Type up your dichotomous key and answer the following questions:

Why did you choose the five identifying characteristics you used in your dichotomous key?
Was the person who you gave your key to able to accurately identify the fruit? Explain why or why not.
What two other fruits could your dichotomous key work for?
What other category of items could you create a dichotomous key for?

A/an _________Chalazion__________ is a nodule or cyst, often on the upper eyelid, resulting from the obstruction of a sebaceous gland.

Chalazion normally present as a nodule of an eyelid. It arises from obstruction of the sebaceous i.e oil glands of the eyelid tarsal plate. It affects the top eyelids greater normally than lower lids due to the fact there are greater meibomian sebaceous glands within the top lid.

A sebaceous gland is a microscopic exocrine gland within the skin that opens right into a hair follicle to secrete an oily or waxy depend, called sebum, which lubricates the hair and skin of mammals.

A chalazion or cyst is a small lump or swelling in the eyelid, containing fluid or semi-stable fabric. it is a fairly common circumstance and is because of a blockage in one of the small glands inside the eyelid, called the meibomian gland. frequently, the blocked gland will become infected or infected.

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All members of Kingdom Protista are eukaryotes, since their cell(s) possess a nucleus and membrane-bound organelles. Protista species can be distinguished from Kingdom Fungi by the lack of chitin in their cell walls, and from Kingdom Plantae by their sexual reproductive structures.

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The Diagnostic and Statistical Manual of Mental Disorders (DSM) distinguishes between two (2) general types of bipolar disorder.

Bipolar disorder is a type of mental disorder in which the individual suffers different alterations in personality and behavior.

This type of disorder (bipolar disorder) can alter the mood of the individual and his/her energy to perform different tasks, thereby it must be treated accordingly in clinical settings.

Bipolar disorders are associated with both genetic and environmental factors.

In conclusion, the Diagnostic and Statistical Manual of Mental Disorders (DSM) distinguishes between two (2) general types of bipolar disorder.

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The DSM distinguishes between 2 general types of bipolar disorder.

The Diagnostic and Statistical Manual of Mental Disorders (DSM) is known to be a  handbook that is said to be often used by health care professionals and it is said to be a kind of an authoritative guide that is often used in the diagnosis of mental disorders.

Note that the DSM is made up of descriptions, symptoms and other forms that are used for diagnosing mental disorders.

Therefore, The DSM distinguishes between 2 general types of bipolar disorder which are known to be bipolar I and Bipolar II.

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See full question below

There are _______ major types of bipolar disorders listed in the DSM-5.

a. 1

b. 2

c. 4

d. 6

The correct option is B. It regulates body temperature.

In biology, homeostasis is the condition of steady internal, physical, and chemical requirements maintained by living systems.

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The number of white cells is mathematically given as

Avg = 67.5 mm^3

Generally, the equation for Avg  is   mathematically given as

Avg =WBC/µL

Where, the addition of  the number of squares

x=(4+4)

x= 8

Therefore

Avg =54/ 8x 0.1 uL

Avg = 67.5

In conclusion, the number of white cells White Cells

Avg = 67.5 mm^3

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Friend A states that systematics and phylogenies are really the same, one is more recent than the other, but basically they are the same.

Phylogeny is the study of the evolutionary development of groups of organisms. The relationships are hypothesized based on the idea that all life is derived from a common ancestor.

Systematics is the study of classification of organisms into kingdom, both past and present, and the relationship between living organisms. Solve any question of The Living World with:- Patterns of problems.

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The correct definition for BCC is (b) a cancerous tumor of basal skin cells.

What is Basal cell carcinoma?

Skin exposed to the sun, such as the face, is more likely to develop basal cell carcinoma than other types of skin cancer. Basal cell carcinoma frequently appears as a brown or glossy black lump with a rolling border on brown and Black skin. Skin cancer of the basal cell carcinoma variety exists.

Basal cell carcinomas account for about 80% of skin cancer cases (also called basal cell cancers). The basal cell layer, which is the bottom layer of the epidermis, is where many tumors begin. The face, head, and neck are particularly sun-exposed locations where these malignancies tend to grow. They often develop slowly.

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During the QRS complex.

A graph that documents the electrical activity of the myocardium throughout a cardiac cycle is known as an ECG (electrocardiogram). The P wave, the QRS complex, and the T wave are the three waves that make up an ECG. P waves indicate atrial systole and atrial depolarization. The QRS complex represents the depolarization of the ventricles followed by the activation of the Purkinje fibers. T waves signify the ventricles' repolarization. It indicates ventricular diastole and ventricular myocardial relaxation.

Refer to the image attached for a standard ECG graph.

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Plants maintain homeostasis by exchanging gas through their stomata (option B). Details about homeostasis can be found below.

Homeostasis is the ability of a system or living organism to adjust its internal environment to maintain a constant state.

