the florida everglades have declined in size and suffered from pollution due to overpopulation. when runoff occurs, a dense growth of algae forms along the water surface. what will be the impact of these algae growths?
Answers
The impact of dense algae growths in the Florida Everglades due to pollution and runoff can be detrimental to the ecosystem.
The algae growths can lead to decreased oxygen levels in the water, causing harm to aquatic organisms. The dense mats of algae can block sunlight, preventing it from reaching submerged plants and affecting their growth. This can disrupt the food chain and habitat of many species, including fish, reptiles, and birds that rely on the Everglades for survival. Additionally, when the algae die and decompose, it depletes oxygen further, leading to fish kills and further degradation of the ecosystem. The decline in the size of the Everglades combined with pollution-induced algae growths poses a serious threat to the biodiversity and ecological balance of this unique wetland ecosystem.
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Related Questions
which will increase the rate of a chemical reaction ?
adding a catalyst
decreasing the pressure
decreasing the tempertaure
removing a catalyst
Answers
Answer:
adding a catalyst will increase the rate of a chemical reaction
Movement across which of the following generally results in a net loss of solutes and/or water?
A) gastrointestinal tract only
B) skin only
C) renal tubules only
D) both the gastrointestinal tract and renal tubules
E) both skin and renal tubules
Answers
The movement across both the gastrointestinal tract and renal tubules generally results in a net loss of solutes and/or water. The correct option is D.
Option D, "both the gastrointestinal tract and renal tubules," is the correct choice. Both the gastrointestinal (GI) tract and the renal tubules are involved in the process of excretion and elimination of waste products from the body.
In the gastrointestinal tract, the digestion and absorption of nutrients take place. However, certain substances, such as undigested food particles, toxins, and excess salts, can be excreted in the feces. This process involves the net loss of solutes and water from the body.
In the renal tubules, which are part of the kidney's nephrons, the filtration, reabsorption, and secretion of substances occur. Filtration involves the movement of water and solutes from the blood into the renal tubules. Reabsorption refers to the selective reabsorption of essential substances (such as glucose, ions, and water) back into the bloodstream. Secretion involves the active transport of certain substances (such as waste products and excess ions) from the blood into the renal tubules.
Overall, the combined function of the gastrointestinal tract and renal tubules contributes to the elimination of waste products from the body. This process often involves a net loss of solutes and/or water as these waste products are excreted. Therefore, option D is the correct choice.
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What cell parts are common to all of these cells?
Use complete sentences.
Answers
Answer:
nuclear, cell membrane, DNA
Explanation:
If you're talking about Prokaryotic and Eukaryotic cells...
They both have a cell membrane, which is basically like the wall of the cell.
They both have ribosomes, which are basically protein things.
They both have nucleoids, basically DNA.
They both have cytoplasm, or the stuff that fills in the remaining space in the cell.
If you are talking about animal and plant cells...
Animal cells basically share everything they have with plant cells, apart from the fact that plant cells have cell walls instead of a cell membrane.
However, plant cells don't have the flagella, centrioles, and a few more other things that animal cells do.
Plant cells also have a central vacuole and chloroplasts.
which sentence best explains the relationship between a community and an ecosystem
Answers
Answer:
Community - different species
Ecosystem - a community is a part of the larger ecosystem
Explanation:
A community refers to the population of different species living in a specific area, interacting with one another and their environment.An ecosystem, on the other hand, encompasses both the living (biotic) and non-living (abiotic) components of a particular area
History taking is key part of each initial consultation. Which of the following is NOT typically included?
How the animal is behaving
What tests are going to be carried out
What the symptoms are
How the animal is eating and drinking
What treatments they are receiving (including non-prescribed)
Answers
Answer:
what test are going to be carried out
the members of which clade in the phylum cnidaria occur only as polyps?
Answers
The clade within the phylum Cnidaria that occurs only as polyps is the Anthozoa.
