Which two statements best describes an organ?

Tiger mosquitoes are associated with the transmission of many human diseases, including viruses such as dengue fever West Nile fever, and Japanese encephalitis.

In Asia, this species is the vector of dengue fever and Japanese encephalitis. Laboratory studies have shown that tiger mosquitoes are efficient vectors for many viral pathogens including yellow fever West Nile virus, St. Louis encephalitis, and La Crosse encephalitis. Asian tiger mosquitoes were introduced to the United States. Tire casings are imported for remanufacturing.

Due to the movement of tire casings, this species has spread to more than 20 states since 1985. Asian tiger mosquitoes were introduced to the United States. Tire casing imported for remanufacturing. This species carrying tire casings has spread to more than 20 states since 1985. Tiger mosquitoes are important vectors in Asia. Tiger mosquitoes can transmit viruses such as dengue chikungunya and zika to humans.

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Answer: 1

Explanation:

The secretion of hormones and the nervous system give information or signals to the rest of your body. believe it or not our bodies are not smart and without our hormones and nervous system our organs and systems would just stop.

Answer:

A) Aerobic respiration uses oxygen and produces carbon dioxide, water, and energy.

Explanation:

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The chemical process known as aerobic respiration uses oxygen to convert carbohydrates into energy.

Aerobic respiration produces carbon dioxide and water.

The process of reading a DNA strand and making a complementary DNA copy of that strand is called Replication.

DNA must be duplicated when a cell splits into daughter cells because it houses the genetic code for an organism. Replication is the process of copying DNA. One double-stranded DNA molecule can produce two identical DNA helices through the process of replication.

Step 1: Formation of Replication Forks The double-stranded molecule of DNA needs to be "unzipped" into two single strands before it can be copied. Adenine (A), thymine (T), cytosine (C), and guanine (G) are the four bases of DNA that pair up between the two strands.

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Answer:

Vestigial organs or vestigial structures

Explanation:

Vestigial organs or vestigial structures are organs, tissues or cells in a body which are no more functional but their structural remains still exist in the body. They are evidence of evolution in a specie.

The Locard's exchange principle implies all of the following except option A: blood spatter can be used to identify blood type.

Every interaction leaves a trace is a thesis put out by French forensic science pioneer Edmond Locard. The foundation of all forensic science as we know it today is this idea, which became known as Locard's exchange principle.

Therefore, Locard's Exchange Principle, which essentially states that in the commission of a crime, the offender leaves something at the crime scene and takes away something from the crime scene, is one of the guiding notions in classic, CSI-style forensics.

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Answer:

(A) blood spatter can be used to identify blood type

Explanation:

Got it right on my quiz

Scientists estimate that 80 percent of a person's height is determined by the DNA sequence variations that they inherit.

Human height is a composite phenotype of the sum of head, trunk, and leg lengths.  Almost 10,000 common gene variants influence how tall a person becomes. For height, DNA is largely a destiny. Studies of identical and fraternal twins suggest that up to 80% of variation in height is completely genetic.

In genetics, phenotype is the set of observable traits of an organism. This includes organism's physical form and structure, developmental processes and its behavior

Although there is a range of phenotypes, but offspring are similar in color to the parents. If we assume n = the number of gene pairs, then (2n + 1) determine the total number of categories of phenotypes.

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Highly likely :  3 Bound oxygen,PO2=100mmHg ,PO2=40mmHg

                       Bound O2 in 1, PO2=100mmHg

Most unlikely : Bound O2 in 1,PO2=40mmHg

The four heme groups in hemoglobin include four iron atoms that act as binding sites for oxygen molecules. A Hb tetramer can thus bind four oxygen molecules. According to the molecular weight of Hb, 1.39 ml of oxygen can mix with 1 g of Hb. The actual oxygen-binding capacity of hemoglobin (CHb) is 1.34 ml O2 per gram Hb, however portion of the Hb ordinarily found in red blood cells is unable to do so (it is either metHb or HbCO). Since there are approximately 15 g of Hb in 100 ml of blood, that amount of blood may bind 20.1 ml of oxygen. The blood's ability to bind oxygen is known as this amount (CB).

