Zelda is a marathon runner. She completes the marathon in 2 hours and 30 minutes. Which of the following is true regarding her fuel use during the marathon?
A. If she runs out of muscle glycogen at the 2-hour mark, she will not feel fatigue.
B. Anaerobic glucose breakdown, using muscle glycogen, will provide most of the ATP for the marathon.
C. Liver glycogen is the preferred fuel during intense muscular activity lasting less than 2 hours.
D. As exercise duration increases beyond 20 to 30 minutes, blood glucose will become increasingly important to spare muscle glycogen, so Zelda will have the ability to sprint across the finish line.

Answer:

it should go in this order (starting and going from left to right) [see explanation]

Explanation:

carbon dioxide and water are your reactants

sunlight should go in the blue box

glucose and oxygen are your products

hope this helped xx

Answer:

first one is carbon dioxide. The second one is water. The third one is sunlight. The fourth one is sugar. And the last one is oxygen

Explanation:

Answer:

coal,fossil fuels,nuclear energy i think

Answer:

Coal

Explanation:

Coal is a mineral found in caves so it cannot be made. That is why it is nonrenewable.

Answer:

provides useful information about its evolutionary history and which other organisms are related to it.

Explanation:

Organisms are usually grouped together based on their unique characteristics. The classification of an organism often provides useful information about its evolutionary history and which other organisms are related to it.

Stem is an example of negative gravitropism. Thus the correct matches are A-4, B-1, C-3, and D-2.

A tropism is a phenomenon, which indicates the growth or turning movement of an organism, usually a plant, in response to an environmental condition. Types of tropism are shown by the parts of plants.

The phrases with the types of tropism are matched below

Learn more about tropism, here:

https://brainly.com/question/22044063

#SPJ1

Your question is incomplete. The complete question would be

A. Stem is an example of a?

B. The root is an example of a?

C. Coils around any object it touches are an example of?

D. Grows toward light is an example of a?                  

Types of tropism

1. negative gravitropism.

2. phototropism.

3. thigmotropism.

4. positive gravitropism.

Answer:

The answer is A) Vertebrae

Ganglia is incorrect because they are clusters of nerve cell bodies

Answer:

Occurrence and properties. At 46 percent of the mass, oxygen is the most plentiful element in Earth's crust.

Atomic weight: 15.9994

Electron config: 1s22s22p4

Explanation:

Answer:

Dominant alleles show their effect even if the individual only has one copy(for example Aa is going to show dominant result and so will AA) of the allele. For example, the allele for brown eyes is dominant, therefore you only need one copy of the 'brown eye' allele to have brown eyes (although, with two copies you will still have brown eyes). For recessive you need to have both copies showing recessive for example aa if it is Aa or aA it will not be recessive.

So there is a bigger chance of dominant alleles

So can I have my brainlest now........

Answer:yes

Explanation:

Answer:

Despite differences in structure and function, all living cells in multicellular organisms have a surrounding cell membrane. Just as the outer layer of your skin separates your body from its environment, the cell membrane (also known as the plasma membrane) separates the inner contents of a cell from its exterior environment. This cell membrane provides a protective barrier around the cell and regulates which materials can pass in or out.

Structure and Composition of the Cell Membrane

The cell membrane is an extremely pliable structure composed primarily of two layers of phospholipids (a “bilayer”). Cholesterol and various proteins are also embedded within the membrane giving the membrane a variety of functions described below.

A single phospholipid molecule has a phosphate group on one end, called the “head,” and two side-by-side chains of fatty acids that make up the lipid “tails” (Figure 3.1.1). The lipid tails of one layer face the lipid tails of the other layer, meeting at the interface of the two layers. The phospholipid heads face outward, one layer exposed to the interior of the cell and one layer exposed to the exterior (Figure 3.1.1).