Anthozoa is a class of marine invertebrates that includes coral, sea anemones, and sea pens. Unlike other classes of cnidarians such as the Scyphozoa and Hydrozoa, the Anthozoa do not have a medusa stage in their life cycle. Instead, they only exist as polyps.
Anthozoan polyps are typically sessile, meaning they are attached to a substrate and do not move around. They are also typically colonial, meaning that many polyps live together in a single structure, such as a coral reef. These polyps are specialized for different functions, such as feeding or reproduction.
In contrast to the medusa stage, which is often more visible and well-known due to their mobility, the polyp stage is less well-known but crucial to the life cycle of the organism. The polyps are responsible for feeding and reproduction, and in the case of colonial organisms like coral, building the structures that form reefs.
In conclusion, the Anthozoa clade within the phylum Cnidaria only exists as polyps, which are colonial and sessile, and play important roles in feeding, reproduction, and building of coral reefs.
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peristalsis is a coordinated wave of relaxation and contraction of _____ muscles.
Answers
Peristalsis is a coordinated wave of relaxation and contraction of smooth muscles.
Smooth muscle is found in the walls of many organs in the body, including the gastrointestinal tract, where it plays an important role in the movement of food through the digestive system.
During peristalsis, the circular smooth muscles behind the food bolus contract, which pushes the food forward. At the same time, the longitudinal smooth muscles in front of the food bolus relax, which allows the food to move forward.
This coordinated relaxation and contraction of smooth muscles helps to move food through the digestive tract and allows for efficient absorption of nutrients from the food.
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Does neurotransmitters funciton as ligands on the postsynapics neuron?
Answers
Yes, neurotransmitters function as ligands on the postsynaptic neuron. Ligands are molecules that bind to a receptor on a cell, and this binding triggers a biological response.
Yes, neurotransmitters function as ligands on the postsynaptic neuron. Ligands are molecules that bind to a receptor on a cell, and this binding triggers a biological response. Neurotransmitters are chemical messengers that transmit signals between neurons across the synaptic gap. These chemicals are released by the presynaptic neuron and bind to receptors on the postsynaptic neuron, acting as ligands. The postsynaptic neuron has specialized receptors on its surface that are activated by specific neurotransmitters. The neurotransmitters bind to these receptors, triggering a cascade of intracellular signaling events that lead to changes in the postsynaptic neuron's membrane potential, either increasing or decreasing the likelihood of an action potential. In conclusion, neurotransmitters function as ligands on the postsynaptic neuron, binding to specialized receptors and initiating a cascade of intracellular signaling events.
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A person living in hilly areas suffered from swollen neck. Which deficiency disease is he suffering from? What is the probable cause of this disease?
Answers
Answer:
iodine deficiency and diatery habits
Explanation:
consumption of naturally occurring goitrogens like millets, cassava and cabbage lead to thyroid disorder.
Does Orion’s Belt have retrograde motion? If so why or why not?
Answers
Answer: answer down below.
Explanation:
Orion rises in the night sky in the east and later sets in the western sky. The sun and the moon never go retrograde because the earth moves around the sun in the same direction. And the moon revolves around earth in the same direction. Only planets have this retrograde motion. Hopefully this helped
Question 1 Which of these is an example of a liquid-solid solution?
Answers
which of what? is there an attachment
Exercise increases the release of this hormone, which is responsible for feelings of happiness and wellbeing. Question 2 options: Melatonin Eustress Progesterone Endorphins
Answers
Endorphins are the hormones that are responsible for feelings of happiness and wellbeing, and exercise increases their release. Let's have a long answer to explain the role of endorphins in exercise and their effects on the body. Endorphins are neurotransmitters produced by the pituitary gland and hypothalamus that bind to opioid receptors in the brain.
These are the same receptors that are activated by opioids, and they produce similar effects.Endorphins are released during exercise, which is why it's often called a "natural high." This release is the result of the stress that the body experiences during exercise. The body interprets this stress as a potential threat and responds by producing endorphins.Endorphins are also responsible for reducing the perception of pain. They bind to the same receptors that opioids do, which is why they're sometimes called "natural painkillers." They reduce the perception of pain by inhibiting the transmission of pain signals to the brain.Exercise has other effects on the body besides the release of endorphins.
