What do arches and bacteria have in common ?

Answer:

A topographic profile or topographic cut is a representation of the relief of the terrain that is obtained by cutting transversely the lines of a topographic map. Each contour line can be defined as a closed line joining relief points at equal height above sea level.

Explanation:

Answer:

A topographic profile or topographic cut is a representation of the relief of the terrain that is obtained by cutting transversely the lines of a topographic map.

Explanation:

Each contour line can be defined as a closed line joining relief points at equal height above sea level. It is usually drawn on the same horizontal scale as the map, but the use of an exaggerated vertical scale is advisable to underline the elements of the relief. This can vary according to the slope and amplitude of the terrestrial relief, but is usually three to five times the horizontal scale.

A malignant black tumor of the skin is known as melanoma. Melanoma is a type of skin cancer that affects the melanocytes, which are the pigment-producing cells in the skin. This cancer can occur anywhere on the skin, including the scalp, nails, and mucous membranes.

It is important to diagnose and treat melanoma early to prevent the spread of cancer to other parts of the body.There are different types of melanoma, such as superficial spreading melanoma, nodular melanoma, and lentigo maligna melanoma. Superficial spreading melanoma is the most common type, accounting for around 70% of all cases. It usually appears as an irregularly shaped mole with different colors, such as black, brown, and red.

Nodular melanoma is a fast-growing, dome-shaped lesion that is usually black or blue. Lentigo maligna melanoma is a type of melanoma that usually develops on sun-damaged skin and appears as a flat, brown lesion that gradually becomes darker and more irregular.

To know more about malignant visit:

https://brainly.com/question/31603384

#SPJ11

The role of calcium in muscle contractions is to bind with troponin, changing its shape so that binding sites on the actin filament are exposed.

Thus, the correct answer is to bind with troponin, changing its shape so that binding sites on the actin filament are exposed (D).

When a muscle is stimulated to contract, an action potential moves along the neuron, causing the release of acetylcholine at the neuromuscular junction (NMJ). Acetylcholine binds to nicotinic acetylcholine receptors, triggering the muscle cell's depolarization.

Calcium ions play a crucial role in muscle contraction. When acetylcholine is released, calcium channels in the sarcoplasmic reticulum (SR) open, allowing calcium to enter the muscle cell. Calcium ions bind to troponin, which is attached to the thin actin filaments, causing a conformational change that exposes binding sites on the actin filament.

The binding sites on the actin filament allow myosin to attach, forming a cross-bridge between actin and myosin. This initiates the contraction cycle and causes the muscle to contract.

Your options aren't well arranged, but most probably your options were

A. to transmit the action potential across the neuromuscular junction

B. to spread the action potential through the t-tubules

C. to re-establish the polarization of the plasma's membrane following an action potential

D. to break the cross-bridges as a cofactor in the hydrolysis of ATP

E. to bind with troponin, changing its shape so that binding sites on the actin filament are exposed

Thus, the correct option is E.

For more information about muscle contractions refers to the link: https://brainly.com/question/28446332

#SPJ11

The term used to describe the cancer cells which have lost specialization from which it originated is called dedifferentiation.

Cancer is defined as the uncontrolled growth of the cells which then develops into tumor. The tumor is of two types: benign and malignant. The benign tumor does not spread to other tissues of the body whereas malignant cancer spread to the underlying tissues. The tumor is formed as a result of dedifferentiation. The dedifferentiation is the inability of the cell to perform functional and structural differentiation.  

Learn more about dedifferentiation here:

https://brainly.com/question/23845039

#SPJ4

Answer:

In goats, a recessive gene causes the goats to "faint" when they are startled. A farmer breeds two goats (that have never fainted) and their first offspring faints two days after its birth.

Explanation:

Dehydration is the most common cause of fainting in children. Not drinking enough fluids also reduces blood volume and lowers blood pressure. Standing still for a long time in one place. This can cause the blood to pool in the legs because of gravity or standing up quickly.Because the "tester" individual makes one known type of gamete, the ratios of phenotypes among the progeny of the cross indicate the type and frequencies of gametes made by the individual with the unknown genotype. Once you know the gametes that this individual produces, you can "reconstruct" the individual's genotype.