This diagram shows the structure of a phospholipid. The hydrophilic head group is shown as a pink sphere and the two tails are shown as yellow rectangles. This diagram shows a phospholipid bilayer. Two sets of phospholipids are arranged such that the hydrophobic tails are facing each other and the hydrophilic heads are facing the extracellular environment.

Figure 3.1.1 – Phospholipid Structure and Bilayer: A phospholipid molecule consists of a polar phosphate “head,” which is hydrophilic and a non-polar lipid “tail,” which is hydrophobic. Unsaturated fatty acids result in kinks in the hydrophobic tails. The phospholipid bilayer consists of two adjacent sheets of phospholipids, arranged tail to tail. The hydrophobic tails associate with one another, forming the interior of the membrane. The polar heads contact the fluid inside and outside of the cell.

The phosphate group is negatively charged, making the head polar and hydrophilic—or “water loving.” A hydrophilic molecule (or region of a molecule) is one that is attracted to water. The phosphate heads are thus attracted to the water molecules of both the extracellular and intracellular environments. The lipid tails, on the other hand, are uncharged, or nonpolar, and are hydrophobic—or “water fearing.” A hydrophobic molecule (or region of a molecule) repels and is repelled by water. Phospholipids are thus amphipathic molecules. An amphipathic molecule is one that contains both a hydrophilic and a hydrophobic region. In fact, soap works to remove oil and grease stains because it has amphipathic properties. The hydrophilic portion can dissolve in the wash water while the hydrophobic portion can trap grease in stains that then can be washed away. A similar process occurs in your digestive system when bile salts (made from cholesterol, phospholipids and salt) help to break up ingested lipids.

Two major adaptations that were most important in allowing plants to become independent of aquatic habitats are the vascular system and seeds.

In order for plants to survive on land, they need a proper vascular system for the transport of food and water. Also, if not water, then another source should be present for plants for fertilization and protecting their embryos.

The presence of the vascular system is an adaptation that allowed plants to survive in land habitats. The xylem vascular system is responsible for transporting water from the soil to all the other parts of the plant. The phloem vascular bundle is responsible for the transportation of food from the leaves to all other parts of the plant.

The development of seeds in plants allowed a secure method for dispersal as seeds protect the embryos of plants and are also transported through means such as animals, winds etc.

Although a part of your question is missing, you might be referring to this question:

What are two major plant adaptations that were most important in allowing plants to become independent of aquatic habitats?

a. photosynthesis and symbiotic relationship with fungi

b. vascular system and seeds

c. bilateral symmetry and becoming multicellular organisms

d. spore production and becoming single-celled organisms

To learn more about the vascular system, click here:

https://brainly.com/question/49656

#SPJ4

Answer:

The main function of the cardiovascular system is therefore to maintain blood flow to all parts of the body, to allow it to survive. Veins deliver used blood from the body back to the heart. When your blood circulates through your digestive system, it picks up nutrients your body absorbed from your last meal. So it is a very critical part of the digestive system since the body can't absorb nutrients to survive

Answer:

There are many different types of weather, but the four main types are:

Thunderstorms: These are characterized by heavy rain, lightning, and thunder. They are caused by the rising and cooling of warm, moist air, which forms thunderclouds.

Hurricanes/Tropical Storms: These are large, rotating storms that form over warm ocean waters. They are characterized by strong winds, heavy rain, and storm surges.

Winter storms: These are storms that occur during the winter months and are characterized by snow, sleet, freezing rain, and strong winds.

Droughts: Droughts are prolonged period of dry weather, with little or no precipitation. It can be caused by various factors such as high pressure systems or La Niña events.

Explanation:

It's important to note that these are general categories, as there are many variations of each type of weather, and even overlapping between them. Weather phenomena such as tornadoes, dust storms, and fog are other examples of specific weather types.

The three main types of weather are sunny, overcast, and stormy. the different types of weather that we frequently experience as a result of the global environmental system.

The weather is the atmosphere's current state at a specific location and moment. Depending on the quantity of sunshine, temperature, clouds, wind, and rain, the weather changes every day. Seasons and climate have a major impact on weather. The five types of weather are sunny, overcast, wind, rainy, or stormy.

