The Central Bureau of Investigation
Which of the following is the source of energy for the water cycle?
A. volcanic eruptions
B. winds
C. gravity
D. the sun
Match the protist and its description with the categories that it could be classified under. Expand each image to see the picture and description of the three types of protists: Euglena, Spirogyra, and Fuligo Each protist should have at least three categories that it can be classified into.
Euglena is a single-celled organism that belongs to the phylum Euglenozoa. It is a photosynthetic organism that can be found in both fresh and saltwater. It has a long whip-like flagellum that helps it to move around and search for food. Autotrophic Heterotrophic Unicellular Spirogyra Spirogyra is a filamentous algae that can be found in freshwater environments.
It is made up of cells that are joined together in a chain-like structure. Spirogyra is an important part of the food chain because it is a primary producer.
Autotrophic Heterotrophic Multicellular Fuligo Fuligo is a type of slime mould that can be found in damp, shady areas. It is a unicellular organism that is capable of forming large colonies.
Fuligo feeds on bacteria and other organic matter and is an important decomposer in its environment. Autotrophic Heterotrophic Unicellular and Multicellular
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Researchers have attempted to teach human languages to apes and African gray parrots, among others. What was one result of these interactions, based on the cases described in your text?
One result of researchers attempting to teach human languages to apes and African gray parrots is that these animals have shown some level of language acquisition. In the case of apes, such as the famous chimpanzee named Washoe, researchers used American Sign Language (ASL) to communicate with her.
Washoe was able to learn and use over 100 ASL signs, demonstrating the potential for apes to acquire and understand human language.
Similarly, African gray parrots, like Alex, were taught to use a form of communication called the "Model/Rival" technique. Alex was able to learn and understand a large vocabulary of English words and phrases, and even demonstrated the ability to form novel combinations of words to communicate his needs and desires. These interactions with apes and African gray parrots indicate that these animals have the cognitive ability to learn and use human language to some extent. However, it is important to note that their language abilities are still limited compared to humans.
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n
Ascientist performs an investigation and discovers that increased temperature decreases the number of offspring that an
organism produces. Then, the scientist asks a new question about the impact of climate change on the species because
O the scientist's first question was not a scientific question.
the scientist modified the hypothesis for the investigation.
the results of the investigation led to new scientific questions,
questions about the impact of temperature reflect an opinion.
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Answer:
the results of the investigation led to new scientific questions
Explanation:
The basis of every scientific question asked is an observation made. Scientific questions are questions that emanate from an observed problem and leads to the formation of a testable explanation (hypothesis). In this question, an investigation was made by a scientist and it was discovered that increased temperature decreases the number of offspring that an organism produces.
However, the scientist asks a new question about the impact of climate change on the species. This is because an observation has been made again, from the previously concluded investigation. Hence, after completing the investigation about the effect of temperature on the number of offsprings an organism can produce, an observation was made, ultimately leading to a new scientific question.
Answer:
c
Explanation:
Which group of biological molecules is a source of energy in cells?.
Answer:
Adenosine 5'-triphosphate, or ATP
Explanation:
This molecule is made of a nitrogen base (adenine), a ribose sugar, and three phosphate groups.
Which of the following is NOT a function of lipids?
o act as insulation
o long-term energy storage
o help fight disease
o shock absorber for internal organs
Answer:
Option Number Three
Explanation:
Lipids have nothing to do with fighting off disease
All of the following adaptations allow for reproduction on land except
external fertilization.
eggs with sufficient food supply.
desiccation-resistant eggs.
amniotic eggs.
External fertilization (a) is the adaptation that does not allow for reproduction on land, while the other adaptations listed (b, c, d) enable successful reproduction in terrestrial environments.
The adaptation that does not allow for reproduction on land is a. external fertilization. External fertilization refers to the process of fertilization that occurs outside the body, typically in aquatic environments. This method is commonly observed in many aquatic organisms, where eggs and sperm are released into the water, and fertilization takes place externally.