It can also increase the production of other hormones like serotonin and dopamine, which are also associated with feelings of happiness and wellbeing. Exercise also improves cardiovascular health, increases muscle strength and endurance, and reduces the risk of chronic diseases like obesity, diabetes, and heart disease.In conclusion, exercise increases the release of endorphins, which are hormones that are responsible for feelings of happiness and wellbeing. They reduce the perception of pain by inhibiting the transmission of pain signals to the brain, and they're sometimes called "natural painkillers." Exercise also has other beneficial effects on the body, including improved cardiovascular health, increased muscle strength and endurance, and a reduced risk of chronic diseases.
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The buildup of depolarization when EPSPs arrive at several places on the neuron is called ________ summation.
Answers
The buildup of depolarization when EPSPs arrive at several places on the neuron is called spatial summation.
Spatial summation is a fundamental mechanism in neuronal signaling that describes the process by which the depolarization (excitation) of a neuron increases when multiple excitatory signals (EPSPs) are received at different locations on the neuron simultaneously or in close succession.EPSPs (Excitatory Postsynaptic Potentials): EPSPs are electrical signals generated at the synapses of neurons when excitatory neurotransmitters bind to their corresponding receptors on the postsynaptic membrane. These EPSPs can result from inputs received from multiple presynaptic neurons.Depolarization: EPSPs are characterized by a transient depolarization of the postsynaptic membrane, meaning the electrical potential of the neuron becomes less negative. This depolarization brings the neuron closer to its threshold for firing an action potential.Multiple EPSPs: In spatial summation, EPSPs generated by different presynaptic neurons or from different synapses on the same neuron are summed together. This summation occurs at the postsynaptic neuron's integration zone, where the EPSPs generated by various inputs are combined.Buildup of Depolarization: As EPSPs arrive at several places (synapses) on the neuron, the depolarization they induce accumulates or adds up. If the combined depolarization reaches the neuron's firing threshold, an action potential is triggered.Significance of Spatial Summation: Spatial summation allows for the integration of multiple inputs from different sources, enhancing the overall excitatory effect on the postsynaptic neuron. It enables the nervous system to integrate and process information from various sensory inputs and coordinate complex neuronal responses.For more such questions on spatial summation, click on:
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Draw conclusions: Natural selection is the process by which favorable traits tend to
increase in frequency over time.
How does this experiment illustrate natural selection?
Answers
Answer:
it illustrated natural selection because the most favorable traits live longer than the unfavorable traits.
Explanation:
How do the different types of mutations affect the amino acid sequence of a polypeptide?
Answers
Answer:
the mutation changes one codon for an amino acid into another codon for that same amino acid. ... Silent substitutions never alter the amino acid sequence of the polypeptide chain. The severity of the effect of missense and nonsense mutations on the polypeptide will differ on a case-by-case basis.
What is:
a) Metamorphosis
b) Photosynthesis
c) Plant cycle
d) Absorption
e) Menustration
f) Sex.
Accurate answers please.
Answers
Answer:
a) Metamorphosis is a process by which an animal develops after birth including change in body structure.
b) Photosynthesis: this is the process used by plants to make their food.
c) Plant cycle: the generation and process/the adopted way in which plants grow.
d) Absorption is the ability for a light object/surface to be able to soak/take in something.
e) This is when a woman sees her monthly cycle/discharge of blood in a woman.(stage of puberty).
f) Sex is when someone have sexual intercourse/gender.
Explanation:
Hope they help.
What allows the 3 atoms in a water molecule to stay together
Answers
Answer:
hydrogen bond
Explanation:
these bonds are formed between hydrogen atoms and atoms with high electronegativity mostly with elements such as oxygen,flourine and nitrogen etc
sewage sludge is sometimes used as a fertilizer, unless it is contaminated with
Answers
Sewage sludge is sometimes used as a fertilizer, unless it is contaminated with toxic substances.