Plants maintain homeostasis in their cell by opening a pore called stomata for gaseous exchange to occur i.e. loss of oxygen, intake of carbon dioxide

Therefore, plants maintain homeostasis by exchanging gas through their stomata.

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Answer:

3 Common structure found in both plant and animal cell:

3 different structures of plant and Animal cell:

When the number of enzymes needed to break down a drug in the live increases , its is called as Cytochrome P-450 enzymes. It is a group of enzymes that helps in to breakdown to drug via primary mechanism for metabolizing .

Drug metabolism are the breakdown by living organism .and they divided into three phases , first is cytocromes p450 oxidases which react into xenobiotic . second phase is where compounds conjugated to polar compounds. in last phase conjugated xenobiotics processed and converted into lipophilic compounds.

Some drug such as rifampin, work as a inducers they increase the P-450 enzymes level in the liver.

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The chloride cells actively remove ions from the body and water follows by osmosis.

The chloride cells create a countercurrent system where ions are lost from the body and water is absorbed to dilute other ions (NaCl). Marine fishes can excrete salt by clusters of special cells (chloride cells) in the gills.

In euryhaline bony fish, gills usually secrete extra chlorine to maintain a constant plasma chlorine concentration in environments of different salinity. Fishes are exposed to major osmotic challenges in freshwater and marine environments.

Osmosis is the diffusion of water across a membrane in response to osmotic pressure caused by an imbalance of molecules on either side of the membrane.

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The type of relationship that occurs between the clover plants and the bacterias is called mutualism.

Mutualism is an ecological relationship between individuals of different species, in which both are benefited by the interaction. As it occurs between individuals of different species, it is a so-called interspecific relationship, and, as it benefits all those involved, it is called a harmonic relationship.

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This is the fourth fastest fish, having recorded swimming speed of 76km/h.

Tuna are remarkable and impressive wild animals. The Atlantic bluefin can reach ten feet in length and weigh as much as 2000 pounds (more than a horse)

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The four major drawbacks to using fossil fuels, such as coal and natural gas, in alberta thermal power stations is climate change, not renewable, unsustainable and biological accidents.

Fossil energy is all that comes from the burning of so-called fossil fuels. These fuels are formed by the remains of plant and animal organisms accumulated in the subsoil of our planet.

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Helicase is the name of the specialized enzyme that unzips the bonds between bases.

By severing the hydrogen bonds between base pairs and unwinding the DNA molecule's two strands, an enzyme known as Helicase aids in unzipping the molecule. It binds to and dissolves the hydrogen bonds connecting the bases on the DNA strands. These hydrogen bonds continue to be broken as the helicase travels along the DNA molecule, separating the two polynucleotide chains.

Primase, a different enzyme, momentarily binds to each strand when the helicase separates them in order to build a foundation upon which replication can start.

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The problem that we would expect this mouse to have is a tendency to drink more water than normal accompanied by excretion of dilute urine.

The sodium-potassium pump is a protein that has been found in many cells and is responsible for keeping the internal concentration of sodium ions [Na+] lower than that of the surrounding medium (blood, body fluid, or water) and the internal concentration of potassium ions [K+] higher than that of the surrounding medium (blood, body fluid, or water). The adenosine-triphosphatase (ATPase)-active pump travels across the cell membrane and is triggered by both internal and external [K+] and [Na+].

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The name of the enzyme is a polymerase. In the DNA replication process, polymerase plays an important role.

The enzyme polymerase is important for the process of DNA replication. Many other enzymes are involved in this process to complete this process.

The enzyme DNA ligase helps in joining the strands. This enzyme simply performs joining and sealing functions.

The enzyme DNA polymerase produces new strands from the parent strands i.e. from the old one.

The new strand is synthesized by joining old and new strands by enzyme DNA polymerase

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Answer: A is the answer

According to grime, the S strategy is followed by stress-tolerant species.

For plants especially, Grime created a life-history model. Grime categorized factors that restrict plant biomass or productivity in this model in the ways shown as follows. Any condition is known as stress limits plant growth. Examples include a lack of nutrients, water, light, or a low temperature. A disturbance is the partial or complete loss of plant biomass brought on by herbivores, pathogens, or human activity, as well as by environmental variables such as wind, frost, desiccation, soil erosion, or fire. The propensity of nearby plants to share the same amount of space, water molecule, ion of mineral nutrient, or quantum of light is known as competition. Numerous studies have demonstrated that while competitiveness is significant under productive conditions, its significance diminishes as productivity increases.

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In addition to their distinctive subsistence strategies, horticulturalists are characterized by a large population and land ownership.

A subsistence pattern often called a subsistence strategy, is the way a civilization meets its fundamental necessities for survival. This includes having access to food, water, and shelter. Foraging, horticulture, pastoralism, agriculture, and industrial food production are the five basic groups of subsistence patterns.

