The exploitation of sargassum as well as over-fishing, shipping, pollution, and other factors all pose threats to the Sargasso Sea.
"Despite being in a distant part of the Atlantic, the Sargasso Sea is not immune to the consequences of human activity. According to a recent analysis of human influences on marine ecosystems carried out on a global basis, the Sargasso Sea has over time endured moderate to large impacts. Over the past 50 years, fishing for a number of significant species in the Sargasso Sea and North Central Atlantic has severely dropped. Except for swordfish, all species of targeted tuna and animals that resemble tuna are managed by the ICCA.
Along with white marlin, blue marlin, northern albacore, western populations of blue-fin tuna, sailfish, big-eye and yellow-fin tuna, and white and blue marlin, swordfish may have also been over-fished in the past.
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Explain how smart growth promotes long-term sustainable development.
Answer:
Smart growth planning concentrates development in the center of a city, preventing urban sprawl. This strategy reduces the need for automobile use, reducing pollution and the other environmental consequences arising from building roads and such.
Answer:
Smart growth is a planning and development approach that emphasizes sustainable land use, transportation, and community design. It aims to promote long-term sustainable development by creating compact, walkable, and mixed-use communities that reduce the need for driving, conserve natural resources, and provide a high quality of life for residents.
Here are some ways in which smart growth promotes long-term sustainable development:
Compact development: Smart growth encourages compact development that concentrates development in already developed areas and discourages sprawling, low-density development. Compact development reduces the need for driving and makes it easier to provide public transportation and infrastructure to support sustainable living.
Mixed-use development: Smart growth emphasizes mixed-use development that combines commercial, residential, and retail uses in the same area. Mixed-use development reduces the need for driving by providing residents with access to shops, services, and amenities within walking or biking distance.
Transportation alternatives: Smart growth promotes transportation alternatives such as walking, biking, and public transportation. It supports the creation of bike lanes, sidewalks, and trails, and encourages the development of public transit systems. By providing transportation alternatives, smart growth reduces the amount of driving, which helps to reduce air pollution, greenhouse gas emissions, and traffic congestion.
Protection of natural resources: Smart growth advocates for the protection of natural resources such as forests, wetlands, and open spaces. By protecting these resources, smart growth ensures that they are available for future generations and supports the conservation of biodiversity.
Community involvement: Smart growth promotes community involvement in the planning and development process. It encourages public participation in decision-making and fosters collaboration between stakeholders, including residents, developers, and government officials. By involving the community, smart growth ensures that development is responsive to the needs of residents and is sustainable in the long term.
In summary, smart growth promotes long-term sustainable development by creating compact, mixed-use communities that reduce the need for driving, provide transportation alternatives, protect natural resources, and involve the community in the planning and development process.
What tools can be used to make observations of the color of a mineral? WILL GIVE BRAINLEST PLS HELP
Hammer
Hand lens
Steel nail
Streak plate
which part of human heart carry oxygenated blood........
Answer:
Left Atrium
Left Atrium Hope this helps :)
plzzzz help
Commensalism is a symbiotic relationship in which one organism benefits and the other organism neither benefits nor is harmed.
Mutualism is a symbiotic relationship in which both organisms benefit.
Parasitism is a symbiotic relationship in which one organism benefits and the other organism is harmed.
Predation is a relationship in which one organism preys on (and eats) another organism.
Competition is relationship in which two organisms must fight (directly or indirectly) for resource
Objective:
Given a description of the relationship between two organisms, determine if their relationship is competition, commensalism, predation, mutualism, or parasitism.
