Consider the following experiment. A healthy plant is placed in a sealed container overnight, when the plant is in darkness. The concentration of oxygen in the trapped air is measured at the start of the night and again in the morning.

Predict whether you expect there to be more or less oxygen in the container in the morning, or the same? Explain why.

Answers

Answer 1

I expect to see less oxygen in the container in the morning because plants consume oxygen at night.

What is cellular respiration?

Cellular respiration is the process by which organisms consume oxygen and generate carbon dioxide.

During the night, a plant can consume oxygen and release carbon dioxide in this process (respiration).

In conclusion, I expect to see less oxygen in the container in the morning because plants consume oxygen at night.

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Related Questions

Which of the following hereditary conditions is characterized by excessive sebum production?

Answers

Answer:

a.c.n.e (join the letters together without full stops. i need to type like this as brainly does not allow me to type that word)

Explanation:

An excess of sebum combined with dead skin cells can block pores and cause blemishes such as blackheads and pimples.

Homeostasis is the condition the body is in when all substances or variables in the body are at an ideal state. If necessary, feedback mechanisms kick in to maintain homeostasis by producing hormones. The pancreas is a gland that produces the hormones insulin and glucagon. How do the hormones of the pancreas maintain homeostasis?

Answers

Together the insulin and glucagon help maintain a state is known as homeostasis in which conditions inside the body remain steady.

What is homeostasis?

Homeostasis refers to the mechanism of the body to maintain a stable internal environment instead of changes taking place in the external environment.

When blood sugar is too high, the pancreas secretes more insulin. When blood sugar levels drop, the pancreas releases glucagon to raise them.

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Which two gases are exchanged in the alveoli

Answers

Answer:

oxygen is exchanged with carbon dioxide between the alveoli and the blood in the capillaries.

Explanation:

The digestive system includes the esophagus, stomach, large intestine, and small intestine.
All of these parts are made up of cells.

Which of the following is true about the cells in the digestive system?

Choose 1 answer:

(A) cells in the stomach and large intestine have the same structure, but different functions.

(B) each cell in the stomach and large intestine is a unique type of cell.

(C) cells in the stomach and large intestine have different, specialized structures and functions.

Answers

Answer:

C is the correct answer of this question

The statement which is true about the cells in the digestive system is that the cells in the stomach and large intestine have different, specialized structures and functions. Thus, the correct option for this question is C.

What is the digestive system?

The digestive system may be defined as a type of body system that significantly contains organs that take in food and liquids and break them down into substances that the body can use for energy, growth, and tissue repair. This system actively breaks down food components into simpler substances.

Each organ of the body system is composed of a collection of tissues that ultimately derive from cells. Although, the function and structure of each cell are very distinctive when it comes to playing a specific role in complex living organisms, especially human beings.

Therefore, cells in the stomach and large intestine have different, specialized structures and functions is the statement that is true about the cells in the digestive system. Thus, the correct option for this question is C.

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Which problem does the Montreal Protocol attempt to remedy?
A.The hole in the ozone layer
B.The use of fossil fuels
C.The carbon market
D.The warming of Earth

Answers

Answer:

A.The hole in the ozone layer

Explanation:

• Montreal protocol is an international treaty that was signed to control the use of substances that are resulting in the depletion of the ozone hole.

This treaty was signed in the year 1987 and became effective form 1989.

• Since the time that this treaty has come into force, there has been a significant improvement in the ozone hole that was observed over Antarctic as it's size has decreased.

• This improvement has been possible because the treaty helped to phase out chemicals such as chlorofluorocarbons, carbon tetrachloride, etc. that are responsible for ozone hole depletion.

What are the 3 layers within this organ?

Answers

Answer:

the epidermis, dermis, and the hypodermis

Explanation:


Organisms from which kingdom are most likely to chemically digest their food outside their bodies?

Answers

Answer:

i think it is fungi

Explanation:sorry if i am wrong

what part of the flowering plant becomes fruit

Answers

Answer:

The ovary is the part of the plant that becomes fruit.

A plant TT for tall height is crossed with a plant tt for short heightThe offspring have the genotype What is the phenotype of the plant?

Answers

Explanation:

Here is the answer...hope it helps:)

how animal husbandry affects society

Answers

It affects society by taking causing conflicts from farmers and animal rights activists lol not exactly like what I said but you know something similar

How does drilling for oil negatively impact the environment?​

Answers

Answer:

Oil and gas drilling is a dirty business

Explanation:

Oil and gas drilling has a serious impact on our wildlands and communities. Drilling projects operate around the clock generating pollution, fueling climate change, disrupting wildlife and damaging public lands that were set aside to benefit all people

Oil and gas drilling is dirty business

Solar radiation bounces off of a polar ice cap, then goes into the atmosphere where it remains trapped. Which statement best describes this situation?

