Text messages are encoded into radio waves through a process called modulation where they are converted into digital data (binary codes), modulated onto a radio wave, then transmitted. This data is then decoded back into the original text message on the receiver's end.
Explanation:Text messages are converted into binary codes, consisting of ones and zeros, which form a digital data. This data can then be modulated onto an electromagnetic wave, essentially a radio wave. The modulation can occur in the amplitude (AM), frequency (FM), or phase of the wave. This is the method of encoding the digital data into the radio wave.
For example, a common technology that operates in the radio-wave portion of the electromagnetic spectrum is 4G cellular signals, which are around 880 MHz. Satellite-transmitted information is typically carried on microwaves, which require a clear line of sight between the transmitter and receiver due to the short wavelengths involved. Once the radio waves reach the recipient's device, they are decoded back into digital data and finally back into the original text message.
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1/Producer
2/primary consumer
3/secondary consumer
4/predator
5/decomposer
PLEASE HELP ASAP !!!
Answer:
Decomposers
Explanation:
From what I can see i don't notice any mushrooms or Vultures which are mainly the 2 first picks for decomposers in a food web.
× + 9≥11
helpppppppp
Answer:
x ≥ 2
Explanation:
x + 9 ≥ 11
subtract 9 from both sides
x ≥ 2
Answer:
BELOW
Explanation:
Step 1: Transport the number to other sid and reverse their sign
Step 2: Enter the numbers with their signs in calculator to calculation then
3. Write the final answer and done.
Here:
1. × + 9≥11
2. × ≥11-9
3. × ≥2
Hope that help you ^-^
Which diagrams illustrate analogous
structures?
1
2.
Answer:
I believe the bat and insect wings are analogus structures. Answer is 1 and 2.
Explanation:
Bat wings and human arms come from similar ancestry.
How many different nitrogenous bases do you see?
Answer:
There are four different nitrogenous bases.
Explanation:
These four include adenosine, thymine, cytosine, and guanine for DNA. Hope this helped :)
There are four different nitrogenous bases. These four include adenosine, thymine, cytosine, and guanine for DNA.
What is the explanation for this?The explanation for the presence of four different nitrogenous bases in DNA is due to the specific pairing rules that govern the structure of DNA.
Adenosine pairs with thymine (A-T) and cytosine pairs with guanine (C-G) through hydrogen bonding. These base pairs form the rungs of the DNA double helix.
The pairing is highly specific, with adenosine always pairing with thymine and cytosine always pairing with guanine. This complementary base pairing allows DNA to replicate accurately and carry genetic information.
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which fossil would most likely be found in the oldest rock layer?
A) flying dinosaur
B) mastodon
C) trilobite
D) saber-tooth cat
Answer:
C
Explanation:
Trilobites were alive the longest time ago, so they would be found in the oldest rock layer.
TRUE OR FALSE
during transcription the information on a DNA molecule is copied into an mRNA molecule
Answer:
TRUE
Explanation:
transcription / DNA transcription. Transcription is the process by which the information in a strand of DNA is copied into a new molecule of messenger RNA (mRNA). DNA safely and stably stores genetic material in the nuclei of cells as a reference, or template.
Final answer:
The statement is TRUE as during transcription, information from DNA is copied to mRNA, which then carries the genetic code to ribosomes for protein synthesis.
Explanation:
TRUE. During transcription, the information on a DNA molecule is indeed copied into an mRNA molecule. Transcription is a crucial process in the flow of genetic information within a cell. This process occurs in the nucleus where the enzyme RNA Polymerase synthesizes a strand of mRNA using the DNA strand as a template. The mRNA strand that is created is complementary to the DNA template strand, following the base pairing rules, with uracil (U) pairing with adenine (A) instead of thymine (T) which is found in DNA.
For example, a DNA sequence ACGGGTAAGG will be transcribed into the mRNA sequence UGCCCAUUCC. The mRNA then carries this genetic code from the nucleus to the ribosomes in the cytoplasm. Here translation occurs, and proteins are synthesized based on the sequence of nucleotides in the mRNA.
