Answers
Answer:
eartquakes
Explanation:
tectonic shift is the movement of the plates that make up the earths crust
Related Questions
i need help on these three problems
Answers
Answer:
It is an Active Voice
Explanation:
The subject is getting done
Tae formation of fossil fuels is a process that takes millions of years and
starts with energy from the Sun. The Sun contributes to the formation of
fossil fuels by -
A) generating winds, so humans use less fossil fuels
B) giving off heat, similar to burning fossil fuels
C) giving energy to the living things that become fossil fuels
D) heating up the Earth's core where fossil fuels form
Answers
Answer:
D
Explanation:
It was a long time ago when the crust was still molten lava. The ground basically buried the fossil fuels and that's why it makes imprints.
for labrador retrievers the dominant allele b for gene 1 leads to black coat while the recessive allele b leads to brown coat. alleles of gene 2 can change this color, with the dominant allele e having no effect but genotype ee changing either black or brown to yellow color. for dogs with the genotype bbee, the effect of gene 2 on gene 1 is . exam 1
Answers
The dog in question has the genotype bbee, the dominant allele B of gene 1 determines that it will have a black coat, and the dominant allele E of gene 2 has no effect on this, so the dog will have a black coat.
What is genotype?
Genotype refers to the genetic makeup of an organism, which is determined by the combination of alleles (alternative forms of a gene) inherited from its parents. An organism's genotype determines its observable traits, such as its physical appearance, behavior, and susceptibility to certain diseases or disorders.
Genotype is represented by a combination of letters that indicate the alleles of a gene that an individual possesses. For example, in the case of a gene with two alleles, A and a, an individual's genotype could be AA, Aa, or aa, depending on the specific alleles inherited from their parents.
For dogs with the genotype bbee, the effect of gene 2 on gene 1 is that it does not change the coat color. This is because the dominant allele E of gene 2 has no effect on the coat color determined by gene 1, while the recessive allele e of gene 2 only affects the coat color if the dog carries two copies of it (i.e. genotype ee).
Therefore, since the dog in question has the genotype bbee, the dominant allele B of gene 1 determines that it will have a black coat, and the dominant allele E of gene 2 has no effect on this, so the dog will have a black coat.
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The Borg Scale uses a perceived exertion rating of
A. 1-10
B.6-20
C. 100-200
D. 15-30
Answers
Answer:
A but im not sure
Explanation:
Correct me if its wrong
Erosion is
A)how soil is turned into rock.
B)the removal of soil due to the elements (rain and water).
C)the way by which plants are able to hold the soil in place.
D)the breaking down of rock into soil.
Answers
saoidsakidkakdadsdad
Please Help :) - A news magazine article reports that "because plant feedstock used to produce biofuels absorbs carbon dioxide from the atmosphere, biofuels are oftentimes carbon neutral."
What assumption underlies this claim?
A. that biofuels are renewable energy sources
B.that the combustion of biofuels does not emit any carbon dioxide
C.that biofuels are a more sustainable energy source than solar or wind
B. that lands cleared for biofuel crops did not store more carbon in their natural states
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What do a Salamander and a Tuna have in common? *
Answers
Answer:
DNA structure
Explanation:
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What is an element? Is water (H2O) considered an element?
Answers
Answer: a element is a part or aspect of something abstract , especially one that is essential or characteristic YES water is an element
Explanation:
Answer: yes it is..
Explanation:
Four equal strips A B C and D were cut from a potato whose cell sap concentration was 28.5%sugar. The strips were placed in sugar solutions of different concentrations as follows;A-10%,B-15%,C-25%,D-35%. 1.What changes would you expect in strips A and D? 2.Account for the changes in A and D.
Answers
Answer: The concentration of sugar in solution D is 35%. Solution D is a hypertonic solution as the solute concentration is more than the potato cell concentration. Therefore, water will move into the cell to equalize the osmotic pressure gradient between the cell and the solution. Hence, strip D will swell.
Explanation:
Use this diagram to explain the mechanism of natural selection. Use the terms:
Fitter, inherited, advantage, survive, reproduce
Answers
The mechanism of natural selection works like this:
Within a population of a particular species, there is genetic variation, meaning that individuals within that population differ from one another in terms of their genetic makeup. Some of these variations may be advantageous, such as the ability to blend and be more fitted in with the environment in order to survive, while others may be disadvantageous.
What is natural selection?Natural selection is a process that explains how certain genetic traits become more or less common within a population over time. It is one of the key mechanisms of evolution.
