What is mucus and why is it important?

Answer:

December 21st

Explanation:

Midsummers' Day :)

Answer:

The 21st of December

Explanation:

I know this cause we learned about it in class

Answer:

A chemical reaction happens when one or more chemicals are changed into one or more other chemicals. Examples: iron and oxygen combining to make rust. vinegar and baking soda combining to make sodium acetate, carbon dioxide and water.

Explanation:

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The process 2 is necessary in the sexual reproduction. This process is known as fertilization. This involves the fusion of both the gametes to result in the formation of a diploid zygote.

Fertilization can be defined as the union or fusion of two different gametes which include male and female gametes. During the process of fertilization, haploid sperm and egg cells fuse to form a diploid zygote for the initiation of the prenatal development. In mammals, the process of fertilization involves multiple ordered steps, such as the acrosome reaction, zona pellucida penetration, sperm and egg attachment, and the membrane fusion.

In case of normal reproduction, fertilization combines two haploid meiotic nuclei or gametes of the sperm and egg cells, and also ensures a high efficiency of the normal development and the genetic diversity in the progeny produced.

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Answer: True

Explanation:

It makes sense, I took a deep breath of fresh air. There's nothing.

By the way, you put at instead of "a". "I took at deep". It's supposed to be a instead of at

The point where the nerve passes from the left side of the body to the right side of the brain and vice versa is the medulla oblongata.

The medulla oblongata, also called the medulla oblongata, the lowest part of the brain, the lowest part of the brainstem. The medulla oblongata is connected to the midbrain via the pons, enters posteriorly into the spinal cord, and joins at an opening in the base of the skull (foramen magnum).

The left hemisphere controls the right half of the body, and vice versa because of a crossing of the nerve fibres in the medulla or, less commonly, in the spinal cord. Although the right and left hemispheres are mirror images of each other in many ways, there are important functional differences.

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At the point when an individual glance at a brilliant light, minuscule muscles in the eye contract so less light can enter the eye. These are in all probability the attributes of this muscle nonstriated, compulsory, and connected to the eyeball.

They are smooth muscles (nonstriated) that are not controlled intentionally. You don't get those minuscule muscles on your own will when you check a brilliant light out. It is additionally connected to the eyeball since it agrees to guarantee the most un-conceivable measure of light gets to your eye.

A few capabilities are automatically performed, for example, breathing, processing, heart pulsating, eye reflexes, and so on, however, a few compulsory activities have intentional control partially - models are breathing, salivation, deglutition (gulping), poop, micturition (pee) and others.

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Tekton is a Greek word which means carpenter or builder. With regard to Earth, plate tectonics are what builds the Earth's formation, mountains, hills, and trenches.

Plate tectonics is generally accepted scientific theory which considers that the Earth's lithosphere comprises of a number of large tectonic plates which have been slowly moving since a long time about 3.4 billion years ago.

Tekton is a Greek word that means carpenter or builder. With regard to Earth and the word Tekton to Earth, the tectonic plates are what actually builds the Earth's forms, mountains, hills, and trenches, etc.

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The results which best refutes the alternative hypothesis that selective permeability is a consequence of the cell wall is: when beetroot cells are placed in a solution with cellulase, the solution remains clear.

A cell wall are those parts of a cell that holds the cell together and it has a definite structure.

Furthermore, a cell membrane is not affected by the process of cellulose digestion, but this process hurts the cell wall structure and damages it.

As a result of this, when a beetroot cell is put in a solution that contains cellulase, the solution does not remain clear because selective permeability is a consequence of the cell wall.

The cell membrane's selective permeability is its capacity to distinguish between various types of molecules, permitting some to pass while preventing others. This selective quality is somewhat influenced by the inherent membrane diffusion rates of certain compounds.

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Snail is considered as an animal as insects strictly belong to the pylum Arthropoda.

Snails are the animals of the phylum Mollusca. They belong to the class Gastropoda and are recognized by the presence of the spiral shaped shell on the upper side of the body. Snails can be present on land or even in water. It moves y the help of a single muscle like foot.