Which of the following planets experiences the strongest gravitational pull from the sun compared to the others?
The planet that experiences the strongest gravitational pull from the sun is Mercury, because it is the closest planet to the sun.
Explanation:In terms of gravitational pull from the sun, the strength is determined by two factors: Mass and Distance. Considering our solar system, the planets closer to the sun experience a stronger gravitational pull due to their proximity. Among all the planets, Mercury, being the closest planet to the sun, experiences the strongest gravitational pull.
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1. Biotic factors like wolves can have an effect on abiotic factors like rivers.
True or False
2. Energy can not be transferred from one trophic level to the next.
True or False
3. Extirpation is when a species disappears from a part of its range.
True or false
Answer:
1. True
Biotic factors can have effect on abiotic factors like water by the way they use it and how much they drink. If biotic factors drink too much water in a rivver then it could end up with limited amount of water for the ecosystem.
2. False
On average, about 50 percent of energy available within one trophic level is transferred to the next trophic level.
3. True
Extirpation is extinction of a species in a given area.
Which is the change in size of a group of organisms of the same species over time?
population growth
death rate
birth rate
immigration and emigration
Answer:
population growth
Explanation:
Answer:
Population Growth.
Explanation:
:)
What problem would a person most likely have if her kidney did not work
correctly?
O
O
A. She could not produce proteases.
B. It would be impossible to produce saliva.
O
c. The balance of water in her body would be wrong.
O
D. She would be unable to digest carbohydrates.
Answer:
C
Explanation:
Proteases are produced by cells in the stomach
Saliva is produced by the salivary glands in the mouth
Balance of water is regulated by the kidney. If a person's kidney fails, this function will be impeded. Excess water cannot be expelled from the body in the form of urine.
Carbohydrates are digested by enzymes secreted by salivary glands and small intestine.
Given below is a map of the west coast of the United States. The red line depicts the San Andreas Fault, a transform boundary that runs parallel to the coast. The San Andreas Fault separates the North American plate on the east from the Pacific plate on the west.
Based on this information, which of the following most likely occurs near the San Andreas Fault?
A.
frequent earthquakes
B.
frequent droughts
C.
subduction of oceanic crust
D.
deposition of sediment
Answer:A . Frequent earthquakes
Explanation:
This is a picture of a green algae. It lives in ponds and lakes. It uses sunlight to make its own food. A land plant has lots in common with the algae. All but one statement tells how the two are alike. That is
A) they both are made of cells.
B) they both need water to survive.
C) they have chloroplasts to make food.
D) they have cells that are exactly the same.
Answer:
It’s actually D
Explanation:
Got B wrong
Both green algae and land plants are made up of cells, they are not exactly the same. However, they do share the characteristics of needing water to survive and having chloroplasts to make their own food through photosynthesis. The correct option is D.
What is Green algae?Green algae are creatures that are distinguished by possessing whiplash-shaped (smooth) flagella and chlorophylls a and b as the primary photosynthetic pigments, starch found within the chloroplast as the primary storage product.
They have cells that are exactly the same. This statement is incorrect because, while both green algae and land plants have cells, their cells are not exactly the same. However, they do share similarities like being made of cells, needing water to survive, and having chloroplasts to make food.
Therefore, the correct option is D.
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Describe one process by which the metamorphic rock marble forms from the sedimentary rock limestone. *
Final answer:
Marble forms from limestone through a process called metamorphism, which involves heat, pressure, and chemical reactions. Impurities in the limestone can give marble its colorful markings. Marble is mined from quarries and used for construction and art due to its durability.
Explanation:
Marble is formed when limestone undergoes a process of metamorphism, which is the transformation of rocks due to heat, pressure, and chemical reactions. During this process, the calcite or dolomite in the limestone is recrystallized, resulting in the formation of marble. Impurities in the limestone can give marble its colorful markings.
The metamorphism of limestone into marble occurs deep within the Earth's crust. The intense heat and pressure from tectonic forces cause the mineral composition and texture of limestone to change, resulting in the formation of the harder and more compact marble.
