A hypothesis _____. A.must be proven true for the experiment to be meaningful B.is based on data analysis C.is developed after the experiment is designed D.is a reasonable answer to a question

Answers

Answer 1

Answer:

D

Explanation:

A hypothesis is a reasonable answer to a question.


Related Questions

Where does sugar enter the blood? B. How can you tell where sugar enters the blood? C. Where is sugar removed from the blood? D. How can you tell?

Answers

Answer:

Well,

Explanation:

For your first question, the intestines.

B.When the stomach digests food, the carbohydrate (sugars and starches) in the food breaks down into another type of sugar, called glucose. The stomach and small intestines absorb the glucose and then release it into the bloodstream.

C. The capillaries.

D. Glycogen is mainly stored in the liver (where it makes up as much as 10% of liver weight and can be released back into the blood stream) and muscle (where it can be converted back to glucose but only used by the muscle). Therefore, excess glucose is removed from the blood stream and stored. In short terms, when it has the lowest content.

Blood sugar or glucose is the major source of energy found in the body. It is derived from the food and nutrient an organism consumes.

A. The blood sugar enters the intestine, where it gets digested. This absorbed sugar then gets discharged in your blood from where it diffuses in the body as a source of energy.

B. The food in the stomach gets divided into smaller, simple compounds as the carbohydrates split into sugar and starch.

It further gets divided into glucose which is the simplest sugar. The glucose then gets absorbed by the stomach and intestine which later discharges into the blood.

C. The excess glucose gets expelled from the blood capillaries and gets stored in the form of glycogen.

D. The excess glucose in the form of glycogen gets collected in the liver cells and muscles, where they can be transformed back into glucose through the process of glycogenolysis.

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1. All ecosystems are made up of ________________ and ___________________ components.

2. ______________ factors are living things, such as _______________ or _______________.

3. ______________factors are nonliving things, such as wind, ______________, or ______________.

4. ____________________ are organisms that get their energy from ___________________ resources, meaning they make their own food. These organisms are also called ______________.

5. ___________________ are organisms that get their energy by __________________other

organisms. These organisms are also called _________________________.

6. Why are producers so important to an ecosystem?

____________________________________________________________________________________________________________________________________________________________

Answers

Answer:

All ecosystems are made up of abiotic and biotic components.

biotic factors are living things, such as plants or animals.

abiotic factors are nonliving things, such as wind, temperature, or moisture.

producers are organisms that get their energy from nonliving resources, meaning they make their own food. These organisms are also called autotrophs.

consumers are organisms that get their energy by eating other organisms. These organisms are also called heterotrophs.

Why are producers so important to an ecosystem?

They create the base of the food chain/food web

Explanation:

The answers can be explained as:

1.Ecosystem is made up of biotic and abiotic compoenents. Biotic components refer to the living things whereas the abiotic components are the water, soil, air, and minerals.

2. Biotic factors are the living components of the ecosystem, which are plants, animals, and microorganisms.

3. Abiotic factors are the non-living components, which include moisture, temperature, air, and minerals.

4. Producers are the organisms that prepare food in the presence of light, water, and gases. These organisms are also plants or autotrophs.

5. Consumers are the organisms that feed on the producers to obtain energy. These organisms are known as heterotrophs.

6. Producers are the organisms that prepare food for the organisms. These are essential for the ecosystem as all organisms are dependent on each other and require food for survival.

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two runners were competing to see who could run with a greater average speed. Runner A ran 12 miles in 3 hours. Runner B ran 9 miles in 2 hours. Which runner ran with a greater average speed

Answers

Runner B took about 13.3 mins per mile while Runner A took about 15 mins per mile so runner be ran faster

If silicic rock is found in a core sample, what evidence does this provide about the rock’s location?

Its location is likely underneath an ocean or a mountain.
Its location is likely denser than Earth’s lithosphere.
Its location likely has a consistency that changes from solid to liquid.
Its location likely contributes to the creation of Earth’s magnetic field.
Mark this and return

Answers

Answer:It’s location is likely underneath an ocean or mountain.

Explanation:

Took the test just now

Answer: It’s A. hearts Please

Explanation:

How do radio telescopes help advance our knowledge of our universe?