1. Polar Bear and Seal: A polar bear hunts and captures the seal for its food. _______________________________
2. Lice and Humans: Lice attach to human hair and enjoy the warmth given off by the human. They eat tiny amounts of human blood, causing the human to have little red bumps that are quite itchy. They may also transmit disease to the human. _______________________________
3. Male lions: Adult male lions will fight each other for control over a pride and mating rights. _______________________________
4. Goby Fish and Sea Urchins: The goby fish live amongst the sea urchins and are provided protection from their predators. _______________________________
5. Wolf and Caribou: The wolf hunts and kills the caribou for its food. _______________________________
6. Bats and White-Nose Fungus: The fungus grows over the bat’s face during hibernation which can kill the bat or cause it to wake up from hibernation early and starve. ____________________________________
7. Hermit Crabs and Snails: Hermit crabs live in abandoned shells made by snails. _______________________________
8. Boxer Crab and Anemone: The boxer crab carries a pair of small anemones in its claws. When a predator approaches, it waves the anemones around which present its stinging tentacles and deters the predator. The anemones get small particles of food from the crab when it eats. _______________________________
9. Bear and Salmon: The bear catches salmon in the river and eats it for food. _______________________________
10. Grass and Oak Trees: Oak trees grow tall and put their branches out wide to collect sunlight. This shades the grass growing underneath from getting sunlight. _______________________________
11. Mycorrhizal Fungi and Plants: The mycorrhizal fungus grows into the roots of some plants and gets nutrients from the plant. The fungus helps the plant absorb inorganic nitrogen and phosphorus from the soil. Some fungi also secrete antibiotics, which can help protect the plant from parasitic fungi and bacteria. _______________________________
12. Bison and Cowbird: As bison walk through the grass, it kicks up insects like grasshoppers. These are seen and eaten by the cowbird. _______________________________
13. Mistletoe and Oak Tree: Mistletoe extracts water and nutrients from the oak tree, causing harm to the oak tree. _______________________________
14. Frog and Insect: The frog uses its long, sticky tongue to catch insects for food. _______________________________
15. Tapeworm and Dog: The tapeworm enters the dog when the dog eats feces containing tapeworm larvae. The tapeworm attaches to the dog’s stomach and feeds off of the dog’s nutrients. This often causes harm to the dog. _______________________________
Answer:
1. predation
2. parasitism
3. competition
4. commensalism
5. predation
6. parasitism
7. commensalsim
8. mutualism
9. predation
10. mutualism
11. mutualism
12. mutualism
13. parasitism
14. predation
15. parasitism
hope I helped!:)
Answer:
Oi felix~~
Explanation:
NEED HELP DUE TODAY PLZ HELP ME I AM STUCK PLZ PLZ PLZ HELP ME!!!!
What structure represents the endoplasmic reticulum (ER) of the cell?
Choose 1 answer:
(Choice A)
A
Structure A
(Choice B)
B
Structure B
(Choice C)
C
Structure C
(Choice D)
D
Structure D
Answer:
I think its D....
I am not sure though...
1. Which of the following are common characteristics of birds and fishes?
Answer:
Common characteristics of birds and fishes are:
They can have Respiration.
They can move from one place to another.
Select the correct answer from each drop-down menu.
A
is an agent that causes disease. All
are pathogens.
A pathogens(C) is an agent that causes disease. All viruses(C) are pathogens.
What are pathogens?For Part 1, the correct answer is C. Pathogen. A pathogen is an agent that causes disease. All pathogens are infectious agents, but not all infectious agents are pathogens. For example, the common cold is caused by a virus, but the virus is not considered a pathogen because it does not usually cause serious illness.
For Part 2, the correct answer is C. Viruses. Viruses are the smallest and simplest pathogens. They are not cells, and they cannot reproduce on their own. They must infect a host cell in order to replicate.
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Complete question:
Select the correct answer. A __ is an agent that causes disease. All ___ are pathogens.
Part 1
A. Bacteria
B. Germ
C. Pathogen
Part 2
A. Bacteria
B. Fungi
C. Viruses
Could you please help me with this question?
5. You are asked to catalogue several species by their life
strategies. What criteria would you use to determine the
predominant life strategy of each species?
Criteria that would use to determine the predominant life strategy of each species will be examining each species' life span, sexual maturity age, and the number of offspring produced throughout a reproductive cycle.
