Answer:
The Meter.
Explanation:
The winds of the jet stream are moved by ________
A.) convection currents
B.) decreasing radiation from the sun
C.) conduction from the ground
D.) changes in moisture
The winds of the jet stream are moved by convection currents.
Convection currents play a significant role in the movement of the jet stream.
The jet stream is a high-altitude, narrow, fast-flowing air current that circles the Earth in a wavy pattern. It is primarily located in the upper troposphere and lower stratosphere, typically between 9 and 16 kilometers (5.6 and 9.9 miles) above the Earth's surface.
The jet stream is driven by temperature gradients and differences in air pressure. Convection currents are generated by the uneven heating of the Earth's surface by the sun. As warm air rises and cool air sinks, it creates a circular motion of air masses.
This convection process influences the formation and movement of the jet stream. The temperature variations in the atmosphere cause pressure differences, and the air flows from areas of higher pressure to lower pressure, resulting in the jet stream's flow.
Thus, convection currents are responsible for moving the winds within the jet stream.
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What holds bones together?
Answer:
Ligaments connect the ends of bones together in order to form a joint. Tendon - A tough, flexible band of fibrous connective tissue that connects muscles to bones. Joints - Structures that connect individual bones and may allow bones to move against each other to cause movement.
Explanation:
Answer: Ligaments
Explanation:
Ligaments connect the ends of bones together in order to form a joint. The strong connective tissue in the ligaments protects these structures and prevents them from bending, twisting or tearing. Regardless of whether they connect bones or organs to each other, ligaments help to maintain stability in the body
I hope this helps :)
Predict the results of a mating between a hemophiliac male and a carrier female. Hemophilia is a SEX LINKED, RECESSIVE trait. Fill in the following information.
21. Genotype male _______
22. Genotype female _______
23. Punnett square:
% of total offspring:
24. % normal males ________
25. % hemophiliac males ________
26. % normal females _______
27. % hemophiliac females _______
28. % carriers _______
21.Genotype male: XhY
22. Genotype female: XHXh
23. Punnett square: XH Xh
24. % normal males: 25% (1 out of 4)
25. % hemophiliac males: 25% (1 out of 4)
26. % normal females: 25% (1 out of 4)
27. % hemophiliac females: 25% (1 out of 4)
28. % carriers: 50% (2 out of 4)
What is a Punnett square?The Punnett square is described as a square diagram that is used to predict the genotypes of a particular cross or breeding experiment.
We can see from the Punnett square the possible genotypes of the offspring.
We see that there are are four possible genotypes:
XHXh (carrier female) XhXh (hemophiliac female), XY (normal male), Y (normal male).The percentages shows the proportion of each genotype that is among the total offspring which is four.
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1. Use the list below to complete the following statements.
adapt extinct mutation adaptations fittest natural selection criticism fossil saber-tooth tiger Darwin giant sloth survival evolution glyptodont variation
a. The term describes living things that are best suited to their environment.
b. Species that survive are the ones that make or meet changes.
c. Florida has a rich record.
d. Two examples of land animal fossils found in Florida are the ________ and the ______.
e. Some animals unable to adapt to the changing environment became ___________.
f. Living things _______________ over time to meet their changing environment.
g. This biologist, __________________, studied evolution in the 1800s.
h. The ________________ was a giant, armadillo-like animal with a spiked tail that once lived in Florida.
i. The Origin of Species is a book written in 1859 about ___________________.
j. Nature selects the fittest for ______________________because they have useful traits.
k. Changes may occur in animals due to changes in the sequence of base pairs in their DNA, and this is known as a __________________.
l. Oldfield mice show ____________________ in the color of their fur.
m. The survival of the light-colored oldfield mice on Florida's Gulf Coast is an example of the process called ________________________.
n. Evolution is a controversial theory that has survived much _________________.
