the fully human monoclonal antibody secukinumab is an fda-approved biologic for the treatment of plaque psoriasis and other autoimmune disorders in adults in which self-reactive th17 cells cause tissue damage. the monoclonal antibody has specificity for interleukin 17a (il-17a), a member of the il-17 family. what is consistent with the mode of action of this therapeutic agent?

The statement is true. Sexual selection is a form of natural selection in which characteristics that appeal most to the opposite sex spread more widely more common.

Which of the following variables might affect the size of a primate social group?

Most primates are highly social creatures that live in groups that range from small reproductive units to huge troops of hundreds of individuals. Food resource distribution, competition with other species, and the threat of predation are all key considerations of primate group size.

Among the various residence patterns, single-male groups have the most competition. Outside males who want to overthrow him and take over the group are constantly threatening the male in this group.

Therefore, primate males compete for access to females due to sexual selection.

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A gene region where there are two identical alleles present. Two alleles with the same variation or two alleles that are normal can both be present in a homozygous genotype.

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ln case the question regarding the spread plate method.

The spread plate technique is a laboratory technique that can be used to isolate and count the total number of microorganisms in a mixed culture. and distributing it evenly. In case when the bacteria are not spread evenly around the plate and some parts do not have growth as they have not been inoculated with test bacteria, this will affect the quantification of bacterial species in a solution and may result in uneven growth on a plate and ultimately infers false results.

What is bacteria?

Bacteria are common, largely free-living organisms that frequently only have one biological cell. They make up a significant portion of the prokaryotic microbial kingdom. Bacteria, which are typically a few micrometers in length and were among the first life forms to emerge on Earth, are found in the majority of its habitats.

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Answer:

Carbon Cycle

Explanation:

Photosynthesis and cellular respiration are connected through an important relationship. This relationship enables life to survive as we know it.

Cellular Respiration: C6H12O6 + 6O2 → 6CO2 + 6H2O

Photosynthesis: 6CO2 + 6H2O → C6H12O6+ 6O2

While photosynthesis requires carbon dioxide and releases oxygen, cellular respiration requires oxygen and releases carbon dioxide. It is the released oxygen that is used by us and most other organisms for cellular respiration. We breathe in that oxygen, which is carried through our blood to all our cells. In our cells, oxygen allows cellular respiration to proceed. Cellular respiration works best in the presence of oxygen. Without oxygen, much less ATP would be produced.

Cellular respiration and photosynthesis are important parts of the carbon cycle. The carbon cycle is the pathways through which carbon is recycled in the biosphere.

Photosynthesis takes place in two stages. One of them involes light absortion and occurs in thylakoid membranes. The other one occurs in the stroma and does not depend on light.

Photosynthesis is the process through which plants take solar energy to produce organic compounds. It involves two alternating stages: light-dependent and light-independent reactions.

In the exposed example, we need to label where each step of photosynthesis occurs.

Light dependent reactions: thylakoids' membrane.

Light independent reactions: Stroma

You will find the image in the attached files.

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Complete question

Practice: Photosynthesis Visual Summary

Label the two parts of the chloroplast.

Label where each step of photosynthesis occurs. Use arrows to show what goes into each part (reactants) and what comes out (products).

Beta-carotene is the only one of the three carotenoids that can be converted to retinol in the body that is sufficiently absorbed and converted.

Provitamin A carotenoids such as alpha-carotene, beta-carotene, and beta-cryptoxanthin can be converted by the body to retinol. Nonprovitamin A carotenoids include lutein, zeaxanthin, and lycopene because they cannot be converted to retinol.

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A. CO₂

B. O₂

The formation of glucose is the primary objective of the above reaction.

6CO₂ + 6H₂O→C₆H₁₂O₆ + 6O₂; Photosynthesis' Reaction

Photosynthesis is responsible for the formation of food in green plants. It is an endothermic reaction, absorbing the sunlight. Chlorophyll is the main light-trapping element.

Oxygen is produced along with glucose during the reaction. Photosynthetic product is produced in the form of 'glucose', transported in the form of 'sucrose', and stored in the form of 'starch'.

It is one of the prominent methods of carbon-binding in organic matter. Around 4 x 10¹³ Kg of carbon is fixed annually through photosynthesis. Storage of carbon in organic matter is the best solution for excessive carbon emissions.

