El Niño is a phenomenon that impedes the occurrence of upwellings in South America's coasts. 1) Nutrients. 2) Favors local fisheries. 3) Upwellings do not occur during El Niño events.
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The El Nino Southern Oscillation -ENSO- phenomenon occurs due to a complex system of climatic oscillations between the ocean and the atmosphere.
This phenomenon causes significant perturbations in the usual pluvial regimens in the tropics. It provokes
• dry seasons in areas where it usually rains
• rainy seasons in desertic regions.
ENSO phenomenon is dominant in the global climate system.
SOUTHERN HEMISPHERE
⇒ Under normal conditions
Pacific warm water and air masses move westward, making it possible for cold water to ascend in South America's coasts, in a process known as upwelling. Upwelling occurs in South America, providing nutrients from the bottom to the animals, especially fishes -which favors fisheries activities-. Humidity goes straight to the west precipitating in Eastsouth Asia, Australia, and New Zealand, among other places.⇒ Under El Niño conditions
A tropical and weak stream in the Pacific acquires strength while the opposite streams debilitate. This change impedes warm water go westward, remaining on South America's coasts. Upwelling does not occur on the South America coasts. In some regions, temperatures rise, and unusual precipitations occur in desertic or dry areas -Atacama desert-. Other affected areas are Eastsouth Asia, Australia, and New Zealand, where there are fewer precipitations and cooler temperatures. Rainfall drops below the average, affecting crops and livestock.1) What comes up to the surface with cold upwelled water?
Nutrients.
Upwelling is vertical water currents, which transport cold water with nutrients from the bottom to the surface.
2) What effect does this have on the local fishery?
Favors local fisheries
Nutrients coming from the bottom benefit fishes and increase their population growth rates. The increase in the number of fish means a direct increase in fisheries activities.Local fisheries can catch more animals because the population sizes are big enough.
3) What happens to this cold upwelled water during an El Nino event?
Upwelling does not occur during El Niño events.
Warm water remains on south America's coasts. Hence, cold water from the bottom carrying nutrients does not get to ascend.
These are unfavorable seasons from local fisheries.
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Why large pieces of earths crust move around and bump into each other?
Answer:
The large pieces of Earth's crust lay on hot molten rock. These pieces are like a cracked shell and the heat of the hot molten rock causes them to move .
Explanation:
What is the magnification formula?
Image size / real size is the definition of magnification. Magnification / picture size gives the actual size. Image size / real size is the definition of magnification. Magnification / picture size gives the actual size. Actual size x magnification equals image size.
How might you define magnification?The size of a picture in relation to the size of the item that created it is known as magnification in optics. The term "linear" magnification—also referred to as "lateral" or "transverse" magnification—describes the ratio of image length to object length as measured in planes perpendicular to the optical axis.
Magnification biology - what is it?A microscopic organism can be seen, for example, when a small thing is magnified to appear larger. Definition seems to be the potential to tell two products separate from one another. Resolution and magnification are both limited in light microscopy.
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Please choose the correct answer option below
Answer is C:
Explanation:
Answer:
C
Explanation:
I'm pretty sure that is the one
Identify the following molecule
a)amino acid
b)hydrocarbon
C)carbohydrate
D)alcohol
E)cholesterol
In a population the homozygous dominant individual make up 70% of the population while heterozygous ones made up 21% and recessive made up 9%. What are the frequencies of the A and a alleles?
There are two alleles in a population that influence a specific attribute. Using the letters "A" for the dominant allele and "a" for the recessive allele. A allele frequency is 0.7, whereas frequency of allele is 0.09.
The frequency of the A allele is 0.7, or 70%, since homozygous dominant (AA) genotypes account for 70% of the population. Similarly, since homozygous recessive (aa) alleles make up 9% of the population, we can infer that the frequency of the recessive allele, a, is 0.09, or 9%.
The formula 2pq = frequency of heterozygotes, where p is the frequency of the A allele and q is the frequency of the an allele, can be used to determine the frequency of the heterozygous genotype (Aa).
We know that the frequency of heterozygotes is 0.21, or 21%.
Plugging in the known values:
2 * 0.7 * q = 0.21
Solving for q:
q = 0.15
So, the frequency of the A allele is 0.7, and the frequency of the a allele is 0.09.
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Which of the functional groups contain(s) nitrogen?
Answer:
Aldehydes
Explanation:
they are strong
Why can king snakes eat rattlesnakes ?
Why do scientists assume the first photosynthetic organisms were anoxygenic?
