Answers
15. I
16. G
17. C
18. A
19. H
20. F
21. J
22. B
23. D
24. E
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Related Questions
there are different ___ of genes that code for all the differnt traits organisms can express
Answers
There are different alleles of genes that code for all the different traits organisms can express.
Even though there are 50,000 genes in every cell, only about 10% of them are expressed or switched on in any specific cell type.
Only a small fraction of a cell’s genes are transcribed at any given time. The variation in gene expression profiles among different cell types is due to the presence or absence of different sets of transcription regulatory factors. Some regulatory factors are designed to facilitate transcription, while others are designed to inhibit or inhibit transcription.
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Why is the amount of rain in gale town different from storm to storm
Answers
The amount of rain in Gale Town varies from storm to storm due to factors such as atmospheric conditions, temperature, wind patterns, and the specific characteristics of each weather system passing through the area.
Weather systems are complex and dynamic, influenced by factors such as air temperature, humidity, wind patterns, and atmospheric pressure. These variables interact in unique ways for each storm, leading to variations in the amount of rainfall.
Additionally, the geographic location of Gale Town can play a role. Topography and proximity to large bodies of water or mountain ranges can impact rainfall patterns.
Mountains can cause orographic lifting, where moist air is forced to rise, resulting in increased rainfall on the windward side and decreased rainfall on the leeward side. Similarly, bodies of water can provide a source of moisture that fuels rainfall.
Furthermore, the specific path and speed of each storm system can affect rainfall amounts. If a storm system passes directly over Gale Town, it is likely to produce more rainfall compared to a system that passes nearby or further away. The speed of the storm can also influence rainfall duration and intensity.
Overall, the combination of atmospheric conditions, local geography, and storm path and speed all contribute to the variability in rainfall amounts experienced in Gale Town from one storm to another.
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what does dimensions mean
Answers
Answer:
you want to know what the dimensions are?
the dimensions are the height (up and down) and the base length (dotted line)
What does the moon not have on its own?
O rotational period
O gravity
O revolution period
Olight
Answers
The Moon can only be seen as a result of the Sun's light reflecting off it. It does not produce any light of its own.
The moon does not produce any light on its own, and can be seen of reflection from sun light
The salinity of a small inland lake has recently started to increase. Researchers are planning to investigate how freshwater organisms survive significant following physiological mechanisms will the researchers most likely observe among the surviving organisms in the lake?
a. Prokaryotic organisms will use various mechanisms to counter act swelling of cels as a result of increased water uptake
b. Single-celled organisms will use various mechanisms to counteract the increased flow of water from cells to the environment
c. Eukaryotic organisms will use various mechanisms to counteract the diffusion of positively charged ions across the cell membrane
d. Multicellular organisms will use various mechanisms to counteract the loss of cell adhesion as a result of calcium deficiencies
Answers
Single-celled organisms will use various mechanisms to counteract the increased flow of water from cells to the environment is the correct answer.
Halophiles are organisms that can survive in extremely salty environments. Due to the harsh conditions they endure on Earth, halophiles are regarded as extremophiles.
The physiological mechanisms used by creatures that survive in salty environments allow them to adjust their water flow from cells to their surroundings. Since the other physiological processes of organisms can be affected by the increased water flow, bacteria have developed a technique to combat the increased water flow.
As a result, Option-B is the right response.
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Name and describe two examples of sexual reproduction in many-celled organisms.
Answers
Answer:
Potato is a multicellular plant reproduce by cutting of underground modified stem. The modified stem is tuber.
Hydra is a multicellular animal reproduce by asexual budding.
What is the purpose of scientific argumentation?
Answers
A scientific argument is a method that researchers use to direct their work. In order to ultimately improve rational explanations and experimental designs, scientists point out flaws and limitations in other people's arguments. Evidence-based arguments is the term for this technique.
The aim of scientific reasoning is to assess the reliability and validity of methods and results. It would be appropriate to accept the scientific research if one could validate and demonstrate all of the points made. This part is structured around the four components of scientific argumentation
EvidenceReasoningStudent interactionCompeting claimsThe method by which research, as a field, creates and greater integration, is through scientific debate. Other scientists assess and analyze the assertions, supporting evidence, and explanations of that evidence when scientists make arguments in favor of novel theories.
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Salt water gargle can temporarily relieve a sore throat. One recipe calls for 3/4 teaspoon of salt in 1 cup of water. A second recipe calls for 1 teaspoon of salt in 2 cups of water. Which recipe will taste saltier?