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A phospholipid bilayer—two phospholipid layers with the tails pointing inward—is typically seen in biological membranes. In this phospholipid bilayer cross-sectional graphic, A stands for the phospholipid unit. hydrophilic head (A1) and hydrophobic tail (A2) C is Glycopro.

What are the phospholipid bilayer's two components?

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A problem that is common with the Eurasian Beaver ecosystem, most likely from a human impact is the hunting of men that made them to come to a near-extinction.

Note that Beavers are said to be threatened  in terms of  habitat loss as well as conflict with humans. If a person is residence inside of the beaver habitat, it is advisable to proven coexistence techniques such as:

The pros are:

The cons are:

Therefore, as a keystone species that supports the ecology it lives in is the Eurasian beaver. It produces wetlands that serve as homes for animals including the European water vole, the Asian otter, as well as the Asian water shrew.

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The correct answer  is  . all amino acids are specified by more than one codon.

What is genetic code?

The phrase "genetic code" refers to a gene's instructions to a cell on how to make a specific protein. The four nucleotide bases of DNA, adenine (A), cytosine (C), guanine (G), and thymine (T), are employed in various ways by each gene's code to form three-letter "codons" that specify which amino acid is necessary at each position within a protein.

Genetic material the history of the genetic code relates the hopes and dangers of biology and genetics throughout the 19th, 20th, and 21st centuries. For instance, Oswald Avery put an end to more than 80 years of fruitful conjecture in 1944 when he demonstrated that the genetic code—that is, DNA—was in fact the carrier of hereditary information. However, despite how crucial DNA was to the so-called heroic era of molecular biology, which covered the generation of scientific advancement following World War II, and how crucial DNA is to the ground-breaking sciences of genetics and genomics, neither genes nor DNA can determine who you are or what you will do.

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After comparing the sounds of the conga and timbales, the sound that i prefer is the conga because it comes out like an open tone that tends to ring after a person must have hit it.

Congas have a low, pleasant tone because of their profound depth. The full hand is more frequently used to create congas. Timbales can have a depth of up to 16 inches. Timbales offer richness to songs in the Latin music heritage with their clear, booming tone.

Note that playing the congas demands a specific technique, which you may master with practice, despite the fact that it may seem like a straightforward instrument to pick up.

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The Frontal lobes are responsible for voluntary movement, thinking, personality, and purposeful action.

The frontal lobes are the largest lobes in human brain and also the most common region of injury in traumatic brain injury. They are important for voluntary movement, expressive language and for managing higher level functions.

Overall, frontal lobe is responsible for higher cognitive functions such as memory, emotions, impulse control, problem solving and social interaction. Damage to the tissues of the frontal lobe can cause personality changes and difficulty in concentrating.

If it is damaged, there might be no mechanism of braking for self-control. A person may find it difficult to control his/her anger or aggression.

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We know very little about the mantle because-

For humans, creating a picture of the mantle is very challenging. It is difficult to send a robotic or human mission to the mantle (Earth's core) to observe and gather additional evidence in order to further our understanding of its existence because of the mantle's extreme temperature.

A mantle is a layer inside a planetary body bordered below by a core and above by a crust. Typically the thickest and most massive layer of a planetary body, mantles are composed of rock or ice. Planetary bodies that have undergone differentiation by density are known to have mantles. Mantles are found on all planetary moons, all terrestrial planets (including Earth), and a number of asteroids. Silicate rock makes up the Earth's mantle, which lies between the crust and the outer core. Its 4.01 x 1024 kg mass is 67% that of the Earth. It makes up about 84% of the Earth's volume and has a thickness of 2,900 km (1,800 mi). Although it is mostly solid, in geological time it behaves like a viscous fluid.

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Answer:

Explanation:

Every skeletal muscle in the human body is connected to a bone or other connective tissue structure, and each one crosses at least one joint. Typically, we describe muscle attachments by identifying their origin and insertion point.

The origin is the point at which the muscle attaches to an immovable or less movable bone - the point at which the muscle is anchored to the bone. The insertion is the point at which the muscle attaches to the movable bone. When a muscle contracts, the insertion is typically pulled towards the origin, resulting in movement.

Some muscles cross more than two joints, making their action more complicated. Depending on the action, other muscles have interchangeable origins and insertions. As a result, it is critical to consider the type of movement a muscle can perform when describing it.