Scientists assume that the first photosynthetic organisms were anoxygenic because they evolved before the evolution of oxygenic photosynthesis, which is present in Option A.
What is anoxygenic photosynthesis?Anoxygenic photosynthesis is a form of photosynthesis that does not produce oxygen as a byproduct and uses simpler electron donors than oxygenic photosynthesis, for example, some anoxygenic photosynthetic organisms use hydrogen sulfide as an electron donor, which is used by oxygenic photosynthetic organisms, and anoxygenic photosynthetic organisms do not use photosystem II (PSII), which is a protein complex that evolved later in the history of photosynthesis.
Hence, the first photosynthetic organisms were anoxygenic because they evolved before the evolution of oxygenic photosynthesis, which is present in Option A.
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The question is incomplete, complete question is below
Why do scientists assume the first photosynthetic organisms were anoxygenic?
A)because they evolved before the evolution of oxygenic photosynthesis
B)because they didn't evolve before the evolution of oxygenic photosynthesis
how can you find the x-intercept of y = 1/2 x-4
the phylogeny illustrating the domains of life is given. which items below represent current day prokaryotic cells?
The arms industry -members of Congress serving areas affected by the armaments industry Prokaryotes are single-celled creatures that belong to the Bacteria and Archaea domains.
Prokaryotic cells are significantly smaller than eukaryotic cells, lack a nucleus, and are devoid of organelles.
The most evident unfavorable impact of the arms trade on health is loss of life and maiming from the use of weapons in wars. When significant resources are shifted to military expenditure, wealthy countries suffer damage to their health and human services.
It has three legs: political contributions, government permission for military expenditure, lobbying to sustain bureaucracy, and industry oversight; or, more broadly,
the complete network of contracts and movements of money and resources among individuals, businesses, and defense organizations...
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Someone smart can you help me with this
Answer:
glycolysis
Explanation:
The first stage of cellular respiration, called glycolysis, takes place in the cytoplasm. In this step, enzymes split a molecule of glucose into two molecules of pyruvate, which releases energy that is transferred to ATP.
VIDEO: The Cove
All of these concepts are addressed in The Cove.
Please give three examples of each.
Cultural Issues
The three examples of cultural issues addressed in the documentary film "The Cove" are given below.
What are the cultural issues?Traditional Japanese Whaling Culture: The film depicts how the traditional whaling culture in Japan, which dates back centuries, has contributed to the demand for dolphin meat and the use of dolphins in the captive entertainment industry.
Cultural Differences in Attitudes Towards Animals: "The Cove" highlights the cultural differences in attitudes towards animals between Japan and Western countries.
Conflicts Between Traditional and Modern Values: The film also explores the conflicts between traditional and modern values in Japan.
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What are the three examples of cultural issues addressed in the documentary film "The Cove"
describe the import and of pituitary glands
Answer:
Hope this helps and have a nice day :)
Explanation:
The pituitary gland, also known as the master gland, is an important endocrine gland located at the base of the brain. It is a small, pea-sized gland that plays a crucial role in regulating various bodily functions.
The pituitary gland produces and secretes hormones that control and regulate the functions of other endocrine glands in the body. Some of these hormones include:
1. Growth hormone (GH) - Regulates growth and development
2. Prolactin (PRL) - Stimulates milk production in women
3. Adrenocorticotropic hormone (ACTH) - Stimulates the production of cortisol and other hormones by the adrenal glands
4. Thyroid-stimulating hormone (TSH) - Stimulates the production of thyroid hormones by the thyroid gland
5. Follicle-stimulating hormone (FSH) and luteinizing hormone (LH) - Regulate the menstrual cycle in women and sperm production in men.
The pituitary gland also plays a role in regulating the production of hormones such as testosterone and estrogen, as well as the production of red and white blood cells.
Diseases or disorders related to the pituitary gland can cause a range of symptoms, such as growth problems, infertility, weight gain, and fatigue. Some of these disorders include acromegaly (excessive growth hormone), hyperthyroidism (overactive thyroid), and hypothyroidism (underactive thyroid).
Overall, the pituitary gland is a crucial endocrine gland that helps maintain homeostasis in the body by regulating various bodily functions.
why unraveling past climate changes is important and discuss several ways in which such changes are detected
Unraveling past climate changes is important because it helps us to understand the causes and consequences of climate change.
What is climate change?Climate change refers to the long-term changes in temperature and weather patterns. These may be natural or man-made changes.
Some examples of climate changes include sea level rise, rapid loss of ice mass loss in Greenland, Antarctica, and the Arctic, changes in floral and plant blossoming, and extreme weather occurrences.