Arthropoda is the largest phylum of the Animal kingdom that possesses the invertebrate organisms. The characteristic features of the organisms of this phylum is presence of exoskeleton, segments in the body and paired appendages. The organisms of Arthropoda are referred to as insects.

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Answer:

The nervous system takes in information through our senses, processes the information and triggers reactions, such as making your muscles move or causing you to feel pain. For example, if you touch a hot plate, you reflexively pull back your hand and your nerves simultaneously send pain signals to your brain.

Explanation:

Answer:

I found that on the web hope it helps

Explanation:

"The central nervous system includes the brain and spinal cord, while the peripheral nervous system includes all of the nerves that branch out from the brain and spinal cord and extend to other parts of the body including muscles and organs. Each part of the system plays a vital role in how information is communicated throughout the body."

Answer:

b. biosphere

hope u got ur answer

Answer:

RNA polymerase II

Explanation:

Answer:

Most carnivores have long, sharp teeth adapted to ripping, tearing or cutting flesh. While many also possess a few molars in the back of their mouths, and sharp incisors in the front, the most important teeth for carnivores are their long, sharp canine teeth.

Explanation:

its true

Answer:

Temperature: Raising temperature generally speeds up a reaction, and lowering temperature slows down a reaction. However, extreme high temperatures can cause an enzyme to lose its shape (denature) and stop working. pH: Each enzyme has an optimum pH range. Changing the pH outside of this range will slow enzyme activity.

Some reptiles are more closely related to birds than to other reptiles. The several Hawaiian Honeycreeper species are all descended from a single type of North American bird.

They now have various beaks, consume various meals, sing various tunes, and reside on various islands.

Many years of research have revealed that birds' predecessors were bird-like dinosaurs (visit the Dinobuzz page for more on this). Despite the fact that birds resemble other living reptiles, they are most closely linked to alligators and crocodiles and indisputably belong in the reptile group.

The strong evidence comes not only from fossilized bones and skeletal similarities, but also from fossilized soft tissue, particularly feathers. Many dinosaurs possessed distinguishing bird-like feathers rather than merely a body covering.

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Answer:

Read The explanation

Explanation:

f λ = c

λ = c/f

λ = 3 x 108/3 × 1010  

λ = .01 m or 1cm

This is within the range of micro waves.  

Radar guns use micro waves.

Answer:

.

Explanation:

The misplaced or dangling modifier in this sentence is "The future of coral reefs concerns many marine biologists."

A phrase or clause that is not obviously or logically related to the word or words it modifies. Usually at the start of a sentence, fixed by rewriting it. A misplaced modifier is a word, phrase, or clause that is separated incorrectly from the word it modifies or describes.

A dangling modifier is usually attached to the incorrect subject or has no subject to modify at all. Dangling modifiers are generally corrected by introducing the subject immediately after the modifier or including it in the modifying phrase, in this case, "The future of coral reefs concerns many marine biologists" is placed after "as a source of diverse fish species."

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'Younger strata are usually nearer the surface' is the true statement.

What do you mean by Strata?

Strata is a term that refers to the various layers of a rock formation. The term is used in a variety of fields, including geology, archaeology, and petrology. It describes the various layers of sedimentary rock that have been formed over time, as well as the different types of sedimentary rock that can be found in a strata.

This statement is true because younger strata (layers of rock or sediment) are generally deposited more recently and are therefore closer to the surface than older strata. This is because over time, as the Earth's surface erodes and is reshaped by various natural forces, the most recently deposited layers tend to be more exposed.

Hence, Option B is correct.

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Correct form of question:

Which of these statements is true?

a. The best fossils are formed during a cataclysmic event.

b. Younger strata are usually nearer the surface.

c. Rock strata are formed by volcanic activity.

d. Water’s ability to erode rock helps to explain how fossils are formed.

e. More recent fossils are in the deepest.

Answer:

Pacific Ocean

Explanation:

thats where it is

The Pacific Ocean has the deepest depression in the world, called the Mariana Trench. The Mariana Trench is the deepest part of the world's oceans, located in the western Pacific Ocean.

The Pacific Ocean is the largest and deepest ocean in the world, covering an area of about 63.8 million square miles and accounting for more than one-third of the Earth's total surface area. It is located between Asia and Australia to the west, and the Americas to the east.

