A food chain is the feeding relationship among all of the organisms in an ecosystem.
•True
•false

Answers

Answer 1

Answer:

false

Explanation:

Answer 2

Answer:

Answer: true explination

Food chains and food webs model feeding relationships in ecosystems. They show how energy and materials are transferred between trophic level when consumers eat producers or other organisms. A food web is a diagram of feeding relationships that includes multiple intersecting food chains.


Related Questions

What is the defining feature of lipids?
O They are can be either polar or nonpolar, depending on the nitrogen-containing functional group attached.
O They are largely nonpolar because they consist of mostly non-polar C-C and C-H bonds.
O They are largely polar because they consist of mostly polar glycosidic bonds.

Answers

Answer:

O They are largely nonpolar because they consist of mostly non-polar C-C and C-H bonds.

Explanation:

Lipids do not contain nitrogen groups and do not have polar glycosidic bonds. In addition, the function of cellular membranes depend greatly on the fact that lipids (phospholipid bilayers) are polar!

The defining feature of lipids is- option. They are largely nonpolar because they consist of mostly non-polar C-C and C-H bonds.

Lipid is a micro biomolecule that is made up of fatty acids or their derivatives. These are molecules that are soluble in nonpolar solvents and insoluble in water.

Lipids are largely nonpolar in nature.The nonpolar nature is due to consisting mostly nonpolar carbon-carbon or carbon-hydrogen bonds.Non-polar molecules are hydrophobic therefore, lipids also insoluble in water. Lipids help in many cellular processes and parts of cell structure such as cell membrane.

Thus, the correct answer would be the option. They are largely nonpolar because they consist of mostly non-polar C-C and C-H bonds.

Learn more about cell membrane:

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The organism Feline domesticus is a member of the genus:

1. domesticus
2. Lynx
3. Feline
4. Animalia

Answers

Felis domesticus & Felis silvestris. They both belong to the same genus (cats).

Your friend is an avid swimmer and wants to burn the most calories in her 20 minute daily swim. She has a choice of swimming in a pool with a water temperature of 80°F (26.7°C) or one with a water temperature of 72°F (22.2°C).

Which pool should your friend choose to achieve her goal? Explain why.

Answers

Answer:72

Explanation:

The water is colder so you would burn more calories.

Far more calories are burned during cold water swimming than swimming in warmer water. The main idea behind this is a fact that cold water decreases the body temperature so much that the body must act to maintain temperature homeostasis.

What is Swimming?

Swimming is a preferred sports activity for burning of calories faster. It is because the resistance of water is so much higher and consistent than that of air, it becomes easier to burn calories by swimming than running. Swimming is a full body workout, that results in more calories burned.

When the temperature of water drops, the metabolism increases up to keep the body warm and people starts shiver, etc. Swimming in cold water will make the body work twice as hard to keep warm and burn more calories in the process. This is one reason why people lose more weight when swimming regularly in cold water than warmer water.

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A gardener realizes her plant beds do not contain enough organic material. Which of the following choices
would she be most likely to choose to amend her soil?
choices:topsoil,sand,peat,perlite.

Answers

Answer:

Peat

Explanation:

Did the question on edg 2021

Answer:edg

Explanation:

peat ‍

What is another term for the responding variable?
O primary variable
dependent variable
independent variable
uncontrolled variable

The answer is DEPENDENT VARIABLE
-edgy 2021

Answers

Answer:

B. Dependent variable.

Explanation:

An experiment can be defined as an investigation which typically involves the process of manipulating an independent variable (the cause) in order to be able to determine or measure the dependent variable (the effect).

Hence, an experiment is used by scientists or psychologists to illustrate how a change in variable affects behavior.

This ultimately implies that, an experiment can be used by scientists to show or demonstrate how a condition causes or gives rise to another i.e cause and effect, influence, behavior, etc in a sample.

In an experiment, there are two (2) main types of variables and these are;

I. Independent variable: this is the variable that is being manipulated or alters and as such it is the cause of a behavior. This variable stands alone.

II. Dependent variable: this variable is the direct effect of the actions of the researcher in an experiment.

Basically, the dependent variable is the variable that is being measured and tested by an experimentalist.

Hence, dependent variable is another term for the responding variable because it responds to an action.

