Which of the following would be considered an example of commensalism?



a
A tapeworm living in the digestive system of a mammal. The tapeworm uses some of the food for its own energy that the mammal eats.
b
A hummingbird and a flower. The hummingbird receives food from the flower, and the flower uses the hummingbird to spread its pollen.
c
The lamprey and a fish. The lamprey attaches to the outside of the fish and utilizes its flesh for food.
d
A barnacle growing on a whale. The whale moves the barnacle to places where food can be found, but the whale is not harmed.

Answers

Answer 1

Answer: B) A hummingbird and a flower. The hummingbird receives food from the flower, and the flower uses the hummingbird to spread its pollen.

Explanation: Commensalism is a symbiotic relationship between two species in which one benefits and the other is unaffected.

Credit: KhanAcademy


Related Questions

all fungi are blank.

A. prokaryotic
B. eukaryotic
C. unicellular
D. multicellular

Answers

Answer:

D- Multicellular

Explanation:

Fungi are multicellular organisms with exception of yeasts. Yeasts are special type of ascomycetous fungi which characteristically do not produce mycelia, therefore they are unicellular. Fungi is not a single organism, no than plant or animal is a single organism. The fungi taxa contains many multicellular and unicellular organisms.

Sorry for that I was thinking a whole another question

which organisms listed below would you find in the second trophic level in an ecosystem?
A. hawk
B. snake
C. frog
D. grasshopper

Answers

THE ANSWER IS A SNAKE
Yup the answer is snake


Which action changes the identity of the substance referenced?
running an electric current through copper
burning wood
melting gold
breaking an ice cube
Help please !

Answers

Burning wood, it is a chemical reaction and the only option that actually changes the composition of the substance. The burnt would cannot change back into normal wood now
Burning wood would be the answer

Antelopes are herbivores. Which sentence describes the way an antelope uses energy?

Answers

The 2nd one becyshshehehsysbabauabsbxhdbdbfbcb

The yeast used to make beer can perform aerobic respiration or alcoholic fermentation. When O2 is available, yeast perform aerobic respiration, and when O2 is not available, yeast perform alcoholic fermentation. What is the advantage of aerobic respiration

Answers

Answer:

Aerobic respiration generates a high amount of energy compared to anaerobic respiration.

Explanation:

Yeast is a unicellular organism that belongs to the kingdom FUNGI. Yeast is a phenomenal organism being that it is capable of both aerobic respiration and anaerobic respiration depending on whether there is availability or not of oxygen.

Yeast undergoes a type of anaerobic respiration called FERMENTATION in the absence of oxygen but when oxygen is present, it undergoes aerobic respiration. Note that aerobic respiration, which includes glycolysis, Krebs cycle, and oxidative phosphorylation, produces the highest amount of energy in form of ATP. This amount ranges from 32-34 ATP molecules. This is the major reason why aerobic respiration is advantageous over the anaerobic respiration.

What is the difference between a detritivore and a decomposer?(1 point)

A. While detritivores are heterotrophic, decomposers are autotrophic.

B. While detritivores feed on dead organic matter, decomposers actually break down dead or decaying organisms.

C. While detritivores consume animals, decomposers only consume plants.

D. While detritivores consume both plants and animals, decomposers only consume dead animals.

Answers

Question: "What is the difference between a detritivore and a decomposer?"

Answer: "Well, detritivores are known for feeding on dead 'organic matter'. Meanwhile, decomposers (like earthworms for example) actually break down all dead or decaying organisms. This being said, I would say out of the given options above, Option B would be the best answer."

Based on the explanation given, the difference between a detritivore and a decomposer is that while detritivores feed on dead organic matter, decomposers actually break down dead or decaying organisms externally.

What are detritrivores?

A detritrivore is an organism which feeds on dead or decaying organic matter, especially plant detritus.

An example of a detritrivore is dung flies, millipedes, etc.

What is decomposer?

A decomposer is an organisms which breaks down dead or decaying organic matter.

Examplesof decomposers are bacteria and fungi.

What is the difference between a detritrivore and decomposer.

The key difference between a detritivore and a decomposer is that while detritivores feed on dead organic matter, decomposers actually break down dead or decaying organisms externally.