Answers

Answer:

Raido telescopes can sense signals way out in space seening things that we havent seen yet therefore futhering our knowlege of the universe

Explanation:

To investigate naturally occurring radio radiation from stars, galaxies, black holes, and other celestial phenomena, we utilize radio telescopes.

What are radio telescopes?

They may also be used to send and receive radio waves that are reflected from the planets in our solar system.

Planets, comets, massive clouds of gas and dust, stars, and galaxies may all be seen with radio telescopes as they point toward the skies. Astronomers can discover information about these objects' composition, structure, and motion by examining the radio waves they emit.

We can learn more about these hot regions, which emit radio waves, with the use of radio telescopes. Our solar system's planets also have radio personalities.

Therefore, radio telescopes display the motion of the gas clouds that whirl around Uranus and Neptune, and the north and south poles of Jupiter emits radio waves.

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Mrs. Lewis set up a lab for her biology students using a culture of the small crustacean Daphnia, obtained from a pond that was 20°C. The students are to investigate the effect temperature has on Daphnia. The students will observe the crustacean’s heartbeat under the microscope, at different temperatures, and count the number of heartbeats per sec. What is the independent variable in this experiment?
5 points

Answers

Answer:

Hiii, the answer is b, hope this helped! :)

Explanation:

Answer:

mr lewis planted 121x13 then esmiate the answer in 2 diff ways

Explanation:

1
If we compare photosynthesis and cellular respiration
in terms of energy
conversions involved, we observe that in-
A
photosynthesis, carbon dioxide is used to produce energy.
B
photosynthesis, energy is used to produce oxygen.
с
cellular respiration, carbon dioxide is used to produce energy.
D
cellular respiration, energy is used to produce oxygen.

Answers

A

Explanation:

Photosynthesis uses carbon dioxide and water to produce energy.

Hope this helps! :)

Which of the following converts food into energy for the cell?

Vaculoe

Cytoplasms


Mitochondria

Cell Membrane

Answers

Mitochondria converts food into energy for the cell.

Mitochondria convert food into energy for the cell. Option 3 is correct.

Mitochondria are often referred to as the "powerhouses" of the cell because their primary function is to generate energy in the form of adenosine triphosphate (ATP) through a process called cellular respiration. This process involves the breakdown of glucose and other organic molecules to produce ATP, which is the main energy currency of the cell.

Inside the mitochondria, there are specialized structures called cristae, which increase the surface area available for cellular respiration. The mitochondria have an outer membrane and an inner membrane, with a space called the intermembrane space in between. The inner membrane contains proteins and enzymes involved in the electron transport chain, a key step in ATP production.

During cellular respiration, glucose is broken down through a series of biochemical reactions, such as glycolysis, the citric acid cycle (also known as the Krebs cycle), and the electron transport chain. These reactions occur in the mitochondria, specifically in the matrix (fluid-filled region) and on the inner mitochondrial membrane. Through these processes, the energy stored in glucose is gradually released, and ATP is synthesized.

The ATP produced by the mitochondria is then used by the cell to power various cellular activities, including metabolism, active transport, muscle contraction, and synthesis of macromolecules. Without functional mitochondria, cells would not be able to efficiently convert food into energy, and vital cellular processes would be impaired.

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How well do you understand the difference between prokaryotic cells and eukaryotic cells?

Please help please

Answers

Prokaryotes are organisms that consist of a single prokaryotic cell. Eukaryotic cells are found in plants, animals, fungi, and protists. They range from 10–100 μm in diameter, and their DNA is contained within a membrane-bound nucleus. Eukaryotes are organisms containing eukaryotic cells.

15. Processes are: light dependent stage and Calvin cycle. *
(5 Points)
Photosynthesis
Respiration
Both

Answers

Your answer should be photosynthesis

Which refers to the highness or lowness of a sound? pitch amplitude frequency softness

Answers

Answer:

Pitch is relative highness or lowness of sound.

Explanation:

Answer:

It's pitch :D

Plants take in carbon dioxide through holes in their _____.

Answers

Answer:

Leaves

Explanation: It moves by diffusion through small holes on the underside of the leaf that's called the stomata.