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Answer:

I think its A and B

Explanation:

With advancing age, numerous physical systems, tissues, and cells become more prone to damage and illness. Ageing is the term used to describe these gradual changes in the body's organ systems and increased sensitivity.

The immune system could experience the following changes: The immune system's reaction time slows down. This makes becoming sick more likely.

Waste materials accumulate in tissue as we age. Many tissues accumulate lipofuscin, a fatty brown pigment, along with other fatty compounds. With aging, connective tissue becomes more rigid.. As a result, the airways, blood vessels, and organs get rigid.

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Organic food prices include environmental enhancement and protection, as well as food production costs (and avoidance of future expenses to mitigate pollution). Therefore, they are expensive.

A kind of farming that relies on biologically based methods for the management of pests, biological fertilizers made primarily from the byproducts of animals and plants, and cover crops that are able to fix nitrogen is organic farming.

Organic farming reduces the chance of polluting the environment and helps cut down on greenhouse gas emissions by limiting the use of chemical fertilizers and pesticides made from fossil fuels.Organic farming is resource-efficient, environmentally friendly, and sustainable, helping preserve species diversity and biodiversity.

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We can detect sweet, sour, salty, bitter, and savory tastes because of the presence of out taste buds. It has microvilli that are described to be very sensitive microscopic hairs. They are the one responsible for sending the message of taste to the brain so you will be able to know or differentiate the different taste of food. Each taste has a the presence of chamical substances that is stimulating the receptors on the taste buds. We are able to taste our food because of the sensory cells in our taste buds. We identify the flavor of our food by the odor that comes from our sense of smell because flavor includes taste and odor.

Explanation:

i think you will satisfy with it

The likelihood that a child of the couple described above will have at least one of the three diseases is of chromosomes 2 and 18.

A chromosome is a long DNA molecule with components or all the genetic cloth of an organism. most eukaryotic chromosomes consist of packaging proteins referred to as histones which, aided by means of chaperone proteins, bind to and condense the DNA molecule to keep its integrity.

Chromosomes are systems observed in the center (nucleus) of cells that deliver long pieces of DNA. DNA is the fabric that holds genes. it is the constructing block of the human body. Chromosomes also comprise proteins that help DNA exist within the proper shape.

Chromosomes are the very best stage of the corporation of DNA and proteins. the main function of chromosomes is to carry the DNA and switch the genetic statistics from mother and father to offspring. Chromosomes play an essential position during cell division. They guard the DNA against getting tangled and broken.

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Snow. Snow forms when ice crystals reach the earth’s surface without passing through a liquid phase.

Snow is a type of precipitation that occurs when water vapor in the atmosphere freezes into ice crystals. The shape and size of the snowflakes depend on the temperature and humidity of the air.

Snow can fall as light flakes, heavy flakes, or pellets. Snow can accumulate on the ground and form snowpacks, drifts, or avalanches. Snow can also melt and refreeze into ice or slush.

Some examples of snow-related topics are:

Snowflakes: the individual ice crystals that form snow. Snowflakes have a hexagonal symmetry and a variety of patterns. No two snowflakes are exactly alike.

Snowstorms: weather events that produce a large amount of snow in a short period of time. Snowstorms can cause low visibility, strong winds, and cold temperatures. Snowstorms can also create hazards such as power outages, traffic accidents, and frostbite. Some types of snowstorms are blizzards, nor'easters, and lake-effect snow.

It would be challenging to duplicate the precise circumstances of the chemical release elsewhere.

Sea otters decrease heat loss by floating on their backs with their feet out of the water when the water is too chilly. The sea otter extends its feet out underwater to increase its surface area while it is seeking to shed heat. Sea otters frequently extend their feet out or tuck them up to conserve body heat.

River otters take oxygen from the air, just like other animals do. In the event that they are submerged, they surface to breathe. In the winter, when the water is frozen into ice, they create holes so they may rise to the surface to breathe.

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1:15 is the ratio of radioactive parent isotope to stable daughter isotope,

after four half-lives of decay.

Let:

Using the Exponential Decay Relation:

                  A → A/2ⁿ ( after 'n' half-lives )

                  A⁴ → A/2⁴

                  A⁴ → A/16

∵The final concentration of the radioactive parent isotope is A/16.

∴The initial concentration of the stable daughter isotope will be 15A/16.

1:15 is the ratio of radioactive parent isotope to stable daughter isotope,

after four half-lives of decay.

