The spinal cord is encased in and protected by the:_______

Answer:

1.helicase begins to break the hydrogen bonds between nitrogen bases.

free floating nucleotides pair up with exposed nitrogen bases.

dna polymerase attach the free-floating nucleotides to the exposed nitrogen bases.

two new molecules of dna are created.

cell starts into the mitosis phase of a cell cycle.

2. The hydrogen bonds holding the base pairs together in a DNA molecule are relatively weak compared to other chemical bonds. ... The new nucleotides join together to form the sugar-phosphate backbone of a new strand of DNA. The result is two DNA molecules identical to the original.

3.Each original DNA strand attracts new nucleotides that plug into their complementary bases on the original strand. The new nucleotides join together to form the sugar-phosphate backbone of a new strand of DNA. The result is two DNA molecules identical to the original.

4.Eukaryotic DNA replication requires multiple replication forks, while prokaryotic replication uses a single origin to rapidly replicate the entire genome. DNA replication always occurs in the nucleus.

Explanation:

To add the first few nucleotides, the hydrogen bonds are broken, the newly added nucleotides are complementary to the already existing parent DNA strand, and DNA replication takes place in the nucleus of the eukaryotes.

The replication of DNA is a process in which the DNA must first be separated, and then enzymes add new nucleotides to each of the complementary pairs of strands. It is important to life forms because it aids in the formation of new cells via the processes of mitosis and meiosis, as well as wound healing, among other things.

Hence, to add the first few nucleotides, the hydrogen bonds are broken, the newly added nucleotides are complementary to the already existing parent DNA strand, and DNA replication takes place in the nucleus of the eukaryotes.

Learn more about the formation of DNA here.

https://brainly.com/question/16464230

#SPJ2

Hormones travel throughout the body, either in the bloodstream or in the fluid around the cell, looking for target cells.

The endocrine system is a complex system consisting of a network of glands and organs in the human body.  This system releases hormones that control and coordinate all the metabolism of the body and also respond to injury and stress. The endocrine hormones include growth hormones, sex hormones, thyroid hormones, etc. All these hormones are secreted from various glands like pituitary glands, ovaries, and testis and are then poured into the bloodstream. Some of the hormones are also poured into the fluid surrounding the cell only. These endocrine hormones then look for their target cell or organ to act accordingly.

For further learning about endocrine hormones, refer to the link: https://brainly.com/question/27910547

#SPJ4

Gender does not have a direct role in fibromyalgia, but the condition is more commonly diagnosed in women.

Treatment for fibromyalgia typically involves a multidisciplinary approach that includes medications, lifestyle modifications, and therapies.

The role of gender in fibromyalgia is that the condition is more prevalent and commonly diagnosed in women. However, it is important to note that fibromyalgia can affect individuals of any gender.

Fibromyalgia is a chronic disorder characterized by widespread pain, fatigue, sleep disturbances, and other symptoms. The exact cause of fibromyalgia is unknown, but factors such as genetic predisposition, physical or emotional trauma, and certain infections or illnesses may contribute to its development.

The treatment of fibromyalgia typically involves a multidisciplinary approach. Medications such as pain relievers, antidepressants, and anticonvulsants may be prescribed to manage symptoms. Lifestyle modifications, including regular exercise, stress management techniques, and maintaining a healthy sleep schedule, can also be beneficial.

Additionally, therapies such as cognitive-behavioral therapy (CBT) and physical therapy may be recommended to help individuals cope with pain, improve function, and enhance overall well-being. Support groups and educational resources can provide emotional support and help individuals better understand and manage their condition.

It is important for individuals with fibromyalgia to work closely with healthcare professionals to develop an individualized treatment plan that addresses their specific symptoms and needs.

learn more about cognitive-behavioral therapy (CBT), here

https://brainly.com/question/30227800

#SPJ4

Answer:

It is quite difficult to picture a pseudoscientist—really picture him or her over the course of a day, a year, or a whole career. What kind or research does he or she actually do, what differentiates him or her from a carpenter, or a historian, or a working scientist? In short, what do such people think they are up to?

… it is a significant point for reflection that all individuals who have been called “pseudoscientists” have considered themselves to be “scientists”, with no prefix.