On the other hand, the remaining adaptations listed (b. eggs with sufficient food supply, c. desiccation-resistant eggs, and d. amniotic eggs) are all adaptations that enable reproduction on land.
b. Eggs with sufficient food supply: Land-dwelling organisms, such as reptiles and birds, produce eggs with a sufficient food supply to support the developing embryo. These eggs contain nutrients and protective structures that allow for successful development outside of water.
c. Desiccation-resistant eggs: Many terrestrial organisms, including insects and amphibians, have evolved desiccation-resistant eggs. These eggs have specialized membranes and structures that prevent them from drying out in dry environments, enabling them to survive and develop on land.
d. Amniotic eggs: Amniotic eggs are a defining feature of reptiles, birds, and monotremes. These eggs have a specialized protective membrane called the amnion, which surrounds the developing embryo and provides a stable internal environment. This adaptation allows for the development and hatching of embryos on land.
Overall, external fertilization (a) is the adaptation that does not allow for reproduction on land, while the other adaptations listed (b, c, d) enable successful reproduction in terrestrial environments.
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______ 1. What law protects plant and animal species in danger of extinction? the U.S. Fish and Wildlife Service c. the species recovery plan the Endangered Species Act d. the captive breeding plan
the answer is c
hope that this helps
Answer:
the U.S. Fish and Wildlife Service
Explanation:
it assists with efforts to recover endangered species, conserve migratory birds, preserve wildlife habitat, safeguard fisheries, combat invasive species and promote international wildlife conservation.
Which statement is true?(1 point) A dichotomous key uses question pairs to identify organisms by their group. A dichotomous key uses samples to identify organisms using observable traits. A dichotomous key uses photographs to identify organisms using observable traits. A dichotomous key uses question pairs to identify organisms by their characteristics.
Answer: A. Each step has two choices.
Explanation:
Hope this helped
A dichotomous key uses question pairs to identify organisms by their group is a true statement.
How is a dichotomous keys used to identify organisms? List down the characteristics. Organize the characteristics in order. Split the specimens. Split the specimen even further. Mark a dichotomous key diagram. Test it out.Thus, the true statement is a dichotomous key that uses question pairs to identify organisms by their group.
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homologous chromosomes separate from each other during
Answer:
In anaphase I of meiosis I the homologous chromosomes are pulled apart from each other.
Explanation:
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Miss Hawaii
2. as stated in the introduction section, dntps are required for pcr . what is the purpose of dntps? 3. how do primers aid in dna amplification during pcr?'
DNTPs, or deoxynucleoside triphosphates, are required for PCR (polymerase chain reaction) as they are the building blocks of DNA. During PCR, the DNA template strand is repeatedly copied, resulting in a significant increase in the amount of DNA present.
DNTPs are incorporated into the newly synthesized DNA strands by the DNA polymerase enzyme, which catalyzes the formation of the phosphodiester bond between the nucleotides.
Primers are short, single-stranded pieces of DNA that serve as the starting point for DNA synthesis during PCR. They are designed to be complementary to a specific region of the target DNA sequence, so they bind to the template DNA at the beginning of the amplification process. Once the primers have bound to the template DNA, the DNA polymerase enzyme can then start synthesizing new strands of DNA by adding nucleotides in a complementary fashion to the template strand. This process continues until enough copies of the target DNA sequence have been produced for downstream analysis. Primers thus aid in the amplification of specific DNA sequences during PCR.
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is jealousy a provoking motive or an illness ?
50_100 words.
Please HELP ME
Which primer would most likely cause the results in the gel shown below?
(Any STRs preset are highlighted in red on the images below.)
Answer:
Primer 2
Explanation:
The lanes on the gel are all smeared and there is no distinct band. This indicates that many DNA segments, all of different sizes, were created in the PCR process. If at least one primer is within an STR region, the primer can bind to more than one position along the region, resulting in segments of variable lengths. Of the four sets of primers shown, only the primers in image 2 are inside the STR region.