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The situation in which Clay would be called in to help with as a telecommunications technician is that a cable company needs to lay new fiber optic cable to reach its customers across a large lake and is denoted as option B.

This is referred to as a trained professional who specializes in the installing, and operating of telecommunications network circuits and equipment such as masts etc.

The appropriate job in this scenario will be that of a cable company which needs to lay new fiber optic cable to reach its customers across a large lake.

The optic cable is an important equipment which helps in the transmission of data as pulses of light and ensures that it occurs at a very fast speed which is therefore the reason why option B was chosen as the correct choice.

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The main difference between anaphase 1 and 2 is that homologous chromosomes are segregated during anaphase 1, while sister chromatids are separated during anaphase 2.

Phase of mitosis that occurs between prophase and anaphase, with a shorter duration than prophase. Chromosomes reach maximum shortening during metaphase. The mitotic spindle is formed, with some fibers that go from pole to pole and others that are attached to the chromosomes by the centromeres.

Anaphase is the phase in which the sister chromatids of the duplicated chromosomes are pulled apart, pulled through the shortening of the microtubules that are attached to the kinetochores, and the degradation of the tubulin molecules that hold the sister chromatids together.

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According to the description and the principle or law of superposition, we can expect that trilobites are found in layer E, corals in layer D, amphibians in layer C, dinosaurs in layer B and birds in layer A.

The principle or law of superposition is a widely accepted law in geology and paleontology that states the youngest fossils and rocks are found in the upper layers of a stratum, while the older fossils or rocks are located at the bottom.

In this case, we can suppose the order of the fossils because we have info about the evolution of each taxonomic group.

Therefore, with this data, we can see that according to the principle or law of superposition birds are located in the upper while trilobites are expected to be found at the bottom.

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Based on the diagram above which shows a model of the water cycle, letter X represents: A. the water table.

A water cycle is also referred to as hydrologic cycle and it can be defined as a biogeochemical process that is used to describe the continuous movement of water on land, in the atmosphere, and below the surface of planet Earth.

In Science, a water table is also referred to groundwater table and it simply describes the topmost portion of the underground zone on planet Earth that is usually saturated with water.

Based on scientific research and experiments, we can reasonably infer and logically deduce that the water table is represented by letter x in this diagram which shows a model of the water cycle

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Complete Question:

The diagram below shows a model of the water cycle. Letters A through F represent some processes of the water cycle. Letter X indicates the top of the underground zone that is saturated with water.

What does letter X represent?

answer choices

the water table

a flood plain

sea level

impermeable rock

A potential cancer-causing gene coding for a protein with cell cycle control responsibilities is a carcinogen, and a gene coding for a protein that stimulates cell division is a proto-oncogene.

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Answer:

not enough info

Explanation:

Answer:  Researchers generally agree that medical technology has contributed to rising health care costs (1-3). Health insurance removes financial barriers to

Explanation:

Following glycolysis and the citric acid cycle, but before the electron transport chain and oxidative phosphorylation, the carbon skeleton of glucose has been broken down to CO2 with some net gain of ATP. Most of the energy from the original glucose molecule at that point in the process, however, is in the form of NADH (D).

A co-enzyme called nicotinamide adenine dinucleotide is reduced by hydrogen atoms from the Kreb's cycle. The co-enzyme flavin adenine dinucleotide is another (FADH2), Typically, NADH2 moves hydrogen atoms into the mitochondrial matrix. Protons and electrons are spewed out of the hydrogen.

Proton motive force (PMF) pumps protons into intramembrane gaps from the matrix. As the proton diffuses back down the electrochemical gradient into the matrix, the high concentration of protons creates electrochemical gradients that provide the energy required for ATP production by the ATPase enzyme. Because of this, the energy from glucose is converted to NADH and used to synthesize ATP.

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Question correction:

Following glycolysis and the citric acid cycle, but before the electron transport chain and oxidative phosphorylation, the carbon skeleton of glucose has been broken down to CO2 with some net gain of ATP. Most of the energy from the original glucose molecule at that point in the process, however, is in the form of _____.

A. acetyl-CoA

B. NAD O

C. pyruvate

D. NADH

Tissue :

Tissues are groups of similar cells from the same origin that work together to perform a specific function. Epithelial tissue, connective tissue, muscle tissue, and nervous tissue are the four basic tissue types defined by their morphology and function. Muscle tissue is composed of cells that can contract and allow animals to move.

