How does the carbon locked in shells of marine organisms move back to the atmosphere?
A through subduction of deposits and volcanism
B through the process of respiration in these organisms
C through death and decomposition
D through the microbial process of ammonification
E through chemical reactions in acidifying oceans
Answers
Carbon locked in shells of marine organisms moves back to the atmosphere through death and decomposition of those organisms.
What is the carbon cycle?The carbon cycle refers to the movement of carbon through the biogeochemical cycle. The carbon cycle cuts across;
The lithosphereThe hydrosphereThe atmosphereCarbon locked in shells of marine organisms moves back to the atmosphere through death and decomposition of those organisms.
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Related Questions
which process is tRNA used in?
Answers
Answer:
Transfer ribonucleic acid (tRNA) is a type of RNA molecule that helps decode a messenger RNA (mRNA) sequence into a protein. tRNAs function at specific sites in the ribosome during translation, which is a process that synthesizes a protein from an mRNA molecule.
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3. What is the function of the epiglottis? helps to mechanically break down food moves the food towards the esophagus releases enzymes to aid in the digestion of fats closes over the windpipe so that no food enters the lungs
Answers
Explanation:
The epiglottis is a flap in the throat that keeps food from entering the windpipe and the lungs. It's attached to the entrance of the larynx and stands open during breathing, allowing air to flow into the larynx. But during swallowing, it closes to force liquids or food into the esophagus instead.
Hope it helps and don't forget to rate-me down below and smash that brainliest button!Have a Great Day,EdwinWhale primary functions
Answers
The primary functions of whales include feeding, reproduction, communication, and migration.
Whales are primarily filter feeders or predators, depending on the species.
Filter-feeding whales, such as baleen whales, have baleen plates in their mouths that allow them to filter out small prey, such as krill or small fish, from large volumes of water.
Predatory whales, such as toothed whales, hunt and feed on various marine organisms, including fish, squid, and marine mammals.
Reproduction is another important function for whales. Most whale species have a gestation period of several months, with females giving birth to a single calf.
The calves are nursed with milk from their mothers and rely on their care for a period of time until they become independent.
Communication is vital for whales, as they rely on vocalizations to communicate with other members of their pod.
Whales produce a variety of sounds, including songs, clicks, and whistles, which serve purposes such as mating, social interactions, and navigation.
Migration is a common behavior observed in many whale species. Whales undertake long-distance migrations, often covering thousands of kilometers, to reach feeding grounds in nutrient-rich waters or to reproduce in specific breeding areas.
These migrations are driven by seasonal changes in food availability and environmental conditions.
In summary, the primary functions of whales encompass feeding, reproduction, communication, and migration, all of which are essential for their survival and successful adaptation to their marine environments.
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in mountainous areas of western north america, which type of plant life would you expect to find on a southern-slope of a mountain? * 5 points a) drought-tolerant plants b) coniferous pine trees c) broadleaf woody trees d) cone-bearing trees
Answers
Drought-tolerant plants may also be found on southern slopes of mountains in western North America, but coniferous pine trees are the most likely type of plant life to be found there. Option A.
Coniferous trees are trees that produce cones and needles rather than flowers and leaves. They are also known as evergreens because they retain their needles year-round. Conifers are typically found in cooler climates, such as mountainous regions or higher latitudes.What is a southern slope of a mountain.
A southern slope of a mountain is a slope that is exposed to the sun for the majority of the day. This can cause the slope to be warmer and drier than the other side of the mountain, which can affect the types of plant life that are able to grow there. Option A.
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What are 3 major differences between plant and animal cells?
Answers
The three main differences between plant and animal cells are based on the following organelles:
Cell wallChloroplastsVacuolesThere are several differences between plant and animal cells, but the three major ones are:
Cell wall: Plant cells have a rigid cell wall made of cellulose that provides support and structure, while animal cells do not have a cell wall.Chloroplasts: Plant cells have chloroplasts, which are responsible for photosynthesis and converting light energy into chemical energy. Animal cells do not have chloroplasts.Vacuoles: Plant cells have a large central vacuole that stores water and other substances, while animal cells have smaller vacuoles.These differences are important for the different functions and characteristics of plant and animal cells.
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What are the set of phenotypic traits that benefit a species in a given environment?
Group of answer choices
genotypes
mutations
phenotypes
adaptations
Answers
Answer:adaptions
Explanation:
which two macromolecules are the main sources of energy?