The incidence of disease is dependent on what environmental factors?
a.
physical environment, lifestyle, and diet
b.
level of industrialization, physical environment, and biological environment
c.
local customs, biological environment, and exercise regiments
d.
none of the above

Answers

Answer:

A. Physical environment , lifestyle, and diet

Explanation:

Physical environment because diseases like athletes foot are caused by Physical environment. Lifestyle because diseases like atherosclerosis and heart disease are caused by lifestyle. Diet because diabetes, obesity, and osteoporosis are caused by diet.

Answer:

b.

level of industrialization, physical environment, and biological environment

Explanation:

I got a 100% on the quiz :)

Edge 2021

At a sea level, the weight of the atmosphere on a human body is about:
A. 9,800 N
B. 980 N
C. 98 N
D. 9.8 N

Answers

Answer:D I believe

Explanation:

Primary cellular sites for synthesis of proteins

Answers

Answer:

D - Ribosomes.
It’s D good luck have a good night

Treatment Preparation
Your treatment choices are saline solutions with different amounts of salt (NaCl) that can be added to
Clark's blood and affect osmosis in the brain.
In medicine and veterinary medicine, saline solutions are compared with the normal concentration of
sodium (~143 mmol/L) in healthy blood. Three saline solutions are available: isotonic, hypotonic, and
hypertonic.
Concentration of Sodium
Interpret each as higher, lower, or equal to
normal blood Nat concentration.
Lower
Equal Higher
Isotonic Saline
Hypotonic Saline
000
Hypertonic Saline

Answers

Answer: isotonic saline is equal

              Hypotonic saline is lower

               Hypertonic saline is higher

Explanation:

Here, three saline solutions are available: the isotonic saline solution has an equal sodium concentration, the hypotonic solution has a lesser sodium concentration, and the hypertonic solution has a high sodium concentration.

What is the significance of the saline solution in the medications?

It is critical in the medication because the solution is made up of a mixture of salt and water through which the drugs are delivered and because it is given in intravenous (IV) therapy or to rehydrate patients when there is a need for it. The saline concentration should be regulated here in this solution, or else it may change the blood cells' structure.

Hence, here, three saline solutions are available: the isotonic saline solution has an equal sodium concentration, the hypotonic solution has a lesser sodium concentration, and the hypertonic solution has a high sodium concentration.

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Direction of the Earth’s axis changes over time.The Earth wobbles like a top on its axis 26,000 year cycle
A.eccentricity
B.Obliquity
C.Precession
D.None

Answers

Answer:

C. Precession

Explanation:

Axial Precession

Which is an accurate genotype for free earlobe (dominant)?




A.
EE or ee

B.
ee

C.
Ee

D.
Ee or EE

E.
EE

Answers

Answer:

option D is correct.

Ee or EE

Explanation:

because free ear lob is a dominant trait. so when E is present the ear lobe will free.

Write and balance the cellular respiration equation of glucose (C6H12O6). Compare it with the photosynthesis reaction in terms of reactants, products, energy fow, and the signifcance of each.

Answers

Answer:

6O2 + C6H12O6 --> 6CO2 + 6H2O + ATP energy

and the photosynthesis reaction takes the opposite only it's input is sunlight energy

without either we are all dead

they are complimentary

Explanation:

Biology! 10 points please help!

Answers

Answer:

substitution

Explanation:

Why do hot spring in Yellowstone national park have wooden walkways built around them

Answers

Answer:

You can imagine what would happen if 10,000 people a week were walking over these fragile hot-spring deposits. “The boardwalks are an amazing piece of construction that's a useful tool for resource protection, and visitor enjoyment and safety.

hope it helps you

PLEASE HELP IMPORTANT SCIENCE PLEASE -

The diagram below shows a cell placed in a solution.

A cell is shown placed inside a beaker. It is labeled Cell. The solution inside the beaker is labeled 40% salt solution and the solution inside the cell is labeled 20% salt solution.

Only water is allowed to move in and out of the cell. What will most likely happen to the cell?

A. It will expand as water moves out of it.
B. It will shrink as water moves out of it.
C. It will expand as water moves into it.
D.It will shrink as water moves into it.

Answers

This would be a I took the quiz

Which of the following statements best exemplifies the importance of mentoring? A mechanism to transmit values and standards of professional conduct. A narrowing of the circle of influence and learning. The primary way for senior researchers to recruit a trainee to complete projects for them. A mechanism to get additional grant support

Answers

Answer:

A mechanism to transmit ........ professional conduct

Explanation:

Hope it helps you

Tq

Mentoring is considered as a mechanism, which assists in transmitting the standards and values of professional conduct.  