2. Write a micro-theme using and explaining the following terms.
a. "Survival of the fittest"
b. Adaptation
c. Evolution
3. Use the list below to write the correct term for each definition below.
adaptation
extinct
gene
Darwin
fittest
mutation
evolution
fossils
natural selection
_________________________ a. A change in genes that causes a change in a particular trait
_________________________ b. Describes a species that no longer has any living representatives
_________________________ c. A trait that a species develops over generations which helps it to survive
_________________________ d. a unit of DNA that determines a specific trait in the organism
_________________________ e. The survival of organisms best fit for the environment
_________________________ f. Changes in living things over time
_________________________ g. Remains of organisms that lived in the past
_________________________ h. Best suited to survive in its environment
_________________________ i. The biologist who developed and offered evidence of the theory of Natural selection
4. Answer the following using complete sentences.
a. How does genetic variation create new species over time?
b. How does changing the proteins produced in a cell alter what an organism does?
c. In terms of evolution, why do animals that are preyed upon (eaten) likely to have a high number of offspring?
d. Why is it vital that a scientist recognize his or her own biases and that they be open to criticism?
5. We chose to spotlight Florida animals because The Ogburn School is located in Florida. Your next assignment is to conduct an internet search to discover information related to animal diversity. You may choose to research animals in the state you live in. If you live in Florida you may choose to research a Florida endangered species, or one from another state or country. Your research must include the following:
a. species of animal
b. location of animal (state or country)
c. the animal's status (extinct, endangered, threatened, etc.)
d. reason for status (why is animal extinct, endangered, threatened, etc.)
e. type of habitat needed for survival
f. conservation efforts on the animal's behalf
g. prospects for the future of this animal
Answer:
d=alligators, deers
E=extinct
f=reproduce
g=Mr. Kinley
H=anteater
I=Eveloution
J=survival
K= ???
L or I? = bones
Explanation:
Make me brainliest no matter what
Answer:
for k is mutation
Explanation:
helpadfasdfasdfasdffffffffffffffffffffffffffffffffffff
PLEASE HELP!!!
DNA BASE PAIRS & CONSTRUCTION Create the
complementary strand of DNA to this strand of DNA! Fill in any missing bases to complete the DNA strand. First match on #1 has been completed for you!
TITE
Explanation:
KANTOTAN HAHAHAJAJA
the white flower was produced because
A the pollen (male gamete)
B the pistil (female gamete)
C, both the pollen (male gamete) and pistil (female gamete)
carried the recessive allele(s) that the offspring inherited to produce a
A. dominant
B, Recessive
phenotype.
Answer:
C both pollen and pistil
B recessive phenotype
Explanation:
The white flower was produced due to the presence of the b recessive allele which is found in both the male and female gametes as indicated in the punnet square
And bb genotype is consisting of 2 recessive alleles therefore it makes up the recessive phenotype
Explain It! Explain how your cells make hemoglobin based on the DNA code.
I
Use these terms:
DNA
Proteins Traits
o add speaker notes
Amino acid
mRNA
DNA contains the "blueprint" for haemoglobin (the material that makes up genes). An individual typically has four genes that produce the alpha protein, also known as the alpha chain. The beta chain is encoded by two additional genes.
Describe the mechanism.The beta-globin protein is made using instructions from the HBB gene. Red blood cells include a bigger protein called haemoglobin, of which beta-globin is a part (or subunit). Hemoglobin in adults typically has four protein components: two subunits of beta-globin and two subunits of an alpha-globin protein, which is created by the HBA gene. Each of these protein subunits is joined (bound) to a heme, a molecule with iron in its centre that can bind to one or more iron-containing molecules.molecule of oxygen Red blood cells' haemoglobin attaches to oxygen molecules in the lungs. These cells subsequently circulate through the bloodstream, supplying tissues all over the body with oxygen.
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In ( Blank ) interference, the energy of the combined wave is greater than the energy of each of the two waves.
In constructive interference, the energy of the combined wave is greater than the energy of each of the two waves.
A wave of greater, lower, or the same amplitude is created when two waves merge through interference by combining their displacements at all points in space and time. The interaction of waves that are coherent or correlated with one another, either because they originate from the same source or because their frequencies are similar or almost identical, leads to both constructive and destructive interference.
According to the principle of superposition of waves, the consequent amplitude at a place where two or more waves of the same kind are incident is equal to the vector sum of the amplitudes of the individual waves. Constructive interference occurs when the crests of two waves with the same frequency cross at the same location. In this case, the amplitude of each wave is equal to the sum of its individual amplitudes. Destructive interference occurs when the peak of one wave collides with the trough of another wave, resulting in an amplitude equal to the difference between the separate amplitudes.
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Streams that disappear into sinkholes are a sure sign of karst land.
Select one:
True
False
Answer:
Explanation:
true
help ill mark brainlist i guess just help
A limiting factor is a resource or other factor in the environment that can lower the population growth rate.
A. True
B. False
Nurul refused to receive the free immunisations offered by the government for her son because she feels that his son is healthy and does not required immunisation. Do you agree with Nurul? Why?
Help plis thanks
Answer: No , as diseases that occur from micro organisms can still negatively effect a person even if healthy , therefore immunization can help fight the microbes
Explanation:
name the stimulus, control control center, and the receptor when ABA is released. Please I need answers thanks!
Answer
ABA
Explanation:
It is believed that this mechanism, in situations of hydric stress, is controlled mainly by abscisic acid, a plant hormone known as ABA. This hormone binds to receptors in the membrane of the guard cells and promotes the entry of calcium ions (CA2+), which function as messengers when opening ionic channels. When these channels are opened, the chlorine(Cl-) and malate2- ions pass from the inside of the cell to the wall and open the K+ channels, causing the exit of this ion as well. This process causes the water to come out and the stomach closure occurs. When the ABA is released from the receiver, the ions that came out of the cytoplasm, together with the water, return to the inside of the cell, making it turgid. At this moment, the stomach opens.
Therefore, it is perceived that the ABA causes the stomatum to close, thus guaranteeing water savings. In environments with water stress, this mechanism guarantees the survival of the plant.
In addition to water stress, several factors directly affect the opening and closing of the ostyolus, such as the concentration of carbon dioxide, light, temperature and water loss. It is also worth mentioning that the stomata also open and close at circadian rhythms, that is, according to daily rhythms.
Path Of A Nerve Impulse
I Need to Fill In the Blanks
The telephone rings. Nerve impulses begin when in the ear picks up the stimulus of the telephone ringing
↓
The nerve impulse moves to __________ in the brain. The __________ interprets the impulses and decides to answer the phone.
↓
Nerve impulses from the brain move to __________. The muscles contract in response, and you pick up the telephone.
The telephone rings. Nerve impulses begin when the nerves in the ear picks up the stimulus of the telephone ringing.
The nerve impulse moves to neurons in the brain. The brain interprets the impulses and decides to answer the phone.
Nerve impulses from the brain move to arm muscle. The muscles contract in response, and you pick up the telephone.
What are nerve impulses?Nerve impulses are described as electrical signal that travels along a nerve fiber in response to a stimulus and serves to transmit a record of sensation from a receptor or an instruction to act to an effector.
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A plant can be made resistant to weed killers through genetic engineering. how can genetic engineering create a plant resistant to the weed killer?
A. By exposing the plant to different weed killers
B. By modifying the plant’s cells to make new proteins
C. By harvesting the plant in a different season
D. By exposing the plant’s cells to ultraviolet radiation
what is bacterial transformation?
Answer:
its a genetic alteration of a cell resulting from a direct uptake
Describe the Real world examples of newtons third law that were intended in applications of newtons law
Answer:
The recoil force of a bazooka (reaction) + the accelerating force of a missileWhen walking, the foot pushes down and back (action) + the floor pushes up and forwardWhen a rocket is taking off, the combustion of the fuels (an action) creates a direct and opposite reaction which is the thrust of the rocket upwards.Explanation:
Newton's third law states that for every action (force) in nature there is an equal and opposite reaction. Simply put, forces act in approximately equal and opposite pairs (Action and Reaction).
This law is one of the reasons why the foundation of a building must be built in such as way that is exerting equal and opposite pressure against the building which it is carrying. When the forces are equal, the balance of forces are said to be in equilibrium.
Cheers!
The concept of emergent property definition
Answer:
definition
Explanation:
An emergent property is a property which a collection or complex system has, but which the individual members do not have. In biology, for example, heart is made of heart cells, heart cells on their own don't have the property of pumping blood.
Why does the United States have so many Superfund sites compared with other nations?
The "Superfund" law, also known as CERCLA or the Comprehensive Environmental Response, Compensation, and Liability Act, was enacted in 1980.
What are Superfund sites?The federal superfund program was established in December 1980 in response to the grave dangers that hazardous waste dumps.
The iconic Love Canal landfill in Niagara Falls, New York, posed throughout the nation.
Therefore, as of October 2022, New Jersey had 115 hazardous waste sites, which is the highest in the whole US. California and Pennsylvania came next, with 96 and 90 sites, respectively.
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neural synchrony is a phenomenon that explains why yellow objects always fire at the same neural response frequency, while blue objects fire at a different neural response frequency. T/F
False. Neural synchrony is not a phenomenon that explains why yellow objects always fire at the same neural response frequency, while blue objects fire at a different neural response frequency.
The coordination of brain activity among several neurons or neural networks is what is meant by the term "neural synchrony." It is believed that the brain needs to coordinate its neural activity in order to process information effectively.
A bigger neural response results when many neurons fire in a coordinated fashion. It is believed that this synchronisation enables the coordination of neuronal activity throughout the brain required to create memories and perform challenging cognitive tasks.
Moreover, it has been proposed that synchronisation plays a part in the communication between neurons, allowing them to react swiftly and precisely to inputs.
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Why is it so hard for a living tree to ignite, and
how may conditions in the atmosphere influence
this?
Answer:
Living trees have water circulating throughout the wood, however it is made easier by the atmosphere, since the tree has a lot more oxygen surrounding it. The tree would, even temperatures aside, be harder to ignite during winter due to more carbon dioxide surrounding the tree.
Explanation:
Due to its high water content, a living tree so it will not readily burn.
However, conditions such as drought may influence the ability of the tree to ignite.
What is combustion?Combustion is a reaction of a substance with oxygen in which heat and light is produced.
For combustion to take place effectively, there should be a heat source and a material that readily burns.
Water does not support combustion.
A living tree has high water content, so it will not readily burn.
However, in conditions of severe drought and thunderstorms, a living tree may ignite.
However, if there is constant rainfall, a living tree will not ignite.
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How do New World monkeys differ from Old World monkeys?
Answer:
They differ in location, prehensile tails, nostrils, and behavior.
Explanation:
New World monkeys and Old World monkeys are separated geographically by the Atlantic Ocean, and they also have several physical and behavioral differences.
Some key differences between New World monkeys and Old World monkeys include:
Location: New World monkeys are found in Central and South America, while Old World monkeys are found in Africa and Asia.Prehensile Tails: Many species of New World monkeys have prehensile tails that can grip and hold objects, while Old World monkeys do not.Nostrils: New World monkeys have a flat, broad nose with nostrils that face sideways, while Old World monkeys have a narrow nose with nostrils that face downward.Behavior: New World monkeys tend to be arboreal (live in trees), while Old World monkeys can be both arboreal and terrestrial (live on the ground).New World monkeys are also generally smaller than Old World monkeys, and often have a different social structure.
You have joined a research lab that is testing vaccines for a new strain of the influenza A virus (IAV). The lab's prior studies have shown that when the C57BL/6 strain of laboratory mice is given non-pathogenic bacteria that have been engineered to express a 12 amino acid peptide, after about a month the mice produce IgG antibodies that effectively neutralize IAV. Your project is to test serum samples from healthy adult humans who were given these bacteria 6 weeks ago as part of a pilot clinical trial. You find that you can clearly detect IgG antibodies against IAV from about a third of the samples, but cannot detect IAV-specific antibodies from the remainder of the samples. Which of the following is the MOST likely characteristic shared by individuals who DID produce a detectable antibody response? They are people who also have pollen allergies They have a genetic polymorphism that causes their T cells to produce comparatively high amounts of IL-2 They express MHC class II allotypes that bind efficiently to the 12 amino acid peptide expressed by the bacteria They express a self protein that contains an amino acid sequence identical to the 16 amino acid peptide expressed by the bacteria They all have genetic polymorphisms in genes for complement proteins that result in inefficient clearance of bacteria by the membrane attack complex (MAC)
It is most likely that people who were able to produce a detectable antibody response also express MHC class II allotypes that bind efficiently to the 12 amino acid peptide expressed by the bacteria.
What are MHC Class II allotypes?MHC Class II allotypes (also known as MHC alleles) are variations in the genetic code that lead to different forms of the MHC Class II molecule. They are responsible for presenting peptides (antigens) from pathogens (bacteria, viruses, etc.) to T cells of the immune system.MHC Class II molecules have two chains: alpha and beta. MHC Class II allotypes are due to differences in the genes that encode for these chains. They are highly polymorphic, meaning that there are many different versions of the genes that encode them.It has been found that the C57BL/6 strain of laboratory mice, after being given non-pathogenic bacteria that have been engineered to express a 12 amino acid peptide, produces IgG antibodies that neutralize IAV.
It has been determined that MHC Class II molecules are required to present the 12 amino acid peptide to T cells. As a result, it is likely that humans who express MHC Class II allotypes that are efficient at binding to the 12 amino acid peptide expressed by the bacteria will also produce detectable antibody responses.
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Which fossil in the rock layers below is probably the oldest? Explain your answer.
Answer:
Fossil C
Explanation:
Lowest under ground, more time passed.
PLEASE ANSWER THESE THREE ( TIMED )
1. during which phase is the DNA duplicated?
2. what is the relationship between chromatin and chromosomes?
3. in which phase are chromatids pulled apart?
Answer: 1. During interphase, the cell grows, accumulating nutrients needed for mitosis, preparing it for cell division and duplicating its DNA.
2. DNA consist of the polynucleotide chain the DNA double helix is packaged by special proteins (histones) to form a complex called chromatin. The chromatin undergoes further condensation to form the chromosome.
3. Anaphase
Explanation:
Is methemoglobinemia recessive or dominate? Provide examples to back up your answer
Answer:
recessive
Explanation:
The inheritance pattern of the congenital enzyme deficiency form of the disease is autosomal recessive. Hb M is inherited in an autosomal dominant pattern. There is no association between sex and the frequency of congenital methemoglobinemia.
Methemoglobinemia is an autosomal recessive congenital disorder. It means that both copies of the gene are found to be recessive in order to express a phenotype.
What do you mean by the Dominant trait?The Dominant trait may be defined as a form of trait which governs by the presence of at least one dominant copy of that gene.
Methemoglobinemia may be defined as a blood disorder in which very little amount of oxygen is delivered to your cells. Cells may feel the scarcity of oxygen.
If an individual is affected by this disorder, both the copies of its gene are found in a recessive form in order to mask the effect of a dominant copy.
Therefore, it is well described above.
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PLEASE HELP!!
analyze the cost vs benefit of space travel
and exploration, conduct a research report and made a short
proposal to the government with your opinion to the question
"SHOULD WE CONTINUE TO FUND SPACE
EXPLORATION"
Be sure to identify some of the specific costs, and outline in
brief detail some of the positive benefits that have come out of
space programs.
Your report should be no longer than a page. Don't forget to cite
any resources using proper APA format
The Roper Center database is rich with polls regarding government involvement in space exploration,starting as far back as the 1960s.Unfortunately, space exploration in general,and public versus private involvement in it.More recently,however,there has been an increase in the type and amount of surveys on the issue.Polls from a variety of sources such as Social Sciences Research Solutions.
The space exploration industry is in a new era,and the public seems to know what they want from it.Overall,the public is largely content with NASA's level of spending,with about equal percentages wanting to see an increase or decrease.The public also values public-private partnership more than the federal government or private enterprises working alone,altough there is reason to believe that this desired relationship places NASA in the driver's seat.There is substantial academic reasoning for the differing stances on public and/or private involvement,with real examples or input from those directly related to the industry,the support one dynamic or another.
Scientific models are based on a set of observations.
Please select the best answer from the choices provided
OT
0 F
Answer:
Scientific models are based on a set of observations. Scientific models are based on current knowledge, which can limit their effectiveness when new discoveries are made. ... Scientists utilize models for a variety of different purposes, but each type of scientific model has limitations.
Explanation:
thank me later
From which part of a flower does a fruit develop?
A: receptacle
B: Anther
C: Pistil
D: Ovary
Answer:
Option D.
Explanation:
Using the process of elimination, we can find the answer:
It's not option A because the receptacle is the part of the plant that grows the flower itself. It's not option B because the anther is the part of the flower that creates the pollen of a flower. It's not option C because the pistil is the female organ of a flower that receives the pollen which starts fertilization which is a whole new process for a plant.
Your answer is option D or "ovary" because an ovary is indeed the part of a plant that produces the fruit. Final product of the fertilization process, the ovary is located on the lower part of a pistil.
Hope this helps.