If cells were a school building, the cell membrane would most likely be represented by which of the following?
А
intercom
B
lockers
С
teachers and students
D
walls and doors

Answers

Answer 1
d-walls and doors would represent the cell membrane

Related Questions

Indicate whether a solution will have more OH– or H+ if the pH value of the solution
is 10.

Answers

A pH level of 10 is very alkaline, and one indicator of a solution being an base would be that it was a hydroxide (OH-) therefore the solution would have more OH- .

The solution with a pH value of 10 will have more OH- ions.  

In chemistry, pH is described as a scale that is specifically utilized to specify the basicity or acidity of an aqueous solution. The pH of different solutions are described as follows:

Acidic solution: If a solution has pH<7, then the solution is acidic and tend to have more H+ ions than OH- ions Neutral solution: The solution is neutral when pH=7 and the concentration of H+ and OH- ions are the same Basic solution: If a solution has pH>7, then the solution is Basic and tend to have more OH- ions than H+ ions

Thus, in this case, pH>7 and thus we can conclude that the solution will have more OH- ions than H+ ions.

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help please its timed

Answers

Answer:

1st pic- transcription

2nd pic -3

3rd pic- 2

4th pic -1

Explanation:

Which class contains colonial polyps that are spcialized for different jobs?
O Hydrozoa
O Scyphozoa
O Cubozoa
O Anthozoa

Answers

Answer:

a

Explanation:

Answer:

I Think its Hydrozoa not 100% sure

Benefits of building dams include
А.Provides year-round water supply for irrigation and use in cities
B.Can produce electricity
С.Can control flooding downstream
D.All the choices are benefits

Answers

Answer:

D. All the choices are benefits

Explanation:

A researcher is investigating the of effects a chemical that makes thylakoid membranes permeable to hydrogen ions (H+). Which of the following is most likely direct effectof adding the chemical to plant cells?

Answers

Answer:

B. The chloroplasts will generate less ATP

Explanation:

Photosynthesis, occurs in the chloroplasts of plants. Solar energy is converted into chemical energy in the form of stable carbohydrates.  

              6 CO2 + 6 H2O + light  →  C6H12O6 + 6 O2

Carbon Dioxide + Water + Light       Glucose + Oxygen

Chloroplasts, are small membrane-bound organelles of multi-folded membranes containing pigments, enzymes, and other molecules that facilitate the process. The thylakoid contains multiple folded membranes called granum stacked together. They contain light-absorbing pigments like chlorophyll.  

Here, absorbed light is  used in photolysis, to split water produce H+, O2 and high-energy electrons for the high-energy producing electron transport chain.  

Protons are pumped into the stroma within granum, producing ATP.                 ∴ Without ATPase, less ATP is produced.

Chloroplasts are the membrane-bound organelles, which carry out the process of photosynthesis. The correct answer is:

Option B. The chloroplasts will generate less ATP.

Photosynthesis is the process of preparing the food in presence of sunlight. It occurs in the plant. The chloroplasts are the membrane-bound organelles, which consists of pigments, enzymes, and other molecules. The thylakoid membrane consist of stacked membranes, known as grana. The light-absorbing pigment, chlorophyll is found in grana.

The following points can be used to explain photosynthesis:

The absorbed light initiates photolysis, which is the breakdown of water molecule into hydrogen and oxygen. During photolysis, high-energy electrons are also released. These electrons are utilised in the electron transport chain to provide energy.

Therefore, the permeability of the protons into the granum will yield ATP. The less ATP will be produced without ATPase.

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The different types of electromagnetic radiation are usually organized on the electromagnetic spectrum from radio waves to gamma waves. Why are they arranged in this order? A. They are arranged in order of decreasing energy, B. They are arranged in order of decreasing frequency. C. They are arranged in order of how useful the light is. D. They are arranged in order of decreasing wavelength.​

Answers

Answer: The electromagnetic spectrum is a continuum of all electromagnetic waves arranged according to frequency and wavelength. As shown in the image the order of increasing frequency is : Radio waves, Visible light, X-rays and Gamma rays.

Explanation:

A researcher places part of a plant cell in a beaker of water. She observes that the plant leaves release bubbles of gas when she shines a light on the beaker. The leaves do not release gas when the beaker is placed in the dark. Based on her observations, which of the following is the most logical inference?

