Answer:
The type of mutation represented below is a substitution.
A substitution is a type of point mutation where one nucleotide is replaced by another nucleotide. In the given example, the nucleotide "T" in the original strand at position 4 is replaced by a "G" in the new strand, resulting in a substitution mutation.
state two adaptations of capilaries to their functions
Answer
There arteries and the blood vessels
Explanation:
Answer:
Capillaries have walls only one endothelial cell thick, meaning their walls are very thin. This makes them well adapted for gas exchange, as substances only have to diffuse over a short distance.
Explanation:
why do religious people refuse to except the theory of evolution?
Answer:
because they are set on their beliefs and on how the way the world should be and or act based on their religious book (bible) teachings
Explanation:
Answer:
why do religious people refuse to except the theory of evolution?
Scientists believes that human evolved which contradict beliefs by religious people as they believe that God created everything while science believes that human evolves from smaller organisms to bigger ones with different theory such as big bang theory among others
Explanation:
All living things are made of one or more cells. Here are two types of cells: an animal cell and a plant cell. Explain why animal cells do not have the organelle called the chloroplast but the plant cell does.
A) Plants do not move but animals do move. Because plants do not move they need the chloroplast for protection.
B) Plants make food, glucose, through photosynthesis in the chloroplast.
C) Animals undergo photosynthesis to stay alive and for this, they use the chloroplast.
D) The chloroplast helps plant cells regulate the water that moves in and out of the vacuole.
Answer:
B) Plants make food, glucose, through photosynthesis in the chloroplast.
Plants make food, glucose, through photosynthesis in the chloroplast. Therefore, option (B) is correct.
What is a chloroplast?A chloroplast is an organelle found in plant cells and some protists that is responsible for photosynthesis. It contains a green pigment called chlorophyll, which is responsible for the plant's green color and helps absorb light energy from the sun. The chloroplasts use this energy, along with carbon dioxide and water, to produce glucose and oxygen through a process called photosynthesis.
Chloroplasts are unique because they have their own DNA and can replicate themselves. They are also surrounded by a double membrane that helps regulate what enters and exits the organelle. Within the chloroplast, there are stacked structures called thylakoids, which contain chlorophyll and other pigments. The thylakoids are arranged in stacks called grana, and the space between the grana is called the stroma. The stroma contains enzymes that are essential for the reactions of photosynthesis. Chloroplasts play a crucial role in the survival of plants and the food chain, as they are responsible for producing the energy that supports most life on earth.
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In which structure is all the genetic information of an organism found?
Answer: The DNA
Explanation:
Choose the correct sequence of the prokaryotic operon. A) gene, operator, promoter B) promoter, operator, gene C) operator, promoter, gene D) operator, gene, promoter
Answer:
The correct answer is option B, that is, promoter, operator, gene.
Explanation:
In a prokaryote, just in front of the operator, the promoter is located, and just in front of the structural genes, the operator is located. All these in combination give rise to an operon.
Any gene, which codes for an enzyme or a structural protein is termed as a structural gene, in the lac operon, a structural gene codes for three distinct kinds of enzymes. A short sequence of DNA is situated just in front of the structural gene, which is known as the operator. An operator functions as a switch for transcription, that is, it monitors whether the process of transcription will take place or not.
Just in front of an operator, a sequence of a promoter is present, and for the transcription and translation of all the structural genes, the RNA polymerase needs to combine first with the promoter. In case, if no transcription is to take place, then the operator allows the repressor to bind with it and prevent the attachment of RNA polymerase with the promoter. Hence, the correct sequence of a prokaryotic operon is a promoter, operator, and gene.
A plant takes in carbon dioxide (CO2) from the atmosphere and uses it to make glucose (C6H12O6) through photosynthesis. Later a deer eats the leaves of the plant obtaining the plant’s glucose. After respiration, the deer exhales carbon dioxide (CO2) back into the atmosphere. This is an example of _________________.
Answer:
the carbon cycle
Explanation:
The carbon cycle is illustrated by a plant using photosynthesis to create glucose from CO2, which is then consumed by a deer. After metabolizing the glucose through cellular respiration, the deer releases CO2 back into the atmosphere.
A plant takes in carbon dioxide (CO2) from the atmosphere and uses it to make glucose (C6H12O6) through photosynthesis. Later a deer eats the leaves of the plant, obtaining the plant's glucose. After respiration, the deer exhales carbon dioxide (CO2) back into the atmosphere. This is an example of the carbon cycle.
During this carbon cycle, carbon dioxide is used by plants to make carbohydrates such as glucose. Through the process of photosynthesis, they convert atmospheric carbon dioxide into organic carbon, with oxygen being released as a byproduct. When an animal like a deer consumes the plant, it takes in the carbon within the glucose. Through cellular respiration, animals metabolize the glucose, which combines with oxygen to produce carbon dioxide, water, and energy. The carbon dioxide, now a byproduct of respiration, is released back into the atmosphere, completing the cycle.