The fundamental unit of biodiversity, a species also serves as the taxonomic rank and classification of an organism. A species is frequently described as the biggest group of organisms in which any two individuals of the right sexes or mating types can successfully reproduce sexually and result in fertile offspring.
The karyotype, DNA sequence, shape, behavior, or ecological niche of a species are other methods to define it. Due to the inability to study fossil reproduction, paleontologists also employ the chronospecies idea.
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Five test tubes containing indentical amount of albumen are placed in water bath.Each test tube is then mixed with different solutions as shown in the table below.Enzyme X breaks down albumen in the human alimentary canal.
Five test tubes containing an identical amount of albumen are placed in a water bath, and each test tube is then mixed with different solutions, enzyme X breaks down albumen in the human alimentary canal, and this enzyme may be pepsin of the stomach or pancreatic protease of the intestine.
What is an enzyme?
Enzyme has different functions in different parts of the body, such as the enzymes of the stomach, such as pepsin, which act in an acidic medium and break down the albumen, while the pancreatic protease can break down in an alcoholic environment in the small intestine.
Hence, Enzyme X breaks down albumen in the human alimentary canal, and this enzyme may be pepsin of the stomach or pancreatic protease of the intestine.
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The scientific name for the domestic dog is Canis familiarus and for the wolf, it is Canis lupus. The dog and the wolf are in the same:
Answer:
genus
Explanation:
Answer:
Family
Explanation:
the wolf and the domestic dog are both in the same family,Canidae.
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( . . ) <hope this helps!
( )
The purpose of transcription is to create
A. a sequence of RNA bases that complements a sequence of DNA bases.
B. a sequence of DNA bases that duplicates a sequence of RNA bases.
С. a sequence of RNA bases that breaks down a sequence of DNA bases.
D. a sequence of DNA bases that deletes a sequence of RNA bases.
Answer:
B. a sequence of DNA bases that duplicates a sequence of RNA bases.
Explanation:
Transcription is the first step in gene expression. It involves copying a gene's DNA sequence to make an RNA molecule.
whats a fossil and describe how fossils are formed
Answer:
I agree with the other person
Explanation:
PLEASSEEE HELPPPP
What are two requirement’s of all stars? Geocentric
Answer:
geocentric 58 sun and omega
Explanation:
What is this graph showing?
Answer: It's showing the change of the average temperature.
Explanation:
Answer:
location b is cooler than a but gets hotter than a, goes back down lower than a
Explanation:
PLEASE HELP ITS TIMED PLEASE!! 90 POINTS!!
1. Bacteria may become resistant to a specific antibiotic because
A. bacteria cannot be killed; they are merely weakened by antibiotics
B. some bacteria become resistant after being exposed to the antibiotic the first time
C. some bacteria have a gene which makes them resistant to that drug
D. all the bacteria will be killed by the antibiotic
2. A farmer has an invasion of an insect pest which is threatening to destroy his corn crop. He buys an insecticide at an agricultural store and sprays the entire field. Two weeks later, he notices that the insect population has increased rapidly again. Which of the following is his best option for saving his crop?
A. Use an insecticide made of a different chemical
B. Use the same insecticide that he used the first time
C. Buy some seed-eating birds and release them into his field
D. Set fire to his field which will kill the insects but not the corn.
3. If several of the Galapagos Islands have finches with the same beak type, what is the best explanation for this phenomenon?