Marble is often mined from quarries and used for various purposes, such as building materials and sculptures, due to its durability and aesthetic qualities.
What is the net ATP production at this stage of cellular respiration?
2 ATP
4 ATP
32 ATP
36 ATP
Answer:
2 ATP
Explanation:
Answer: its 2 ATP
Explanation:
Whales have what seem like remnants of a pelvis and femur, as shown here.
What are these structures an example of?
transitional structures
analogous structures
vestigial structures
adapted structures
Answer:
vestigial structures
Explanation:
A "vestigial structure" or "vestigial organ" is an anatomical feature or behavior that no longer seems to have a purpose in the current form of an organism of the given species. Often, these vestigial structures were organs that performed some important functions in the organism at one point in the past.
Answer:
vestigial structures
Explanation:
Sinead drew a Venn diagram to compare sponges and cnidarians.
Which label belongs in the area marked W?
Are always sessile as adults
Live in salt water
Have stinging cells
Reproduce sexually only
Answer:
A. Are always sessile as adults
Explanation:
Cnidarians are mobile creatures when adults, but sponges never figure out how to move.
Hope this helps!
Why are viruses considered to be nonliving?
Answer:
Viruses are considered to be nonliving because, they can reproduced only in the host cell.
Explanation:
Viruses considered to be nonliving because they can reproduce only in host cell . Correct Option is 4.
Viruses are often considered non-living entities because they lack the essential characteristics associated with life. While viruses are capable of infecting and replicating within host cells, they are unable to carry out key life processes on their own.
One of the defining features of living organisms is the ability to grow and reproduce. Viruses depend entirely on host cells to replicate and multiply. They cannot reproduce independently or carry out metabolic activities like respiration or digestion. Instead, viruses inject their genetic material (DNA or RNA) into a host cell, hijacking the cellular machinery to replicate their genetic material and assemble new virus particles.
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Daphnia longicephala is a freshwater crustacean that can detect chemical cues produced by the predator Notonecta glauca. Researchers raised Daphnia clones and observed that those exposed to Notonecta chemical cues during their development produced larger protective crests. Crest height and width are measured as ratios to body length. The increase in the size of the crest width and height is not associated with a corresponding change to the Daphnia’s genome. Researchers hypothesize that growing a crest is energetically costly, so Daphnia does not develop the large crests in the absence of Notonecta.
b. Explain how the presence of Notonecta chemical cues affects gene expression in the Daphnia.
Answer:
Crustacean Daphnia longicephala lives in freshwater that can detect chemical cues produced by the predator Notonecta glauca and in response of these chemicals the Daphnia produces crest for defense purpose.
Explanation:
Notonecta glauca is a predator which feeds on Daphnia longicephala. For protection from predator Daphnia produces crest which is a defense mechanism in the Daphnia against Notonecta. This defense is associated with the chemical produces by Notonecta . So we can say that the chemical is responsible for the formation in crest in Daphnia which does not formed in normal condition.
There are 500 sheets of printing paper in a pack. Juan notes that the thickness of 500 sheets is 1.3 inches. The thickness, in inches, of a single sheet is given by the expression
A)1.3 divided by 500
B)1.3+500
C)500x1.3
D)500divided by 1.3
True or False: Grizzly Bears and Polar Bears are the same species.
Answer:
True
Both polar bears and grizzly bears are genetically same species—DNA proves it. They diverged from one another about 400,000 years ago. Even today in
Which best describes the organisms in this kingdom?
They are autotrophic and have eukaryotic cells
They are made of prokaryotic cells
They are multicellular and do not have cell walls
They are always single celled and produce their own food
Answer:
They are amyotrophic qnd eukaryotic cells
Which bone is part of the axial skeleton?
Clavicle
Scapula
Sacrum
llium
Answer:
Sacrum is the bone.
Explanation:
Answer:
C. Sacrum
Explanation:
The axial skeleton makes up the bones along the central system of the body, while the appendicular skeleton comprises the bones along the appendages of the body (in other words, arms, feet, legs, etc).