Answer:

stomata

Explanation:

Hope this helped :)

Food safety questions

Answers

Answer:

your question is clearly viewing in my mobile sorry

Most enzymes
A have no effect on the rate of the chemical reaction
B speed up the chemical reaction
slow the rate of the chemical reaction
D keep the rate of the chemical reaction the same

Answers

Answer: B. Speed up the chemical reaction

Explanation: Enzymes help speed up chemical reactions in the human body. They bind to molecules and alter them in specific ways. They are essential for respiration, digesting food, muscle and nerve function, among thousands of other roles.

Organisms need _____ to conduct essential life activities.

Answers

Answer: organisms need energy to conduct essential life activities

Explanation:

Answer:EnergyExplanation:

Living organisms must take in *energy* via food, nutrients, or sunlight in order to carry out cellular processes. The transport, synthesis, and breakdown of nutrients and molecules in a cell require the use of energy.

hope this help!!

A teacher has two cubes of sugar that are both the same size and shape. He adds cube A to a beaker filled with 100 mL of water, and the cube completely dissolves in the water. He then places cube B on a glass dish over a flame. He keeps the dish over the flame until cube B has turned completely black. Once cube B has cooled off, he adds it to another beaker filled with 100 mL of water. Cube B does not dissolve in water.

What does this demonstration indicate?

Answers

Answer:

Burning sugar results in a chemical reaction

Explanation:

Flammability, odor, and density are just a few examples of characteristic properties of a substance. A chemical reaction occurs when molecules interact with one another and the molecules change. For example burning sugar results in a chemical reaction because the properties of cube B changed when it was burned. This change in solubility shows that cube B must be a different substance than cube A because of the chemical reaction that occurred when cube B was burned.

Answer:

Burning sugar results in a chemical reaction

Explanation:did it on study island

Please please help me!!!!

Answers

3.is a and 4. Is B those are the only one I understand

When switching to the 100X lens, what should you use?
O 100X should be used with a few drops of immersion oil to enhance the image
O The 100x lens should only be used with low light intensity
O The 100x lens should be used in conjunction with a 15X eyepiece only

Answers

C I took the same thing and got it right on edge

HELPPPPPP!
During which phase is the difference between animal and plant cell mitosis the most significant?
prophase
metaphase
anaphase
telophase
interphase

Answers

Answer:

Their main difference is how they form the daughter cells during cytokinesis. During that stage, animal cells form furrow or cleavage that gives way to formation of daughter cells. Due to the existence of the rigid cell wall, plant cells don't form furrows.

Explanation:

Which grid will result in the launched negatively charged particle moving upwards?

Answers

Answer:

B

Explanation:

In which process are the products of the reaction glucose and oxygen? photosynthesis cellular respiration

Answers

Photosynthesis. I just got done with the test

The Sodium/Potassium pump (Na+/K+) is an example of

* Facilitated
* Active transport
* Osmosis
*Endocytosis
* Ezocytosis ​

Answers

Answer:

Active transport

Explanation:

Active transport is the energy-requiring process of pumping molecules and ions across membranes against a concentration gradient. The sodium-potassium pump is an active transport pump that exchanges sodium ions for potassium ions

7. Energy is released from food. *

Photosynthesis
Respiration
Both

Answers

Energy is released from Respiration.

The figure shows a side view of a mountain that extends below the water's surface. At which point would the pressure be the greatest?

Answers

a because i’m smart n i know everything because yea anyway bye

A strand of mRNA has the bases guanine-adenine-cytosine. Which amino
acid corresponds to these bases? (Apex)

A. Arg

B. Cys

C. GIn

D. Asp

Answers

A. CGU CGC CGA CGG

B. UGU UGC

C. CAA CAG

D. GAU GAC

ANSWER ASAP WILL GIVE BRAINLIEST

Answers

Answer:

D

Explanation:

why are viruses nonliving

Answers

Answer:

Viruses are not made out of cells, they can't keep themselves in a stable state, they don't grow, and they can't make their own energy. Even though they definitely replicate and adapt to their environment, viruses are more like androids than real living organisms.

virus isn't considered living because it doesn't need to consume energy to survive, nor is it able to regulate its own temperature.

which phase of mitosis is occurring in the cell indicated by the arrow

Answers

Anaphase i think i could be wrong bit look it up after you see it

A pea plant with wrinkled peas is crossed with a pea plant with smooth peas. All of the offspring produced have wrinkled peas. What can be inferred about the wrinkled pea trait?