Answers
Answer:
The first solution will, since the salt to water ratio contains more salt.
Explanation:
The salt will cause the recipe to taste saltier, since the salt is what makes things salty.
Patrick is a 16 year old boy whose body has stopped producing osteoclasts. What does this mean for his bones? What other parts of his body will be affected by this?
Answers
This means for his bones that his bones will become weak and brittle. Other parts of his body like the hip, wrist, and spine will be affected by this.
Osteoclasts weaken brittle bones, making them prone to breaking from even minor stresses like coughing or stooping. The most frequent locations for fractures caused by osteoclasts are the hip, wrist, or spine. Bone is a living tissue that constantly degrades and is replaced.
By increasing their resorptive activity and destroying bone to initiate normal bone repair, the cells known as osteoclasts mediate bone loss in pathologic circumstances. They develop from progenitors of the myeloid/monocyte lineage that circulate in the bloodstream after maturing in the bone marrow.
Osteoblasts create bone; osteocytes mature it, and osteoclasts degrade and reabsorb it.
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Design a scientific experiment, complete with all of the steps of the scientific method. It doesn't have to be complicated. It could be a cooking experiment, a gardening/growing experiment, etc. Make certain you have a strong hypothesis that can be tested.
Answers
Answer:
Hypothesis: Adding fertilizer to tomato plants will result in faster growth and larger yields of fruit.
Experiment:
Observation: Two identical tomato plants are selected for the experiment. One will be the control group (without fertilizer), and one will be the experimental group (with fertilizer).
Research: The types of fertilizer available, their recommended usage, and their impact on plant growth and yields are researched.
Variable selection: The independent variable will be the use of fertilizer, while the dependent variables will be plant growth and fruit yield.
Experimental setup: The tomato plants are grown in identical pots, with identical soil and sunlight exposure. The control plant receives no fertilizer, while the experimental plant receives a recommended amount of fertilizer every other week.
Data collection: Over a period of two months, measurements are taken of the height and width of the plants, as well as the number and size of the tomatoes produced.
Data analysis: The data collected is analyzed for any differences in plant growth and fruit yield between the control and experimental groups.
Conclusion: Based on the data collected and analyzed, a conclusion is drawn as to whether or not the hypothesis was supported by the experiment.
Further experiments: If the hypothesis is supported, further experiments may be conducted to determine the optimal amount and frequency of fertilizer for tomato plant growth and yield.
Explanation:
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Identifying Parts of an Ecosystem
Warm-Up
Match each term to the appropriate description.
ecosystem
allorca whales, fish, and seaweed living in
one area
population
allorca whales, fish, seaweed, islands, and
the Pacific Ocean
community
a group of orca whales living along the Gulf
of Alaska
organism
allorca whales in the world
species
a single orca whale
Answers
Ecosystem is a geographical area where biotic and abiotic components interact with each other.
Term with appropriate description are as follows:Ecosystem:- all orca whales, fish, seaweed, islands, and the Pacific Ocean
Population:- all orca whales, fish, and seaweed living in one area
Community:-a group of orca whales living along the Gulf of Alaska
Organism:-a single orca whale
Species:-all orca whales in the world
What are biotic components?These are the living components of ecosystem like plants and animals.
What are abiotic components?These are the non living components of ecosystem like air, water, soil etc.
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Answer:
ECOSYSTEM- all orca whales, fish, seaweed, islands and the pacific ocean
ORGANISM- a single whale orca
COMMUNITY- all orca whales, fish, and seaweed living in one area
POPULATION- a group of orca whales living along the gulf of Alaska
SPECIES- all orcas in the world
Explanation:
The cities listed below, from Chicago to Pittsburgh, lie in a roughly straight west to east line. Data on temperature, barometric pressure, and sky conditions for each city are shown in the table below. Use the data to explain what types of air masses are present and/or moving among these cities and how this accounts for the weather. What will Pittsburgh’s weather be like within the next 24 to 48 hours?
Answers
Pittsburgh’s weather in the next 24 to 48 hours will experience light rainfall. because the storm's movement is in the west east bearing towards the city indicated by the drop in pressure.
How does weather forecasting work?Data collected from reading the state of the atmosphere with the knowledge of atmospheric processes to predict atmospheric evolution is used to forecasts the weather.
Meteorologists use weather models from computer programs to make forecasts. When the pressure systems are low as is the case of Pittsburgh at 29.90, it prompts precipitation that leads to light showers.