Weather is defined as the quality of the weather and the atmosphere outside, such as chilly and cloudy. In addition to wind and rain, the weather may produce some beautiful sky phenomena like rainbows, lightning, and sunsets.

To know more about environmental visit:

https://brainly.com/question/516941

#SPJ4

The two atmospheric gases that do not react with many other substances are nitrogen (N₂) and oxygen (O₂).

Nitrogen makes up the majority of Earth's atmosphere, accounting for about 78% of its composition. It is chemically stable and unreactive under normal conditions, which means it does not readily participate in chemical reactions with other substances.

Oxygen is the second most abundant gas in the atmosphere, making up approximately 21%. While oxygen is reactive and supports combustion and various chemical reactions, it generally requires specific conditions or reactants to undergo reactions. In the absence of such conditions or reactants, oxygen behaves as a relatively unreactive gas.

It's important to note that although nitrogen and oxygen are relatively unreactive, they can still participate in certain reactions under specific circumstances or with particular substances. However, compared to other atmospheric gases, nitrogen and oxygen exhibit a higher degree of stability and are less reactive with a wide range of substances.

To know more about atmospheric gases

brainly.com/question/1369730

#SPJ11

Answer:

The Big Bang Theory is the leading explanation about how the universe began. At its simplest, it says the universe as we know it started with an infinitely hot, infinitely dense singularity, then inflated — first at unimaginable speed, and then at a more measurable rate — over the next 13.8 billion years to the cosmos that we know today.

Because current instruments don't allow astronomers to literally peer back at the universe's birth, much of what we understand about the Big Bang Theory comes from mathematical formulas and models. Astronomers can, however, see the "echo" of the expansion through a phenomenon known as the cosmic microwave background.

While the majority of the astronomical community accepts the theory, there are some theorists who have alternative explanations besides the Big Bang — such as eternal inflation or an oscillating universe..

Explanation:

Well, hope it helps you..

But, Your Welcome in advance..

(◍•ᴗ•◍)

Explanation:

Think of an organelle as a microscopic organ.

An organ is exponentially like your liver.

An organelle is kind of the same concept except it's inside of a cell.

Answer: Answer: When sunlight falls on an apple, the fruit absorbs all the colors in the sunlight and reflects only the red color

Answer:

Manure helped keep soil pH—a measure of acidity or alkalinity—in a healthy range for crops. Inorganic fertilizer made the soil more acidic. Manure increased soil organic carbon for all the measured soil depths compared to inorganic fertilizer and control treatments. More carbon means better soil structure.

Explanation:

Answer:

A) A process that moves molecules from high concentration to low concentration.

Answer: you can find them in a pond

Explanation:

The detergent was added to the solution so that we can allow the sodium bicarbonate to enter the cell for the reaction to take place.

Photosynthesis is a chemical process by which the plant basically prepares its own food using water, oxygen as well as sunlight. In an experiment to study the rate of photosynthesis, detergent was basically added to the solution and this was done because soap is able to break down molecules which are present on the surface of the leaf.

This allows the bicarbonate solution to easily enter into the leaf and allow the reaction to take place. The sodium bicarbonate here basically serves as the source of carbon for photosynthesis to occur.

To know more about photosynthesis

https://brainly.com/question/29764662

#SPJ4

--The given question is incomplete, the complete question is

"We are conducting an experiment to understand the rate of photosynthesis. We add detergent to the solution. Why was detergent added to the solution?"--

Answer:

The entire food web would be affected

The entire food web would be affected if the amount of grass drastically decreased.

A food web is an chart or diagram in the form of a web showing the interdependence of different organisms as they obtain food.

All organisms are related in a food web.

In the food web shown, grass is the primary producer.

A drastic decrease in the amount of grass will affect all the organisms in the food web.