A) It is recessive.
B) The smooth and wrinkled traits are codominant.
C) The plant is a hybrid.
D) It is dominant.​

Answers

Answer:

D. It is dominant

Explanation:

A dominant trait will always be the one portrayed as long as it is in the genes. Think of it as an override. It is the reason 2 brown-eyed people can have a blue-eyed child. The Punnett square is always the first thing I think of when it comes to genes.

  |  W   |   W |

w| Ww | Ww |

w| Ww | Ww |

This is what the Punnett Square for your peas would look like, between a homo Dominant plant and a homo Recessive plant.

Answer:

it is dominant

Explanation:

hope this helped! mark me as brainliest :))

What can affect the homeostasis ecosystem

Answers

Answer:

THE ANSWER

Explanation:

Like human homeostasis, ecosystem homeostasis is affected by pollution and new and toxic chemicals entering the environment. This can affect important factors like pH levels, salinity, temperature and climate that will affect an ecosystem's homeostasis.

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Carolines hair is 7 inches long and grows up to 1/5 inch each month. Trinity's hair is 10 inches long and grows about 1/10 inch each month.How many months will it take for Carolines hair to be atleast as long as Trinitys hair? Define the variable. 13 3 40 -3-512 5 11 -2 617 19-10 12127] Would 7/2 be enlarged reduced or preserved Janelle explains that she can hear low pitched sounds, because the entire basilar membrane vibrates in unison at the same frequency. Which theory is Janelle describing? How did the Egyptian style of art change during the reign of Akhenaten? A. Images depicted pharaohs as strong and responsible.B. Images showed the sun god Aten and realistic depictions of the royal family.C. Images were of symbols only and did not depict human figures.D. Images of many gods were depicted in painting and sculpture.Plz HurryThis is time Thank you What fraction of an an hour is 34 minutes In what ways did the physical characteristics of Plymouth Plantation influence the economic activities of the Pilgrims? Which of the following statements about the Five Tribes' ranching traditions is false?A. The Five Tribes avoided sharing land and herds communally.B. The Five Tribes were experienced ranchers before coming to the Indian Territory.C. The Five Tribes' ranching traditions were hurt greatly by the Civil War.D. The Five Tribes first brought ranching to eastern parts of the Indian Territory. The scale on a map is 1 cm for every 400 km. If Maine and Japan are 22 cmapart on the map, what is the distance between Maine and Japan?Tkm To whom is the boy writing? Santa Claus (Viejito Pascuero) The Easter Bunny The Tooth Fairy2. What does the boy want for Christmas? roller skates a mountain bike a motorcycle3. What does the boy ask his father? for a mountain bike how to spell mountain bike to play video games with him4. What word does the father spell? maleta jumbo mochila5. What is the name of the store in the commercial? Jumbo Mochila Publi.tv How did the Triple Entente differ from the Triple Alliance geographically?A. The Triple Entente was comprised of only one country.B. The Triple Entente was split with countries from Western and Eastern Europe.C. All the Triple Entente countries touched each other.D. Triple Entente surrounded the entire Mediterranean Sea region. according to cell theory, which are made of cells? check all that apply 1. How many miles can I expect to drive if I have 5 gallons of gas in my tank? Y=2(x-1)^2+1 in standard form Pls pls pls pls pls pls pls pls pls helppp meee i will give BRAINLIEST!!!!!! Why do some scholars view the emergence of the modern international order as a product of the last twocenturies?Select one:a. This is when a sufficient number of countries around the world developed modern domestic politicalstructures.b. This is when the various regional systems were forged into a deeply interdependent, global internationalorder.c. None of the options given are correct.d. Modern international order rests on political philosophies that were forged in the West during thenineteenth century.Next pageDus page Which situation is best represented by the followingequation?2x + x = 21 Given f (x) = 1/x+11, find the average rate of change of f (x) on the interval [3, 3+h]. Your answer will be an expression involving h. 10. Overall, a building up reaction.(5 Points)PhotosynthesisRespirationBoth 2. Tentukan modus dari data berikut:Nilai Frekuensi30-34 435-39 1040-441645-49 750-54 3