Which of the following relationships correctly defines the situation: Lichen – cyanobacteria produces food for the fungus; fungus provides water and minerals for the cyanobacteria.


A. Commensalism
B. Predation
C. Competition
D. Parasitism
E. Mutualism

To analyze the external anatomy of snails, we will divide their body into the shell and the soft body that holds it. The former is a solid spiral-shaped structure carried on the back, made of a single piece and consisting mostly of calcium carbonate. The central layer of the shell, called ostracism, has two layers of crystals of the same substance, calcium carbonate. The Hipostracum is below, and the most superficial layer is the periostracum, composed of a lot of proteins.

The shell of a land snail can be very different in size and shape depending on the species. Some of them are cone-shaped while others are round. However, all of them have a spiral design, caused by the way land snails produce and growth their shells.

This structure protects the snail from the environment and even from predators. It is made up of calcium carbonate which makes it strong and remains that way as long as the snail consumes food with calcium.

Its surface can show different colors with fringe designs, but they usually are brown or yellow. The shell protects the body and internal organs of the animal and has an opening to one side, usually the right.

The body plan and anatomy of a snail play key roles in its survival. The shell affords protection and moisture retention, a muscular foot allows for movement and burrowing, and specialized systems enable digestion, respiration, circulation, and navigation in its environment.

A snail's body plan and anatomy contributes to its survival in several ways, thereby performing essential functions. Most notably, the shell of the snail serves as a protective barrier, preventing predation and aiding in moisture retention, crucial for survival in a variety of habitats. The snail's muscular foot allows for locomotion and burrowing into substrate, for hiding or seeking food. The radula, a unique anatomical structure, enables the snail to scrape food particles off surfaces and into its mouth.

Additionally, snails possess a complex respiratory system adapted to their environment. Terrestrial snails, for instance, have a lung-like structure while aquatic ones have gills. Invertebrates like snails also have a simple circulatory system where the heart pumps blood directly to the body cavities without the need for a complex network of blood vessels like in vertebrates. Finally, the nervous system of snails, though simpler than vertebrates, is sufficient for the detection of light, touch, chemicals, balance, and even some can sense gravity which helps them in their interaction with the environment.

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Older oceanic crust, which is more dense than continental crust, has long since been recycled in the process of subduction. Credit: U.S. Geological Survey. Plate tectonics shapes the surface of our planet, but it also runs much deeper: Plate movement is the surface expression of convection in Earth's interior.

Answer:

The tectonic plates appeared when the earth began to cool, where the water flooded the earth. The earth that was submerged originated the tectonic plates.

Explanation:

Plate tectonics are large semirigid rock blocks that make up the earth's crust. The Earth is divided into fourteen main tectonic plates, which move slowly and continuously over the mantle, and can approach or move away from each other.  The movement of the plates results in the formation of mountains, oceanic pits, volcanic activities, earthquakes and tsunamis.

The formation of tectonic plates was a result of the cooling and flooding of the earth. When the earth began to cool, where water flooded the earth. The submerged earth originated the tectonic plates.

the answer is D: the producers

The Last One D The Producers

Nitrogen is important to life because it is a key part of amino and nucleic acids. Also, it is an important part of ATP, which is the basic energy molecule for living things. Neither plants or animals can obtain nitrogen directly from the atmosphere. Instead, they depend on a process known as nitrogen fixation.

i think it might be true because plants need soil and animals eat plants and humans eat animal and so on. so everything would relate back to the soil. so TRUE

The right answer is tissue.

A tissue in biology is a set of cells performing a specialized function (organic tissues).

The myocardial tissue is the central tissue from which a human heart is made. It is made up of three layers, the inner layer, the inside of the heart, an intermediate layer and the outer tissue, the upper part of the heart.

Answer:

tissue

Explanation:

As seen in the question above, the myocardiocyte is a muscle cell in the heart. It makes up the myocardium, a kind of tissue. It assumes the function of a cardiac muscle fiber and has the ability to promote spontaneous contractions that occur spontaneously and constantly. These contractions occur because the myocardiocite is able to develop movements through the agitation of ions crossing the cell membrane.

They use it to react carbon dioxide with water to make a sugar called glucose. The glucose is used in respiration, or converted into starch and stored. Oxygen is produced as a by-product. This process is called photosynthesis.

Hope this helps :D

The answer is B: a mutation inhibiting human immunodeficiency virus from entering the host cell

B of course that is the only beneficial mutation from these.

i think it is c not sure tho

Answer:

its C I got it right

Explanation:

In cladistics or phylogenetics, an outgroup is a more distantly related group of organisms that serves as a reference group when determining the evolutionary relationships of the ingroup, the set of organisms under study, and is distinct from sociological outgroups.