Learn more about food web at: https://brainly.com/question/2179

#SPJ6

Answer:

the smallest one

Explanation:

The most effective emotion coaching techniques for promoting constructive emotional self-regulation in children are empathy, validation, and problem-solving.

Empathy involves acknowledging the child's feelings and showing understanding, which helps the child feel supported and less alone in their emotions. Validation refers to recognizing the legitimacy of the child's emotions, demonstrating that their feelings are important and normal. Problem-solving involves helping the child identify coping strategies or solutions to manage their emotions effectively.

In summary, when a child is upset, parents can best promote constructive emotional self-regulation by utilizing empathy, validation, and problem-solving techniques in their emotion coaching approach.

Learn more about empathy click here:

https://brainly.com/question/16253958

#SPJ11

Answer:large intestines

Explanation:

Answer:

b on edge

Explanation:

Answer:

D. A segment of DNA molecule

Explanation:

Gene is a segment of a DNA molecule that holds instruction needed for the synthesis of useful products (protein). Ideally, DNA is the storage material of genetic information in a cell. The DNA harbors the GENE, which itself is being expressed in order to use the information contained in it to produce useful products responsible for the phenotype of an organism.

A gene contains sequences made up of nucleotide bases that determines the sequence of amino acids to be produced, and ultimately the type of protein.

Answer:

A segment of DNA molecule

Explanation:

Answer:

Precipitation in coniferous forests varies from 300 to 900 mm annually, with some temperate coniferous forests receiving up to 2,000 mm/ year (79 in/year). The amount of precipitation depends on the forest location. In the northern boreal forests, the winters are long, cold and dry, while the short summers are moderately warm and moist. In the lower latitudes, precipitation is more evenly distributed throughout the year.

         The climate conditions of coniferous trees normally have summer temperatures that range from -40°F to 68°F with seasons ranging with an average of cold, long, snowy winters, and warm, humid summers. With defined 4 seasons, and at least 4-6 frost-free months. The precipitation has about 12 to 35 inches of rain each year. The in these areas of course the vegetation they have is coniferous trees, but the main dominant trees are pines, spruces, firs, and larches. With mosses, liverworts, and lichens covering the main ground.

Answer:

A. Areas at high elevations have cooler temperatures.

Explanation:

Areas with high altitude or elevations have cooler temperatures because air molecules are less in the air at high elevation that decreases the gas pressure leading to low temperature.

Earth's surface absorbs heat and diffuses it into the atmosphere that warms up the earth's surface. Layers of the atmosphere in higher-altitude areas diffuses less heat and maintain the low temperature.

Hence, the correct option is "A. Areas at high elevations have cooler temperatures."

Answer:

a

Explanation:

This statement is False, the posterior cruciate ligament (PCL) is not three times the size of the anterior cruciate ligament (ACL).

The size of the PCL is not three times larger than the ACL. In fact, the PCL and ACL are two distinct ligaments located within the knee joint. While the PCL is indeed larger and stronger than the ACL, it is not three times the size of the ACL. The size of ligaments can vary among individuals, but generally, the PCL is slightly larger in diameter and length compared to the ACL.

However, it is important to note that size alone does not determine the functionality or importance of a ligament. Both the PCL and ACL play crucial roles in maintaining knee stability and preventing excessive movement of the joint.

To know more about the posterior cruciate ligament (PCL) click here:

https://brainly.com/question/31797096

#SPJ11

Answer:

A) Enzymes and chemical catalysts both affect the rate but not the equilibrium constant of a chemical reaction. Reactions proceed downhill energetically, in accord with the Second Law of Thermodynamics. Catalysts merely reduce the time that a thermodynamically favored reaction requires to reach equilibrium. Remember that the Second Law of Thermodynamics tells whether a reaction can occur but not how fast it occurs.

Answer:

abcdefghijklmnopqrstuvwxyz

Explanation:

26

ABCDEFGHIJKLMNOPQRSTUVWXYZ

Explanation:

There are 27 alphabets