Therefore, based on the explanation given, the difference between a detritivore and a decomposer is that while detritivores feed on dead organic matter, decomposers actually break down dead or decaying organisms externally.

Learn more about detritivores and decomposers at: https://brainly.com/question/1553855

Humans can selectively breed a vegetable to produce more desirable crops

Answers

Yes sir or ma’am have a good night

why cells differ in shape and size?give one reason​

Answers

Cells have different shapes because they do different things. Each cell type has its own role to play in helping our bodies to work properly, and their shapes help them carry out these roles effectively. ... Animal cells come in many different shapes and sizes.

Answer:

All cells have different shapes because they do different things.

Explanation:

how does tobacco smoke affect your body​

Answers

Answer:

Tobacco effects the body in ways such as, unhealthy teeth, heart problems, premature aging of the skin, blood clots, and in some cases yellowing of fingertips.

Explanation:

Candy bars are well known to supply large amounts of energy for metabolism. With all this energy trapped inside, how can the candy bar sit still on the shelf in the grocery store

Answers

Answer:

Energy is stored as potential energy

Explanation:

Candy bars are primarily made of glucose (and other types of sugars), which contain many covalent bonds that store potential energy. The reason why a candy bar can sit still on the shelf is because covalent bonds are very stable. However, when you eat the candy bar, your body has enzymes that can metabolize the candy, breaking down the covalent bonds and releasing all that "trapped" energy inside.

What is the portion of the cell cycle during which the chromosomes are invisible under the light microscope because they are not yet condensed

Answers

Answer:

Interphase

Explanation:

The portion of the cell cycle during which the chromosomes are invisible under the light microscope is the interphase.

Generally, there are 2 main phases of the cell cycle, namely;

1. The interphase

2. The m phase

The interphase is further subdivided into 3 phases:

G1 phase: which is characterized by the growth and development of the cell and also the synthesis of DNA precursors.S phase: characterized by the synthesis of DNA and duplication of the centrosome.G2 phase: characterized by the synthesis of proteins and further growth/development of the cell

The m phase represents the active division phase, also known as mitosis.

Immediately the cell leaves the interphase for the  m phase, the genetic materials in the cell condense, thicken, and become visible under the microscope as chromosomes. This phase of mitosis is known as the prophase and the chromosomes remain visible through the rest of the mitotic phase (metaphase, anaphase) until the last phase, which is the telophase/cytokinesis.

At telophase/cytokinesis, the chromosomes condense back and the daughter cells produced enters the interphase for a repetition of the cycle.

A certain regulatory gene is involved in controlling the expression of other genes. In studying this regulatory gene, a scientist discovers that it encodes for an enzyme that causes histone deacetylase (the removal of acetyl groups from histone tails). Based on this information, how would you predict that this enzyme regulates gene expression

Answers

Answer:

by an epigenetic mechanism

Explanation:  

Epigenetics can be defined as the study of mitotically heritable gene expression changes that do not involve alterations in the DNA sequence. There are three different epigenetic modifications that work together either to activate or repress gene expression: DNA methylation, histone modifications (e.g., methylation, acetylation, phosphorylation, etc) and regulatory non-coding RNAs (e.g., long non-coding RNAs, microRNAs, piwi-RNAs, etc). Deacetylases are enzymes that play roles in epigenetic gene regulation by removing acetyl groups from lysine (K) residues located at the N-terminal end of histones H3 and H4. Histone deacetylation modifies the structure of the chromatin, thereby activating or suppressing gene expression in a context-dependent manner.

Imagine that you cross a blue flower (BB) with a red flower (bb). Describe the phenotype
of the individuals from the F1 generation if blue and red are codominant.

Answers

Answer:

The phenotypes of all the next generation of flowers will be Bb, which is blue, because the B is dominant. I hope this is right and helps!

Explanation:

P680 is said to be the strongest biological oxidizing agent. Given its function, why is this necessary

Answers

Answer:

The correct answer is - it obtains electrons from the oxygen atom in a water molecule, so it must have a stronger attraction for electrons than oxygen has

Explanation:

P680 known as which contains a reaction center in photosystem two, it is a very strong oxidizing agent that catalyzes the transfer of electrons from H2O to a bound quinone, with the production of O2.