The correct statement is: They do not assort independently and do not produce Mendelian ratios for crosses tracking two or more genes.

Linked genes are genes that are located close to each other on the same chromosome.

Unlike genes that are located on different chromosomes, linked genes tend to be inherited together as a result of their physical proximity. This means that they do not assort independently during meiosis, breaking the principle of independent assortment proposed by Gregor Mendel.

When two or more genes are linked, their inheritance does not follow the expected Mendelian ratios observed for unlinked genes.

In Mendelian genetics, genes located on different chromosomes segregate independently into gametes and produce predictable ratios in offspring.

However, linked genes tend to stay together and are less likely to undergo recombination, resulting in deviations from Mendelian ratios in crosses involving multiple linked genes.

The phenomenon of genetic linkage and its impact on inheritance was one of the key discoveries in genetics that provided evidence for the existence of chromosomes and helped develop the concept of genetic mapping.

To know more about "Mendelian ratios" refer here:

https://brainly.com/question/31553594#

#SPJ11

Answer:

The correct order of protein production is:

c) 1,2,4,3

Ribosome: Protein synthesis begins in the ribosomes, which are located either in the cytoplasm or attached to the endoplasmic reticulum.

Endoplasmic Reticulum: After the initial stages of protein synthesis in the ribosomes, the newly synthesized protein is transported into the endoplasmic reticulum (ER) for further processing and modification.

Golgi Apparatus: The proteins synthesized in the ER undergo further processing and modifications in the Golgi apparatus. This includes sorting, packaging, and modifying the proteins to their final functional forms.

Secretory Vesicles: Once the proteins are properly processed and modified in the Golgi apparatus, they are packaged into secretory vesicles. These vesicles transport the proteins to their destination, such as the plasma membrane for secretion outside the cell.

Therefore, the correct order is 1, 2, 4, 3.

Answer:

The correct order of protein production is ribosome, endoplasmic reticulum, Golgi apparatus, and secretory vesicles. So the correct answer would be c) 1,2,4,3.

Many proteins destined for the endoplasmic reticulum, the Golgi apparatus, lysosomes, the plasma membrane, and secretion from the cell are synthesized on ribosomes that are bound to the membrane of the endoplasmic reticulum. The Golgi apparatus then distributes these proteins and lipids that it receives from the ER.

The enzyme required to bring lactose into coli cells is β-Galactoside permease. This enzyme is a transporter protein that is responsible for the active transport of lactose into the bacterial cell. So, the correct answer is option E.

β-Galactoside permease is necessary for lactose uptake because lactose is not naturally found in the bacterial cell. The permease is able to recognize and bind to lactose molecules, allowing them to be transported across the cell membrane and into the cell. Once inside the cell, lactose is broken down into its component sugars by the enzyme β-Galactosidase, which allows the bacteria to use the sugar for energy.

In summary, β-Galactoside permease is the enzyme required to bring lactose into coli cells. This transporter protein is essential for the active transport of lactose into the bacterial cell, where it can be broken down into usable energy by the enzyme β-Galactosidase.

Know more about coli cells here:

https://brainly.com/question/27795628

#SPJ11

Answer:

Government

Explanation:

The term public property may refer to: A public good, that which belongs to or is provided by the State at any level Any property that is not owned by a particular individual or company. It belongs to the public in general and not to a single person. It covers premises and facilities that are owned by the government or a community.

Answer:

A. Mitochondria

Explanation:

Took the test

Answer:c salt ions move out of the cell

Explanation:

Salt is less than 1

Red blood cells have a salt content of 0.9%. When a microbiologist places red blood cells in pure water, osmosis occurs. This results into water molecules . Thus, the correct option is C.