Sewage sludge is the semi-solid waste generated from wastewater treatment. It contains microbes, organic compounds, heavy metals, and other contaminants.The use of sewage sludge is an environmentally beneficial option for recycling nutrients and organic matter back to the soil. Agricultural, reclamation, and mine land use are the most common applications of sewage sludge. It is also used as a fuel for generating heat and electricity.
Sewage sludge must be treated before being released into the environment due to the presence of pathogens and other contaminants. Sewage sludge may contain pathogens such as bacteria, viruses, and protozoa that cause human disease. It may also contain toxic substances like heavy metals, industrial chemicals, and pharmaceuticals, which can harm the environment and public health. Therefore, sewage sludge needs to be treated to reduce these contaminants to safe levels.However, if the sewage sludge is contaminated with toxic substances, it should not be used as fertilizer.
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Where on the planet would you receive more direct sunlight?
A) locations in the mid-latitudes
B) at the North Pole
C) at the South Pole
D) places near the Equator
Answers
Answer:
D. places near the equator
the sun rotates in the equator and it’s always the hottest near the equator so yeah.
what are the four major differences by which eukaryotes control transcription compared to prokaryotes
Answers
Eukaryotes and prokaryotes have different mechanisms for regulating transcription. Eukaryotic transcription is tightly regulated by various factors such as chromatin structure and RNA polymerase II while prokaryotic transcription is not as tightly regulated because all the genes are usually turned on at the same time
Here are the four major differences by which eukaryotes control transcription compared to prokaryotes:
1. Eukaryotic transcription is tightly regulated by various transcription factors that initiate and direct the transcription process. Prokaryotic transcription is not tightly regulated because all the genes are usually turned on at the same time.
2. In eukaryotic cells, chromatin structure regulates transcription because DNA is coiled around histones, making it less accessible to transcriptional machinery. Prokaryotic cells do not have histones, so their DNA is more accessible to transcription factors.
3. Eukaryotic transcription is performed by RNA polymerase II, which transcribes the mRNA encoding proteins. Prokaryotes transcribe both mRNA and proteins using RNA polymerase.
4. In eukaryotes, alternative splicing occurs when a single gene is capable of producing multiple mRNAs. This means that the same DNA can produce different proteins. Prokaryotes do not have the ability to splice mRNA and therefore, cannot produce multiple proteins from the same gene.
Therefore, eukaryotes and prokaryotes have different mechanisms for regulating transcription. Eukaryotic transcription is tightly regulated by various factors such as chromatin structure and RNA polymerase II while prokaryotic transcription is not as tightly regulated because all the genes are usually turned on at the same time. Eukaryotic transcription also allows for alternative splicing, which can produce multiple proteins from the same DNA, while prokaryotic cells do not have this ability.
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in addition to inherited genetic mutations, what are other risk factors for colon and rectal cancer?
Answers
In addition to inherited genetic mutations, several other risk factors contribute to the development of colon and rectal cancer. These factors include:
1. Age
2. Personal or family history
3. Lifestyle factors
4. Diabetes
5. Certain inherited syndromes
6. Race and ethnicity
7. Previous radiation therapy
8. Environmental factors
1. Age: The risk of colon and rectal cancer increases with age, with the majority of cases occurring in individuals over 50 years old.
2. Personal or family history: Individuals with a personal history of colorectal polyps, inflammatory bowel disease (such as Crohn's disease or ulcerative colitis), or a family history of colorectal cancer are at a higher risk.
3. Lifestyle factors: Unhealthy lifestyle choices can increase the risk of colon and rectal cancer. These include a diet high in red and processed meats, low intake of fruits and vegetables, lack of physical activity, obesity, smoking, and excessive alcohol consumption.
4. Diabetes: People with type 2 diabetes have an increased risk of developing colon and rectal cancer, possibly due to factors such as insulin resistance and chronic inflammation.
5. Certain inherited syndromes: In addition to inherited genetic mutations, certain inherited syndromes, such as familial adenomatous polyposis (FAP) and Lynch syndrome (hereditary non-polyposis colorectal cancer), significantly increase the risk of developing colorectal cancer.