To have a stronger attraction for electrons than oxygen has, P680 gets electrons from the O2 atom in a water molecule.

What will occur when the trough of Wave A overlaps the crest of Wave B

Answers

Answer:

The answer is B that is Constructive interference will occur, causing the new wave to have more energy than Wave A or Wave B.

Answer:

B.)Constructive interference will occur, causing the new wave to have more energy than Wave A or Wave B.

Explanation:

Explain how seismic waves are used to determine composition, thickness and density of the interior of the Earth (write 2-3 sentences)

Answers

Explanation:

Seismic waves are elastic waves that are able to propagate within the subsurface.

The travel - time to depth expressed in form of velocity is used to determine the composition, thickness and density of the interior of the earth.

Different earth materials shows different behavior in response of seismic waves. By checking the attributes of the waves as they go through the subsurface, we can predict some of the properties of the underlying beds.

Which of these contribute to the reduction in the population of harvested organisms?
A) harvesters
B) government
C) scientific research
D) all of the above

Answers

C is the answer for sure
C is the answer. For sure

What is the cellular respiration with regards to the reactants and products of this
chemical reaction.

Answers

Answer:The mitochondria take place most of the steps of cellular respiration. Both oxygen and glucose are cellular respiratory reactants. Cellular breathing is primarily ATP; carbon dioxide and water are waste-products.

Explanation:

Carbohydrates are made up of

Answers

Carbon Hydrogen and Oxygen

Learning Task 2: Do the activity below Answer the guide questions in
your notebook
Procedure
1. Press your middle and index fingers slightly on your wrist.
2. Set a 1 minute time to count and record your pulse rate
3. Do 10 jumps.
4. Record your pulse rate again
Guide Questions
1. Describe your pulse before and after the activity,
2. Is there a difference in pulse rate before and after jumping? Why?​

Answers

My pulse before the the jumping was slow and steadybuut after they were faster pace when I got done jumping. Their was a difference in the pulse rate it increases because your doing physical activity which cause you to pump more blood around.

There's a difference in the pulse of an individual after jumping because the pulse increases after physical activity.

A pulse rate simply refers to the measurement of the heart rate of an individual. It's also referred to as the number of times that the heart of a person beats per minute.

It should be noted that the pulse rate of a person will increase after an exercise. Therefore, after jumping, the pulse rate will increase. This means the heartbeats per minute rise.

Read related link on:

https://brainly.com/question/22601880

SAME SPECIES OF SALAMANDER BUT LIVE IN DIFFERENT AREAS, WHICH TERM

✨PLS I WILL GIVE YOU BRAINALIST ✨

DESCRIBES THE DIFFERENCE?
The figure below shows two spotted
salamanders. They are the same species of
salamander, but they live in different areas.
-VARIATION
-POPULATION
-OVERPOPULATION
-EXTINCTION

Answers

Answer:

Explanation:

variation

Answer:

-VARIATION

Explanation:

Genetic variation is the difference in DNA among individuals or the differences between populations. There are multiple sources of genetic variation, including mutation and genetic recombination.

An outbreak of food poisoning occurs at a family picnic after the growth of Staphylococcus aureus in unrefrigerated potato salad left sitting in the hot sun for several hours. What would microscopic examination of the potato salad reveal

Answers

Answer:

Clusters of cocci (i.e., grape-like cocci)

Explanation:

Cocci (in singular coccus) are spherical-shaped bacteria, while bacilli and spirilli are rod-shaped and spiral-shaped bacteria, respectively (in general, bacteria can be divided into these three categories by shape). Staphylococcus aureus forms irregular clusters of cocci (i.e., grape-like cocci) when viewed through a microscope. Some Gram-positive cocci include, for example, Staphylococcus aureus and Streptococcus pneumoniae. These species are well known to be bacterial pathogens capable of infecting humans.

Are the 4 gamete cells generated unique?

(just say a solid is yes or no and maybe an explanation tee hee)
WILL MARK BRAINIEST

Answers

Answer:

NO!!