The answer might surprise you. When they find time after the obligation of supporting themselves, they read papers in specific areas, propose theories, gather data, write articles, and, maybe, publish them. What they imagine they are doing is, in a word, “science”. They might be wrong about that—many of us hold incorrect judgments about the true nature of our activities—but surely it is a significant point for reflection that all individuals who have been called “pseudoscientists” have considered themselves to be “scientists”, with no prefix.

Answer:

fruiting body is called cap

The mycelium is the fruiting body found above ground in fungi.

The pileus is the technical name for the cap, or cap-like part, of a basidiocarp or ascocarp (fungal fruiting body) that supports a spore-bearing surface, the hymenium.

A hypha is a long, branching, filamentous structure of a fungus, oomycete, or actinobacterium. In most fungi, hyphae are the main mode of vegetative growth, and are collectively called a mycelium.

A mycelium is a network of fungal threads or hyphae. Mycelia often grow underground but can also thrive in other places such as rotting tree trunks. A single spore can develop into a mycelium. The fruiting bodies of fungi, such as mushrooms, can sprout from a mycelium.

Learn more about fungi at

https://brainly.com/question/22479850

Answer:

The correct answer is A. chemical energy to mechanical energy.

Explanation:

Chemical energy is created when a chemical reaction occurs, meaning that one substance (in this case, a hamburger) is transformed into other substances (nutrients that go into our body). After that, the student uses this chemical energy and converts it into mechanical energy, meaning the energy you exert on another object, in this case, to play basketball.

Answer: Everything would die and freeze

Explanation:

Pulmonary ventilation, also known as respiration, is the process of moving air in and out of the lungs to facilitate gas exchange between the air and the bloodstream. Inhalation draws air into the lungs and exhalation expels air from the lungs.

The primary mechanism driving lung ventilation is atmospheric pressure (Patm). The air pressure in the alveoli called alveolar pressure (Palv). The pressure inside the chest cavity is called intrathoracic pressure.

There are four levels of mechanical ventilation. There is a trigger phase, an inspiratory phase, a cycle phase and an expiratory phase. The trigger phase is the initiation of inspiration triggered by patient movement or ventilator parameter settings.

The two main processes involved in lung ventilation are inhalation (inspiration) and expiration (expiration). During inspiration, the diaphragm and external intercostal muscles contract, expanding the chest cavity and filling the lungs with air.

To know more about ventilation visit:

brainly.com/question/1596925

#SPJ1

Plants absorb carbon dioxide (CO2) and water (H2O) from the air and soil during photosynthesis.

Water is oxidized within the plant cell, which means it loses electrons, but carbon dioxide is reduced, which means it receives electrons. Water is one of the most important components of photosynthesis. Six water molecules combine with six carbon molecules to generate one glucose molecule. This, in turn, releases oxygen molecules into the atmosphere, where they are transformed into oxygen gas, which creatures require for breathing. Water is the source of electrons for photosynthesis in green plants and cyanobacteria. The energy of four sequential charge-separation processes of photosystem II oxidizes two water molecules, yielding a molecule of diatomic oxygen and four hydrogen ions.

Learn more about photosynthesis here-

https://brainly.com/question/1388366

#SPJ4

Answer:

Life lesson: Even when you get thirsty, contain yourself and most importantly don't fall for traps. You're better than that. Stay hydrated!

To uncover Dimetrodon fossils, researchers must first research the dimetrodon's habitats, then go to modern-day replicas of those past ecosystems.

Because its remains have been discovered in Texas and Oklahoma in the United States, Nova Scotia, Canada, and all throughout Europe, the Dimetrodon is likely to have been well suited to a broad range of environments.

The first fossil was discovered in the nineteenth century, and Edward Drinker Cope named it in 1878.

Find out more information about 'Fossils'.

https://brainly.com/question/1241920?referrer=searchResults

DNA replication is considered semiconservative because "each daughter DNA molecule consists of one strand from the parent DNA molecule and one new strand" is the correct answer.

DNA replication is the process of copying DNA to create a new strand of DNA. During DNA replication, the DNA double helix unwinds and separates into two separate strands. Each of these strands serves as a template for the new strand of DNA. A new strand of DNA is built by matching up complementary nucleotides, the building blocks of DNA.