A. Those islands have a similar food type
B. The ancestral species had the same beak type
C. That beak type is suited to eating large hard seeds
D. Those islands had mountains as well as flatlands
4. Descent with modification can best explain which of the following:
A. The evolution of tortoises from turtles
B. Adaptive radiation in Darwin's finches
C. Dogs and cats have a tail
D. Whales, fish, and penguins have the same basic body type
19. Evolution by natural selection occurs because:
A. a particular trait appears because it is needed for survival of the species
B. some members have a beneficial trait which helps them better survive and reproduce in its environment
C. the environment of a particular species remains unchanged for millions of years
D. the limb will disappear if it is not used
C. some bacteria have a gene which makes them resistant to that drug
A. Use an insecticide made of a different chemical
A. Those islands have a similar food type
B. Adaptive radiation in Darwin's finches
B. some members have a beneficial trait which helps them better survive and reproduce in its environment
What are Bacteria?Generally, Bacteria are common, mostly free-living creatures that often only have one biological cell. They make up a significant portion of the prokaryotic microbial kingdom. Bacteria, which are typically a few micrometers long and were among the earliest living forms to arise on Earth, are found in the majority of its habitats.
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This questions has two parts
35 points
Part A
Answer: (A) Candida Albicans and Saccharomyces Cerevisiae
Explanation: They have the smallest difference in Cytochrome C
Part B
Answer: (B) The two species have high molecular homology
Explanation: Molecular homology means resemblances between species on the molecular level. Since the two species from the answer in Part A have the smallest difference in Cytochrome C it means they have high molecular similarities; this is due to evolving from the same common ancestor.
(A) is not the right answer because the fungi in the table might all look similar but have different or similar genetic blueprints.(C) is not the right answer because fungi can reproduce sexually or asexually, so reproduction cannot help with determining relatedness.(D) is not the right answer because if the two species from the answer in Part A are closely related because they are both fungi, the answer for Part A should be all of the options.Based on the images taken through Stella’s microscope, which cell structures could be clearly identified using a compound microscope?
Answer:
Use 400 x in order to study the structure clearly.
Explanation:
Cell structures could be clearly identified when magnify the microscope about 400 x by using a compound microscope. Due to high magnification power of compound microscope, the individual is able to see different structures that are present in cells. while by using lower magnification, the individual is unable to see different structures clearly. So use high magnification in order to study the cell.
What is an ecological footprint and how is it calculated?
The Ecological Footprint is a combination of all the things we do that require us to draw on natural resources. It includes the impact on our homes (e.g. the oil, gas, and electricity we use), transport (e.g. car, train, and plane trips), food (e.g. land under cultivation and fertilizers), and consumer goods (e.g. fossil fuel energy used to make and transport goods).
Calculation:
Ecological footprints are measured in global hectares (gha) – the amount of bio-productive land and sea available on the planet. We can calculate our footprint by adding up the hectares it takes to grow our food and farm the animals we eat, the hectares our house stands on; the hectares that oil refineries and other energy infrastructure we depend on take up, and the hectares of forest that would be needed to absorb the CO2 emitted by our fuels; a share of the hectares taken up by our roads; and everything else we do that has an impact on the planet’s ecology.
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During aerobic respiration, which of the following directly donates electrons to the electron transport chain at the lowest energy level? A. ADP+Pi B.FADH2 C. NADH D. ATP
During aerobic respiration, NADH directly donates electrons to the electron transport chain at the lowest energy level.
Aerobic respiration refers to the process of breaking down glucose in the presence of oxygen to generate energy in the form of ATP. The equation for aerobic respiration is:C6H12O6 + 6O2 → 6CO2 + 6H2O + ATP . Here, glucose and oxygen are converted into carbon dioxide, water, and ATP energy. In this process, NADH and FADH2, two carrier molecules, are produced.
These molecules then transfer their electrons to the electron transport chain, where the electrons are ultimately donated to oxygen to create water. At the lowest energy level, NADH directly donates electrons to the electron transport chain.
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Predict the results if promoters were not part of the transcription process. Please explain in detail!