Which human job is most similar to the role of a producer? WILL MARK BRAINLEIST
I think restaurant critic? sorry ignore my spelling english I speak german
explain the effect of surface area-to-volume ratios on the exchange of materials between cells or organisms and the environment.
Smaller cells typically have a higher surface area-to-volume ratio and more efficient exchange of materials with the environment.
As cells increase in volume, the relative surface place decreases and the call for for internal resources increases.
Cells with larger surface-to-quantity ratios are able to change materials extra efficaciously. The smaller a cell, the bigger its surface-to-volume ratio. As a cellular grows larger, the volume increases faster than the surface region.
every cellular has a limit of floor vicinity to quantity ratio to make sure that the trade of resources and waste occurs quickly sufficient for the cell to survive. If cells had been too big, diffusion would take an extremely long time, and a cell may want to die from starvation or poison itself with its wastes.
If the floor location to volume ratio is low, the efficiency of a cell is reduced. As a cellular will increase in size, it turns into tougher to efficaciously transport materials into and out of the cell.
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During , the pressure in the alveoli is less than the atmospheric pressureWhich of the following occurs during exhalation? Increased alveolar volume causes decreased alveolar pressure. Increased alveolar volume causes increased alveolar pressure. Decreased alveolar volume causes increased alveolar pressure. Decreased alveolar volume causes decreased alveolar pressure. Decreased alveolar pressure causes increased alveolar volume.
Answer:
............................
9. Which is not associated with areas of karst topography? A caverns B sinkholes C flowing rivers D sinking streams
Answer:
It's A ) Caverns
Explanation:
Just Had This Quiz And Got It Right! Brainliest?
Carbon, hydrogen, and oxygen atoms can combine to form
a monosaccharide. Many monosaccharides can combine
to form a large carbohydrate.
Which sentence is true?
A. The monosaccharides are macromolecules, and the large
carbohydrate is a monomer.
B. The monosaccharides are monomers, and the large carbohydrate
is a macromolecule.
C. The monosaccharides are atoms, and the large carbohydrate is a
monomer.
D. The monosaccharides are monomers, and the large carbohydrate
is an atom.
According to the research, the correct answer is Option B. The monosaccharides are monomers, and the large carbohydrate is a macromolecule.
What are monomers?They are molecules that have a low molecular mass and are joined through chemical bonds to form a polymer, which is a macromolecule.
In this sense, monosaccharides, meanwhile, are the monomers of carbohydrates.
Therefore, we can conclude that according to the research, monosaccharides are the monomers of so-called carbohydrates, which are also known as polysaccharides.
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complex oscillatory waves emerging from cortical organoids model early human brain network development
The emergence of complex oscillatory waves in cortical organoids provides a valuable model for understanding early human brain network development.
Complex oscillatory waves emerging from cortical organoids provide a unique insight into early human brain network development.
Cortical organoids, also known as brain organoids or mini-brains, are three-dimensional cell cultures derived from human pluripotent stem cells.
They recapitulate certain aspects of early brain development, allowing scientists to study the formation and organization of neural networks.
In recent studies, researchers have observed the emergence of complex oscillatory waves within cortical organoids, resembling the patterns observed in the developing human brain.
These waves are characterized by synchronous electrical activity across different regions of the organoid, indicating the presence of functional neural circuits.
The oscillatory patterns typically involve the coordinated firing of neurons, resulting in rhythmic activity at specific frequencies.
These complex oscillatory waves are of great interest because they reflect the early stages of network formation and maturation in the developing brain.
They are thought to play a crucial role in establishing the functional connectivity and synchronization necessary for proper brain function.
Furthermore, disruptions in these oscillatory patterns have been implicated in neurodevelopmental disorders such as autism spectrum disorders and epilepsy.
Studying these oscillatory waves in cortical organoids offers several advantages.
First, it provides a controlled experimental system to investigate the cellular and molecular mechanisms underlying early brain network development.
Second, it allows researchers to explore the effects of genetic and environmental factors on neural circuit formation.