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PLEASE HELP WILL MARK BRAINLEST!
Answers
Answer:
it is B
Explanation:
Which governmental level usually administers permitting and regulation of land use?
Answers
Answer: Local Governments
Explanation:
Generally, local governments have a large degree of autonomy to control land use within their jurisdictions. States typically grant them the authority to pass ordinances and regulations as long as they do not conflict with other laws. Furthermore, all states give municipalities the power to enact zoning regulations. In 15 states, state legislation also requires municipalities to adopt a Comprehensive Plan. Similarly, in 8 states local governments are required to adopt Local Zoning Ordinances.
The seed formed inside the ovary of the flower. As the seed develops in the flower, water is withdrawn from it so that it becomes almost dry. suggest why is it important?
Answers
Water withdrawal from the developing seed inside the flower is important to induce dormancy, enhance longevity, protect against pathogens, facilitate dispersal, and trigger germination under favorable conditions.
Water withdrawal from the seed during its development inside the ovary is crucial for seed dormancy, longevity, protection, dispersal, and germination. Dormancy enables seeds to survive unfavorable conditions. The dry state reduces metabolic activity, enhancing seed longevity. Withdrawing water creates an inhospitable environment for pathogens, safeguarding the seed. Dry seeds are lighter and more easily dispersed by wind, animals, or water, aiding in the colonization of new habitats. Rehydration of the seed after dispersal triggers germination, initiating growth.Overall, water withdrawal from the seed inside the ovary serves as a survival strategy, allowing seeds to endure harsh conditions, remain viable for extended periods, avoid microbial damage, disperse effectively, and germinate when conditions are favorable.
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Fossils of a species of bird are found in layer 3. Which layer is most likely to
have organisms that lived at the same time as the bird species?
12
11
10
8
7
5
O A. Layer 7
O B. Layer 2
O C. Layer 5
O D. Layer 10
Answers
One person in the film stated the following with your basil or not as a matter of whether it’s cause effect of the chance of getting caught in the penalty or less and it cost to comply people just think of it as being a business decision in other words criminal fines or just another cost of doing business my TV amor factored form of punishment that would motivate corporations to follow the law
Answers
tough question
Explanation:
After leaving your stomach, your food travels into your
O mouth
O esophagus
O small intestine
O large intestine
Answers
Answer:
O small intestine
Explanation:
List and describe the different types of connective tissue. What similarities and differences did you observe?
Answers
Answer:
There are three types of connective tissues, loose connective tissues, dense, and hyaline.
Explanation:
The difference between them is the composition of the extracellular matrix that surrounds the fibroblast, that is to say that in loose connective tissue, the function will be of support or filling, and the fibroblast is immersed in an extracellular matrix with a high content of water and proteins. collagen.
On the other hand, in dense connective tissue, the amount of collagen fibers is greater, the protein structure as well, and the interlacing between proteins is more complex, and they may also have the ability to calcify as in the case of bone tissue or cartilage.
Finally, we have the hyaline connective tissue, which is very rich in hyaluronic acid and is found in the joints forming the discs, which are shock absorbers and protectors from bone wear due to friction between surfaces, hyaluronic acid, proteinglycans and glycoproteins are the main protagonists of all connective tissues together with the fibroblast, but even more so in the hyaline connective.
The next generation of pea plants has 552 plants, 546 have purple petals. Is the
population in Hardy-Weinberg Equilibrium? Solve for p and q.
Answers
The frequency of the dominant allele (p) is approximately 0.982 and the frequency of the recessive allele (q) is approximately 0.018.
What is the population frequency?To determine if the population is in Hardy-Weinberg Equilibrium, we need to compare the observed genotype frequencies to the expected genotype frequencies under the assumptions of the Hardy-Weinberg Equilibrium.