Answers
Answer:
Lipids (fats) and carbohydrates
Explanation:
Carbohydrates can be directly broken into glucose for use in cellular respiration. Lipids are used to store energy for extended periods of time. Proteins can be used for energy, but are not as efficient or quick as the previously mentioned macromolecules.
Identify the type of nutrition exhibited by the given figure
Answers
The type of nutrition exhibited by the given figure is the saprophytic type of nutrition.
What nutrition type is it?The nutrition type that can be seen in the given image is the saprophytic mode of nutrition. In this type of nutrition, the living thing gets its nutrition from the dissolved forms of organic material.
This is very typical of bread mold which gets its nutrition by consuming dead and decaying matter. Other things that follow this nutrition pattern are yeast and mushrooms.
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when we process new stimuli based on our past experiences, we are using ______processing.
Answers
Bottom-up processing is used when we interpret new stimuli in light of our prior knowledge, thus the correct answer is bottom-up processing.
According to the principle of "bottom-up processing," perceptions start with an external input and progress upward until an internal image of the thing is formed. This procedure suggests that we only assemble the sensory elements that comprise our perceptual experience using information from our senses.
To perceive the world, we must convert ambient energy into cerebral messages, a process known as sensation. In the subsequent phase of the process, known as perception, our brains interpret these sensory facts.
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Which of the following method of reproduction is common to paramecium and amoeba? (A) conjugation (B) sexual reproduction (C) binary fission (D) budding (E) figamentation
Answers
Answer:
(C) binary fission.
Explanation:
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Shopping at Super Sale Days, Martha buys her
children 3 shirts and 2 pairs of pants for $85. 50.
She returns during the sale and buys 4 more shirts
and 3 more pairs of pants for $123. What is the
sale price of the shirts and pants?
To receive full credit for this question, you must
include:
• Equation 1
• Equation 2
• Price of Shirts
• Price of Pants
Answers
The sale price of the shirts is $10.50 each, and the sale price of the pants is $27 each.
How to determine sale price?Assume the price of each shirt is "S" and the price of each pair of pants is "P."
From the given information, form the following equations:
Equation 1: 3S + 2P = 85.50 (for the first purchase)
Equation 2: 4S + 3P = 123 (for the second purchase)
First, solve Equation 1 for S:
3S + 2P = 85.50
3S = 85.50 - 2P
S = (85.50 - 2P) / 3
Substitute this value of S into Equation 2:
4S + 3P = 123
4((85.50 - 2P) / 3) + 3P = 123
Now, solve this equation to find the price of pants:
Multiply both sides by 3 to eliminate the fraction:
4(85.50 - 2P) + 9P = 369
342 - 8P + 9P = 369
P = 369 - 342
P = 27
Substitute the value of P back into Equation 1 to find the price of shirts:
3S + 2(27) = 85.50
3S + 54 = 85.50
3S = 85.50 - 54
3S = 31.50
S = 31.50 / 3
S = 10.50
Therefore, the sale price of the shirts is $10.50 each, and the sale price of the pants is $27 each.
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which term means resting before an event to prevent overworked muscles?
Answers
The term that describes resting before an event to prevent overworked muscles is "tapering."
Tapering is a crucial component of athletic training and preparation. It involves a deliberate reduction in the volume and intensity of training leading up to a competition or event. The purpose of tapering is to allow the body to recover from the accumulated fatigue caused by intense training and to optimize performance on the day of the event.
During a taper, athletes gradually reduce the duration, frequency, and intensity of their workouts while maintaining overall fitness levels. This reduction in training load helps to prevent overworked muscles and allows for the restoration of glycogen stores, repair of muscle damage, and reduction of any lingering fatigue or inflammation. Tapering also provides a psychological break, reducing stress and enhancing focus and motivation.
The duration of a taper can vary depending on the individual, sport, and event. Typically, a taper lasts anywhere from a few days to a few weeks. It is important to strike a balance between reducing the training load and maintaining enough activity to prevent detraining or loss of fitness. When done correctly, tapering can significantly improve an athlete's performance by ensuring they are well-rested, fully recovered, and ready to perform at their best.
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Which of the following best supports the endosymbiont theory that present-day eukaryotic cells are descendants of a successful symbiotic relationship between a host cell and an engulfed prokaryote?