                                        Tissue ------------>  Cardiac Muscle

Organ System :

An organ system is a group of organs that work together to perform a specific function. In the human body, there are eleven distinct organ systems, each with its own set of functions. The blood circulatory system is a group of organs that include the heart, blood vessels, and blood that circulates throughout a human's or other vertebrate's entire body.

                                         Organ System ------------>  Circulatory System

Organ :

An organ is a structure composed of various tissues that carry out specific bodily functions. Organs can be solid or hollow, and their size and complexity vary greatly. Organs include things like the heart, lungs, and brain.

                                            Organ  ------------>  Heart

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The ovule's protective coating is present or absent. The existence or absence of a protective covering around the ovule is the key distinction between angiosperms and gymnosperms.

In angiosperms, the female gametophyte is found in the ovule, a contained structure inside the ovary; in gymnosperms, the female gametophyte is found on the female cone's exposed bracts. Gymnosperms do not have double fertilisation, which is a crucial stage in the life cycle of angiosperms.

Gymnosperms are referred to as non-flowering plants, whereas angiosperms are referred to as blooming plants. Gymnosperms lack flowers or fruits in favour of having bare seeds on the surface of leaves, whereas angiosperms have seeds encased in an ovary (a fruit).

Gymnosperms and angiosperms vary primarily in how their seeds are produced. Angiosperm seeds form in the ovaries of flowers and are encased in a fruit for protection.

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In the cell cycle, tumor suppressor gene will repair DNA in G2 phase.

G2 (Gap 1 phase) is the transition phase between  S phase and M phase, in G2 phase cell prepare itself from mitosis.

When DNA is damaged, signaling pathways are initiated that causes cell cycle arrest in G2 phase.

p53, which is frequently disabled in a wide range of human cancers, including brain tumors, leukemias, lymphomas, sarcomas, and carcinomas of numerous tissues, including the breast, colon, and lung. The most common target of genetic alterations in human malignancies is p53, which may be involved in up to 50% of all cancers. It is also intriguing that a rare hereditary cancer syndrome, in which affected individuals develop any one of a number of different kinds of cancer, is transmitted genetically through p53 mutations. Similar to Rb, the oncogene proteins of SV40, adenoviruses, and human papillomaviruses also target the p53 protein.

the product of the p53 gene controls both apoptosis and the progression of the cell cycle. DNA damage prompts the rapid induction of p53, which triggers transcription of the Cdk inhibitor p21.As a general inhibitor of Cdk/cyclin complexes and by binding to PCNA (proliferating cell nuclear antigen), the inhibitor p21 prevents the progression of the cell cycle. The cell cycle is likely stopped as a result, giving damaged DNA time to be fixed before it reproduces. This damage-induced cell cycle arrest is prevented by the loss of p53, which results in an increase in the frequency of mutations and general genome instability. Oncogenes and tumor suppressor genes may also be altered as a result of this genetic instability, which is a characteristic of cancer cells.

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The purpose of transcription is to create an RNA copy of the DNA sequence.

The act of copying information from a strand of DNA into a fresh messenger RNA molecule is called transcription (mRNA). DNA preserves genetic material as a reference or template safely and permanently in the cell nuclei. The same information as DNA is carried by mRNA, which can readily leave the nucleus and is not employed for long-term storage, making it similar to a copy from a reference book. Because its sequence is complementary to the DNA template, the mRNA is not an exact replica of the DNA segment even though it includes the same information.

Which enzymes are used in transcription?

An enzyme called RNA polymerase and several auxiliary proteins known as transcription factors carry out transcription. Enhancer and promoter sequences are two types of DNA sequences that transcription factors can bind to in order to direct RNA polymerase to the proper transcription site.

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The following characteristics which are associated with rem sleep include the following below:

This is referred to as rapid eye movement sleep and it occur about an hour after an individual or animal falls asleep and is accompanied by an increase in breathing and heart rate.

This type of sleep is characterized by an increase in brain activity which results in the occurrence of dream. This type of sleep also involves a low muscle tone which is responsible for what causes the muscle paralysis which is experienced in this phase.

It occurs when the person isn't yet in deep sleep and leads to the increase in growth hormones in the body and the presence of delta waves which makes them the correct choices.

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