Let's define our variables:
p: the frequency of the dominant allele (in this case, the allele for purple petals)q: the frequency of the recessive allele (in this case, the allele for white petals)Under the assumptions of Hardy-Weinberg Equilibrium, the expected genotype frequencies are:
p^2 for the frequency of homozygous dominant individuals (PP)2pq for the frequency of heterozygous individuals (Pp)q^2 for the frequency of homozygous recessive individuals (pp)We can use the following equation to calculate the expected genotype frequencies:
p^2 + 2pq + q^2 = 1
Now let's plug in the numbers we have:
Total number of individuals (N) = 552
Number of individuals with purple petals (n) = 546
The frequency of the dominant allele (p) can be calculated as the square root of the frequency of individuals with purple petals:
p = √(n/N) = √(546/552) ≈ 0.982
The frequency of the recessive allele (q) can be calculated as 1-p:
q = 1 - p ≈ 0.018
Now let's calculate the expected genotype frequencies:
p^2 = (0.982)^2 ≈ 0.964
2pq = 2 x 0.982 x 0.018 ≈ 0.035
q^2 = (0.018)^2 ≈ 0.0003
The expected genotype frequencies are:
PP: 0.964 x 552 ≈ 531
Pp: 0.035 x 552 ≈ 19
pp: 0.0003 x 552 ≈ 0.2
Now let's compare the observed genotype frequencies to the expected genotype frequencies:
Number of individuals with genotype PP: unknownNumber of individuals with genotype Pp: unknownNumber of individuals with genotype pp: 552 - 546 = 6
We don't have enough information to calculate the observed genotype frequencies for PP and Pp, so we cannot directly compare the observed and expected genotype frequencies.
However, we can check if the conditions of Hardy-Weinberg Equilibrium are met:
Random mating: We don't have information on this, so we assume that mating is random.No mutation: We assume that there are no new mutations in the population.Large population size: With 552 individuals, the population size is reasonably large.No gene flow: We assume that there is no migration of individuals into or out of the population.No natural selection: We assume that there is no differential survival or reproduction based on the genotype.If all these conditions are met, then the population is in Hardy-Weinberg Equilibrium. In this case, we can assume that the population is in Hardy-Weinberg Equilibrium since we don't have any reason to believe that the conditions are not met.
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By his or her first birthday, an infant will have tripled his or her birth weight and increased his or her length by about 50 percent.
True
False
Answers
By the time an infant is 4 months old, it usually doubles in weight and by one year has tripled its birth weight. By age 2, the weight has quadrupled and lengths increases by 50 percent thus the statement is correct.
The typical American newborn weighs around 7.5 pounds and is around 20 inches in length. Infants normally lose about 5% of their body weight during the first few days of life as they get acclimated to feeding and removing waste. Most parents seem to miss this, but those who have tiny infants may find it worrying. However, this loss of weight is just momentary, as a quick period of growth follows. An infant typically doubles in weight by the time it is 4 months old, and by the time it is 1 year old, it has tripled. The weight has quadrupled by the age of two. At one year, the length doubles (range between 26 and 32 inches).
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Ask another question about the cause of the rise in global temperatures over the last century. Describe the evidence that would help you construct and support an answer to this question.
Answers
What role does human activity play in the rise in global temperatures over the last century?
To answer this question, evidence such as historical temperature data, greenhouse gas emissions data, and climate models can be examined. Additionally, studies on the effects of deforestation, industrialization, and transportation on the environment can be analyzed.
Other factors that may contribute to the rise in temperatures, such as natural climate variability and solar activity, would also need to be considered and evaluated.
Ultimately, a comprehensive analysis of these various factors would be necessary to determine the extent to which human activity has contributed to the observed rise in global temperatures.
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I need help on This question I’ll give you brainliest
Answers
The change to the investigation that would remove the source of the error noticed by the scientist is to test a fourth group, in which the participants do not receive the mineral supplement (option A).
What is a controlled experiment?A controlled experiment is an experiment designed to replicate the main experiment in every way, except in respect of the one variable that is being tested, so as isolate the effect of that variable.
In other words, a control is introduced in the experimentation process. A control is group of test subjects left untreated or unexposed to the independent variable.
According to this question, a company is testing the effect of a mineral supplement on common cold. The experimental procedure is okay except that they didn't include a fourth group, which will serve as the control.
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I can be single celled or multicelled. I can reproduce sexually or asexually. I can be heterotrophic or autotrophic. I am Eukaryotic. What am I? A. Kingdom Protista B. Kingdom Monera C. Kingdom Animalia D. Kingdom Plantae
Answers
Answer:
A. Kingdom Protista
Explanation:
Kingdom Protista contains mostly unicellular eukaryotes. However, a few are multicellular.
Some protists reproduce sexually using gametes, while others reproduce asexually by binary fission.
Some protists are autotrophic, while others are heterotrophic.
Protists are eukaryotic, as their cells have a nucleus and other membrane-bound organelles.
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In the five kingdom classification system, the kingdom Protista contains both unicellular and multicellular organism that exhibits both modes of reproduction. Thus, option A is correct.
What are the characteristics of the kingdom Protista?Kingdom Protista is one of the kingdoms that has been constituted of the organisms that have single-celled and multicellular bodies and are classified under the eukaryotes.
They can show both the modes of reproduction as it includes alternation of generations, conjugation, and binary fission as seen in amoebas and Euglena.
They are autotrophic as they can produce food using chemosynthesis and photosynthesis as seen in Spirogyra. They also are heterotrophic and include sporozoans, paramecia, molds, etc.
Therefore, option A. kingdom Protista is correct.
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How much food is required for a blob to reproduce from one generation to another?
Answers
Answer:
a blob to generate to another which is option A:1
hope this helps you
Snake venom contains a mixture of enzymes, which include phospholipase that break down cell membranes, proteinases that destroy proteins, as well as amino acid oxidases and nucleotidases that break down the monomers for protein and DNA synthesis, which is why they can be so deadly. If you were bitten by a venomous snake you may be treated with an antivenom. In addition to antibodies that help your immune system recognize and fight the foreign molecules, what else does the antivenom most likely contain
Answers
Answer:
The correct answer is - Venom enzyme inhibitors.
Explanation:
The snake venoms are the complex mixtures of phospholipase A2s, disintegrins, serine proteases, C-lectins, and metalloproteases, and others. The snake venom phospholipase A2s (svPLA2s) enzymes found in most of the families of venomous snakes that cause anticoagulant effects, cardiotoxicity, neurotoxicity, and cytotoxicity, and other effects.
In antivenom, there are Venom enzyme inhibitors other than antibodies that help in neutralizing these enzymes by weakening or inhibiting these toxic actions.
How does the structure of the skull help prevent injury to the brain?
Answers
The skull's fused bones minimize the force on the brain, which helps to prevent harm. The bone cranium/skull, which houses the human brain, provides excellent protection.
Three-layered cerebral meninges surround and protect the brain. Cerebrospinal fluid is present in the gap between these membranes. The cranial vault, cranial base, and facial skeleton are the three main bony structures that make up the skull. The brain is shielded from damage from the outside by the hard cranial vault. The cranial base, on which the brain sits, is also where a number of arteries and nerves enter and exit through different foramina.
Thus, we might conclude that the fused bones of the skull's skeletal structure lower the force on the brain and aid in injury prevention.
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The human TPM1 gene encodes members of the tropomyosin family of cytoskeletal proteins. Which of the following best explains how different proteins can be made in different cell types from the one TPM1 gene?
(A) Different introns are selectively converted to exons.
(B) Different exons are retained or spliced out of the primary transcript.
(C) The GTP cap is selectively added to and activates different exons. (D) Different portions of the primary transcript remain bound to the template DNA.
Answers
The fact that different exons are retained or spliced out of the primary transcript explains how various proteins can be made in different cell types from the one TPM1 gene.
TPM stands for tropomyosin, which codes for the Tropomyosin alpha-1 gene in humans. It makes up the skeletal filaments and has a role in controlling the contraction and relaxation of muscles.
The mRNAs transcribed from the DNA strand carry information for protein synthesis. Gene splicing happens after transcription, where a single gene gets modified to code for various proteins. This process helps in protein diversity.
The intracellular concentration of calcium ions and the binding of the ion to troponin causes conformational changes and results in actin-myosin bridge formation and subsequent contraction and relaxation of muscles.
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How much work is done when a force of 37N pulls a wagon 13 meters?
Answers
Answer:
but he answer is 481 J 37*13 is 481
Explanation:
33N pulls a wagon 13 meters. Work = 429 J < looked that up all that its missing is the 37
A research biologist is studying cells from a new organism recently discovered in the Brazilian rain forest. She determines that the typical cell contains a total of 10 chromosomes. How many possible combinations of chromosomes could this organism produce as a result of independent assortment? Assume the organism reproduces sexually
Answers
Answer:
(2⁵)²: 1024 combinations
Explanation:
In this case, the chromosome haploid number (n) of the target species is equal to 10, and therefore its diploid number (2n) is equal to 5 (i.e., somatic cells in the target species contain 5 pairs of chromosomes). That means that one individual can produce 2⁵ or 32 different gametic combinations. Moreover, the number of possible combinations that emerge from paring different gametes (sexual reproduction) can be calculated as (32)² = 1024 combinations.