The earliest kind of subsistence is foraging, which was the mainstay of all human cultures up until about 10,000 years ago. Horticultural societies often use basic tools for small-scale gardening. Higher population densities are possible using these strategies, but they still rely on the availability of lots of undeveloped lands. The intensive upkeep and cultivation of land for food production is known as agriculture.

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They undergone genetic mutation that influenced their fur color.

Mutations result either from accidents during the normal chemical transactions of DNA, often during replication, or from exposure to high-energy electromagnetic radiation (e.g., ultraviolet light or X-rays) or particle radiation or to highly reactive chemicals in the environment. Mutation can be of 4 types Germline mutations occur in gametes. Somatic mutations occur in other body cells. Chromosomal alterations are mutations that change chromosome structure. Point mutations change a single nucleotide. Frameshift mutations are additions or deletions of nucleotides that cause a shift in the reading frame. Factor that influenced  mutation are the size of the gene, its base composition, its position in the genome, and whether or not it is being actively transcribed influence its mutation rate.

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The use of a thermophilic DNA polymerase such as Taq polymerase prevents the denaturation of the enzyme during the heating that is important to separate the newly synthesized strand. So using this enzyme simplifies the PCR technique and increases its efficiency.

Taq DNA polymerase is highly efficient, when it reaches the optimum temperature, it becomes fully functional. It also has a half-life of over two hours (at 92°C), high amplification capacity, and it can add upto 150 nucleotides per second.  It is "special" enzyme because it comes from the bacterium Thermus aquaticus, which lives in hot springs. It is therefore thermostable even at high temperatures, while other polymerases (e.g. E. coli) are not.

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Loss of DNA sequences at the ends of chromosomes in the telomere region may cause cell senescence.

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The presence of ribosomes on the rough ER suggests that the proteins are synthesized as well as modified there as opposed to the smooth ER.

Ribosomes are responsible for the synthesis of proteins from the amino acids. They translate each codon on the RNA template and match it with the appropriate amino acid to make a protein. This process is known as translation. Ribosomes can be found free in the cytosol or attached to the surface of the endoplasmic reticulum. When the ribosomes are bound to it, it is known as the rough ER and without it, it is called smooth ER. Smooth ER performs different functions like the synthesis of lipids and phospholipids. Since it does not have ribosomes, it cannot synthesize proteins.

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The emergency hormone released is adrenaline.

Some of the neurons in the central nervous system and the medulla of the adrenal glands both create adrenaline. In a stressful circumstance, adrenaline is immediately released into the blood, sending signals to the organs to trigger a certain response, within a few minutes.

Depending on the sort of cells it is working upon, adrenaline has a wide range of diverse effects. However, adrenaline's general impact is to get the body ready for the "fight or flight" reaction under stress, that is, for quick and/or forceful action.

Key effects of adrenaline include speeding up heartbeat, raising blood pressure, widening the pupil of the eye, lessening pain sensitivity, improving vision, hearing, and other senses, slowing digestion, rerouting blood to the muscles, and changing the body's metabolism to maximize oxygen and nutrients to the body and raise blood glucose levels.

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The spheroidal joint is the type of joint which is present in the shoulder of individuals and is used for various types of movements and activities.

This refers to an area in the body where two bones meet with the presence of cartilages which helps to insulate and reduce friction between the two bones during movement.

The spheroidal joint on the other hand is a type of ball and socket joint which is responsible for flexion, extension etc. Joints ensures that other parts of the skeleton are attached thereby increasing the rigidity and integrity of the structures present in the body.

It is also usually found in the shoulder and hip region which is why spheroidal joint was chosen as the most appropriate choice in this context.

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A daughter cell that matures to the inside of the vascular cambium becomes secondary xylem and a daughter cell that matures to the outside of the vascular cambium becomes secondary phloem.

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A daughter cell that matures to the inside of the vascular cambium becomes secondary xylem and a daughter cell that matures to the outside of the vascular cambium becomes secondary phloem.

The primary meristem in the stem is the vascular cambium, which produces undifferentiated wood cells on the inside and bark cells on the outside. When the vascular cambium is most active, its thickness ranges from around six cells during periods of dormancy to about 14 cells.

Growing inward from the vascular cambium, the xylem is the vascular tissue responsible for carrying water and nutrients throughout the plant. The vascular cambium, which produces phloem, expands outward to carry big molecules like sugar. Additional xylem and phloem cells are produced by the vascular cambium cells during division.

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Erythroderma  is a condition in which there is widespread scaling of the skin, often with pruritus, erythroderma, and hair loss.

Erythroderma, also sometimes called exfoliative dermatitis, is a severe and potentially life-threatening condition that presents with diffuse erythema and scaling involving all or most of the skin surface area .

Causes of erythroderma

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Developing molecular tools to visualize and control Rho GTPase signaling in living cells has been instrumental in elucidating the mechanisms of cytoskeletal reorganization and causal relationships between activation events in cell function.

The EdgeProps is a collection of MATLAB scripts divided into three folders corresponding to the three modules of the pipeline.

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