HOPE THIS HELPED!!! XD

Answer:

Solar flare

Explanation:

They are characterized by coronal mass ejections on the sun's surface. The ejected ionized particles if thrown in the direction of the earth will cause bright aurora as they colide with the earth’s ionosphere and magnetic field. These solar storms can also affect telecommunications satellites and also electricity grid systems.

Answer:

The answer is "solar flares"!

Explanation:

It asked for the name of explosions on the sun, and the only answer that sounds right is solar flares. It's in the name and is kind of self-explanatory... Hope this really helped someone out!!! ;D

Asexual reproduction involves only one parent and the offspring is identical to the parent. An example of an organism that reproduces asexually is Archaea or bacteria. Sexual reproduction involves two parents and the offspring's genes are equally contributed by each parent. An example of organisms that reproduce sexually are some land mammals. The chromosomes of a parent and offspring in asexual reproduction are identical and there is no difference in the chromosomes. 

The option that best describes the uses of private land is it can be used for a variety of activities and businesses. Thus, the correct option is C.

Private land may be defined as a part of the land that does not own by any local, state, or central governmental entities.

Private land is mainly used for a variety of purposes like housing, factories, businesses, etc. This part of the land does not have any regulations from government bodies.

The owner of this land uses this according to their needs and desire.

Therefore, the correct option for this question is C.

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The best description of the uses of private land is that it can be used for a variety of activities and businesses, including operating a business, building homes, or keeping it undeveloped. Private land use is regulated by zoning laws and can be influenced by environmental factors like soil quality.

The question asks which of the following best describes the uses of private land. The correct answer is c. It can be used for a variety of activities and businesses. Private land can be incredibly versatile in its use. Owners of private land have a lot of flexibility in deciding how to use their property, as long as they comply with any zoning regulations or other governmental restrictions. Examples of private land use include operating businesses, such as gas stations or restaurants, creating parks, building residential homes, or even leaving it undeveloped for future decisions. This is true despite some countries having laws that restrict access to private property, as the restrictions often serve to balance individual property rights with public interests like environmental conservation.

When discussing the economics of land use and property, it's important to note the distinction between private goods and public goods. Private goods, like slices of pizza or cell phone service, are excludable and rivalrous, meaning they can only be used or consumed by one person at a time, and usage by one person excludes another. This is in contrast to public goods like clean air, which are non-excludable and non-rivalrous. Moreover, private land can be subject to non-government restrictions such as restrictive covenants and easements.

Additionally, the use and value of private land can be influenced by the carrying capacity of the environment, which humans have altered through practices like agriculture and domestication of animals. The soil quality, for example, is essential for determining the suitability of land for agriculture.

Choice A is the correct answer.

Answer:

a: heron/fish

Explanation:

The answer is C I’m pretty sure.

The best description of a protein is it is a chain of amino acids. The correct option is C.

Protein is a macromolecule made up of several chains of amino acids. There are two types of proteins, one that the body synthesis, called non-essential, and one that our body doesn't synthesize, called essential amino acids.

Proteins are necessary for the building and growth of muscles and the overall body.

Thus, option C. A chain of amino acids is correct.

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What is a station model used to create?      

The correct answer is D. surface weather map        

Station models are illustrations that shows the weather occurring at a given reporting station. These are symbolic illustrations. These models were created to fit a number of weather elements into weather maps.    

Ectotherm

sorry i’m just tryna get 20 characters

Answer:

Nonrenewable (Give the other girl/guy/them the brainliest or likes or thanks)

Explanation:

A nonrenewable resource is a natural substance that is not replenished with the speed at which it is consumed. It is a finite resource. Fossil fuels such as oil, natural gas, and coal are examples of nonrenewable resources.

The best answer would be C. The highway near Evan's home was widened and runs right through a forested area now.

The reason this is true, the fact that deer avoid any dangers they can swerve by. If a highway ruins the habitat of the deer, then the deer will do what they must to survive.

Answer:  C) The highway near Evan's home was widened and runs right through a forested area now.

Explanation:

Some of the urban areas may lie in the close proximity with the forests reserves which may lead to frequent disturbances caused on both the ends that is the forests animals may interfere in the colony occupied by the human society. Also, the humans may enter the forests for deriving resources.

In the given situation the deer population has entered Evan's garden this may occur due to C) The highway near Evan's home was widened and runs right through a forested area now. This environmental change has occurred due to close proximity of garden with the forested area which has facilitated the entry of the deer population in the garden.