A. Chloroplasts and mitochondria replicate in a similar manner as some prokaryotes.
B. Chloroplasts are necessary for photosynthesis reactions in plant and bacteria cells.
C. Mitochondria and chloroplasts are able to produce ATP molecules to be used by the cell.
D. Mitochondria use proteins and nutrients produced in other regions of the eukaryotic cell.
Answers
Answer:
A. Chloroplasts and mitochondria replicate in a similar manner as some prokaryotes
Explanation:
Endosymbiont theory deals with how eukaryotic organisms were formed from prokaryotic organisms. Prokaryotes such as Bacteria were documented as the first form of life on earth through fossil records before eukaryotes came into light.
Organelles such as Chloroplasts and mitochondria replicate in a similar manner as some prokaryotes. This supports the endosymbiont theory that present-day eukaryotic cells are descendants of a successful symbiotic relationship between a host cell and an engulfed prokaryote
How are organisms in the domain Eukarya different from those in the domain Archaea?
A. Eukaryotes have one cell.
B. Eukaryotes have a cell wall.
C. Eukaryotes have genetic material.
D. Eukaryotes have a nucleus.
Answers
Answer:
C. Eukaryotes have genetic material.
Explanation:
okayyyyyyy
Which of the following problems are a result of acid deposition?
Nitrogen depletion in soils
Decreased pH levels in lakes and rivers
Corrosion of monuments and metal structures
I and III
II and III
I only
II only
Answers
Answer:
II and III
Explanation:
Acid will decrease pH levels in water and corrode monuments like marble statues and rust metals, but has no correlation to nitrogen depletion.
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Who was the German psychologist who made the first attempts to scientifically study forgetting?
Answers
The German psychologist who made the first attempts to scientifically study forgetting was: Hermann Ebbinghaus.
In the late 19th century, Ebbinghaus conducted a series of experiments on himself to study the nature of human memory and forgetting. He used a list of nonsense syllables that were unfamiliar to him and tested his ability to recall them at various intervals.
Ebbinghaus discovered that the rate of forgetting was rapid immediately after learning, but that it slowed down over time. He also found that the amount of information retained was affected by the difficulty of the material, the amount of time spent learning it, and the amount of interference from other material.
Ebbinghaus's work laid the foundation for the scientific study of memory and forgetting, and his findings continue to influence research in the field today.
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What is the likely cause of the blockage in the following scenario?
A plumber, cleaning out recently blocked lines, indicates that there are roots blocking the sewer system. There are no trees immediately over the sewer line and have not been for years; there is only a small group of trees on the side of the property, several yards from the line.
taproots
lateral roots
aerial roots
primary roots
Answers
what would a genetic mutation most immediately affect
Answers
Answer:
The structure of one or more proteins produced by the organism.
Explanation:
Genetic mutation can also can cancer 5 - 10% of the time.
What is conjugation in bacteria?
Answers
Conjugation in bacteria is the process of transferring genetic material from one bacterium to another through a pilus.
Conjugation is a method of horizontal gene transfer in bacteria, where genetic material is transferred from a donor bacterium to a recipient bacterium through a pilus. The pilus, which is a thin tube-like structure, connects the two bacteria, allowing for the transfer of genetic material, such as plasmids or other mobile genetic elements.
During conjugation, the donor bacterium replicates its plasmid and transfers one copy to the recipient bacterium. This transfer of genetic material can provide the recipient bacterium with new traits, such as antibiotic resistance or the ability to metabolize new substrates.
Conjugation is an essential mechanism for the spread of antibiotic resistance in bacteria and plays a significant role in bacterial evolution and adaptation.
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When mitochondria are extracted from cells for biochemical study, they are usually kept in a 0.25 mol dm^-3 sucrose solution. Why is the sucrose solution used?
A. to act as a solvent
B. to enable the rate of reaction of the mitochondria to be determined
C. to prevent the mitochondria from changing in structure
D. to provide a source of energy
Answers
The sucrose solution is used to prevent the mitochondria from changing in structure. Option C.
In these experiments, we used 0.25 molar sucrose without pH adjustment to keep the mitochondria fairly delicate to easily visualize the slight adverse effects of homogenization. Cohesive stress theory describes how water rises through the xylem.
Inside the leaf at the cellular level water on the surface of the mesophyll cells saturates the cellulose microfibrils of the primary cell wall. The hemoglobin molecule has four binding sites for oxygen molecules. An iron atom with four heme groups. Therefore, each Hb tetramer can bind four oxygen molecules. From the molecular weight of Hb, we can calculate that 1 g of Hb can bind 1.39 ml of oxygen.