Osmosis is the spontaneous net movement or diffusion of solvent molecules through a selectively-permeable membrane from a region of high water potential or lower solute concentration to a region of low water potential or higher solute concentration, in the direction which tends to equalize the solute concentrations on the two sides of the membrane.

It is of two types, on the basis of movement of solvent particles, when the solvent moves inside the cell it is called endosmosis which results into turgid cells and the movement of solvent molecules outside the cell which is called exosmosis that results into flaccid cells.

Therefore, the correct option is C.

Learn more about Osmosis here:

https://brainly.com/question/1799974

#SPJ2

the two main domains that identify prokaryotes are Bacteria and Archaea. which are single-celled microorganisms.

Bacteria and Archaea are the two primary domains used to classify prokaryotes. All prokaryotic organisms, which are single-celled microorganisms without a nucleus and other membrane-bound organelles seen in eukaryotic cells, fall under one of these two basic classification domains. The distinctive genetic and metabolic traits that set bacteria and archaea separate from each other and from eukaryotic organisms are the major distinction between them.

Bacteria are ubiquitous, mainly free-living organisms that frequently only have one biological cell. Their solitary form is bacteria. They make up a significant portion of the prokaryotic microbial kingdom. Bacteria, which are typically a few micrometres long and were among the first life forms to appear on Earth, are found in the majority of its habitats. Soil, water, acidic hot springs, radioactive waste, and the deep biosphere of the Earth's crust are all home to bacteria. Through the recycling of nutrients, such as the fixation of nitrogen from the atmosphere, bacteria are essential at many phases of the nutrition cycle. The decomposition of dead corpses is a part of the nutrient cycle; bacteria are in charge of the putrefaction phase of this process.

A realm of single-celled organisms, archaea (/rki/ (listen) ar-KEE-; singular, archaeon /rkin/) is a group of living things. These microbes are prokaryotes because they lack cell nuclei. Originally referred to as archaebacteria (in the Archaebacteria kingdom), archaea were categorised as bacteria at one point.

For more such questions on prokaryotes,Refer:

https://brainly.com/question/5716507

#SPJ4

Therefore, there are 4 different phenotypes possible from the dihybrid cross.

In the dihybrid cross (parent A) TTYyRr x TtYyRr (Parent B), each parent can produce four different types of gametes:

Parent A: TYR, TYr, TyR, Tyr

Parent B: TYR, TYr, TyR, Tyr

Therefore, the possible genotypes of the offspring are: TTYyRr, TTYyrr, TTyYRr, TTyYrr, TTyyRr, TTyyrr, TtYyRr, TtYyrr, TtyYRr, and TtyYrr.

To determine the different phenotypes, we need to consider the dominant and recessive traits. The dominant traits are T, Y, and R, while the recessive traits are t and y. The possible phenotypes from the cross are:

3 dominant traits: TTYyRr, TTYyrr, TTyYRr, TTyYrr, TTyyRr, TtYyRr, TtyYRr

2 dominant traits: TTyyrr, TtYyrr, TtyYrr

1 dominant trait: TtYyRr, TtyYrr

0 dominant traits: ttyyrr

Learn more about dihybrid cross at: https://brainly.com/question/12540319

#SPJ1

Answer:delete it

Explanation:just do it

Answer:

A mutation is a change in a DNA sequence. Mutations can result from DNA copying mistakes made during cell division, exposure to ionizing raditation, exposure to chemicals called mutagens, or infected by viruses.

Explanation:

A mutation is a change in a DNA sequence.

During the lysogenic cycle, a bacteriophage integrates its genetic material, specifically its DNA, into the host bacterium's DNA. This integration occurs through the phage's repressor protein binding to the operator region of the host DNA. The phage DNA becomes a prophage and replicates along with the host cell's DNA during cell division.

As a result of this cycle, the host cell continues to divide and carry the integrated phage DNA as part of its own genome. The phage remains dormant and does not actively produce new phage particles. The integrated phage DNA is passed on to daughter cells during each cell division, leading to the transmission of the phage's genetic material to subsequent generations of host cells.