Once the new strand is complete, two identical DNA molecules have been created. Each daughter DNA molecule consists of one strand from the parent DNA molecule and one new strand.

This was first proposed by Watson and Crick in 1953. DNA replication is an essential process for the growth and repair of cells. Without DNA replication, cells would not be able to divide and grow.

Additionally, DNA replication plays a critical role in maintaining the integrity of the genetic material. Errors during DNA replication can lead to mutations that can cause diseases like cancer.

Therefore, DNA replication is considered semiconservative because of the two different types of strands in the newly synthesized DNA.

To know more about DNA replication, refer here:

https://brainly.com/question/16464230#

#SPJ11

The inherited, progressive disorder of the muscles that affect movement and function is called muscular dystrophy.

A muscular dystrophy is a group of genetic disorders characterized by progressive weakness and degeneration of the skeletal muscles that control movement. It is a progressive disorder that results in muscle weakness and decreased muscle mass. It also causes issues with the heart and breathing muscles as it progresses. Muscular dystrophy is caused by a lack of a protein called dystrophin that helps maintain muscle integrity. In some cases, this lack of dystrophin is inherited, but in other cases, it is caused by a spontaneous genetic mutation. There are several types of muscular dystrophy, with Duchenne muscular dystrophy being the most common and severe form. Other types include Becker muscular dystrophy, limb-girdle muscular dystrophy, and myotonic dystrophy. Treatment for muscular dystrophy varies depending on the type and severity of the disorder.

To learn more about muscular dystrophy here

https://brainly.com/question/27961678

#SPJ11

Answer:An organism with a cell wall would most likely be unable to take in materials like food via phagocytosis because their cell wall is inhibiting that change in cellular structure.

The change in energy of the rubber bands as they are relaxed when the student brings his hands closer together is due to the conversion of kinetic energy to potential energy.

Here correct answer is D.

As the student brings his hands together, the rubber bands are stretched and their motion is slowed down. As a result, the kinetic energy of the rubber bands is decreased and the potential energy increases. The potential energy of the rubber bands increases as the amount of strain on the bands increases.

As the student brings his hands closer together, the strain on the rubber bands increases and more potential energy is stored in the rubber bands. As the student's hands move closer, the kinetic energy of the rubber bands is gradually converted to potential energy.

Eventually, when the student's hands are fully together, all of the kinetic energy has been converted to potential energy and the rubber bands are at rest.

Know more about kinetic energy here

https://brainly.com/question/999862#

#SPJ11

Microtubules have a larger diameter compared to both microfilaments and intermediate filaments.

Microtubules, microfilaments, and intermediate filaments are all components of the cytoskeleton, providing structural support and playing important roles in cellular processes. However, they differ in terms of their diameter. Microtubules are the largest in diameter among the three types of filaments. They have an average diameter of about 25 nanometers (nm). Microfilaments, also known as actin filaments, have a diameter of approximately 7 nm, while intermediate filaments have a diameter ranging from 8 to 12 nm. The larger diameter of microtubules can be attributed to their structural composition. Microtubules are composed of tubulin protein subunits that assemble into a hollow cylindrical structure, forming a tube-like shape. This tubular structure provides stability and allows microtubules to resist bending and provide mechanical support to the cell. The variation in diameter among these filaments reflects their different functions and mechanical properties within the cell. Microtubules, with their larger diameter, are involved in processes such as cell division, intracellular transport, and maintaining cell shape and polarity.

Learn more about Microtubules here:

https://brainly.com/question/13333679

#SPJ11

Answer:

It requires trolling your friends skills

It is a problem that power plants are far from towns because it results in transmission losses, higher costs, and increased vulnerability to disruptions in the electricity supply.

One primary concern is energy loss during transmission. When electricity is transmitted over long distances, it encounters resistance in power lines, resulting in energy dissipation in the form of heat. This phenomenon, known as transmission loss, leads to inefficiencies and wastage of electrical energy. The greater the distance between the power plant and the consumer, the higher the transmission losses, which can have economic and environmental implications.