Finally, it offers a platform for testing potential therapeutic interventions targeted at restoring normal oscillatory patterns in neurodevelopmental disorders.
By studying these patterns, researchers can gain insights into the fundamental processes that shape the functional architecture of the developing brain and shed light on the origins of neurodevelopmental disorders.
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The emergence of complex oscillatory waves in cortical organoids provides a valuable model for understanding early human brain network development.
Complex oscillatory waves emerging from cortical organoids provide a unique insight into early human brain network development.
Cortical organoids, also known as brain organoids or mini-brains, are three-dimensional cell cultures derived from human pluripotent stem cells.
They recapitulate certain aspects of early brain development, allowing scientists to study the formation and organization of neural networks.
In recent studies, researchers have observed the emergence of complex oscillatory waves within cortical organoids, resembling the patterns observed in the developing human brain.
These waves are characterized by synchronous electrical activity across different regions of the organoid, indicating the presence of functional neural circuits.
The oscillatory patterns typically involve the coordinated firing of neurons, resulting in rhythmic activity at specific frequencies.
These complex oscillatory waves are of great interest because they reflect the early stages of network formation and maturation in the developing brain.
They are thought to play a crucial role in establishing the functional connectivity and synchronization necessary for proper brain function.
Furthermore, disruptions in these oscillatory patterns have been implicated in neurodevelopmental disorders such as autism spectrum disorders and epilepsy.
Studying these oscillatory waves in cortical organoids offers several advantages.
First, it provides a controlled experimental system to investigate the cellular and molecular mechanisms underlying early brain network development.
Second, it allows researchers to explore the effects of genetic and environmental factors on neural circuit formation.
Finally, it offers a platform for testing potential therapeutic interventions targeted at restoring normal oscillatory patterns in neurodevelopmental disorders.
By studying these patterns, researchers can gain insights into the fundamental processes that shape the functional architecture of the developing brain and shed light on the origins of neurodevelopmental disorders.
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What is the autotroph and herotroph for photosynthesis
what are the advantages of the pds-extended (library) disk organization as compared to the older pds (partitioned organization (po))?
The pds-extended (library) disk organization has several advantages as compared to the older pds (partitioned organization (po)). The pds-extended has several advantages over the older pds, including larger member sizes, larger numbers of members, and better performance when accessing members.
First, the pds-extended allows for a larger number of members to be stored in a single library. This is because the pds-extended uses 64-bit addressing, which allows for a larger number of data sets to be stored. In contrast, the older pds uses 31-bit addressing, which limits the number of data sets that can be stored.
Second, the pds-extended allows for larger member sizes. The older pds has a limit of 16MB for each member, while the pds-extended has no such limit. This means that larger amounts of data can be stored in a single member, which can be beneficial for certain applications.
Third, the pds-extended allows for better performance when accessing members. This is because the pds-extended uses a more efficient directory structure, which allows for faster access to members. In contrast, the older pds uses a less efficient directory structure, which can result in slower access times.
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Where is the surface water saltiest, near the coast or in the middle of the ocean? Many students expect the water to be fresher (less salty) at this location. Why? What typically makes this part of the ocean fresher? Why is the water at this location along the coast of California (sometimes) unusually salty?
Surface water is typically saltiest near the coast rather than in the middle of the ocean.
Why is the surface water saltiest near the coast?The salinity of surface water is influenced by various factors, including evaporation, precipitation, and freshwater input from rivers. Near the coast, there is often a higher concentration of salts due to limited freshwater input and high evaporation rates. Evaporation causes water molecules to escape, leaving behind the dissolved salts, thus increasing the salinity. Additionally, coastal areas may experience higher levels of evaporation due to warmer temperatures and stronger sunlight. This combination of factors leads to a higher salinity near the coast compared to the middle of the ocean.