Answers

Answer:

Explanation:

a

A researcher places part of a plant cell in a beaker of water. She observes that the plant leaves release bubbles of gas when she shines a light on the beaker, and this is due to the plants going through photosynthesis, which is in Option B.

What is the product and the bubble formation in photosynthesis?

The bubbles that are seen in water when plants are kept in light are actually oxygen bubbles. During photosynthesis, plants use sunlight, carbon dioxide, and water to produce glucose (sugar) and oxygen. The oxygen produced during photosynthesis is released into the surrounding environment as a waste product. When plants are submerged in water, this oxygen can accumulate and form bubbles. This process is called bubbling. The bubbles that are seen in the water are an indication that the plant is actively photosynthesizing and producing oxygen.

Hence, she observes that the plant leaves release bubbles of gas when she shines a light on the beaker, and this is due to the plants going through photosynthesis, which is in Option B.

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What cell parts are common to What cell parts are found only in plant cells? What are found only in animal cells?
all of these cells?

Answers

Answer:

The organelles found only in plant cells include- chloroplast, cell wall, plastids, and a large central vacuole. The chloroplasts contain a green pigment chlorophyll that is responsible for the process of photosynthesis. What is the composition of a plant cell wall? The cell wall of a plant is made up of cellulose

Animal cells are eukaryotic cells or cells with a membrane-bound nucleus. Unlike prokaryotic cells, DNA in animal cells is housed within the nucleus. In addition to having a nucleus, animal cells also contain other membrane-bound organelles, or tiny cellular structures, that carry out specific functions necessary for normal cellular operation

Answer: the plant cell has a cell wall, chloroplasts, plastids, and central vacuole structures not found in animal cells. Plant cells do not have lysosomes or centrosomes.


What part of the eye dilates and lets in the correct amount of light so
you can see properly

Answers

Answer:

The iris is the colored part of your eye. The iris controls the pupil to let the right amount of light into the eye. In bright light, the pupil narrows (constricts) to let in less light. In dim light, the pupil widens (dilates) to let in more light.

Explanation:

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Muscles worksheet STEP 1: Fill in the blank with the name of the muscle.

1. flexion of the hip —————

2. extension of the thigh ——————

3. abduction of the thigh adduction of the thigh —————

4. extension of the arm —————

5. flexion of the arm —————

4. abduction of arm at shoulder ——————

5. rotation of the head ——————

6. flexion of abdomen —————-

7. lateral flexion of the abdomen ——————

8. lateral rotation of the abdomen

9. Elevation of the ribs

10. Elevation of the mandible

Answers

1. Contraction of the iliacus and psoas major produces flexion of the hip joint

2. quadriceps femoris muscle group

3. A combination of gluteal and thigh muscles also adduct, abduct, and rotate the thigh and lower leg. The tensor fascia latae is a thick, squarish muscle in the superior aspect of the lateral thigh. It acts as a synergist of the gluteus medius and iliopsoas in flexing and abducting the thigh.

4. triceps brachii

5. The major muscle that laterally flexes and rotates the head is the sternocleidomastoid

6. Rectus abdominis

7. The external obliques are the outermost abdominal muscles. They are also key participants in spinal flexion and the compression of the viscera. Individually, they act alongside the internal obliques in lateral flexion and spinal rotation.

8. abdominal external oblique muscle

9. external intercostal muscles


​​Why do certain volcanoes develop in the middle of tectonic plates

Answers

Answer:

Explanation:

because matter from both plates form the volcano....the magma is formed from the core.

Do all living things obtain the matter and energy they need to live and grow in the same way?​

Answers

Answer:

Explanation:

This means all living organisms must obtain and use energy to live. Energy is the power to do things. ... A living organism can either make its food or depend on others to make food for them. For example, green plants produce their food from a process called photosynthesis.

Living things obtain energy and food to grow but different organisms do in different ways plants depend on the sun for photosynthesis.

How do living things obtain energy?

Every living thing has a unique method of getting nutrients. Protozoans and other animals are among the creatures that obtain nutrition by eating food. Through the process of photosynthesis, plants and algae produce their own sustenance.

Animals consume food and drink to get the substance and energy they require for their biological activities.