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Answer: superior

Explanation:

The movement's speed must be established.  A step-by-step process for identifying the participating muscles and their action for any joint movement is provided by the muscle control formula that follows.

At first sight, this muscle control formula could seem a little difficult and complicated. But with some practise, you ought to be able to do it quickly. Once the technique is automatic and instinctual (after enough practise), you will be able to analyse movements without thinking about each step in the method. However, until you acquire these movement analysis instincts, using the muscle control formula is helpful. We state the issue before introducing the muscle control formula: Describe the name of the movement (or position), the plane of movement, the impact of the external force acting on the system, the type of muscle action (e.g., shortening or concentric, lengthening or eccentric, or isometric), and the muscles involved in the movement (or position), given a specific joint movement (or position).

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Answer:

Protect each other from predators.

Explanation:

Answer:

D

Explanation:

Uranus is known as the "planet on its side" because unlike Saturn, its rings are vertical. Because the planet itself is not actually tipped, the rings circle around its north and south pole. We know this because we have been able to see them ourselves through telescopes here on Earth. This covers all of the answer choices, so the answer is all of the above.

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Option b The presence of H3K27me element would make you most confident that a region is facultative heterochromatin and not constitutive heterochromatin.

Eukaryotic genomes contain heterochromatin, which serves a variety of purposes including limiting DNA replication and repair and silencing of gene expression. Heterochromatin separates from euchromatin spatially within the nucleus and is preferentially positioned around the nucleolus and nuclear periphery. In contrast to euchromatin, which is less condensed, richer in genes, and more readily transcribed, heterochromatin is highly condensed, gene-poor, and transcriptionally silent (Huisinga et al. 2006). Differentiating euchromatin from heterochromatin are nucleosome changes. The active transcription of DNA into mRNA products occurs in the presence of euchromatin. Gene regulatory proteins and RNA polymerase complexes can attach to the DNA sequence thanks to the unfolded structure, which can then start the transcription process. The distal arms of chromosomes include euchromatin, which is present in a decondensed form. Typically, it is spread out all across the nucleus.

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Nonribosomal peptide antibiotics are produced by condensation of amino acids by modular enzymes into longer molecules.

Explanation:

Nonribosomal peptide antibiotics are produced by condensation of amino acids by modular enzymes into longer molecules. Arginine is produced by glutamate and acetyl-CoA, then adding amino groups through transamination, then releasing fumarate. Aromatic amino acids are made by making chorismate from erythrose 4-phosphate, then modifying the product. Pyrimidines convert aspartate into a ring with PPRP, then adding the ribose phosphate.

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The correct sequence that represents structures organized from the most complex to the least complex is oak tree-leaf- guard cell- chloroplast.

A tissue is made of groups of the same kind of cells with a common structure and function.  An organ is a structure that contains at least two different types of tissue functioning together. These are called level of organization .

In plants the cells have cell wall which is the more complex , hence it is considered as most complex structure .The body of a multicellular organism, such as a tree or a cat, exhibits organization at several levels that includes tissues, organs, and organ systems .

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Answer:

Menses, menstruation, period, cycle whatever you want to call it

Explanation:

cardiorespiratory fitness is important because allows the blood to carry oxygen and nutrients to the body.

The intensity of your workout and oxygen use are measured using metabolic equivalents (METs). They gauge energy use when at rest.

Maximum oxygen uptake (VO2 max) and how it is utilised during vigorous exercise are the two factors used to gauge cardiorespiratory endurance. Increased oxygen uptake indicates that your cardiorespiratory system is operating effectively and that you are using more oxygen. VO2 tests are often performed in a lab, hospital, or clinic with the assistance of a clinician or exercise physiologist. With a certified fitness teacher, you can perform submaximal testing.

Your cardiorespiratory endurance is assessed using submaximal exercise tests. Your cardiorespiratory endurance may be enhanced with the help of these exercises. They can be performed anytime, anywhere, and don't require a lot of equipment.

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Answer:

En general, el transporte celular se divide en dos tipos: pasivo y activo. El transporte pasivo significa simplemente que no se usa nada de la energía de la célula; el transporte activo, en contraste, requiere el uso de la energía celular

Answer:

(1) 7 a

Explanation: