Muscles can contract because they are made of
-afferent neurons
-efferent neurons
-interneurons
-connector neurons
-glial cells

Answer:

Im pretty sure that the answer is D

Answer:

I say d

Explanation:

that looks like an octopus and im pretty sure the arrows are pointing at the tentacles and thats how they get around places

Answer:

Superior mesenteric artery.

The primary source of energy for the body is a form of sugar called glucose. It travels to cells all throughout the body after being absorbed into circulation from the small intestine.

Other chemicals that enter the circulation through the small intestine include the following:

Proteins' building components are amino acids.

The lipids' building components are fatty acids.

minerals and vitamins

Water

In an adult, the small intestine is a muscular tube that is roughly 20 feet long. It is situated in the belly, above the large intestine, and below the stomach. The bulk of digestion and nutritional absorption from meals occurs in the small intestine.

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The two correct statements that relate RNA, amino acids, and proteins are C and D.

RNA is used to build the amino acid sequence: RNA molecules, specifically messenger RNA (mRNA), serve as templates for protein synthesis. During a process called translation, the sequence of nucleotides in mRNA is read by ribosomes, and the corresponding amino acids are assembled in a specific order to form a protein.

Long amino acid sequences fold in a specific way to form proteins: Proteins are composed of long chains of amino acids. After the amino acids are synthesized and linked together, the resulting chain folds into a three-dimensional structure, which is critical for the protein's function. This folding process is driven by various interactions between the amino acid residues in the chain, allowing the protein to adopt its specific shape and perform its specific function.

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Answer:

If your talking about fitness then it's B

The minor Deimos Ring, as mentioned earlier, but it is not comparable to the extensive ring systems of Saturn or Jupiter Mercury does not have any known rings the correct combination is "Jupiter, Mars, Saturn" when referring to planets that have rings.

Out of the four options provided, the only combination that consists of three planets with rings is "Jupiter, Mars, Saturn."

Jupiter: Jupiter is the largest planet in our solar system and is well-known for its impressive ring system.

Although not as prominent as Saturn's rings, Jupiter's rings are made up of fine dust particles and are relatively faint compared to those of Saturn.

Mars: Mars is the fourth planet from the Sun and is often referred to as the "Red Planet."

While it doesn't possess a large, visible ring system like Saturn or Jupiter, it does have a thin dust ring called the Deimos Ring.

This ring is composed of dust particles kicked up by the Martian moon Deimos as it orbits the planet.

Saturn: Saturn is renowned for its spectacular and prominent ring system. It is composed of countless icy particles ranging in size from micrometers to meters.

Saturn's rings are one of the most iconic features in our solar system and are visible even from small telescopes.

The other options listed do not accurately represent planets with ring systems:

Mars, Jupiter, Mercury: While Jupiter is included, neither Mars nor Mercury have prominent ring systems.

Mars has the minor Deimos Ring, as mentioned earlier, but it is not comparable to the extensive ring systems of Saturn or Jupiter. Mercury does not have any known rings.

Mercury, Mars, Venus: None of these three planets have significant ring systems.

Mercury and Venus do not possess any rings, and Mars has only the minor Deimos Ring.

Neptune, Uranus, Jupiter: Neptune and Uranus both have ring systems, but Jupiter does not.

Therefore, this option does not accurately list three planets with ring systems.

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The minor Deimos Ring, as mentioned earlier, but it is not comparable to the extensive ring systems of Saturn or Jupiter Mercury does not have any known rings the correct combination is "Jupiter, Mars, Saturn" when referring to planets that have rings.

Out of the four options provided, the only combination that consists of three planets with rings is "Jupiter, Mars, Saturn."

Jupiter: Jupiter is the largest planet in our solar system and is well-known for its impressive ring system.

Although not as prominent as Saturn's rings, Jupiter's rings are made up of fine dust particles and are relatively faint compared to those of Saturn.

Mars: Mars is the fourth planet from the Sun and is often referred to as the "Red Planet."

While it doesn't possess a large, visible ring system like Saturn or Jupiter, it does have a thin dust ring called the Deimos Ring.

This ring is composed of dust particles kicked up by the Martian moon Deimos as it orbits the planet.

Saturn: Saturn is renowned for its spectacular and prominent ring system. It is composed of countless icy particles ranging in size from micrometers to meters.

Saturn's rings are one of the most iconic features in our solar system and are visible even from small telescopes.

The other options listed do not accurately represent planets with ring systems:

Mars, Jupiter, Mercury: While Jupiter is included, neither Mars nor Mercury have prominent ring systems.

Mars has the minor Deimos Ring, as mentioned earlier, but it is not comparable to the extensive ring systems of Saturn or Jupiter. Mercury does not have any known rings.

Mercury, Mars, Venus: None of these three planets have significant ring systems.

Mercury and Venus do not possess any rings, and Mars has only the minor Deimos Ring.

Neptune, Uranus, Jupiter: Neptune and Uranus both have ring systems, but Jupiter does not.

Therefore, this option does not accurately list three planets with ring systems.

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There can be several reasons for differences in enzyme activity, including temperature, pH, enzyme concentration, substrate concentration, and the presence of inhibitors or activators.

Enzymes are biological catalysts that accelerate chemical reactions in the body. The rate of enzyme activity can be affected by various factors, such as temperature and pH. Each enzyme has an optimal temperature and pH range at which it functions best. Deviations from this range can cause the enzyme to denature or lose its shape, leading to a decrease in activity.

Changes in enzyme concentration can also affect activity. An increase in enzyme concentration generally leads to an increase in activity, while a decrease in concentration leads to a decrease in activity. The rate of enzyme activity can also be affected by substrate concentration.

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Option B. Age structure is the correct one.

Answer:

In the United States, droughts are most likely to occur in the Midwest and the South. In the United States, droughts can have major impact on agriculture, recreation and tourism, water supply, energy production, and transportation.

Answer:A. To make a copy of the cell,s DNA

During dialysis, diffusion facilitates the movement of waste products and excess fluids out of the blood, restoring homeostasis.

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Answer:

En las células eucariotas la respiración se realiza en las mitocondrias y ocurre en tres etapas que son: 

1.Oxidación del piruvato. 

2.Ciclo de los ácidos tricarboxílicos (ciclo de Krebs) 

3.Cadena respiratoria y fosforilación oxidativa del ADP a ATP. 

Explanation:

espero y te sirva☺

second last ans is push the mixture forward which allow the further digestion.

last one's ans is bloodstream

The coordinates of the point Q are (0.8, 0.7).

The coordinates of a point in a graph refer to its position or location on the graph. In a two-dimensional Cartesian coordinate system, which is commonly used, each point is represented by a pair of numbers (x, y). The x-coordinate represents the horizontal position of the point, and the y-coordinate represents the vertical position.

The x-coordinate is measured along the horizontal axis, often called the x-axis, which extends to the right in a positive direction and to the left in a negative direction. The y-coordinate is measured along the vertical axis, known as the y-axis, which extends upward in a positive direction and downward in a negative direction.

Therefore, the coordinates of the point Q are (0.8, 0.7).

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Answer:

The fact that all mammals have mammary glands that produce milk for their young is evidence that all mammals have a common ancestor.

Explanation:

This is because the presence of mammary glands is a shared characteristic that evolved in the common ancestor of all mammals, and has been passed down to all of their descendants through the process of evolution by natural selection. This shared characteristic is an example of a homologous trait, which is a trait that is similar in different species because it was inherited from a common ancestor.

When heat is added to a substance, the molecules and atoms vibrate faster. As atoms vibrate faster, the space between atoms increases. The motion and spacing of the particles determines the state of matter of the substance. The end result of increased molecular motion is that the object expands and takes up more space.

Answer:

5th one is correct.

Explanation:

Answer:

5

Explanation:

Sensory neuron is responsible for the transport of signal from the receptor to the interneuron which is then connected with the motor neuron.

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Answer:

3.94 atm

Explanation:

Using the general gas law equation as follows;

PV = nRT

Where;

P = pressure (atm)

V = volume (L)

n = number of moles (mol)

R = gas law constant (0.0821 Latm/molK)

T = temperature (K)

According to the information provided in this question;

P = ?

V = 50 L

T = 300K

n = 8 mol

Using PV = nRT

P = nRT/V

P = (8 × 0.0821 × 300) ÷ 50

P = 197.04 ÷ 50

P = 3.94 atm

Given what we know, we can confirm that using the using the Whitaker system, kingdoms are grouped based on cell structure and type, while the whoese-fox system groups major taxonomic groups into three major domains.