A producer is an organism that produces its own nourishment. Sugars, a source of both energy and substance, are produced by plants using the energy from sunshine.

Therefore Plants are one type of creature that can produce its own food, to obtain energy.

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2. The experiment proceeded as normal, with the experimental group hearing about the
potential presence of a gun as the confederates left the study and the control group not
hearing about the gun. All participants returned on day two for the interview with the
police detective. After debriefing, none of the participants said they were aware that the
theft was staged. The researchers found that those in the experimental group did
incorporate the gun misinformation into their memories of the theft more than those in
the control condition. That is, the mean score that a gun was present was much higher for
the experimental group (M= 67%, SD = 12.4%) than the control group (M= 33%, SD =
11.16%).
a. Maturation
b. Regression to the mean
c. Selection
d. Mortality
e. Instrumentation
f. Testing
mibog. History and internet
nobno h. Interactions on
brod i Diffusion location online
hodi j. No Threat
to God
092 ods

Answers

Answer:

dandruff

Explanation:

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minn Ann mk mk mm mm mm mm mm e mm mm mm mm mm m mm mm mm mm

Answer:

dandruff

Explanation:

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minn Ann mk mk mm mm mm mm mm e mm mm mm mm mm m mm mm mm mm

Describe how positive control in prokaryotes can be altered by the external environment

Answers

Answer:

The positive control is control when there is an activator present which acts as a regulatory protein so the operon and activator binds and initiates the stimulation of transcription to express the gene. In absence of this activator or regulatory protein, the operon will be inactivated.

External environmental stimuli can lead to alteration of the positive control in prokaryotes such as excess lactose in the environment. These environmental stimuli can induce transcription in prokaryotes.

In this example, if glucose is not available in the environment, the transcription of the lac operon will be induced by the presence of lactose in the environment.

Why is the presence of organic material in the soil important?
A)
It wards away plant eating organisms.
B)
It increases plant growth.
C)
It increases sunlight absorption.
D)
It increases water absorption.

Answers

Answer:

D) It increase water absorption.

Explanation:

When a soil is at field capacity, organic matter has a higher water holding capacity than a similar volume of mineral soil.

Answer: B) it increases plant growth

Explanation:

Edge

Which is true about the DNA Molecule?

A.
It is made of many small parts that are separated by proteins.

B.
It is used as a way to defend against intense radiation.

C.
It is an incredibly long molecule with thousands of genes.

Answers

C. It is an incredibly long molecule with thousands of genes.

Which of the following is NOT considered to be an acceptable use for recycled water?
a.
drinking
b.
irrigating
c.
concrete mixing
d.
toilet flushing

Answers

Answer:

a

Explanation:

edg 2020

Answer:

a on edge

Explanation:

what is the function of the Articular cartilage.

Answers

Answer:

Articular cartilage is a thin layer of specialized connective tissue with unique viscoelastic properties. Its principal function is to provide a smooth, lubricated surface for low friction articulation and to facilitate the transmission of loads to the underlying subchondral bone.

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A scientist has 400 grams of a radioactive substance with a half-life of one year. The amount of the substance that the scientist has after t years is represented by the expression 400(0.5)t.

Which kind of expression is 400(0.5)t?

linear
quadratic
exponential growth
exponential decay

Answers

Answer:

D. exponential decay

Explanation:

Got it right on edge :P

what are 5 physical traits of a turkey

Answers

Answer:

feathers, eyes, gobbler, beak, head

Explanation:

O C. mitochondria 2. Where is the major site of photosynthesis in a plant? * O A. the stem O B. the roots O C. the leaves​

Answers

Answer:

Option C

Explanation:

The answer to this question is option C or "the leaves." The major site of photosynthesis in a plant is where the chloroplasts are located because it contains chlorophyll which is where photosynthesis takes place, chloroplasts is in all the green parts of a plant stem, leaves, and even the branches but it takes place mainly in the leaves of a plant because there is more leaves then roots or branches.

Hope this helps.

SUPER EASY BRAINLYIEST Buffer systems in the body maintain proper pH balance in order for life processes to proceed. Proteins found in the blood plasma are often used as buffers.

What makes a protein able to function as a buffer?

A.The protein’s molecular shape must enable it to bind with other proteins in the plasma.

B.The protein must be capable of both accepting and releasing protons.