Moreover, long transmission distances require the construction of extensive power line infrastructure, including transmission towers and cables, which can be costly and require substantial land use. Additionally, maintaining and managing this infrastructure over vast distances can be logistically challenging and expensive.

Furthermore, the reliance on distant power plants makes the electricity grid more vulnerable to disruptions. Natural disasters, severe weather events, or accidents can damage transmission lines, leading to power outages that affect a large geographic area. The longer the transmission distance, the higher the likelihood of such disruptions occurring and the longer it takes to restore power.

To mitigate these problems, efforts are underway to promote decentralized and distributed energy systems, such as localized renewable energy generation. By situating power generation closer to the point of consumption, these systems can reduce transmission losses, enhance grid resilience, and support more sustainable energy practices.

Know more about electrical energy here:

https://brainly.com/question/60890

#SPJ8

Answer:

b

Explanation:

edg 2021

The role of scientific knowledge in society is that the advances in scientific knowledge can be beneficial to society if applied responsibly. Thus, the correct option will be B.

Scientific knowledge is referred to as a generalized body of laws and theories which are used to explain a phenomenon or a behavior of interest that are acquired by people using the scientific method and knowledge.

Laws are observed patterns of phenomenon or behaviors, while the scientific theories are systematic explanations of the underlying phenomenon or the behavior observed.

The role of scientific knowledge in society is that the advances in the scientific knowledge can be beneficial to the society as a whole if applied responsibly.

Therefore, the correct option will be B.

Learn more about Scientific knowledge here:

https://brainly.com/question/10601194

#SPJ7

​If selective permeability of the membrane did not exist; conditions would the sodium-potassium pump likely be far less effective in creating a concentration gradient  (option 1).

The Na+K+-ATPase pump contributes to the maintenance of osmotic balance and membrane potential in cells. Sodium and potassium migrate in the opposite direction of the concentration gradients. The Na+ K+-ATPase pump maintains a gradient of higher sodium concentrations extracellularly and higher potassium levels intracellularly.

The sodium-potassium pump undergoes shape modifications in order to maintain a negative membrane potential. Three sodium ions leave the cell during each cycle, while two potassium ions enter. Because these ions go against the concentration gradient, ATP is required for this activity.

Learn more about sodium-potassium pump

https://brainly.com/question/8507057

#SPJ4

Full Question: Under which conditions would the sodium-potassium pump likely be far less effective in creating a concentration gradient.

The fully assembled ribosome in bacterial cells is described as 70S.

Ribosomes are cellular structures responsible for protein synthesis. They exist in both bacterial and eukaryotic cells, but their sizes differ. Ribosomes are characterized by their sedimentation coefficient, denoted by the letter 'S.'

In bacterial cells, the fully assembled ribosome consists of a large subunit and a small subunit, combining to form a 70S ribosome. The large subunit is approximately 50S, while the small subunit is around 30S. When these two subunits come together, they form the 70S ribosome.

The other options listed, 50S, 80S, and 30S, refer to either the individual subunits or ribosomes found in different organisms. The 80S ribosome, for example, is characteristic of eukaryotic cells rather than bacterial cells.

Therefore, the correct option is option (a)

Learn more about ribosome here:

https://brainly.com/question/19899938

#SPJ11

Answer:

C 6 H 12 O 6 + 6 O 2 -> 6 CO 2 + 6 H 2 O + ATP

Answer:

C 6 H 12 O 6 + 6 O 2-->6 C O 2 + 6 H 2 0 +ATP is the complete formulate for cellular respiration.

The basal metabolic rate (BMR) slows with increasing age primarily due to a decrease in muscle mass and an increase in body fat percentage. hormonal changes, such as a decrease in thyroid hormone production, also contribute to the decrease in BMR. regular exercise and a balanced diet can help maintain a healthy metabolic rate.

The basal metabolic rate (BMR) is the amount of energy expended by an organism at rest to maintain basic physiological functions. BMR is influenced by various factors, including age. As individuals age, their BMR tends to decrease. This is primarily due to a decrease in muscle mass and an increase in body fat percentage.

Muscle tissue is more metabolically active than fat tissue, meaning it requires more energy to maintain. Therefore, as muscle mass decreases with age, the overall energy expenditure decreases, resulting in a slower BMR.