• A mentor is an individual who advise, support, and guide the person.  

• Mentoring is a process or an act of guiding and helping another person to support their personal development.  

• The main objective of mentoring is to assist one to grow as a person and become the best version of oneself.  

• This helps one in attaining the personal or career goals, presenting one to novel ways of thinking, sharing valuable life lessons, challenging one limiting assumptions, and much more. In short, mentoring helps an individual to attain the values and standards of professional conduct.  

Thus, mentoring helps one to attain the values and standards of professional conduct.

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A strand of DNA, GCT-AAT-GAT, unzips to make mRNA. What is the sequence of the complementary mRNA strand?
a- CGT-TTA-CTA
B- CGA-UUA-CUA
c-UAG-CCG-UCG
d-GCT-AAT-GAT

Answers

Answer:

B

Explanation:

mRNA pairs

G-C

C-G

A-U

T-A

What is the scientific term that describes the genetic code for an organism ?

Answers

Answer:

the scientific term that describes the genetic code for an organism is the nucleus.

Answer:

genotype

Explanation:

i believe the correct answer is genotype

5. When would it be necessary for the two daughter cells to be different than the mother
cel

Answers

Answer:

Living cells go through a series of stages known as the cell cycle. The cells grow, copy their chromosomes, and then divide to form new cells.

Which image illustrates the following

A.gametogenesis
B.meiosis
C.egg production
D.all of the above

Answers

whats the image? it’s not there

Explain why the Sun's energy is considered a natural resource. Also explain if it is renewable or nonrenewable.

Answers

Explanation:

It's considered a natural resource because it is energy that is not man made.

It's a renewable energy because it naturally gets replaced.

What is DNA and all of its functions

Answers

Answer:

DNA is the building blocks of every organism. It works as genetic or hereditary material.

Explanation:

Answer:

Hello! DNA (Deoxyribonucleic Acid) is a molecule composed of two polynucleotide chains, which coil around each other to form a double helix that carries genetic instructions for the development, functioning, reproduction and growth of all known organisms and many viruses. DNA and the instructions contained in it passes from adult organisms to their offspring during the process of reproduction. Hope this helps ! :)

What holds the DNA in your cells? PLEASE HELP!!!!!!!!!

Answers

Answer:

The nucleus

Explanation:

Answer:

nucleus

Explanation:

The nucleus contains most of the DNA in a cell and this DNA is called the chromosomal DNA it is separated from the rest of the cell (cytoplasm) by a double layer of membrane.

____ detect stimuli and transform them into nerve impulses.
A. Motor neurons
B. Synpases
C. Sensory receptors
D. Axon terminals
E. Sensory neurons

Answers

The answer is Sensory Receptors

please help me simple bio genetics

Answers

the answer is D
met-trp—asn—arg-cys-stop

5. Which of the following is a non-flowering plants?
A cypress
B. santan
C. rose
D. yellow bell



☹️ paki answer​

Answers

Answer:

cypress

Explanation:

because this plants is one of the non flowering plants

Answer:

cypress

Explanation:

I have seen it around on my father's friend house they say its cypress and there was no flower in it

PLEASE HELP ME !!!!!

Answers

Answer:

1. negatively charged ion

Explanation:

It will be a negative charged ion because when electrons are gained, it shows that it is negative. Same goes opposite

What is shape does sulfur trifluoride form

Answers

butterfly shape - Each fluorine is attached to the sulfur by a single covalent bond. The SF3 molecule is very short-lived and its structure has not been determined experimentally. It is calculated to adopt a butterfly-shaped molecular geometry, belonging to the Cs point group.

Which of the following is a function of lipids?
A.They act as genetic material.
B.They increase the rate of reactions .
C.They form chains of amino acids .
D.They store energy for the cell.

Answers

Answer:

Explanation:

A.actúan como material genético.

B.Aumentan la tasa de reacciones.

C.Forman cadenas de aminoácidos.

Almacenan energía para la célula.

How the Medical Assistant should evaluation a site for drug administration and why. 

Answers

Answer:

In general, documentation should include the date and time administered, medication name and dose, route of administration, site of administration (if applicable), the lot and expiration date (if applicable), and the patient's response to the medication.

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