Some methods by which past climate changes can be detected include:
Ice cores provide information on past climatic and weather conditions.Tree rings give information about past weather conditions.Sediment coresFossil recordsHistorical recordsLearn more about climate change at: https://brainly.com/question/1789619
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Complete question:
Explain why unraveling past climate changes is important and discuss several ways in which such changes are detected.
d) What happens to a microscope if place at the edge?
When the object is placed on the slide and is in focus for each objective, the space between the slide and the objective lens gets reduce, so the microscope shouldn't be set exact at the edge.
As the objective magnification increases, the working space also increases. Therefore, you need to change it to a higher power target.
Change the focus knob to increase the stage as you look at the objective lens and stage from the side. Without permitting the objective to make contact with the coverslip, increase it as high as it can go. The sample's focus or the condenser and light intensity might need to be arranged.
Thus the accurate way to focus is that adjustments need to be made effectively and smoothly
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The beaker contains a 25% salt solution and the bag contains pure water. What is the concentration of water in the beaker
Answer:
75%
Explanation:
100-25=75%
Which of the steps below is NOT important for wellness?
A. focusing on quality of life
B.keeling all aspects of life at all times
C. creating balance
D.keeping all aspects of ife the same at all times
taking personal responsibility
PLSSSSS HURRY
Answer:
Possibly B? I'm not sure. Sorry if incorrect.
Which level of organization is the HIGHEST?
A)tissue
B)an organ
C)an organism
D)an organ system
Answer:
c
Explanation:
t8ssues makes up organs, organs make up an organ system and that makes an organism
Write a one-paragraph (5-7 sentences) reflection on the dangers of drugs and how they can interfere with you achieving your goals.
Answer:
They can reflect on getting a Job and doing good in life, they could kill a person without them even knowing it. The dangers of drugs Is that they can mess up your life or it could make you so messed up things to yourself. Drugs are bad because they could make life worse, and they could hurt people around you or people you love, drugs can lower your chances of achieving your goals because you could easily get fired or you can lose your mind enough just not to know what you're doing.
Explanation:
What discoveries early-on helped man establish himself on Earth?
hammer
knife
fire
pottery (cooking)
rope (fishing)
complete the data table to compare and contrast the different types of dominances.
Complete
incomplete
codominance
The dominances include:
Complete Dominance - expressed in the phenotype, recessive allele is present.Incomplete Dominance - not completely dominant over the recessive allele.Codominance - expressed in the phenotype, phenotype is a combination of the two.What are these dominances?Complete Dominance: The dominant allele is expressed in the phenotype, even if the recessive allele is present. For example, if a person has the genotype for brown eyes (BB) and their partner has the genotype for blue eyes (bb), their children will always have brown eyes (Bb).
Incomplete Dominance: The dominant allele is not completely dominant over the recessive allele, and the phenotype is a blend of the two. For example, if a person has the genotype for red flowers (RR) and their partner has the genotype for white flowers (rr), their children will have pink flowers (Rr).
Codominance: Both alleles are expressed in the phenotype, and the phenotype is a combination of the two. For example, in humans, the MN blood type is determined by the codominant alleles I^M and I^N. People with the genotype I^M I^M have type M blood, people with the genotype I^N I^N have type N blood, and people with the genotype I^M I^N have type MN blood.
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Complete question:
complete the data table to compare and contrast the different types of dominances.
Complete
incomplete
codominance
TypesdescriptionexampleWrite a 500-word research report on a pathogenic bacterium that is not discussed in this unit (you may choose one from the table in the pathogenic bacteria section of the Eubacteria lesson). Include the history, the scientific name of the bacterium, vectors, symptoms, etc.
We can see here that in order to write a research report on a pathogenic bacterium, here is a guide:
Carry out research on the pathogenic bacterium both online and offline.Your research should actually contain an information in the introduction section which introduces the bacterium.Then you move to given background details.What is a research report?The findings of a study or investigation carried out by researchers are presented in a formal document known as a research report.
Remember to include the following in your report:
the history, the scientific name of the bacterium, vectors, symptoms, etc.In academic and scientific settings, research reports are frequently used to convey research findings to other academics, researchers, and industry professionals.
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Which statement best explains the process of subduction? (1 point) O Magma rises through the cracks in a solid rock plate. O An oceanic plate covers a continental plate. O A denser plate pushes down under a lighter plate. O One plates slides past another plate horizontally.