However, it is important to note that salinity levels can vary depending on specific coastal characteristics and regional factors. For example, along the coast of California, the water can sometimes be unusually salty due to specific oceanographic conditions. These conditions may include upwelling events, where cold, nutrient-rich waters from the deep ocean rise to the surface. These upwelling events can bring in water with higher salinity, resulting in temporary increases in coastal salinity levels.
Understanding the factors influencing coastal salinity is crucial for various reasons, including ecosystem health, water management, and the impacts of climate change. By studying and monitoring salinity patterns, scientists can gain insights into ocean circulation, climate dynamics, and the distribution of marine organisms.
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PLEASE HELP ME ASAP 50 POINTS BRAINLEIST WILL BE CHOSEN PLEASE HELP ASAP!!!!!!!!!!!!!
Which of the following is the best description of the damage caused by a category five hurricane?
A Extreme damage, large amounts of damage to homes
B Catastrophic damage, homes completely leveled
C Moderate damage, large trees snapped or uprooted
D Minimal damage, broken tree branches
Answer:
B. Catastrophic damage, homes completely leveled.
Explanation:
Answer:
B. Catastrophic damage, homes completely leveled.
Explanation:
What types of organisms serve as
the producers at the bottom of the
ocean?
A. seaweed
B. sulfur bacteria
C. seahorses
Answer:
sulfur bacteria
Explanation:
What is the sequence and polarity of the dna strand complementary to the strand 5' aaatgtccatgc 3'?
3' - TTACAGGTACG - 5' is the sequence and polarity of the DNA strand complementary to the strand 5' aaatgtccatgc 3'. The molecule found inside cells that carries the genetic material necessary for an organism to develop and function. This knowledge can be passed on from one generation to the next thanks to DNA molecules.
Nucleotides are chemical building units that make up DNA. A phosphate group, a sugar group, and one of four different nitrogen bases make up these building components. Nucleotides are joined together into chains, with the phosphate and sugar groups switching places, to create strands of DNA.
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If a plant is grown in the absence of gravity, which type of phototropism will its roots exhibit, and where will auxin accumulate?.
Some plants reproduce asexually by sending out an underground stem called a rhizome. At the growing end of the underground stem, roots appear and a shoot forms that will become a new plant. Compare the traits of the new plant with the parent plant. Explain your answer
The new plant produced by asexual reproduction through a rhizome will be genetically identical to the parent plant.
This is because asexual reproduction does not involve the fusion of gametes or the mixing of genetic material from two parents. Instead, the new plant grows from a part of the parent plant, with the same genetic information. Therefore, the traits of the new plant will be identical to those of the parent plant, including its physical characteristics, growth habits, and any traits that are determined by its genes.
This type of asexual reproduction is commonly seen in plants such as bamboo, ginger, and mint, which can spread rapidly through the growth of rhizomes. While asexual reproduction may limit genetic diversity.
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Differences about the life cycles of the human and elephant.
What do they both share?
Answer:
Explanation:ayudame con una y te doy esa respuesta...si?
Please answer fast!
worth 100 points
Answer:
self feeder; E from sun or chemicals - autotrophs
has a nucleus & membrane-bound organelles - eukaryote (5)
the smallest taxonomic division - species (4)
no nucleus or membrane bound organelles - prokaryote (6)
one organism living inside another, both benefit - mutualism
two term - binomial (1)
Explanation:
Scientists keep reclassifying living organisms due to ______? Group of answer choices New scientists come up with new ideas Advances in technology They are tired of the old way of organisation New organisms are discovered
Scientists keep reclassifying living organisms due to advances in technology and the discovery of new organisms.
As scientific knowledge and technology progress, researchers gain new insights into the relationships between different organisms. They may discover new species, uncover previously unknown characteristics, or analyze genetic data that provides a more accurate understanding of evolutionary relationships. Additionally, advancements in technology, such as DNA sequencing and molecular techniques, allow scientists to delve deeper into the genetic and molecular aspects of organisms, leading to reevaluations and reclassifications. The process of reclassification ensures that the classification system reflects the most up-to-date and accurate understanding of the diversity and relationships among living organisms.
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