The lysogenic cycle can continue for an extended period, with the phage remaining in the prophage state. However, certain environmental triggers, such as exposure to stress or UV radiation, can cause the phage to enter the lytic cycle. In the lytic cycle, the integrated phage DNA is excised from the host DNA and initiates the production of new phage particles. The host cell is then destroyed, and the newly formed phages are released to infect other bacterial cells, starting the process anew.

Overall, the lysogenic cycle allows the bacteriophage to persist within the host cell's DNA, potentially for generations, before transitioning to the lytic cycle for replication and release.

For more such answers on lysogenic cycle

https://brainly.com/question/17991658

#SPJ8

The fluid mosaic model of the cell membrane refers to the fact that the phospholipid bilayer is a fluid structure in which molecules move laterally, and it's a mosaic of proteins and carbohydrates.

The fluid mosaic model describes the cell membrane as a dynamic structure with the phospholipid bilayer acting as a fluid base where proteins and carbohydrates are embedded or attached.

The phospholipid bilayer is made up of two layers of phospholipids with their hydrophilic heads facing outward and hydrophobic tails facing inward, providing a semi-permeable barrier for the cell. Proteins within the membrane serve various functions, such as transport, signal transduction, and cell recognition.

Carbohydrates attached to proteins or lipids function as cell markers, enabling cell-to-cell communication and recognition. The fluidity of the membrane allows the lateral movement of molecules, contributing to membrane flexibility and overall cell function.

To know more about phospholipid bilayer click on below link:

https://brainly.com/question/13198012#

#SPJ11

Answer:

the source

Explanation:

Answer:

The heat would reach the beeswax via conduction through the metal skewer, thus melting the wax.

It is implied that there is a hierarchy responsibility for maintaining the facilities and equipment by having maintenance tasks completed at every level of the organisational structure as opposed to depending solely on a dedicated maintenance staff.

Maintenance is an essential part of quality control and, in some cases, has an impact on a business's long-term success. Unstable resources can stop production if they have not been maintained appropriately.

due to the fact that it not only improves asset performance but also prevents asset failure. Maintenance costs rise when an asset receives maintenance after it fails.

To know more about hierarchy visit:-

https://brainly.com/question/9647678

#SPJ1

Question:

What is the implication of having maintenance functions performed at every level in the organization's hierarchy, as opposed to having a dedicated maintenance personnel?

Answer:

The structural unit of photosynthesis is the chloroplast. Prokaryotic and eukaryotic photosynthetic organisms possess flattened sacs or vesicles called thylakoids, which contain photosynthetic pigments. Chlorophyll molecules are attached to specific proteins embedded within membranes, along with carotenoids and other components necessary for photosynthesis.

Explanation:

Chloroplasts are typical and exclusive organelles of plant cells that possess chlorophyll. Because of them, plants are capable of carrying out the photosynthesis process, a process that transforms light energy into chemical energy contained in ATP molecules. The inside is filled with a gel called a stroma. It presents a DNA independent of the nucleus and plastoribosomes. Immersed in the stroma, there are flattened sacs called thylakoids or lamellae, the interior of which is called lumen. Thylakoids can spread throughout the stroma or stack in bundles called grana. In the membrane of grana or thylakoids are located the enzymatic systems that capture the energy of the sun and carry out the transport of electrons to form ATP.

Ecological foot print. 4.) Fertile soil is a valuable natural resource.

Explanation:

Answer: trust me its ecological footprint (D) I took this quick check and got a 100% (1-C, 2-C, 3-D, 4-B) -here all the answers to the test yw <3

City planners faced with the question of balancing concerns regarding mosquitoes in wetland restoration projects need to consider both the potential benefits and risks involved. On one hand, mosquitoes can serve as a food source for birds and contribute to the biodiversity and ecological balance of the wetland ecosystem.