The correct answer choice from the above statement best explains the process of subduction is:
An oceanic plate covers a continental plate
Option a is the correct answer choice
What is subduction?Subduction can simply be defined as a kind of geological process or recycling which occurs at a convergent tectonic plate boundaries or where two tectonic plates come crashing together.
So therefore, the correct answer choice from the above statement best explains the process of subduction is:
An oceanic plate covers a continental plate
Option a is the correct answer
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A denser plate pushes down under a lighter plate.
The Montreal Protocol ________.
Answer:
The Montreal Protocol, finalized in 1987, is a global agreement to protect the stratospheric ozone layer by phasing out the production and consumption of ozone-depleting substances (ODS).the life cycle after birth follows...?
what are the right ascension and delineation of the vernal and autumnal equinoxes
Answer:
Autumnal equinox right ascension = 12 hours; declination = 0°; Sun rises at 90° azimuth and sets at 270° azimuth. December solstice right ascension = 18 hours; declination = -23.5° Sun rises at greater than 90° azimuth and sets at less than 270° azimuth.
Explanation:
The heart is an organ in the circulatory system. Muscle tissue in the heart contracts to pump blood to the body. Connective and epithelial tissues in the heart hold the muscle cells together and in place in the chest. Nervous tissue in the heart coordinates how fast and hard the muscle cells contract.
Based on the information about the heart, which of these best describes the relationship between tissues and organs?
A.
None of the tissues in an organ help the other types of tissue to function.
B.
Organs function best when they are made up of only one type of tissue.
C.
Organs can function because they are made of different types of interacting tissues.
D.
Each type of tissue in an organ can carry out the function of the entire organ.
How does energy move through photosynthesis?
Answer:
Energy from the sun is absorbed by the chloroplasts in the leaves of a plant. The light energy is converted into chemical energy as the chloroplasts use the light to power the production of glucose from carbon dioxide and water. The glucose is used by the plant to produce energy and build new cells, and any excess glucose is stored as starch. Oxygen is also released as a by-product of photosynthesis.
Answer:
Explanation:
certain organisms convert solar energy (sunlight) into chemical energy, which is then used to build carbohydrate molecules. The energy used to hold these molecules together is released when an organism breaks down food. Cells then use this energy to perform work, such as cellular respiration.
Imagine that you have an opportunity to interview your congressperson about his or her plan for addressing climate change. What questions would you ask? Plato
United states is the second country with the most CO2 emissions, which is a greenhouse gas. Most of the CO2 comes from the energy sector,
Which organisms can reproduce using the process of fragmentation
Fragmentation is a form of asexual reproduction and is seen in annelids, fungi, cyanobacteria, sponges, and flatworms.
In Fragmentation, an organism divides itself into a number of fragments. It occurs when an organism completely breaks down independently irrespective of the other parts. Each one of these fragments matures into fully grown adults that are clones of the original organism.
Asexual reproduction usually involves the participation of a single parent alone can produce new offspring. The newly produced individual is genetically identical to one another and its parent. Both multicellular and unicellular organisms divide by fragmentation which is asexual reproduction.
Fragmentation is the most common method of reproduction in lower invertebrates. It is seen in many organisms including filamentous cyanobacteria, algae, lichens, molds, many plants, and animals such as flatworms, annelid worms, sponges, and sea stars.
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The organisms that can reproduce by fragmentation are Option d Sponges and Sea anemones.
Fragmentation is a form of asexual reproduction in which an organism breaks into two or more fragments, and each fragment develops into a new individual. Both sponges and sea anemones are examples of organisms that exhibit this mode of reproduction.
Sponges are simple multicellular animals that lack true tissues and organs. They possess a porous body structure, and when a sponge is fragmented, each fragment has the potential to develop into a new sponge through regeneration. These fragments contain specialized cells called archaeocytes that can differentiate into various cell types required for the formation of a new sponge.
Sea anemones, on the other hand, are marine animals belonging to the phylum Cnidaria. They have a cylindrical body with tentacles surrounding their mouth. When a sea anemone is fragmented, each piece can regenerate into a complete individual. The process involves the differentiation of cells within the fragments, leading to the development of new tentacles, body parts, and eventually a mature sea anemone.
Both sponges and sea anemones have remarkable regenerative abilities, allowing them to reproduce through fragmentation. This form of asexual reproduction enables them to colonize new areas, expand their population, and adapt to changing environmental conditions. Therefore the correct option is D
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The Question was Incomplete, Find the full content below :
The organisms which can reproduce by fragmentation are:
(a) Corals and Sponges
(b) Corals and Spirogyra
(c) Sea anemone and Spirogyra
(d) Sponges and Sea anemones.