Individuals with advantageous variations, like camouflage in this case, are better suited to survive in their environment because they are harder for predators to detect. As a result, these individuals are more likely to reproduce and this trait of advantage can be inherited by their offspring
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What lies between Mars and Jupiter?
Answers
Answer: The asteroid belt
Explanation: The full asteroid belt contains over a million members, with the majority lying between Mars and Jupiter.
Which of the following is an environmental cost of commercial agriculture? A. Overconsumption of water B. Efficient milk production C. Crop rotation D. Primary food crops
Answers
Answer: A. overconsumption of water
Explanation:
Every other answer is a a positive
How were you able to determine the genotype of Akari and Yunseo, even though you did not test their DNA
Answers
Answer:
Through its physical characteristics.
Explanation:
For finding the genotype of an organism, we have to test DNA of that organisms because all the information about genotype is present in the DNA of that organism. To see the physical characteristics and features, we are able to determine the phenotype of Akari and Yunseo not genotype. So on the basis of physical features and characteristics we can determine Akari and Yunseo.
We cannot able to determine the genotype of Akari and Yunseo, without testing their DNA. Through physical characteristics, it is possible to determine the phenotype.
What is Genotype?
Ultimate combination of alleles of those genes which are selcted for studies, are known as Genotype.
We can only identify the phenotype of Akari and Yunseo, even though we did not test their DNA, through physical characteristics. To determine genotype it must be necessary to test their DNA first.
Therefore, we cannot able to determine the genotype of Akari and Yunseo, without testing their DNA.
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what is an example of the relationship between enzyme concentration and reaction rate
Answers
The enzyme concentration and reaction rate relationship in enzyme kinetics is defined as follows: According to the Michaelis -Menten equation, the reaction rate is proportional to the enzyme concentration up to a limit that is referred to as Vmax, the maximum rate of an enzyme-catalyzed reaction.
The graph below illustrates the relationship between enzyme concentration and reaction rate: Graph illustrating the relationship between enzyme concentration and reaction rate . As you can see in the graph, increasing the enzyme concentration increases the reaction rate, but only up to a certain point.
After this point, the reaction rate will plateau, indicating that the reaction has reached its maximum rate. Therefore, the maximum rate of an enzyme-catalyzed reaction is determined by the enzyme concentration, and it is independent of the substrate concentration.
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write the phenotype and genotype
Answers
Explanation:
The concepts of phenotype and genotype are related to genetics.
The phenotype is generally called the external appearance of the living thing, which is formed by the genetic information and environmental effects.
Genotype is the genetic information that an organism carries in its DNA.
For example; Character A is the favorite black color. a is the blue color character.
While the Aa display shows the individual with black eyes in the phenotype, the genotype is expressed as heterozygous dominant black eyes.
The mitochondrial DNA sequence that is shared by two species has a steady mutation rate. Scientists determine the sequences of these two species to be as follows
Species A: CAGGCCATTATG
Species B: CCAGCCTATAGG
Based on this information, which of the following best explains the difference in the DNA sequence between the two species?
A) Species A and B probably share the most recent ancestor because they only differ by three mutations.
B) Species A and B have fewer differences between DNA sequences means that fewer mutations occurred.
C) Species A and B probably have distinct ancestors because they have many differences in mutations.
D) Species A and B are closely related because they differ by five mutations in their DNA sequence.
Answers
It is expected that Species A and B have distinct ancestors because they have many differences in mutations (Option C).
What is the mutation rate?The mutation rate makes reference to the number of mutations that appeared in a given nucleotide sequence in a given period of time.
In this case, sequences from Species A and B have 5 mutations and aligned sequences have only 12 nucleotides, which is a considerably high mutation rate to share a common origin.
Nonetheless, information about divergence times might be helpful to determine the origin of these sequences.
In conclusion, nucleotide sequences of Species A and B exhibit many mutations and therefore they do not have the same evolutionary origin (Option C).
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The process of osmosis is best illustrated by the movement of a.Water into root hair cellsb.Oxygen into red blood cellsc.Carbon dioxide through stomatesd.Glucose through phloem
Answers
Answer: The correct answer is the letter a. Water into root hair cells.
Explanation:
Osmosis refers to the net movement of water molecules across a partially permeable membrane from an area of lower solute concentration to an area of higher solute concentration.
When male lions reach sexual maturity, they leave their group in search of a new pride. This can alter the allele frequencies of the population through which of the following mechanisms?
Group of answer choices
gene flow
natural selection
genetic drift
random mating
Answers
Option(A) Gene flow is process that can effectively alter the allele frequencies of population.
what is gene flow?In population genetics, gene flow is the transfer of genetic material from one population to another. If the rate of gene flow is high enough, then two populations will have equivalent allele frequencies and therefore can be considered a single effective population.
what are allele?According to the most respected textbooks on genetics and evolution, an allele is a different arrangement of the same sequence of nucleotides at the same location on a lengthy DNA molecule. A locus is the chromosomal or genomic location of a gene or any other genetic element, and alleles are different DNA sequences at a locus.
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A large tray is filled with flour and a fan is turned on so that it blows wind across the top.
Which natural process is this modeling?
Answers
The natural process that the illustration models would be erosion.
ErosionIs a process by which the topmost soil of an area gets removed.
Erosion of topmost soils can be removed by water or by the wind.
When erosion is caused by water, it is called water erosion. If it is by wind, it is called wind erosion.
Thus, the blowing away of flour on a tray filled with flour by a fan is a way of demonstrating how wind erosion of soils works.
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"The life cycle of a plant is a set of major stages that an organism will go through. Fruits start as spores that are embryos with food storage. When the seed germinates, the sprout will begin to grow. When the sprout begins to grow, it turns into a seedling and then an adult plant." What statement will correct the mistake in Martin's report?
Answers
The statement "Fruits start as spores that are embryos with food storage" is incorrect.
What are spores?A spore is a unit of reproduction in biology that can be adapted for dissemination and survival, frequently for long periods of time, in unfavorable environments.
It is untrue to say that fruits begin life as spores, which are embryos with food storage.
Fruits do not begin as spores; rather, after fertilization, they emerge from the ovary of a flower. In contrast, other plants, including ferns and mosses, reproduce asexually through the use of spores.
A correct response that would address Martin's report's error would be:
"After fertilization, seeds begin to form as embryos that can store nourishment inside the ovary of a flower. Once the seed has begun to grow, it will produce a sprout, which will later mature into a seedling and finally an adult plant."
Thus, this statement will correct the mistake in Martin's report.
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The area around a charge in which the electric force is experienced by other charged objects is the ______________
Answers
The area around a charge in which the electric force is experienced by other charged objects is the electric field.
The electric field is a property of the space around a charged object and is created by the presence of that charge. Any other charged object placed within the electric field will experience a force exerted on it due to the interactions between the electric charges.
The electric field can be thought of as a field of influence that extends throughout space, representing the force that would be experienced by a positive test charge placed at any given point within the field. The strength and direction of the electric field depend on the magnitude and sign of the charge creating the field. Electric field lines, which are used to visualize the electric field, point away from positive charges and towards negative charges.
The electric field plays a crucial role in understanding and describing the behavior of charged particles and the interactions between them. It is a fundamental concept in electromagnetism and has applications in various fields, including electronics, electrical engineering, and physics.
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ESCRIBA LA RELACIÓN ENTRE LOS COMBUSTIBLES FÓSILES Y PROCESOS COMO LA FOTOSÍNTESIS.?
Answers
En el proceso de independencia de las colonias americanas, tuvo una clara injerencia el conflicto político entre Francia y Gran Bretaña, quienes se enfrentaron tanto a nivel europeo como en sus colonias en América, África y el resto del mundo.
What is Así, mientras toda?Así, mientras toda Europa se involucraba en la Guerra de los Siete Años y las Guerras Napoleónicas, las potencias coloniales descuidaban sus colonias en América para proteger así sus intereses en sus territorios principales.
De esta manera, se generaba un vacío de poder que era aprovechado por los movimientos patrióticos en todo el continente. Un claro ejemplo de ello fue España, que invadida por Francia durante las Guerras Napoleónicas por haberse aliado con Gran Bretaña, descuidó sus colonias en América generando la corriente independentista que tuvo lugar en el continente a inicios de los 1800s.
Therefore, En el proceso de independencia de las colonias americanas, tuvo una clara injerencia el conflicto político entre Francia y Gran Bretaña, quienes se enfrentaron tanto a nivel europeo como en sus colonias en América, África y el resto del mundo.
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You are trying to determine the mode of inheritance for the mutant curly-winged phenotype in Drosophila. You cross pure-bred wild-type flies with pure-bred mutant (curly-winged) flies and notice that all of F1 has curly wings. You make the scientific hypothesis that the curly-winged phenotype is autosomal dominant to the wild-type wing phenotype. a. If your scientific hypothesis is correct, what ratios would you expect to see in your F2 generation?
Answers
Answer:
The correct answer is - In F2 generation we should get a 3:1 ratio of phenotypes. 3 curly dominant, 1 wild type recessive.
Explanation:
In the given case, the cross between pure-bred wild-type flies with pure-bred mutant (curly-winged) flies and it is found that in F1 generation all offsprings are curly wings which means curly wings are dominant over wild-type.
let assume w gene is responsible for wild type and W gene is responsible for the curly wings which is dominant over wild type
W W
w Ww Ww
w Ww Ww
now on self crossing
W w
W Ww Ww
w Ww ww
In f2 generation there are 75% chances of the curly wing and 25% chances of wild type or the ratio of phenotype would be 3:1
!!20 POINTS!!
Human use a (an) ____________ circulatory system to remove waste.
A. Open
B. Closed
C. Capillariy
D. Continuous
Answers
Answer:
its continuous
2. What did the Watson and Crick double helix model of DNA structure
explain about this molecule.
Answers
The Watson and Crick double helix model of DNA structure, proposed in 1953, provided a breakthrough understanding of the molecular structure of DNA, which has profound implications for our understanding of genetics, heredity, and molecular biology.
What is DNA structure?The model explained several key features of DNA:
Double helix structure: The model proposed that DNA consists of two strands that are twisted around each other in a helical fashion, forming a double helix structure. The two strands are held together by hydrogen bonds between complementary nucleotide bases (adenine with thymine, and guanine with cytosine), forming base pairs along the interior of the helix. This explained how DNA can have a stable and structural integrity, while also allowing for the replication and transcription of genetic information.
Complementary base pairing: The model explained how the nucleotide bases in DNA (adenine, thymine, guanine, and cytosine) pair specifically with their complementary bases to form the "rungs" of the DNA ladder. This complementary base pairing mechanism ensures that the genetic information stored in DNA is accurately replicated and transmitted during cell division and protein synthesis.
Antiparallel orientation: The model revealed that the two strands of DNA in the double helix are oriented in an antiparallel manner, meaning they run in opposite directions. This orientation allows for the formation of hydrogen bonds between the complementary base pairs, and it has important implications for DNA replication and transcription processes.
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The data in the graph are the result of a paramecium being placed in a hypertonic salt solution.
A graph entitled Paramecium Contractile Vacuole Contractions has salt concentration on the horizontal axis and contractions per minute on the vertical axis. A very low salt concentration has 30 contractions per minute, low: 22, medium: 15, high: 8, very-high: 2.
Based on the data in the graph, which would most likely happen if the paramecium were placed in distilled water?
The contractions would increase.
The contractions would decrease.
The contractions would cease altogether.
The contractions would establish dynamic equilibrium.
Answers
The contraction will increase. The first option is the correct option.
What is the contractile vacuole?It is an organ that helps to excrete excess water from the body of some protozoans such as paramecium.
The more excess water present in the organism, the more the contractile vacuole contracts to get rid of the water.
With distilled water, more water will enter the cell and this excess water will need to be gotten rid of. Thus, the contraction rate will increase.
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Answer:
A
Explanation:
inguinal lymph nodes are found in
Answers
Humans can have a tremendous impact on the environment as well. List the 6 categories of human created environmental stresses.
Answers
Answer:
overpopulation, pollution, burning, fossil fuels, and deforestation
Explanation:
these are ways that human's impact are physical environment.
A wedge and a screwlare variations of what type of simple machine?
A)Pulley
B)Lever
C)Wheel and Axel
D)Inclined plane
Answers
Answer:
b. Lever
Explanation:
Thetrophic level transfer efficiency (TLTE) is defined as the product of 100 and the quotient of production at the trophic level of interest and the trophic level one position lower. If the primary producers in a particular ecosystem provide 5000 kcal/m2/yr and the primary consumers in this ecosystem produce 1000 kcal/m2/yr, what is the TLTE for these two trophic levels in this ecosystem? (
Answers
Answer:
The trophic level transfer efficiency (TLTE) is 20 % for the producer and the primary consumer.
Explanation:
The trophic level transfer efficiency (TLTE) is calculated by dividing the value of primary consumer by the value of producer and multiply by 100. The value of 1000 is divided by 5000 and multiply by 100, we get 20 % which means that when the primary consumer eat producer, only 20% of energy is transferred in the body of primary consumer while the remaining 80% energy will be lost as heat energy in the ecosystem.