They play a role in supporting the bird population and enhancing the natural beauty of the park. These aspects can be important factors in promoting environmental sustainability and attracting visitors to the area. On the other hand, there are legitimate concerns about the potential risks associated with mosquitoes, particularly in terms of disease transmission. While malaria is not typically a concern in the United States, other mosquito-borne diseases such as West Nile virus and Zika virus may pose risks to public health. As migration patterns change and more people move from regions where these diseases are prevalent, the potential for transmission could increase.

To strike a balance, city planners should consider implementing measures to mitigate the risks associated with mosquitoes while maximizing the benefits of wetland restoration. This can include implementing mosquito control strategies such as monitoring and targeted insecticide use, creating habitats for natural predators of mosquitoes, and providing education and awareness programs for the public. By adopting a comprehensive approach that addresses both ecological and public health considerations, city planners can create a wetland restoration project that balances the promotion of biodiversity and natural beauty with the protection of public health.

To know more about biodiversity

brainly.com/question/13073382

#SPJ11

The following statement that is true regarding authorship practices is: Both within and between disciplines, practices differ with regard to who should be included as an author, and in what order they should be listed (Option B).

Authorship Practices refers to the guidelines and policies on who should be listed as an author in scientific publications. These guidelines and policies are set up to avoid ethical misconduct and ensure proper credit is given to the people who have contributed to the research. The following are some common Authorship Practices to be followed by authors:

In conclusion, among the given options, the statement that is true regarding authorship practices is that Both within and between disciplines, practices differ with regard to who should be included as an author, and in what order they should be listed (Option B).

Your question is incomplete but most probably your options were

Which of the following statements is true regarding authorship practices?

a. In scientific fields, authors must be listed in alphabetical order.

b. Both within and between disciplines, practices differ with regard to who should be included as an author, and in what order they should be listed.

c. Journals do not permit a graduate student to be listed as the first author.

d. In scientific fields, authors have to be listed in order of seniority.

Thus, the correct option is B.

Learn more about authorship: https://brainly.com/question/30162266

#SPJ11

Authorship practices involve guidelines for attributing credit in scholarly works, based on contribution levels. The first author is often the lead contributor, and the last author is typically the senior researcher. Responsibility and ethical considerations are crucial in authorship.

Authorship practices are protocols and guidelines followed by researchers when attributing credit for a scholarly work. Below are three statements regarding authorship practices:

https://brainly.com/question/33018504

#SPJ11

Answer:

Invertebrates can have bilateral or radial symmetry, or they can be asymmetrical. Bilateral symmetry means that the animal is arranged in the same way on both sides. Radial symmetry means the body parts are arranged in a circle around a central point.

The main cause of the recent increase in the amount of carbon dioxide in Earth's atmosphere is the burning of larger amounts of wood and fossil fuels. The correct answer is: a.

The burning of fossil fuels, such as coal, oil, and natural gas, releases carbon dioxide into the atmosphere. This is the main cause of the recent increase in the amount of carbon dioxide in Earth's atmosphere.

Deforestation also contributes to the increase in carbon dioxide levels, but it is not the main cause. Deforestation releases carbon dioxide that was stored in trees and other plants.

Additional respiration by the rapidly growing human population does not contribute significantly to the increase in carbon dioxide levels. The amount of carbon dioxide released by respiration is very small compared to the amount released by fossil fuel burning.

Increased worldwide standing crop biomass does not contribute significantly to the increase in carbon dioxide levels. Standing crop biomass is the amount of plant material that is alive at a given time.

The amount of carbon dioxide released by standing crop biomass is very small compared to the amount released by fossil fuel burning.

Therefore, the correct option is A, the burning of larger amounts of wood and fossil fuels.

To know more about carbon dioxide in Earth's atmosphere, refer here:

https://brainly.com/question/14310049#

#SPJ11

Answer:

It would be negative feedback.

Explanation:

The reason negative feedback is the type of feedback mechanism that helps you regulate your body temperature is because it reduces excessive responses and keeps a variable within the normal range.