Explanation:

During fertilisation, 1 gamete from each parent combines to form a zygote. Because of recombination and independent assortment in meiosis, each gamete contains a different set of DNA

What happens to the DNA in an organism to cause a mutation?
A section of RNA is turned into DNA to cause a a mutation
A section of DNA is turned into RNA to cause a mutation
A section of DNA is turned into an amino acid sequence to cause a mutation
A change in the sequence of bases (A,C,G,T) of the DNA causes a mutation

Answers

Answer:

Hi... Your answer is change in sequence of bases of DNA

How does energy move through living systems?

Answers

Answer:

A food chain shows how energy flows from one organism to another. In general, energy flows from the Sun to producers and then to consumers. ... They get energy by eating grass and leaves. Energy may be lost in living systems as it flows through them.

Explanation:

The atoms that make up the organisms in an ecosystem are cycled repeatedly between the living and nonliving parts of the ecosystem. Decomposers feed off the dead consumers and producers. Energy flows in an ecosystem from one trophic level (feeding level) to the next.

PLZ HELP!!!
Q: Describe the stages of development in a multicellular organism that is familiar to you.

Answers

Answer:

Humans:

To put it simply, a human starts as a fetus, then they are born..so that's a baby, then they hit 2 years old and are considered toddlers, once they turn 5-6, they start kindergarten, so we no longer refer to them as toddlers, they are children, when they hit 13 we call them pre-teens, once they hit 15-16 we call them teens, 21-25 they are young adults, 25 up until 50's they are adults, once they hit 50-60 they are seniors.

Explanation:

PLEASE HURRY!!!
ILL GIVE 15 POINTS AND BRAINLY FOR THE RIGHT ANSWER
SCREENSHOT ATTACHED

Answers

Answer:

1.prokaryote-The type of cell that contains only two basic parts: the cell membrane and cytoplasm. (It does not have a nucleus. Bacteria are an example of this cell.)

2.Cell wall- foruth part of a cell(only found in plants)

3.Eukaryote-Contains 3 parts the cell membrane, the cytoplasm, and the nucleus

4.Nucleus-command center

5.Cell-Basic unit of life

6.cytoplasm-fluid material

Hope This helps

Answer:

1 goes to 3

2 goes to 4

3 goes to 2

4 goes to 1

5 goes to 6

6 goes to 5

Explanation:

btw wanna zo om?

WILL MARK BRAINLIEST

similarities between living species and fossils have been discovered and lead scientists to believe that they share what?

Answers

Fossils provide solid evidence that organisms from the past are not the same as those found today; fossils show a progression of evolution. Fossils, along with the comparative anatomy of present-day organisms, constitute the morphological, or anatomical, record. By comparing the anatomies of both modern and extinct species, paleontologists can infer the lineages of those species. This approach is most successful for organisms that had hard body parts, such as shells, bones or teeth. The resulting fossil record tells the story of the past and shows the evolution of form over millions of years.

Explain what causes lightning and thunder

Answers

Answer:

lightning and thunder is caused by the rapid expansion of the air surrounding the path of a lightning bolt. Since the lightning takes so little time to go from point A to point B, the heated air has no time to expand. The heated air is compressed, raising the air from 10 to 100 times the normal atmospheric pressure.

Explanation:

Question: Explain what causes lightning and thunder

Answer: Lightning is an electrical discharge caused by imbalances between storm clouds and the ground, or within the clouds themselves. Most lightning occurs within the clouds. Lightning is extremely hot—a flash can heat the air around it to temperatures five times hotter than the sun's surface.

a rapid change in temperature with depth is kn own as a.

Answers

Answer:

Thermocline.

Explanation:

An ocean is a body of salt water which covers approximately 70% of the Earth's surface. About 97% of the Earth's water is comprised of ocean and as such it is the most prominent and defined feature of the Earth. There are basically four (4) categories of an oceanic basin and these are;

1. The Pacific ocean.

2. The Artic ocean.

3. The Atlantic ocean.

4. The Indian ocean.

A rapid change in temperature with depth is known as thermocline.

Basically, it is considered to be a thin but distinctive water region in a large body of fluid that is thermally stratified such as an ocean, in which temperature changes rapidly with an increasing depth.

This ultimately implies that, the temperature of water decreases rapidly (drastically) as the depth of water increases.

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