Answer:
In genetics, a promoter is a protein-binding DNA sequence that initiates the transcription of a single RNA from the DNA downstream. This RNA can encode proteins, or it can have mobile functions, such as tRNA, mRNA, or rRNA. The promoter is near the starting site of gene transcription, upstream of the DNA (towards the 5 'region of the sense strands). The promoters can consist of about 100–1000 pairs
Explanation:
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You look into Na transport further, and find that it is transported by the same protein as Cl- ions, which are moving into the cell with a free energy change of -20 kJ/mol. What means by which is Na transported
Na+ ions are likely transported via facilitated diffusion through a specific transporter protein that spans the cell membrane, just like Cl- ions. The protein undergoes conformational changes to allow the ions to bind on one side of the membrane and release on the other side, driven solely by the concentration gradient of the ions.
If Na+ ions are transported by the same protein as Cl- ions, it is likely that Na+ is also transported via facilitated diffusion through a specific transporter protein that spans the cell membrane. Facilitated diffusion is a passive transport process in which molecules or ions move down their concentration gradient, from an area of high concentration to an area of low concentration, facilitated by a specific membrane protein.
The free energy change of -20 kJ/mol for Cl- ions suggests that they are transported through the transporter protein via facilitated diffusion. This means that the protein undergoes a conformational change to allow the ions to bind on one side of the membrane, and then the protein undergoes another conformational change to release the ions on the other side of the membrane.
This process does not require energy input from the cell, as it is driven solely by the concentration gradient of the ions.
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If other factors such as vehicles, factories and population were ignored, based solely on surface albedo which area would be the warmest on a typical summer day?
If other factors such as vehicles, factories, and population were ignored, the area that would be the warmest on a typical summer day would be the area with the lowest surface albedo, as it would absorb more sunlight and convert it to heat.
Surface albedo is a measure of how much solar radiation is reflected by a surface. Surfaces with high albedo, such as snow and ice, reflect more solar radiation and absorb less heat, while surfaces with low albedo, such as asphalt and dark soil, absorb more solar radiation and convert it to heat.
Therefore, on a typical summer day, the area with the lowest surface albedo, such as an urban area with many dark surfaces like asphalt and buildings, would be the warmest. Conversely, areas with high surface albedo, such as snow-covered mountains or white sandy beaches, would be relatively cooler.
List an example of how the land can have a dramatic change in temperature throughout the day.
The process by which the land does experience a rapid change is by freezing and thawing.
What is the land?The land is the outermost part of the earth's crust on which plants do grow. We know that the growth of the plants on the land is because the land is composed of the soil which is filled with the diverse nutrients that the plants need in order to grow.
There are two ways in which there could be changes in the temperature of the land that may be designated as dramatic and these are; freezing and thawing.
In this process, there would be very cold temperatures as the snow is falling and does saturated the ground. In fact, in most cases, the temperature of the land may get less than 1 degree.
There could be a later time that the snow that has filled everywhere would be melted by the sunlight that emerges intermittently.
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How do the earths spheres (geosphere, biosphere, atmosphere, hydrosphere, cyrosphere) interact?
Answer:
Explanation:
It receives water from the hydrosphere and a living medium from the geosphere.
can you please help me
Answer:
I think its the second one
Based on the fossil layers shown here, what can you conclude about the changes to the environment?
Based on the fossil layers shown, I can conclude that the ocean used to be land. The water level rose over the years creating an ocean over it
what is an independent variable
Answer:
Cause or Independent Variable (VI) is the reason, or explanation for the occurrence of another phenomenon. In the experiment, it is the variable that the researcher can manipulate and it is usually called treatment. Effect or Dependent Variable (DV) is the phenomenon that results, the one that must be explained.
true or false? the mesial contact of the mandibular lateral incisor is closer to the incisal edge than the distal contact.
Answer:
True or false? The mesial contact of the mandibular lateral incisor is closer to the incisal edge than the distal contact.
FalseExplanation:
You're welcome.
PLZZZ HELPPPPPPPPPPPPPPPPP!!!
Answer:
Explanation:
#5, The formula is for photosynthesis, you can tell because it produces glucose (C6H12O6) And it uses light. Circle everything after the arrow since those are the products produced by the plant.
#6 is cellular respiration because it’s turning glucose into energy. Again circle everything after the arrow!