Additionally, hormonal changes that occur with age can also contribute to the decrease in BMR. For example, there is a decrease in thyroid hormone production, which plays a role in regulating metabolism. As a result, the metabolic rate decreases.

It is important to note that while BMR naturally decreases with age, lifestyle factors such as physical activity and diet can also influence metabolic rate. regular exercise and a balanced diet can help maintain a healthy metabolic rate.

About basal metabolic rate here:

https://brainly.com/question/27976523

#SPJ11

The basal metabolic rate slows with increasing age because of a decrease in muscle mass and a decrease in physical activity. The correct option is "A".

The basal metabolic rate (BMR) refers to the amount of energy expended by the body at rest to maintain basic physiological functions such as breathing, circulation, and cell production. As individuals age, there are several factors that contribute to a decrease in BMR. One of the main factors is a decrease in muscle mass.

Muscle tissue is more metabolically active than fat tissue, meaning it requires more energy to maintain. As people age, they tend to experience a loss of muscle mass, known as sarcopenia, which leads to a decrease in their BMR. Additionally, there is often a decline in physical activity levels with age, which further contributes to a decrease in BMR. Regular exercise and resistance training can help mitigate the decline in BMR associated with aging. The correct option is "A".

To know more about metabolic rate, click here.

https://brainly.com/question/32284485

#SPJ4

------The given questions is incomplete, the complete questions is:

"the basal metabolic rate slows with increasing age because:

Option A: "of a decrease in muscle mass and a decrease in physical activity."

Option B: "A decrease in organ function, particularly in the liver and kidneys, can result in a reduced metabolic rate as people age."

Option C: "Age-related changes in body composition, including an increase in body fat and a decrease in lean muscle mass, contribute to a slower basal metabolic rate."

Option D: "The natural aging process is associated with a decrease in overall physical activity and exercise, which can lower the metabolic rate."

"--------

Answer:

During prophase of meiosis I, the double-chromatid homologous pairs of chromosomes cross over with each other and often exchange chromosome segments. This recombination creates genetic diversity by allowing genes from each parent to intermix, resulting in chromosomes with a different genetic complement.

Explanation:

Answer:

pluripotent

Explanation:

A cell that can differentiate into all cell types of the adult organism are called

"pluripotent". Like cells are named meristematic cells in higher plants and embryonic stem cells in animals, though some groups report the presence of adult pluripotent cells.

Answer:

\(\huge\boxed{\sf Option \ B. }\)

Explanation:

Cell Membrane:

Surface of the cell membrane:

\(\rule[225]{225}{2}\)

This question is incomplete; here is the complete question:

Herberto wanted to compare the gravity on the Moon to the gravity on Earth. Which statement below is correct?

The gravity on Earth is less than the gravity on the Moon.

The gravity on Earth is greater than the gravity on the Moon.

The gravity on Earth is equal to the gravity on the Moon

The gravity on Earth is the same as the gravity on the Moon.

The correct answer is The gravity on Earth is greater than the gravity on the Moon.

Explanation:

One of the factors that most affect the gravity (the force that makes objects move towards the center of a body) of planets like Earth or smaller bodies such as the moon is the mass. Indeed, if the celestial body is more massive or contains more mass the gravity force is stronger. Now, the mass of Earth is higher than the one of the moon. This makes the gravity of the moon weaker. Indeed, the gravity on Earth is 9.8 meters per square second, while the one in the moon is 1.62 metes per second, which is about 1/6th of the gravity on our planet.

Protein is the amino acid chain that was made in translation.

Translation is the process by which ribosomes in the cytoplasm or endoplasmic reticulum make proteins after the process of converting DNA to RNA in the cell's nucleus, as defined by molecular biology and genetics. Gene expression refers to the entire process.

The process of translating mRNA into the chain of amino acids that makes up the produced protein occurs on ribosomes in the cytoplasm of the cell. The ribosome is a complex molecule made up of numerous ribosomal RNA molecules, numerous proteins, and both tiny and big subunits. Initiation, elongation, and termination are the three phases of an mRNA molecule's translation by the ribosome.

To learn more about translation of proteins, here

https://brainly.com/question/16305501

#SPJ4