The clavicle is the collarbone; scapula is shoulder blade bone; and ilium is the hip bone. Of the four choices, only the sacrum, which is at the base of the spinal cord, is located along the central axis of the body and is thus part of the axial skeleton.
C is the answer.
I NEED HELP PLEASE Which is a correct interpretation of this cladogram?
A. Kangaroos reproduce using placenta
B. Salmon evolved before kangaroos
C. Lizards do not have jaws
D. Earthworms are unicellar
Answer:
B. Salmon evolved before kangaroos.
Explanation:
This is the correct interpretation of this cladogram
Which best compares habitat and a niche?
Answer:B habitat is a place in Which organisms live, and niche is the way in which an organism fits into its habitat
Explanation:
1. What codes for a protein?
2. What is the monomer of a protein?
3. What are the two major steps in protein synthesis?
4. What happens during transcription?
5. What does the m stand for in mRNA?
6. Where does the mRNA go after it's been transcribed?
7. What happens during translation?
8. What does the r stand for in rRNA?
9. What does the t stand for in tRNA?
10. What does the tRNA do?
11. What is a triplet of nucleotides on an mRNA called?
12. What type of bond is formed between amino acids during protein synthesis?
When a predator catches its prey, it may appear that the prey species suffers. But there are benefits to this type of interaction for prey species as well. What are two way in which the prey species might benefit from the predator hunting them?
Final answer:
Predation can benefit the prey species by maintaining sustainable population levels and promoting genetic fitness through natural selection, leading to advantageous adaptations like camouflage.
Explanation:
When a predator catches its prey, it may seem detrimental to the prey species at first glance. However, there are benefits to the prey species from the act of predation. One benefit is that predation can help maintain the prey population at a sustainable level, preventing overpopulation and the resulting resource depletion that would impact future generations. Another benefit is related to natural selection; the predation pressure can lead to an increase in the genetic fitness of the prey population by disproportionately removing individuals that are less adept at avoiding predators. This can lead to the development of advantageous adaptations like camouflage or mimicry to better evade future predation. Predation is a complex interaction that plays a significant role in the evolutionary and ecological processes that shape life in ecosystems.
What function in plant cells is comparable to an animal eating
food?
a.Chloroplasts absorbing solar energy for cellular activities
b.Nuclei directing cellular activity from information held in DNA
c.Vacuoles storing waste, protecting the rest of the cell from contamination
d.Cell walls providing rigidity and support for the cell
structure
Answer:
It is A not B
Explanation: Becase the Chloroplasts absorb solar energy for food.
Do the information given and the map best describe adaptive evolution, convergent evolution, or coevolution? Explain
your response.
Answer: The information best fits adaptive evolution because all of the finches have the same common ancestor. They all became specialized to adapt to the type of food in their environment.
Explanation:
Because all of the finches share a common ancestor, the information best fits adaptive evolution. They all specialized in order to adapt to the type of food available in their environment.
What is evolution?Convergent evolution refers to the impartial evolution of similar characteristics in species from different time periods or epochs.
Convergent evolution produces analogous structures that have similar form or function but were not present in those groups' last common ancestor.
The information best fits adaptive evolution since each of the finches belong to the same ancestor. They all specialized to adapt to the food available in their environment.
Thus, the information given as well as the map is perfectly describing the evolution.
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How do trophic level, food web, food chain , consumer, and producers work together in an ecosystem and which of the terms can be used to include all of the rest of the terms ?
Answer:
Explanation:
The trophic level of an organism is the position it occupies in a food web/food chain. Producers are typically plants that get their energy from the sun, and consumers are the organisms that eat the producers. The last question I'm not too sure. Hope I could help a little!
Which energy transformations are happening in this image?
radiant to electrical to thermal
thermal to electrical to radiant
electrical to radiant to thermal
electrical to thermal to radiant
Answer: Electrical -> Radiant Energy -> thermal Energy
Explanation:
Electrical energy is transferred from the electrical outlet to the microwave. Radiant energy is transformed into thermal energy as the popcorn kernels absorb the microwaves (Radiant Energy). This causes the kernels to become hot and pop (Thermal energy).
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