Answer:

That would have to be False...! 100%

Explanation:

It's False, i took the test on E2020

Answer:

Underground, plant roots look like a tangled web. roots hold soil in place and prevent water from washing it away.

the answer is A

Plant roots help prevent soil erosion by holding the soil and stabilizing it against the erosion flow.  Thus, the correct option is A.

Plants are very effective in reducing soil erosion by keeping the soil clumped together. This happens even when water is flowing over the soil or through it.

Plant roots also help the soil to regain its structure by allowing the exchange of nutrients and minerals.

The microbiota associated symbiotically with plant roots also help in maintaining the integrity of the soil. They add a strengthening texture to the soil.

Plant roots increase the amount of force needed to uproot the plant, as it is the root mainly involved in stabilizing the plant in the soil.

It has also been found that the fine hairs present on the roots also reduce soil loss by either holding the soil in place or by releasing materials that help reinforce soil.

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1a

2c    

please give me brainlesrt good luck

Answer: During photosynthesis, plants and other organisms, such as algae and cyanobacteria, convert solar energy into chemical energy that can later be used as fuel for activities. In plants, light energy from the sun causes an electron to rapidly move across the cell membrane.

Answer:

Solar energy is converted to chemical energy in the chemical bonds of the glucose molecule.

Explanation:

Answer: A.4

Explanation:

The food web provided in the image, there are C.3 trophic levels. Therefore ,C.3 is correct .

Producer: Grass is the producer at the base of the food web, as it can produce its own food through photosynthesis.

Primary Consumer: Worms are the primary consumers, as they consume the producers (grass) directly.

Secondary Consumer: Spiders are the secondary consumers, as they consume the primary consumers (worms).

The robin is not part of the food web as it does not directly feed on the worms.

Trophic levels are the different feeding positions in a food chain or web. They are numbered starting with the producers at the bottom, then the primary consumers, then the secondary consumers, and so on.

The energy in the food web flows from the producers to the primary consumers to the secondary consumers.

At each level, some of the energy is lost as heat, so there is less energy available at each higher trophic level. This is why there are typically no more than four trophic levels in a food web.

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Answer:

B

Explanation:

Gases slightly dissolve in water and are held loosely by weak inter-molecular forces. When the water gains temperatures, the kinetic energy of the water molecules including those of the gases increase. The dissolved gas molecules are therefore able to overcome the weak forces of attraction in the water and escape through the surface.

Dissolved oxygen levels in a lake usually decrease as the temperature increases. Warmer waters hold less oxygen than cooler waters. For instance, a decrease in dissolved oxygen could happen when lake water heats up during the summer.

In a lake ecosystem, there is a relationship between the temperature and levels of dissolved oxygen. Generally, the amount of dissolved oxygen in water decreases as the temperature increases. So, the correct answer would be 'B. As temperature increases, dissolved oxygen decreases.' Warmer waters hold less dissolved oxygen than cooler waters. This occurs because gas solubility is a function of temperature: The warmer the temperature, the less gas there will be dissolved, including oxygen.

For example, when the lake water gets heated up during the summer, dissolved oxygen levels may decrease.

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Fats, oils, waxes, and sterols are collectively known as lipids.

Fats, oils, waxes, and sterols are collectively known as lipids. The molecules of such a lipid are made up of a glycerol molecule with three fatty acid molecules attached to it. This kind of lipid is also called a triglyceride.

break down food

cleavage furrow during anaphase

The arrow could be indicating several things such as the direction of ion movement or time progression, depending on the context of the question. It is used in various subjects to depict direction or flow.

The question seems to revolve around a labelled arrow in a diagram which is not provided here. However based on the inputs provided, it appears that the arrow could be pointing to several things: it may be indicating the direction of potassium ions driven by the concentration gradient or electric potential difference across a membrane, or it could signify the direction of motion of sodium ions driven by the concentration gradient. Alternatively, the arrow can also represent the direction of time from the Big Bang to the present. In physics diagrams, arrows are used to indicate direction and magnitude of forces or fields. In biology diagrams, arrows often indicate the direction of movement of molecules or ions.

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Same way as humans do basically

Most animals produce carbon dioxide as a byproduct of cellular respiration.

As a byproduct of cellular respiration, carbon dioxide is produced by most creatures. The process through which cells transform nutrients, such as glucose, into usable energy in the form of adenosine triphosphate (ATP), is known as cellular respiration. As a byproduct of this process, carbon dioxide is created while oxygen is consumed.

Cellular respiration, which takes place as part of an animal's metabolism to provide energy for numerous physiological processes, is the main mechanism via which carbon dioxide is produced in animals.

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answer should be D run off

mark brainliest if correct !!

D. runoff is your answer Hope I helped you out