6. Race and ethnicity: Individuals of African-American descent have a higher incidence and mortality rate of colon cancer compared to other racial and ethnic groups.
7. Previous radiation therapy: Prior radiation treatment in the abdominal or pelvic area for previous cancers may increase the risk of developing colorectal cancer later in life.
8. Environmental factors: Exposure to certain environmental factors, such as certain chemicals, heavy metals, and radiation, may contribute to the development of colon and rectal cancer.
It's important to note that having one or more risk factors does not necessarily mean an individual will develop colon or rectal cancer. Regular screenings, adopting a healthy lifestyle, and following appropriate medical recommendations can help reduce the risk and detect these cancers at an early stage when treatment is most effective.
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In general, plant/animal mutualisms are______flexible in temperate than tropical climates because______temperate climates. a greater likelihood of disrupting mutualisms in
more, invasive species have
more, the physical environment has
less, the physical environment has
less, invasive species have
Answers
In general, plant/animal mutualisms are more flexible in temperate than tropical climates because the physical environment has a greater likelihood of disrupting mutualisms in temperate climates.
Plant/animal mutualisms are cooperative relationships between plants and animals where both species benefit. Examples include pollination, seed dispersal, and symbiotic relationships such as mycorrhizal associations. The flexibility of these mutualisms refers to their ability to adapt and persist under changing environmental conditions.
Temperate climates experience greater seasonal variation, including fluctuations in temperature, precipitation, and resource availability. These variations can disrupt the delicate balance of mutualistic interactions. For example, changes in flowering patterns due to unpredictable weather events can affect pollinators' ability to find nectar and pollen sources, potentially impacting plant reproduction.
Additionally, the physical environment in temperate climates can pose challenges for plant/animal mutualisms. Factors such as extreme cold, frost, and periodic droughts can alter the timing and availability of resources, making it more difficult for mutualistic partners to synchronize their activities.
Invasive species can also have a greater likelihood of disrupting mutualisms in temperate climates. Invasive plants or animals can outcompete native species for resources, disrupt ecological networks, or establish novel mutualistic partnerships that may not be beneficial for native species.
In contrast, tropical climates tend to have more stable and predictable environmental conditions throughout the year. The relatively consistent temperature, abundant rainfall, and high biodiversity in these regions provide a more favorable context for plant/animal mutualisms to develop and persist.
Therefore, due to the greater likelihood of disruptions from environmental variability and invasive species, plant/animal mutualisms are generally considered to be more flexible in temperate climates compared to tropical climates.
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Rachel Carson's book Silent Spring primarily focuses on the environmental problems associated with ________. Group of answer choices overpopulation aquifer depletion pesticide toxicity loss of biodiversity deforestation
Answers
The book Silent Spring primarily focuses on the environmental problems associated with pesticide toxicity.
Who is Rachel Carson?Rachel Carson is the author of the book that lends itsself to environmental concerns called "Silent Springs". This book was a best seller in the 19060s and opened the floor for discussion on environmental issues.
The book Silent Spring primarily focuses on the environmental problems associated with pesticide toxicity.
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HIV is thought have originated by __________. A. apes passing the disease to hunters B. early explorers traveling in jungles C. people drinking contaminated water D. mutations in the gene pool
Answers
HIV is thought have originated by \(\sf\purple{apes \:passing\: the \:disease\: to\: hunters}\) .
A. apes passing the disease to hunters.✔
\(\circ \: \: { \underline{ \boxed{ \sf{ \color{green}{Happy\:learning.}}}}}∘\)
what is mean of producers definition in biology?
Answers
In biology, producers are organisms that are capable of producing organic compounds, such as carbohydrates, lipids, and proteins, through photosynthesis or chemosynthesis.
Photosynthetic producers, such as plants, algae, and some bacteria, use energy from sunlight to convert carbon dioxide and water into organic compounds. They are also known as autotrophs because they can produce their own food.