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A woman brings in a spray puppy she has rescued off the street. She wants to adopt the dog.
but it looks sick. The dog seems tired, will not eat, and has diarrhea. Dr. Snyder looks very concerned. He takes a small sample of the puppy's feces and runs a test. Fifteen minutes later he comes back with bad news: the puppy has parvovirus. The disease is often fetal, but many dogs survive with good treatment.
Dr. Snyder tells Lizzie that parvovirus is preventable, and a dog cannot get infected if it is given a shot.
What type of shot would prevent a dog from the parvovirus disease? Explain how this shot protects a
dog so it cannot get sick from a virus.
Answers
Answer:
DHPP Vaccine
Explanation:
is used to protect your pet
A train moving at speed of 50km/h. How many hours will it take the train to travel 600km
Answers
Answer: 12
Explanation:
600/50 is 12 so the answer is twelve
:
Explain how dna methylation and the formation of a dna loop control the expression of lgf2 gene in mamals. How is this gene imprinted so that only the paternal copy is expressed in offspring?
Answers
DNA methylation control the expression of lgf2 gene in mammals and the insulin-like increase component 2 gene IGf2 encodes an crucial increase factor and is imprinted in diverse mammalian species.
DNA methylation regulates gene expression by recruiting proteins involved in gene repression or by means of inhibiting the binding of transcription element to DNA. throughout improvement, the sample of DNA methylation within the genome changes due to a dynamic procedure concerning both de novo DNA methylation and demethylation.
Methylation blocks the promoter website at which transcription factors bind to, preventing gene expression. changes to DNA methylation patterns play a first-rate position inside the onset of most cancers.
Methylation seems to influence gene expression by affecting the interactions with DNA of each chromatin proteins and specific transcription factors. even though methylation styles are very strong in somatic cells, the early embryo is big changes in DNA amendment.
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The digestion of ___ takes place in the stomach by the actions of enzymes operating at low pH. This digestion continues in the small intestine and the large molecules are broken down into ___.
Answers
Answer:
food minerals
Amount of energy calculated at each trophic level
Answers
let's say the 6th nucleotide in the original dna sequence changes from an a to a c. do you think that would effect the activity of the protein? why or why not?
Answers
Yes, changing the 6th nucleotide in the original DNA sequence from an A to a C would affect the activity of the protein. This is because the sequence of nucleotides in DNA determines the sequence of amino acids in proteins, and changing even a single nucleotide can cause a change in the amino acid sequence which can, in turn, affect the structure and function of the protein.
The genetic code is made up of codons, which consist of three nucleotides that correspond to a specific amino acid. Changing one nucleotide can alter the codon, which can then lead to a different amino acid being incorporated into the protein. Depending on the location of the amino acid change, it can affect the activity of the protein in various ways. For example, if the changed nucleotide leads to a different amino acid being incorporated into the protein, the protein may not fold correctly, which can affect its function.
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What concept does the illustration shown in the picture represent?
Answers
Answer:
D
Explanation:
It's the building and sequencing of your DNA.
What are the types of Vitamins and their functions in the body?
Answers
Biotin Part of an enzyme needed for energy metabolism
Pyridoxine (vitamin B6) Part of an enzyme needed for protein metabolism; helps make red blood cells
Folic acid Part of an enzyme needed for making DNA and new cells, especially red blood cells
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True/false: platelets can undergo mitosis and perform repairs if damaged
Answers
Answer:
False.
Explanation:
Hope this helps!
Platelets can undergo mitosis and perform repairs if damaged is False. Platelets are anucleate (lack a nucleus) and cannot undergo mitosis or perform repairs if damaged
Platelets are anucleate (lack a nucleus) and cannot undergo mitosis or perform repairs if damaged. They function primarily in blood clotting and wound healing by forming clots to stop bleeding.
False, platelets cannot undergo mitosis and perform repairs if damaged. Platelets are small cell fragments derived from larger cells called megakaryocytes and do not possess the necessary cellular machinery for mitosis or self-repair. Their primary function is to aid in blood clotting and wound healing.
Hence, Platelets can undergo mitosis and perform repairs if damaged is False. Platelets are anucleate (lack a nucleus) and cannot undergo mitosis or perform repairs if damaged.
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How can someone inherit a trait from their parent while the sibling does not please help me!!!
Answers
Answer:
Genetics is the study of how heritable traits are transmitted from parents to offspring. Humans have long observed that traits tend to be similar in families. It wasn't until the mid-nineteenth century that larger implications of genetic inheritance began to be studied scientifically.
Explanation: