What do the arrows mean on a food web or food chain

Answers

Answer 1

Answer: It represents the flow of energy in an ecosystem. It indicates which direction the energy and nutrients will flow. It shows the relationship between organisms.


Related Questions

I need all the blanks this is gonna take time so I will give a lot of points

Answers

Answer:

hope the pictures help

Explanation:

hope these are right and help you to understand :). An easy way to remember these are by Apple Tree and Car Garage for DNA replication where A always pairs with T and C always pairs with G. for RNA is Apple Under and Car Garage where A always pairs with U and C with G.

Which statement accurately describes the bond that forms between carbon and oxygen to create carbon dioxide

Answers

Answer:

It's a non-polar covalent bond.

Explanation:

Non-polar means they do not interact with water. Carbon dioxide and Oxygen bonded together by sharing electrons equally.

What are centrioles and centrosomes?​

Answers

Answer:

What are centrioles and centrosome?

Within the cell, a centrosome is a structure that organizes microtubules during cell division. Each centrosome contains “paired barrel-shaped organelles” called centrioles and a “cloud” of proteins referred to as the pericentriolar material, or PCM. They also enable movement of other organelles within the cytoplasm

Explanation:

Answer:

a centrosome is a structure that organizes microtubules during cell division. Each centrosome contains “paired barrel-shaped organelles” called centrioles and a “cloud” of proteins referred to as the pericentriolar material, or PCM.

Centrioles are made up of short lengths of microtubules “arranged around a central cavity.” Each centriole is around 500 nm long and 200 nm in diameter. The function of centrioles in animal cells is to organize the PCM to aid in microtubule formation.

Hope this helps!!!

The process of differentiation is(1 point)

a process by which cells die.


a process by which cells repair themselves.


a process by which cells become specialized.


a process by which cells divide.

Answers

Answer:

C

Explanation:

I'm pretty sure I'm late but It's C. a process by which cells become specialized.

The process of differentiation is the process by which cells become specialized.

CELL DIFFERENTIATION:

Cell differentiation is the process by which an unspecialized cell becomes specialized in function.

Cell differentiation is undergone by stem cells, which are regarded as totipotent cells. The process of cell differentiation occurs as a result gene expression.

Cells like heart cells, blood cells, liver cells, kidney cells etc. are examples of specialized cells.

Therefore, the process of differentiation is the process by which cells become specialized.

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the antibiotic penicillin which made from fungi is harmfull for bacterias?​

Answers

Answer:

From 1945–1955 the development of penicillin, which is produced by a fungus, along with streptomycin, chloramphenicol, and tetracycline, which are produced by soil bacteria, ushered in the antibiotic age.

Explanation:

Hope it helps you..!

Which organelle provides the energy for the cell to carry out protein synthesis

Answers

Answer:

Mitochondria

Explanation:

Mitochondria produces energy rich ATP molecules.

Answer:

The Mitochondria.

Explanation:

The Mitochondria, also known as the powerhouse of the cell, produces most of the cell's energy.

how does frshwater ecosystems help with flood conrol

Answers

Answer: In terrestrial ecosystems the presence of vegetation in floodplains and watersheds can reduce the occurrence and severity of flooding by slowing water flows, enhancing percolation and storage, and allowing gradual release of water, thereby maintaining base flows and reducing peak flows.

Explanation:

where does the calvin cycle take place in the chloroplast

Answers

Answer:  stroma

Unlike the light reactions, which take place in the thylakoid membrane, the reactions of the Calvin cycle take place in the stroma (the inner space of chloroplasts).

Explanation:

before it was known as "science," this branch of study was called what?

Answers

Answer:

biology is the correct answer

Before it was known as "science," this branch of study was called Natural Philosophy.

What do you mean by science?

The pursuit of knowledge is what is meant by the term "science." This approach describes and provides an explanation for natural occurrences based on observations and experiments. The term "science" can also refer to the arranged body of information that has been accumulated by individuals via the application of that system.

A person who works in a particular field of science and possesses in-depth knowledge about that field is called a scientist. Or, to be more general, anyone who studies or works in a scientific field is considered to be a scientist.

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PLEASE HELP!!!!!!! 50 POINTS!!!!

Answers

Answer:

MAJOR SPERES 1. SPERE INTERACTION 2. AND THE OTHER ONE 3.!!!!!!!!!!!!!!!!!!!

Explanation:

Engineers often use designs that mimic shapes found in nature, such as flippers, wings, and beaks. Construct an argument that supports the use of structure-function relationships found in nature in engineering and design. Use the examples as evidence.

Answers

Answer:

1 Climbing pads capable of supporting human weight are a mimic of the biomechanics of gecko feet.

2 The aerodynamics of the famous Japanese Bullet train was inspired by the shape of a bird’s beak.

3 The first flying machine heavier than the air from the Wright brothers, in 1903, was inspired by flying pigeons.

4 Architecture is inspired by termite mounds to design passive cooling structures.

5 Velcro is born from the observation of the hooks implemented by some plants for the propagation of their seeds via animal’s coat.

6 The study of shark skin is at the origin of particularly effective swimming suits, as well as a varnish for planes fuselage

Am I correct ?

which tiny structures help the paramecium to move around

Answers

Answer:´´Their bodies are covered in cilia,¨ or short hairy protrusions¨

Explanation:

Answer:

Cilia are the ones that allow locomotion in paramecium.

Short and tiny protrusions found all over their bodies.

The four main groups of macromolecules are carbohydrates, lipids, proteins. Identify each type of macromolecule based on its monomer.

Answers

Answer:

1) GLUCOSE is the monomer for CARBOHYDRATES

2) FATTY ACID & GLYCEROL is the monomer for LIPIDS

3) NUCLEOTIDE is the monomer for  NUCLEIC ACIDS

4) AMINO ACID is the monomer for PROTEINS

image thanks to OpenStax

what is carbon used for in each sphere?​

Answers

Answer:

Carbon is found in the hydrosphere dissolved in ocean water and lakes. Carbon is used by many organisms to produce shells.

Explanation:

what does the doctor inject into the child to make the child immune to measles​

Answers

Answer:

MMR vaccine

Explanation:

CDC recommends that children get MMR vaccine to protect against measles, mumps, and rubella.

What phases are A, B, C D, and E? I’ll mark brainliest if you’re right!

Answers

Answer:

A: Anaphase

B: Anaphase II

C: Prophase I

D: Metaphase I

E: Metaphase II

Explanation:

how are most of the non-essential amino acids made in the body?

Answers

I think it is glucose

Each X shows the location of an archer's arrow on a bull's-eye target. The archer was aiming for the center circle. X xx X x x Which words best describe the archer's results?​

Answers

Low precision and low accuracy best describe the archer's results. So the correct option is A.

Who is an archer?

Archery is a sport that involves firing arrows with a bow at inanimate objects or animals during a hunt.

With the exception of Australia, the bow has been a primary tool of combat and the hunt from prehistoric times.

Ancient Egyptians and Greeks also engaged in recreational archery in addition to military archery, an example of the latter being the contest in which Odysseus triumphed and gained Penelope's hand.

Large portions of Asia were ruled by horse-mounted archers such as the Huns, Seljuq Turks, Mongols, and others for around 15 centuries beginning in the first century CE.

During the Hundred Years' War (1337–1453), English longbowmen earned magnificent military successes, while the crossbow gained popularity throughout continental Europe, particularly in Switzerland, some regions of Germany, France, and the Low Countries.

Therefore the correct option is A.

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74 POINTS!!!!!!!!
Do you think we should attempt to
quantify and assign market values
to ecosystem services and other
entities that have only non-market
values? Why or why not?

Answers

Answer:

yes

Explanation:

yes because I like the same thing cuz you just like doing like what you have to do and I did it already and I got it a

Give me 20 facts about the documentary Super Size Me 2

Answers

Answer:

Its about fast food. Its in America. Its also about how Americans are usually overweight. The main character is a guy. The logo is a guy eating chicken. Its also called: Holy chicken! The guy eats fast food a lot.  Morgan is 50. He has dirty blonde hair.

Explanation:

Thats all I have

In the process of in vitro fertilization, a sterile culture
dish is substituted for what part of the human
reproductive tract?
A) ovary
B) oviduct
C) testis
D) follicle

Answers

Answer:

b the oviduct

Explanation:

because eggs stay there until they are fertilized by the sperm

what condition might result from an excess of aquaporins?

Answers

Answer:

fluid retention in pregnant women Aquaporins transport water. An excess of aquaporins during pregnancy can result in fluid retention. Water movement is important in urine formation in the kidneys.

Explanation:

I need this now,I'll give you 100 points for answer 10 questions.
#1. Negatively charge particles in an atom *
A. resistance
B. Ohm's Law
C. electrons
#2. the rate of current flow in a circuit (intensity) *
A. resistance
B. current
C. voltage
#3. a source of electricity that provides direct current to a circuit *
A. electrons
B. cell (battery)
C. switch
#4. The relationship between voltage, current and resistance. V=IR *
A. Amperes
B. Ohm's Law
C. Voltmeter
#5.The difference in electrical potential energy between two places in a circuit (the push) *
A. Voltage
B. Resistance
C. Current
#6. a device used to open and close a circuit *
A. cell (battery)
B. wire
C. switch
#7. a material's opposition to the flow of electric current (slows the flow) *
A. Current
B. Resistance
C. Voltage
#8 a form of energy caused by the movement of electrons *
A. electricity
B. circuit
C. mechanical
#9 something that uses energy (example: light bulb) *
A. load
B. power
C. wire
#10 to move freely *
A. resistance
B. current
C. flow

Answers

Answer:

1) B

2) C

3) C

4) C

5) C

6) A

7) A

8) A

9)  A

10) C

Explanation:

Hope this helps

Green plants,unlike animals can:
A)make their own food
B)avoid being eaten by other organisms
C) get energy from the other organisms
D) release energy stored in their food

Answers

Answer:

dl;wkd;awlk;lkd;lskdoeok;dhjjf;efoowooo

Explanation:

Answer:

A make their own food by photosynthesis.

Explanation:

Which molecule supplies chlorophyll with electrons

Answers

In light reactions, a molecule of chlorophyll absorbs one photon of light, causing a chlorophyll electron to transfer to a higher energy level. The energized electrons from the chlorophyll molecules flow down a transportation chain to a compound called nicotinamide adenine dinucleotide phosphate or NADP.

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Water is the molecule that supplies chlorophyll with electrons.

What happens during photosynthesis?

Photosynthesis is the process by which plants, algae, and some bacteria convert light energy into chemical energy in the form of glucose (sugar) and other carbohydrates. This process also produces oxygen as a byproduct.

During the process of photosynthesis, chlorophyll absorbs light energy, which is used to split water molecules into oxygen and hydrogen atoms. The hydrogen atoms are then used to generate ATP and NADPH, which are used to power the process of carbon fixation. The oxygen atoms are released as a byproduct of water splitting and become a part of the oxygen in the Earth's atmosphere.

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17. What two headed muscle comes together with the soleus to attach to the heel?

Answers

The gastrocnemius muscle

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where do daughter cells come from

Answers

Explanation:

Daughter cells are cells that result from the division of a single parent cell. They are produced by the division processes of mitosis and meiosis. Cell division is the reproductive mechanism whereby living organisms grow, develop, and produce offspring.

what four pathways are involved in the breakdown of glucose to carbon dioxide and water?

Answers

Answer:

Cellular respiration is a metabolic pathway that breaks down glucose and produces ATP. The stages of cellular respiration include glycolysis, pyruvate oxidation, the citric acid or Krebs cycle, and oxidative phosphorylation.

nucleic acids are assembled in the _____ direction.

Answers

5’ to 3’ hope this helps:)

Nucleic acids are assembled in the 5' to 3' direction during DNA replication. DNA replication is the process of duplication of DNA molecule.

What are Nucleic acids?

Nucleic acids are the biomolecules occurring in the chemical compounds which serve as the primary information-carrying molecules in the cells. Nucleic acids play an important role in directing the process of protein synthesis. The two main classes of nucleic acids include deoxyribonucleic acid (DNA) and ribonucleic acid (RNA).

Nucleic acids can only be synthesized in vivo in the 5′-to-3′ direction and these can be assembled in the same direction in cell, as the polymerases which assemble various types of new strands generally rely on the energy which is produced through breaking the nucleoside triphosphate bonds to attach these new nucleoside monophosphates to the 3′-hydroxyl (−OH) group, through a phosphodiester bond.

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how long is evaporated milk good for after expiration date

Answers

Answer:

it's not...throw it away

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