What are chemical messengers that can travel through the bloodstream and tell cells in the body what to do.
the kingdom, one of six kingdoms of life, is known for it's ability to survive in extreme enviroments
Answer:
Kingdom Archaebacteria
Explanation:
Archaebacteria is a types of bacteria that can live in high temperature or they require high temperature to live. Archaebacteria belongs to thermophiles. These bacteria grow well in temperature between 55 to 113 degrees Celsius. These bacteria found in hot springs and hydrothermal vents. Examples of Archaebacteria bacteria are Cyanidium caldarium and Chaetomium thermophile.
Which action would be completed by skeleton muscle tissue
Answer:
Kicking a soccer ball
Explanation:
1. digesting lunch
2. Blood moving through arteries
3. increasing the heartbeat
4. kicking a soccer ball
Answer:
D: Kicking a soccer ball
Explanation:
Select the correct answer.
Which of the following is the correct explanation for linked genes?
O A.
genes located on the same chromosome and inherited together
O B. genes located on different chromosomes but inherited together
OC. genes located on mutated chromosomes that are inherited together
Answer:
genes exist in different forms, which we now call alleles. ... 2.11 In human beings, the gene for b-globin is located on chro- ... 3.22 The following pedigree shows the inheritance of a domi- ... 4.6 A woman with type O blood gave birth to a baby, also ... phase so that the two X chromosomes disjoin together. Option (B)
Explanation:
Place the events of protein synthesis in the correct order.
The sequential events of protein synthesis include gene location, DNA unwinding, RNA synthesis, mRNA exit from the nucleus, tRNA initiation, codon-by-codon protein construction, protein folding, and final release into the cytoplasm for functional activity.
The process of protein synthesis involves several intricate steps, each crucial for the accurate construction of a functional protein. Here is the chronological order of these events:
Gene to be Decoded Located by Enzymes:
The initial step involves locating the gene to be decoded. Enzymes play a key role in identifying and preparing the gene for transcription.
RNA Polymerase Unzips and Unwinds DNA:
Once the gene is identified, RNA polymerase initiates the process by unzipping and unwinding the DNA double helix. This allows for the synthesis of a complementary RNA strand based on the exposed DNA template.
RNA is Made by Base Matching:
RNA is synthesized by complementary base pairing. Adenine (A) pairs with uracil (U), thymine (T) pairs with adenine (A), cytosine (C) pairs with guanine (G), and guanine (G) pairs with cytosine (C).
RNA Exits the Nucleus and Binds to Ribosome:
The newly synthesized RNA, known as messenger RNA (mRNA), exits the nucleus and travels to the cytoplasm, where it binds to a ribosome, the cellular machinery responsible for protein synthesis.
tRNA Brings in the First Codon:
Transfer RNA (tRNA) molecules carry amino acids to the ribosome, and the tRNA with the anticodon complementary to the mRNA's start codon initiates the process.
Protein is Built Codon by Codon:
The ribosome reads the mRNA codon by codon, attracting appropriate tRNA molecules that carry specific amino acids. These amino acids are then joined together to form a growing polypeptide chain.
Protein Folds and is Able to Do its Function:
The newly synthesized protein emerges from the ribosome and undergoes folding and post-translational modifications to attain its functional three-dimensional structure.
Protein Detaches from Ribosome and Moves to Cytoplasm:
Once the protein is fully synthesized, it detaches from the ribosome and is released into the cytoplasm, where it can perform its designated cellular function.
Final answer:
In protein synthesis, the correct order is transcription of DNA into mRNA, mRNA processing and transport out of the nucleus, translation of mRNA on the ribosome with tRNA, and finally folding and modification of the polypeptide into a functional protein.
Explanation:
Protein Synthesis Process
The process of protein synthesis involves multiple steps required for a cell to produce a functional protein. Firstly, the sequence of nucleotides in DNA is transcribed into a messenger RNA (mRNA) copy during transcription. This mRNA then exits the nucleus and travels to the ribosome. Here, transfer RNA (tRNA) molecules bind to the mRNA in a process called translation, where each tRNA carries a specific amino acid that is added to the growing polypeptide chain. After translation, the polypeptide is folded into its functional three-dimensional shape, which can be followed by further post-translational modifications and transport to the appropriate location within the cell or beyond.
Transcription of DNA into mRNA
Processing and exiting of mRNA from the nucleus
Translation of mRNA by ribosomes with the aid of tRNA
Folding and possible modification of the polypeptide chain into a functional protein
Incorrect ordering, such as starting with 'protein synthesis on the ribosome' or 'tagging in the vesicle' before the transcription and translation processes, does not accurately describe the correct sequence of protein synthesis.
Continents are made of_____.
A.) played
B.) lithosphere
C.) crystal rock
D.) mantle rock
A continent is a large land mass and its surrounding shallow continental shelf. Both are composed primarily of granite, which is lighter than the liquid mantle of the Earth and therefore floats upon it like cork on water.
Granite would be the correct answer but i see you don't have that there, Lithosphere i would say may be the right answer. or this
The continents are made out of relatively brittle rock called the "Crust"
1. What's the primary way that fungi spread and reproduce on Earth?
2. What's the role of mycorrhizae in plants? What kind of relationship is this?
3. What are the three main substances that fungi are able to turn into usable forms for other organisms?
4. What's one way that fungi help to maintain homeostasis in ecosystems?
5. Why is it helpful that fungi attack and kill other parasitic organisms?
Answer:
1. The primary way that fungi reproduce and spread their species on Earth is through spores. These spores are carried by the wind or by other organisms.
2. The role of mycorrhizae in plants is that they live in the roots of plants and turn unusable matter into minerals and water for the plants. The plants also provide energy and a place for the mycorrhiza to live.
3. The three main substances that fungi convert into usable forms for other organisms are phosphorus, nitrogen, and carbon.
4. Fungi break down organic matter and convert it into usable nutrients.
5. It's helpful that fungi attack and kill other organisms that are parasitic because these parasitic organisms can wreak havoc on the ecosystem. The fungi help to protect other species and populations by controlling and curbing the growth of the parasitic organism.
Explanation:
Penn Foster
Which organism will have DNA most similar to the bird? Why?
The organism that has DNA most similar to the bird is a crocodile.
What is DNA?The full form of DNA should be deoxyribonucleic acid representing the molecule that comprises of the genetic code of organisms. This involved animals, plants, bacteria. etc. Also, it should be in the each and every cell in the organism.
Also, the crocodiles should be the closest living relative as compared to the birds that shared the common ancestor which live approx 240 million years ago.
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A fish tank is a type of human-made ecosystem. Which of the following lists only abiotic factors found in a fish tank ecosystem?
A. water, fish, constant temperature
B. snails, tank, water filter
C. water filter, rocks, plants
D. water, oxygen, constant temperature
D. Water, Oxygen, Constant temperature
Choose the correct answers from the drop-down menus.
What are the rangers doing to restore the population of the Sierra Nevada yellow-legged frogs?
If the organisms that preyed on and competed with the yellow-legged frogs were removed from the affected lakes,
what would most likely happen to the population of the garter snakes?
Answer: 1) B 2) A
Explanation:
Answer:
1. removing fish from affected lakes
2. Its population will increase
Explanation:
Which best defines matter?
O
A. All the living things on the planet
O
B. All solid objects that can be seen
O
C. Anything in the atmosphere
O
D. Anything that takes up space and has mass
SUBMIT
PREVIOUS
describe how an organisms niche is different than its habitat
Answer:
A habitat can be defined as an area, where different species lives and interact with the other factors, while niche is an ideology, of how an organism's lives and survive in the provided environmental conditions. Habitat consists of numerous niches; Niche does not contain any such components.
Explanation:
6. Fungus is an organism not drawn in the above
food chain although it has a very important
role. Describe an important role of organisms
such as fungi and bhacteria:
Answer:
Fungi and bacteria help other things such as wast and minerals break down and reproduce. They are very important role of organisms. Without them our grounds would be full of trash and non broken down minerals. Our lands would be toxic on the outside, and many animals would die. It isn't on the food chain because, nothing really eats it, because some are toxic, but we also need them for the environment and breaking down things.
Explanation:
I searched it up. I hope this helps! Have a nice day. Bye. :)
Organisms like fungi and bacteria are not drawn into the food chain because they perform the role of decomposers in nature. While the food chain gets initiated with the producers which are plants.
What is a Food chain?The food chain may be defined as the process through which the transfer of energy from producers to top consumers through a series of organisms. One organism can hold only one position. The flow of energy is very easy to calculate.
Both fungi and bacteria break down the complex substance into smaller components which are easily consumed by plants and other organisms. They make the earth free from toxic compounds by breaking them into smaller usable forms. So, they are also known as the sweepers of the environment.
Therefore, fungi and bacteria perform the role of decomposers in nature.
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How can DNA be used to help solve a crime?
Answer: DNA can be used to help solve a crime by identify who was present at the scene of the crime, DNA could possibly lead to the direct suspect.
By: Fingerprints, strands of hair, saliva, etc.
DNA can be used to identify an individual in a crime scene as double helix molecule composed of two long chains of nucleotides. The linear order of these nucleotides in DNA is highly specific and therefore it can be used to compare a sample found in a crime scene in order to identify a suspect.
What is a DNA?DNA, or deoxyribonucleic acid, is the hereditary material in humans and almost all other organisms. Nearly every cell in a person’s body has the same DNA. Deoxyribonucleic acid is a polymer composed of two polynucleotide chains that coil around each other to form a double helix carrying genetic instructions for the development, functioning, growth and reproduction of all known organisms and many viruses.
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What do arrows in a food chain and food web represent?
Answer:
They represent where the flow of energy is going. Ex; a fish with an arrow pointing to a bear. The energy of the fish goes to the bear after the bear consumes the fish.
The map below shows the State and Local Air Monitoring Stations (SLAMS). Each red dot represents one of nearly 4,000 air quality monitoring stations in the SLAMS network. Data from these stations is compiled so that levels of air pollutants can be assessed by the Environmental Protection Agency.
Image courtesy of the EPA
Suppose that recent data from the SLAMS network showed a general rise in air pollution levels. What would such data most likely suggest?
A.
That stricter air quality controls are necessary to reduce emissions.
B.
That air quality controls are no longer needed to reduce emissions.
C.
That the SLAMS network as a whole is not functioning properly.
D.
That air quality controls need to be relaxed to reduce emissions.
Answer:
Explanation:
A. is the correct answer
What are 2 ways that meiosis leads to genetic variation? How do they lead to variation?
Answer:
1. Through random mutations that happen during the reproductive process.
2. Different pairs of chromatids join together
What are many earthworks intended to do?
Answer:
Earthworks are intended to appreciate nature in different ways.
Explanation:
The beauty of nature and the relationship of nature were shown in the earthworks.
Earth-works:
It was an art movement during the 1960s- 1970s especially in Great Britain. It is also known as land arts.
In this trend, artists create arts on land far away from the population center. Artists use the soil, stones, and vegetation to create an earthwork. From their artwork, they want to show the connection between humans and nature.
Some of them are small sculptures while others are very large. For example- titled Spiral Jetty was created in the Great Salt Lake extended up to 1500 feet.
Therefore, many earthworks are intended to show the beauty of nature.
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What is the photosynthetic structure of plants
Answer:
What is the photosynthetic structure of plants?
The photosynthetic structure of plants is chlorophyl
Explanation:
Chlorophyls is contained in the chloroplast, it is the chlorophyl that gives green pigmentation that traps sunlight and enhances photosynthesis
are these correct ? im not too sure thank you
Answer: Not quite.
Explanation: Photosynthesis takes place in the chloroplast, not cellular respiration. The reactants of photosynthesis are carbon dioxide and water and the products are glucose and oxygen. The reactants of cellular respiration are glucose and oxygen and the products are carbon dioxide and water.
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Where does the pancreatic duct carry its sections?
Answer:
This large duct carries the digestive enzymes and bicarbonate down the length of the pancreas, from the tail to the head section, and into the duodenum. The common bile duct also runs through the head section of the pancreas, carrying bile from the liver and gallbladder into the small intestine
Explanation:
4. Based on the data you found, about how many of the 100 aliens would become thin if the temperature were 35 C
Answer: D
Explanation: More than 90
Now write down four more questions about bulldogs that will help you strengthen your arguments in your research paper.
Answer:
how much can they weigh?
what does their bark sound like?
how thick is their fur?
how long do they live?
Explanation:
To strengthen a research paper on bulldogs, consider exploring questions about the breed's differentiation from other breeds, common health concerns, temperament, and historical background.
Explanation:
To strengthen your arguments in your research paper about bulldogs, you could consider asking the following additional questions:
What differentiates the bulldog breed from other dog breeds?What are the specific health concerns commonly associated with bulldogs?How does the bulldog's temperament affect its suitability as a pet?What is the history of the bulldog breed and its role in various cultures?Each of these questions will help you delve deeper into understanding bulldogs from different angles such as breed characteristics, health factors, behavioral traits, and historical background.
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what does the mitochondria do for our body, what benefits does it give?
Answer: Mitochondria are known as the powerhouses of the cell. They are organelles that act like a digestive system which takes in nutrients, breaks them down, and creates energy rich molecules for the cell. The biochemical processes of the cell are known as cellular respiration.
Explanation:
Answer:
Mitochondria provides energy to the body.
Explanation:
Mitochondria is an important organelle of the cell. Mitochondria is also called power house of the cell because it generates energy in the form of Adenine tri phosphate (ATP) by the breakdown of glucose molecules in the process of respiration. In the presence of oxygen, mitochondria produce more ATP while without oxygen very low ATP is produced.