The radiation is absorbed by the ice and then reflected by the atmosphere.
The radiation is reflected by the ice and then absorbed by the atmosphere.
The radiation is absorbed by the ice and atmosphere.
The radiation is reflected by the ice and atmosphere.

Answers

Answer:

The radiation is reflected by the ice and then absorbed by the the atmosphere

Explanation:

Reflection occurs when incoming solar radiation bounces back on an object that it strikes the atmosphere

Answer: The answer is: The radiation is reflected by the ice and then absorbed by the atmosphere

Explanation: I have my ways ;>

Have a great day!

-Sunny

Rivers and streams are biodiverse ecosystems that are sensitive to change. please select the best answer from the choices provided t f

Answers

It is true that rivers and streams are biodiverse ecosystems that are sensitive to change. Details about rivers and streams can be found below.

What is river and stream?

A river is a large and often winding stream which drains a land mass, carrying water down from higher areas to a lower point, oftentimes ending in another body of water, such as an ocean or in an inland sea.

On the other hand, a stream is a small river or a body of moving water confined by banks.

Rivers and streams are both freshwater ecosystems, hence, tend to respond to changes in their environment caused by anthropogenic activities.

Therefore, it is true that rivers and streams are biodiverse ecosystems that are sensitive to change.

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Answer:

True

Explanation:

Select the correct answer from each drop-down menu. complete the paragraph based on this food chain: polar bears feed on seals. so, polar bears and seals share a . climate change has caused ice caps to melt in colder regions where polar bears live. this change has made it harder for polar bears to successfully hunt seals. this situation will lead to .

Answers

Extinction occurs due to the climate change in the polar regions of the earth.

What is the effect of climate change on polar regions?

Climate change causes melting of ice caps in colder regions where polar bears live. This change has made it harder for polar bears to successfully hunt seals. This situation will lead to extinction of polar bears in this location because they can't get their food which leads to their death.

So we can conclude that extinction occurs due to the climate change in the polar regions of the earth.

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Answer:

- prey-predator relationship

- increased biomass in the quaternary level

Explanation:

:)

Which processes involve the production of identical daughter cells

Answers

Answer:

mitosis

Explanation:

mitosis is a cellular division that yields two daughter cells that are identical to parent cell.

For anyone who answers ill give points!

Answers

Answer:

B

Explanation:

facilitated diffusion requires an ATP, which means it DOES take up energy

what are two resources Amoeba and Paramecium need from their environment

Answers

Answer:

they are unicellular organisms

My hypothesis is that exercise will _________ my heart rate

My hypothesis is that music will __________ my heart rate.

Answers

Answer:

Increase

Decrease

Explanation:

My hypothesis is that exercise will increase my heart rate

My hypothesis is that music will decrease my heart rate.

The words may vary, like decrease can be lower/lowered

~rere

Select the correct answer from each drop-down menu. some vitamins are mostly found in animal-based foods, while some vitamins are abundant in plant-based foods. the best source of vitamin c is , while is naturally rich in vitamin b12.

Answers

The best source of vitamin c is strawberries.

Fish is naturally rich in vitamin b12.

What is vitamin?

Vitamins are essential substance and mostly plant base substances that needed in small quantities and are consumed by man to improve the healthy wellbeing.

Vitamins can be water soluble or fat soluble.

Therefore, The best source of vitamin c is strawberries.

Fish is naturally rich in vitamin b12.

The question is incomplete as the options are not given, below are the options below.

cheddar cheese, strawberries, lentils Second blank: fish, broccoli, peanut butter

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In many tropical rainforests, people clear land by cutting down trees and burning them. After a few years, the soil runs out of nutrients and cannot be farmed any longer. How does this practice of “slash and burn agriculture” affect Earth’s atmosphere?

Answers

Answer:

The polution from burning the trees. Also, the loss of oxygen from the loss of trees.

Explanation:

hope this helps a little

What is a pathogen?………..

Answers

Answer:

A pathogen is defined as an organism causing disease to its host, with the severity of the disease symptoms referred to as virulence. Pathogens are taxonomically widely diverse and comprise viruses and bacteria as well as unicellular and multicellular eukaryotes.

A pathogen is an organism that causes disease.

Explanation:

A pathogen is usually defined as a microorganism that causes, or can cause, disease. We have defined a pathogen as a microbe that can cause damage in a host.

When you're old enough to vote, will you be influenced by celebrity endorsements ? Why or why not?

Answers

Celebrity endorsers can influence the portion of the public (increasingly small) who otherwise do not have strong candidate preferences and pay so much attention to politics. If the celebrity has huge interest and knowledge of politics so i may get influenced.

When was celebrity endorsement started in United states?

Celebrity endorsements in the U.S.  were started in 1920, precisely a hundred years ago, with film stars publicly supporting candidate Warren G. Harding in the presidential election. From then on, many  other celebrities raised their political opinions among their fanbase for electoral candidate.

Celebrities themselves, by making an endorsement may risk losing a share of their audience and inviting public joke and anger.

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both 10 and 11 please i need the answers thankyou

Answers

Answer:

10. Amoeba, Paramecium and Algae all contain storage vacuoles.

11. Water and food sources

Hope this help

amoeba paramecium and algae

How can cognitive dissonance help to reduce unconsciously prejudiced or discriminatory behavior? a. cognitive dissonance creates a tension between the intentions and the actions that the individual is motivated to reduce by changing one’s behavior. b. cognitive dissonance creates a space in which discriminatory behavior is impossible, leading to a gradual reduction in those behaviors in every part of life. c. cognitive dissonance creates an excuse to change behavior that may be socially acceptable yet prejudiced without giving any reason for others to doubt one’s sincerity. d. cognitive dissonance creates an inclusive environment around the individual in which all parties, no matter their affiliations, are welcome to behave in a neutral manner.

Answers

Cognitive dissonance creates tension between the intentions and the actions that the individual is motivated to reduce by changing one’s behavior (Option a).

What is cognitive dissonance?

The expression cognitive dissonance makes reference to the disturbance produced by two confronting beliefs.

These cognitive emotions (cognitive dissonance) generate tension in the individual.

In conclusion, cognitive dissonance creates tension between the intentions and the actions that the individual is motivated to reduce by changing one’s behavior (Option a).

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bacterial lipopolysaccharide causes which type of reaction?

Answers

:

Lipopolysaccharides (LPS) are one of the main causes of systemic, low-grade inflammation!

!

Bacterial lipopolysaccharide (LPS) can cause an inflammatory reaction.

LPS is a component found in the outer membrane of Gram-negative bacteria. When released or exposed to the immune system, LPS can trigger a strong immune response and induce inflammation.

LPS activates the innate immune system through the recognition of specific structures within LPS by immune cells, particularly toll-like receptor 4 (TLR4).

Activation of TLR4 initiates a signaling cascade that leads to the production and release of various pro-inflammatory cytokines, such as tumor necrosis factor-alpha (TNF-alpha), interleukin-1 (IL-1), and interleukin-6 (IL-6). These cytokines contribute to the initiation and amplification of the inflammatory response.

The inflammatory reaction caused by LPS can result in symptoms such as fever, increased vascular permeability, activation of immune cells, and the release of other inflammatory mediators. In severe cases, excessive or uncontrolled immune response to LPS can lead to systemic inflammatory response syndrome (SIRS) or sepsis, a life-threatening condition.

In summary, bacterial lipopolysaccharide (LPS) causes an inflammatory reaction by activating the immune system and triggering the release of pro-inflammatory cytokines, leading to inflammation and associated symptoms.

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How can reduced precipitation lead to limited water availability? a. reduced precipitation leads to overuse. b. precipitation is a nonrenewable resource. c. reduced precipitation is a global event. d. reduced precipitation may lead to drought. please select the best answer from the choices provided a b c d

Answers

Reduced precipitation lead to limited water availability in such a way that (D). reduced precipitation may lead to drought.

Meaning of Precipitation

Precipitation can be defined as any form of water either liquid or solid that is formed in the atmosphere and falls down to the earth as rain, snow, hail and sleet.

Precipitation is one of the major part in the global water cycle.

Precipitation is so important because it tends to determine the amount of water that is on earth and in the atmosphere.

In conclusion, Reduced precipitation lead to limited water availability in such a way that reduced precipitation may lead to drought.

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What parts of the chemical equation for photosynthesis are organic molecules?

Answers

Answer:

Glucose

Explanation:

Organic molecules are those in which carbon is bonded to hydrogen.  Glucose is, therefore, an organic molecule.  Carbon dioxide, while it contains carbon, does not include hydrogen, and is, therefore, an inorganic molecule.

What is true about one strand of DNA?


It contains many genes.


It contains many pieces of RNA.


It contains many chromosomes.


It contains many proteins.

Answers

Answer:

It contains many genes.