The ocean is known for its diverse marine life, including whales, sharks, dolphins, and various species of fish. The name "Pacific" was given to the ocean by Portuguese explorer Ferdinand Magellan in 1521, who called it "Mar Pacifico," meaning "peaceful sea," due to the calmness of its waters at the time.

However, the ocean is not always peaceful and is prone to natural disasters such as typhoons, hurricanes, and earthquakes due to its location on the "Ring of Fire," a region of intense seismic activity.

The Mariana Trench reaches a maximum depth of about 36,070 feet (10,994 meters) and is located on the floor of the western North Pacific Ocean, east of the Mariana Islands. The trench is crescent-shaped and about 1,550 miles (2,500 km) long, with a width of only 44 miles (70 km). It was named after the Mariana Islands, which are nearby.

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The offspring of an Angora and Rex rabbit hybrid have fur that is significantly longer than that of a Rex rabbit. There is a 0.25 percent probability that the child will have long fur based on the genotype of the parents.

The length of the offspring's' fur indicates an imperfect dominant inheritance pattern. Incomplete dominance is an inheritance pattern in which the phenotype of the offspring closely matches that of one parent more than the other, but is intermediate between the phenotypes of the parents.

In this instance, the progeny have fur length that is roughly equivalent to that of an Angora rabbit but slightly longer than that of a Rex rabbit. This is an illustration of partial dominance.

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Answer:Mostly the stars, planets and heat

Explanation:The stars are smaller versions of the sun they do rotate around the sun like the planets, they are very hot they give the sun more heat to produce.  The planets help by rotating and giving motion energy to the sun.  The heat helps to give energy it gives thermal energy without that the sun would be a huge planets with no power.  Hope this helps!

pollen grains accurately summarizes a stage of the pine life cycle in which the apollen tube slowly helps in digestion its way through into the triploid endosperm.

Pollen grains are created by an anther and contain male gametes. In a procedure termed as fertilization, the male gamete and female gamete combine to create a zygote, which eventually develops into a new seed.

So the pollen is a male gametophyte that is either immature or partially formed. Similar to this, a unicellular microspore generates male gametes and undergoes mitotic cell division to become a mature microgametophyte. As a result, the pollen grains contain immature and made significant contributions male gametophytes.

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Answer:

B.) They have the same color and texture.

Natural selection consists of four components: variation, inheritance, rapid population growth, and differential survival and reproduction.

Natural selection is the process by which organisms with advantageous changes survive and reproduce more frequently. Adaptation is an inherited variation that increases an organism's chances of survival.

Individuals in a population are naturally variable, which means they differ in some ways. This variation indicates that some people have traits that are better suited to their environment than others.

Evolution refers to the gradual changes that occur in organisms over time that result in the formation of more complex forms. The study of the history of the evolution of newer forms of life on Earth from pre-existing forms over time is known as evolutionary biology.

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Answer: B & C

Explanation:

The take-home message from the data regarding the researchers’ study of the effects of soil color on the predation rate of white and brown mouse models is that the color of the soil does indeed affect the likelihood of predation.

In the study, the researchers found that when the mouse models were placed in abandoned fields on the mainland with dark soil, the brown mouse models were more likely to be attacked by predators than the white mouse models. Similarly, when the mouse models were placed on sand dunes on the islands with light soil, the white mouse models were more likely to be attacked by predators than the brown mouse models.

This data indicates that the color of the soil has an effect on the predation rate of white and brown mouse models. The researchers’ findings suggest that the color of the soil can act as a form of camouflage for the mouse models.

Similarly, when the mouse models were placed on the light soil of the sand dunes on the islands, the white mouse models were better camouflaged than the brown mouse models, making them less likely to be attacked by predators.

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Answer:

Commensalism

Explanation:

A commensalistic relationship is one in which one organism benefits and the other organism is unaffected, meaning it is neither harmed nor benefitted. The classic example of commensalism is that of sharks and remoras. Remoras are scavenging fish that cruise around with sharks.

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Answer:

Yes

Explanation:

Biomass is a high-potential renewable resource.