Chemosynthetic producers, such as certain bacteria, use energy from chemical reactions, such as the oxidation of inorganic compounds like hydrogen sulfide, to produce organic compounds. They are also autotrophs.
Producers play an important role in ecosystems by providing energy and nutrients for other organisms. They are usually at the bottom of the food chain and serve as the primary source of food for herbivores and other consumers.
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Which term identifies the cell’s ability to maintain its internal conditions? transport diffusion osmosis homeostasis
Answers
Answer: Homeostasis
Explanation: The process of homeostasis is when self-regulation occurs in order to keep balance while adapting to changes.
Answer:
homeostasis
Explanation:
I got the question right
Select statements that accurately describe receptor tyrosine kinases (RTK). A ligand binds to the extracellular domain. The intracellular domain has kinase domains. The structure includes a transmembrane helix. The a subunit contains seven a helices that span the membrane. RTKs are usually monomeric in the absence of a ligand. GTPase activity is required for autophosphorylation (cross-phosphorylation).
Answers
Receptor tyrosine kinases (RTK) are membrane-bound proteins that play a crucial role in cellular communication. They consist of an extracellular domain that binds to specific ligands, a transmembrane helix, and an intracellular domain that contains kinase domains.
The intracellular domain is responsible for autophosphorylation and cross-phosphorylation of tyrosine residues. The a subunit of RTKs contains seven a helices that span the membrane, allowing for signaling across the membrane. RTKs are usually monomeric in the absence of a ligand.
GTPase activity is required for autophosphorylation and cross-phosphorylation to occur, and this activity is regulated by a variety of intracellular signaling pathways. Overall, RTKs are important for regulating cell growth, differentiation, and survival.
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the number of bacteria after t hours in a controlled laboratory experiment is . (a) what is the meaning of the derivative ? what are its units? (b) suppose there is an unlimited amount of space and nutrients for the bacteria. which do you think is larger, or ? if the supply of nutrients is
Answers
The derivative of the number of bacteria after t hours in a controlled laboratory experiment is the rate of change of the number of bacteria over time. The units for the derivative would be bacteria per hour (bacteria/hr).
If there is an unlimited amount of space and nutrients for the bacteria, then the number of bacteria will be larger than the rate of change of the number of bacteria over time.
If the supply of nutrients is limited, then the rate of change of the number of bacteria will be higher than the number of bacteria, because the bacteria will have to compete for the limited nutrients, resulting in a faster rate of increase.
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What happens in meiosis during telephase I
Answers
Answer:
c
Explanation:
Answer:
A
Explanation:
What is the optimum pH for stomach protease?
A pH2
B pH7
C pH9
D pH12
Answers
it comes down to electrons & chemical bonding of atoms
ph levels means a chemical is an acid base
pH less than 7 is acidic over 7 is a base.
forsyth.org
pH stands for "potential of hydrogen".
The optimum pH for stomach protease is A) pH2. The stomach produces hydrochloric acid (HCl), which helps to maintain an acidic environment in the stomach with a pH range between 1.5 to 3.5. This acidic environment is necessary for the activation of pepsinogen to pepsin, which is a type of protease enzyme that breaks down proteins in the stomach. The optimal pH for pepsin activity is in the range of pH 1.5 to 2.5.
chatgpt
pH measures how acidic or basic something is.
Hydrogen ions (H+) are involved in determining acidity or basicity.
A solution with a higher concentration of hydrogen ions is more acidic, meaning it has a lower pH value.
A solution with a lower concentration of hydrogen ions is more basic or alkaline, meaning it has a higher pH value.
The pH scale measures the concentration of hydrogen ions in a solution and ranges from 0 to 14.
A pH of 7 is neutral, meaning it has an equal concentration of hydrogen ions and hydroxide ions (OH-).
In summary, hydrogen ions play a crucial role in determining the acidity or basicity of a solution in pH. The concentration of hydrogen ions in a solution affects its pH value, and the pH scale measures this concentration to indicate the acidity or basicity of a solution.
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