C.The protein must maintain its ability to release various amino acids, thus changing its molecular shape.

D.The protein must take on a conformation change according to the activity of the associated enzyme in regulating the blood’s pH.

Answers

The answer is C

hope that helps! :)

Explain what is meant by cotransport

Answers

Explanation:

Cotransporters are a subcategory of membrane transport proteins that couple the favorable movement of one molecule with its concentration gradient and unfavorable movement of another molecule against its concentration gradient

CAN SOMEONE PLEASEEE HELP ME WITH THIS SCIENCE QUESTION THANK YOU !!​

Answers

Answer:

The answer is D.

Explanation:

Farmers have to continuously use the pesticides once used the first time because they have become an indispensable part of an agricultural cycle.

#teamtrees #WAP (Water And Plant)

What is the representative organism of annelids?

Answers

Answer:

The annelids (Annelids, from Latin anellus, "little ring"), also known as the ringed worms or segmented worms, are a large phylum, with over 22,000 extant species including ragworms, earthworms, and leeches.

Explanation:

Rank: Phylum

Organism classification: Leech

Displayed higher classification: Animal

Answer:

The annelids (Annelids, from Latin anellus, "little ring"), also known as the ringed worms or segmented worms, are a large phylum, with over 22,000 extant species including ragworms, earthworms, and leeches.

Explanation:

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Fill in the chemical equation using the following list of chemicals: H20, O2, CO2,
C6H1206. (2pts)
6
+ 6
(light energy)
6

Answers

Hi there!

Photosynthesis involves carbon dioxide (CO2) and water (H2O) as the reactants with glucose (C6H12O6) and oxygen (O2) as the products. We can write a basic chemical equation:

[tex]CO_{2} + H_{2} O - (light) -> C_{6} H_{12} O_{6} + O_{2}[/tex]

The equation has to be balanced, so the final equation for photosynthesis would be:

[tex]6CO_{2} + 6H_{2} O - (light) -> C_{6} H_{12} O_{6} + 6O_{2}[/tex]

The chemicals in correct order are:

[tex]CO_{2}\\H_{2}O\\ C_{6}H_{12}O_{6}\\ O_{2}[/tex]

What would best describe the structure of the plasma membrane?
1.rigid (not flexible)
2.gaseous
3.solid
4.fluid (flexible)

Answers

It’s number 4,fluid(flexible)!!

Answer:

4. Fluid (Flexible)

Explanation:

Plasma membranes must be very flexible in order to allow certain cells, such as red blood cells and white blood cells, to change shape as they pass through narrow capillaries. The primary function of the plasma membrane is to protect the cell from its surroundings. Composed of a phospholipid bilayer with embedded proteins, the plasma membrane is selectively permeable to ions and organic molecules and regulates the movement of substances in and out of cells.

Why is environmental science important environmental science addresses (1)____ strategies so we utilize our natural resources efficiently. It also provides us with knowledge on how to lead an (2)_____ lifestyle

1. Recycling, business, social
2.luxurious, healthy, eco-friendly

Answers

1. recycling

2. eco-friendly

Environmental science deals with biology along with geography and the environment. It addresses a recycling strategy and aids in leading an eco-friendly lifestyle.

What is a recycling strategy?

A recycling strategy is a technique that includes the waste material into reusable material so that the pollution is reduced and the product is used efficiently.

The sciences aid in leading an eco-friendly life as they reduce the negative impact on the environment and make the world a better place.

Therefore, recycling and eco-friendly are the correct blanks.

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please help me I really need answers ​

Answers

Answer:

F2

Explanation:

Answer:

F3

Explanation:

Which of the following statements best describes the role of adenylyl cyclase in
the epinephrine signaling pathway?
A.It converts a polymer to its monomer subunits.
B.It moves substances across the plasma membrane.
ect!
C.It accelerates the production of a second messenger.
D.It transfers phosphate groups from to protein substrates.

Answers

Answer:

C.It accelerates the production of a second messenger.

Explanation:

Adenylyl cyclase is an enzyme that catalyzes the conversion of adenosine triphosphate (ATP) to cyclic adenosine monophosphate (cAMP), a second messenger that activates the protein kinase A (PK-A) protein by dissociation of its regulatory subunit from the catalytic subunit. The first step of the epinephrine signaling pathway consists of the hormone binding to the epinephrine receptor localized on the cell surface. This binding activates a G protein inside the cell, which in turn activates the adenylyl cyclase enzyme. Subsequently, adenylyl cyclase converts ATP molecules into cAMP molecules. Since cAMP transports the message of the epinephrine hormone within the cell this molecule (cAMP) is considered to be a second messenger. Finally, cAMP activates the PK-A enzyme which phosphorylates different proteins and thus triggers different biological processes.

Other Questions
6 divided by 2/3 = tell me thee answer in fraction form SUPER EASY BRAINLYIEST Buffer systems in the body maintain proper pH balance in order for life processes to proceed. Proteins found in the blood plasma are often used as buffers. What makes a protein able to function as a buffer?A.The proteins molecular shape must enable it to bind with other proteins in the plasma.B.The protein must be capable of both accepting and releasing protons.C.The protein must maintain its ability to release various amino acids, thus changing its molecular shape.D.The protein must take on a conformation change according to the activity of the associated enzyme in regulating the bloods pH. Keesha will mow grass for $8 per hour write in standard form The opera theater manager believes that 23#% of the opera tickets for tonight's show have been sold. If the manager is accurate, what is the probability that the proportion of tickets sold in a sample of 869869 tickets would differ from the population proportion by less than 3%3% Fighting in the European Theater during World War II ended as a result of? Why is freedom of information important ? The volume of a solid cube is 1700m3.Work out the surface area.Give your answer rounded to 1 DP. How does industrial development in other parts of Europe contribute to acid rain in Northern Europe? on saturday keisha ran 2.175 kilometers. on sunday she ran 1.88 kilometers. how much farther did she run on saturday than on sunday?Pls help fast I don't know what to do In Oscar's grade, 70 students are enrolled in health and 30 students are not. Whatpercentage of the students in the school are enrolled in health?Write your answer using a percent sign (%). How would I create a graph for this equation? The equation is c=4.95+3.99b White blood cells use __________ to help identify foreign substances in the body. A. platelets and white blood cells B. antibodies and antigens C. enzymes and red blood cells D. white blood cells and red blood cells White blood cells use __________ to help identify foreign substances in the body. A. platelets and white blood cells B. antibodies and antigens C. enzymes and red blood cells D. white blood cells and red blood cells Which owo words are domain-specific words? In the 1860s, a fossil of an avian or flying dinosaur known as Archaeopteryx was found. Scientists Identified it as a combination of bird and reptile. This discovery led to the theory that birds have evolved from carnivorous avlan dinosaurs. Archaeopteryx lived in the southern region of Germany during the Late Jurassic perlod when Germany had a tropical climate. Reset Next Which expression represents a value that is equal to "x less than three times y"? A. x 3y B. 3y + x C. 3x y D. 3y x Marissa bought 4 cans of corn and 8 cans of green beans for a total of $7.00. Bob bought 8 cans of corn and 7 cans of green beans for a total of $8.60. Determine how much each can green beans cost. Select the italicized word that is not capitalized correctly.Uncle Fred has always been an active member of the democratic Party in Dallas County.A. UncleB. democraticC. PartyD. County A plastic ball with a volume of 19.7cm3 has a mass of 15.8 g. Would thisball sink or float in a container ofgasoline (density of gasoline is 0.66-0.69 g/cm3). Listed below are several transactions that took place during the second and third years of operations for RPG Consulting. Year 2 Year 3Amounts billed to customers for services rendered 390,000 490,000 Cash collected from credit customers 300,000 440,000 Cash disbursements: Payment of rent 84,000 0 Salaries paid to employees for services rendered during the year 144,000 164,000 Travel and entertainment 34,000 44,000 Advertising 17,000 39,000 In addition, you learn that the company incurred advertising costs of $29,000 in year 2, owed the advertising agency $5,400 at the end of year 1, and there were no liabilities at the end of year 3. Also, there were no anticipated bad debts on receivables, and the rent payment was for a two-year period, year 2 and year 3.Required:1. Calculate accrual net income for both years.2. Determine the amount due the advertising agency that would be shown as a liability on RPGs balance sheet at the end of year 2. according to exponent rules, when we multiply like bases, we ______ the exponents If p = 2 and q = 8, the value of p3 + V64 q ls____