Therefore, we can confirm that based on the statement, the spaces missing correspond to the scientists for who the systems are named after, which are Whitaker and Whoese-fox.

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Answer:

Both studies support the concept that species operate within a narrow optimum temperature range and are coupled to enzymatic activity.

Explanation:

The studies shown in the question above started from the same concept to establish the scientific experiment and had the same objective related to the investigation as temperature changes in the environment where these organisms live influences the enzymatic activity and, therefore, the functioning of their organism, being able to including modifying the environment around them. In summary, we can say that the studies sought to support the concept that species operate within a narrow range of optimal temperature and are coupled with enzymatic activity.

The described lesson will most appeal to a kinesthetic learner.

Kinesthetic learners are those who learn best by engaging in physical activities. They learn best when hands-on activities are included in the learning process. They prefer to learn by doing, touching, and manipulating objects. They may also benefit from activities such as sports and other physical activities.

Kinesthetic learners tend to be very active and find it difficult to sit still in a traditional classroom setting. Instead, they need to be actively engaged and involved in learning activities in order to be successful.

In the scenario mentioned in the question, as 5th-grade science class is learning through experiments and physical activities hence a kinesthetic learner will be more interested in such a class.

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Answer:

D- Phylogenetic Tree

Explanation:

It's in the definition of the word, no real explanation.

Answer:

about 5% of the ocean had been explored as of this video being filmed in 2007.

Explanation:

He said it in the video

Eyewitness.... because it can't actually sometimes determine what really happened on the site so it can't give a reliable sitrep

Answer:

I do not think there are any, in this case, it says to submit answer.

Explanation:

Answer:

Haploid

Explanation:

The correct answer is ATP releases energy as a phosphate bond is broken.

ATP (adenosine triphosphate) is converted into ADP (adenosine diphosphate) when a phosphate group is removed from ATP, resulting in the release of energy. This process is known as hydrolysis, where water molecules are used to break the bond between the terminal phosphate group and the rest of the molecule.

During cellular metabolism, ATP serves as the primary energy currency of the cell. When energy is required for various cellular processes, the phosphate bond in ATP is broken by an enzyme called ATPase. This enzymatic hydrolysis reaction cleaves off one of the phosphate groups, resulting in the formation of ADP and an inorganic phosphate molecule (Pi). The released phosphate group is then available to be used in other cellular reactions.

The conversion of ATP to ADP is an essential part of energy metabolism in cells. The energy released during this process is utilized to drive various cellular activities, such as muscle contraction, active transport of molecules across cell membranes, and synthesis of macromolecules. Once ATP is converted to ADP, it can be further hydrolyzed to AMP (adenosine monophosphate) if more energy is needed. Ultimately, the energy stored in ATP is released when the phosphate bond is broken, allowing cells to perform their vital functions.

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Answer:

Incomplete dominance is the inheritance pattern where the dominant allele did not mask the recessive allele completely and form a mix of both alleles. Here the inheritance is the incomplete inheritance. The ratio of F2 generation is 1:2:1.

Given:

R1R1 = 42

R2R2 = 39

R1R2 = 86

Total R1 alleles = 2*42+86 = 170

Total R2 alleles = 2*39+86 = 164

Total alleles = 334

Frequency of allele R1 = 170/334 = 0.51

Frequency of allele R2 = 164 / 334 = 0.49

Expected number of each phenotype:

Total population = 167

Blue = R1R1 = 0.51 * 0.51 * 167 = 43.44

Green = R2R2 = 0.49 * 0.49 * 167 = 40.10

Cyan = 2*R1*R2 = 2*0.51*0.49*167 = 83.46

Phenotype     Observed(O)    Expected (E)    O-E      (O-E)2     (O-E)2/E

Blue                 42                   43.44               -1.44       2.0736     0.0477

cyan                86                   83.46                 2.54     6.4516     0.0773

green              39                    40.1                    -1.1       1.2100      0.0302

Total              167                     167                                               0.1552

Chi-square value = 0.155

Degrees of freedom = no. of phenotypes – 1

Df = 3-1 = 2

Critical value = 5.99

Chi-square value of 0.155 is less than the critical value of 5.99. So we accept the null hypothesis.