Explanation:

Genes are region in DNA that code for stuff. Thus, one strand of DNA has many genes.

A genetic change that occurs in a body cell of a mouse will not contribute to the continued genetic diversity of the species because.

Answers

Answer:

The genetic material in the germline cells is passed onto offspring, not somatic cells.

Explanation:

A body cell is another terms for somatic cell. Germline cells refer to cells involved in reproduction, like the egg and sperm. During reproduction, only these cells combine to start creating the new life. Therefore, the genetic changes that occur in body cells have no effect on the offspring because the change is not also found in the germline cells. Should there be genetic changes in the germline cells, then these alterations would be present in the offspring.

Prejudice can be an unconscious phenomenon. please select the best answer from the choices provided t f

Answers

The statement indicating that 'prejudice can be an unconscious phenomenon' is TRUE.

What are prejudices?

A prejudice is a conscious emotion associated with a prejudgement of a person and/or given situation.

Prejudices are inadequate because they are usually wrong and do not reflect true emotions.

In conclusion, the statement indicating that 'prejudice can be an unconscious phenomenon' is TRUE.

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Prejudice can be an unconscious phenomenon : This statement is TRUE

What is an unconscious phenomenon

An unconscious phenomenon is defined as an unbiased bias which can also be defined as prejudice.

Prejudice is an unbiased act which favors a person or group in comparison to a second person or group. therefore we can categorise prejudice as an unconscious phenomenon.

Hence we can conclude that Prejudice can be an unconscious phenomenon : TRUE

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Pls help me giving brainiest no links pls How do conspiracy theories bring people together? 3. Where did the family settle? Michael is finding the area of parallelogram abcd. to do this, he follows the steps in the table. step 1 draw a rectangle around parallelogram abcd. step 2 find the area of the rectangle. step 3 find the area of the four right triangles created in the corners of the rectangle. step 4 subtract the area of the right triangles from the area of the rectangle. to solve the problem using these steps, what are the dimensions of the rectangle he should draw? on a coordinate plane, parallelogram a b c d has points (1, negative 1), (3, 2), (1, 3), and (negative 1, 0). 2 units by 4 units 3 units by 2 units 4 units by 4 units 5 units by 6 units 5. Consider the following experiment: A block of iron with an initial mass of 50 g is placed in a sealed container of pure oxygen. After several days, the block is red in color and has a mass of 74 g. Are these observations a violation of the law of conservation of mass? Justify your answer. Answer correctly for branliest! Write a thesis statement for your personal narrative.My topic was goals HELPPPPP PLEASE Read the lines from langston hughess poem "i, too, sing america." i, too, sing america. i am the darker brother. how do these lines demonstrate the political activism of hughes in his poetry? they show that hughes liked patriotic songs about the united states. they explain why hughes and other african americans might dislike the united states. they show that hughes wanted african americans to be full members of the united states. they describe how hughes composed songs, as well as poems, to show his feelings about the united states. explain the occurrence of day and night? 8 marks Pls help snaehdusjshdgydudjdjdhd The eastern part of the state tends to be In the figure below lines p and q are are parallel. What do you notice?35 points 3 years ago, the residents of Planet X found a black hole leading to another galaxy. Since then, they have been leaving Planet X at a rate of 120 residents per year.The following equation describes this situation:\quad -120\cdot 3 = -3601203=360minus, 120, dot, 3, equals, minus, 360What does -360360minus, 360 tell us?Choose 1 answer:Choose 1 answer:(Choice A)AA total of 360360360 residents left Planet XXX in the past three years.(Choice B)B360360360 residents left Planet XXX each year.(Choice C)CNone of the above Donna travels 70 miles at an average speed of 40 mph. she then travels a further 30 miles. the average speed for the entire journey is 44 mph. assuming donna didn't stop, what was her average speed for the final 30 miles to 2 dp? sam borrows 5500 at a rate of 12% interest per year what is the amount due at the end of five years if the interest is compounded continuously HELP PLEASE GIVING AWAY 30 POINTS Please help me i need help few Select the correct answer. Which statement describes an example of logical evidence? A. a speaker's story about a personal experience at a local business B. a speaker's conclusion based on statistics about local businesses C. a statistic showing the most successful local business D. a historical document showing the date a local business was established When the function is given in vertex form y = a (x minus h) squared + k, how is the vertex found? a. (k, h) c. (h, k) b. (x, y) d. (y, x) Consider the line y=-2/3x+9 . Find the equation of the line that is parallel to this line and passes through the point (-8,3) . Find the equation of the line that is perpendicular to this line and passes through the point (-8,3) .