pigments intermingled in the egg cytoplasm (Lubzens et al., 2010).

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Q- Adaptive feature of a matured egg of a catfish.

Answer: Osmotic pressure is the main cause of support in many plants. When a plant cell is in a hypotonic environment, the osmotic entry of water raises the turgor pressure exerted against the cell wall until the pressure prevents more water from coming into the cell.

Explanation:

Hardwired characteristics of the brain that attempt to keep us in balance by correcting deficiencies are referred to as homeostatic mechanisms.

Homeostasis is the body's ability to maintain a stable internal environment despite external changes.

In the context of the brain, homeostatic mechanisms involve various processes that regulate physiological functions and maintain optimal levels of essential substances.

These mechanisms can include feedback loops that detect imbalances and initiate corrective actions.

For example, if there is a deficiency in a particular nutrient or hormone, the brain may activate mechanisms to increase its production, decrease its consumption, or enhance its absorption from the environment.

Homeostatic mechanisms play a crucial role in ensuring the body's overall stability and functioning, helping to maintain proper levels of various substances and promoting overall well-being.

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In some animals, seasonal behaviors such as breeding and molting are influenced by a variety of factors. One of the most important factors is the changing length of daylight hours, which is also known as photoperiod. In response to changes in photoperiod, animals may undergo changes in hormone levels, which can trigger seasonal behaviors.

For example, many birds use changes in photoperiod as a cue to initiate breeding behavior. As the days get longer in the spring, male birds start singing to attract mates, and females start building nests and laying eggs. Similarly, many mammals use changes in photoperiod to regulate their reproductive cycles. In some species, such as deer and elk, males start growing antlers in response to increasing daylight hours, which helps them attract mates during the breeding season.

Other factors that can influence seasonal behaviors in animals include changes in temperature, food availability, and social interactions. For example, some species of fish may migrate to different areas of the ocean in response to changes in water temperature, while certain species of rodents may hibernate during the winter months when food is scarce.

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The structures involved in cerebrospinal fluid (CSF) circulation in order from the initial production of CSF to when the CSF is absorbed into venous circulation are choroid plexus - ventricles - arachnoid villi - subarachnoid space - median and lateral apertures - dural sinuses.

Cerebrospinal fluid (CSF) is a transparent, colorless liquid that surrounds the brain and spinal cord. Its function is to supply nutrients and remove metabolic waste products from the central nervous system (CNS).

The initial production of CSF occurs in the brain's ventricles, specifically in the choroid plexus. Then, the CSF flows through the ventricles before entering the subarachnoid space.

The absorption of CSF into venous circulation takes place via arachnoid villi, followed by its drainage into the dural sinuses, and finally returned to the circulatory system.

Hence, the proper sequence of structures involved in CSF circulation is as follows: choroid plexus - ventricles - subarachnoid space - arachnoid villi - dural sinuses - median and lateral apertures.

Overall, CSF plays a critical role in maintaining the proper functioning of the CNS.

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Answer:

Parasitism

Explanation:

An example of this would be parasitism. It is a way in which some insects get food from other animals by living inside a host. It is a relationship in which the other animal is damaged while the parasite (in this case the insect) benefits.

Answer:Down syndrome, because trisomy 21 involves the smallest chromosome of the three.

Explanation:

Answer:

Based on what I found; Crops such a rice, wheat, and soybeans. Animal biodiversity Plant biodiversity

Explanation:

100% chance of a the dominant phenotype

The trait not shared by birds and placental mammals is the amniotic egg. Birds are a type of animal that belongs to the Aves class and has feathers, wings, and a beak.

Birds are bipedal, which means they walk on two legs. Their forelimbs have evolved into wings, which they use to fly. The class Mammalia contains placental mammals, which have a placenta that nourishes their developing offspring. Placental mammals are characterized by their hair, three ear bones, and mammary glands, which produce milk to nourish their young.

Placental mammals have live births and are the most diverse and successful of all mammalian groups. Amniotic egg is an egg that is enclosed in a membrane and is laid on land by reptiles, birds, and egg-laying mammals.

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Answer: Both of these

Explanation: trust me

Answer:

divergent plate boundary

A rift valley is formed on a divergent plate boundary, a crustal extension or spreading apart of the surface, which is subsequently further deepened by the forces of erosion.

Explanation: