what structure connects the left and right hemispheres of the brain?
Answers
The structure that connects the left and right hemispheres of the brain is called the corpus callosum.
The corpus callosum is a broad band of nerve fibers that connects the two hemispheres of the brain. It serves as the main communication pathway between the left and right sides of the brain, allowing for the transfer of sensory, motor, and cognitive information between the two hemispheres. In other words, the function of the corpus callosum is to facilitate communication and coordination between the two halves of the brain, enabling them to work together seamlessly to perform complex tasks. Some of the specific functions of the corpus callosum include spatial orientation, language processing, and memory consolidation.
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Related Questions
Relaying signals from the neuron to other cells is a function of the __________. A. Axon B. Axon terminals C. Myelin sheath D. Cell body Please select the best answer from the choices provided A B C D.
Answers
Answer:
B. Axon terminals
Explanation:
hope this helps
Answer:
b
Explanation:
A pitcher plant (Sarracenia purpurea), is
an Ontario bog plant with leaves that hold water in which various organisms live. Is a pitcher plant a species or an ecosystem? Explain your answer.
Answers
Answer:
Ecosystem.
Explanation:
The water-filled pool within a pitcher plant is considered a tiny ecosystem because this water filled pool provides habitat to various organisms. The pitcher plant is a type of plant but also act an ecosystem where most of the organisms live. Due to providing place to various organisms, this plant act as an ecosystem so we can conclude that this pitcher plant is a plant specie as well as an ecosystem and habitat for various organisms.
biological magnification is a natural process when a persistent material is taken-up by primary producers because:
Answers
The process of some chemicals building up in living things to a concentration that is higher than what occurs in the inorganic, non-living world is known as "biomagnification" or "biological magnification."
What is meant by biomagnification ?Biomagnification is the accumulation of a chemical by an organism as a result of exposure to both food and water, resulting in a concentration that is higher than what would have been expected from equilibrium and higher than what would have occurred with only water exposure.
The accumulation of a certain material in the bodies of creatures at various trophic levels of a food chain is known as biomagnification. The buildup of the chemical DDT in zooplanktons is one instance of biomagnification in action. These zooplanktons are consumed by little fish.
The process of some chemicals building up in living things to a concentration that is higher than what occurs in the inorganic, non-living world is known as "biomagnification" or "biological magnification."
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Beginning with solar energy, detail how the transfer of energy drives weather and climate. Be sure to mention how energy transfer affects wind, rain, temperature, and climate.
Thank u in advance!! ^^
Answers
Answer:
Climates and weather activities are driven by solar energy. The option among all the options that are given in the question is the third option. It is a known fact that the surface of the earth is very not even, and this is the reason that the surface of the earth also absorbs solar energy differently.
Explanation:
what might prevent a cell from passing the g1 checkpoint?multiple choicethe dna has not completed replication.the cell may need to enter the g0 stage.the cell may have damaged dna and need to undergo apoptosis.only a and b are correct.only b and c are correct.
Answers
There are multiple factors that can prevent a cell from passing the G1 checkpoint. One of the main reasons is that the DNA has not completed replication, which is necessary for the cell to progress into the S phase.
Additionally, if the cell has damaged DNA, it may activate the DNA damage checkpoint, which prevents the cell from continuing through the cell cycle until the DNA damage is repaired. In some cases, the damaged DNA may be too severe to repair, leading to the cell undergoing apoptosis. Lastly, the cell may need to enter the G0 stage, which is a state of quiescence where the cell is no longer actively dividing. Therefore, options A and B are correct, while option C is also correct in certain circumstances.
The correct answer to your question is "only b and c are correct." Factors that might prevent a cell from passing the G1 checkpoint include the cell needing to enter the G0 stage (a quiescent state) due to insufficient resources or lack of growth factors, and the presence of damaged DNA, which may require the cell to undergo apoptosis (programmed cell death) to prevent the propagation of errors. DNA replication occurs during the S phase, not the G1 phase, so incomplete replication is not a factor in passing the G1 checkpoint.
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13. How did Kettlewell test his hypothesis?
HELP I HAVE TO TURN THIS IN NEXT PERIOD
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Kettlewell conducted an in-depth investigation of bird predation on moths to verify his theory regarding the evolutionary basis of industrial melanism.
When he carried out this investigation, Kettlewell tested what exactly?Kettlewell came to the conclusion that industrial melanism, which darkened the hue of the trees, was brought on by pollution from the companies in Birmingham. As a result, the moths with the recessive features had a higher likelihood of surviving due to the concealment.
The goal of Kettlewell's experiment was to determine whether a single instance of natural selection could be explained in terms of a particular process or agent, in this case, bird predation. Biologists would not have abandoned the theory of natural selection if it had failed. Most biology textbooks include Kettlewell's experiment as an illustration of how evolution works.
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if one of you answer this i will give you 2,139 A class of 30 swim team members took a lifesaving test. Eighteen of the members had an average score of 92 points. The remaining members had an average score of 84 points. What was the average for the entire swim team? Enter your answer as a decimal in the box. points
Answers
The average score for the entire swim team is 88.2 points.
How to calculate average test score?To find the average score for the entire swim team, we can use the formula:
Total score / Total number of members
Let's first calculate the total score:
18 members scored an average of 92 points, so their total score is 18 x 92 = 1656
The remaining 12 members scored an average of 84 points, so their total score is 12 x 84 = 1008
The total score for the entire swim team is: 1656 + 1008 = 2664
The total number of members is 30.
Therefore, the average score for the entire swim team is:
2664 / 30 = 88.8
So, the average score for the entire swim team is 88.8 points.
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in the b-galactosidase lab, you accidentally forget to add popculture to your bacteria samples, both at 20 and 70 minutes of cell incubation. how would your results differ from your those of your classmates who did add popculture? group of answer choices your readings would be similar for both the 600nm and 420nm absorbance values. your readings would be higher for the 600nm absorbance and lower for the 420nm absorbance. your readings would be higher for the 600nm absorbance and similar for the 420nm absorbance. your readings would be similar for the 600nm absorbance values but you would have lower readings for the 420nm absorbance. your readings would be lower for the 600nm absorbance and lower for the 420nm absorbance.
Answers
If you forget to add the popculture to your bacteria samples, both at 20 and 70 minutes of cell incubation.
Your readings would be similar for the 600nm absorbance values but you would have lower readings for the 420nm absorbance. This is because the popculture is required for the induction of the b-galactosidase gene, which encodes for the enzyme that breaks down lactose. Without the popculture, the b-galactosidase gene would not be induced, and the bacteria would not be able to break down lactose, leading to lower levels of ONPG hydrolysis and subsequently lower 420nm absorbance values.
However, the bacterial growth and cell density would not be affected, leading to similar 600nm absorbance values as those of your classmates who did add popculture.
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1. A DNA segment has base order AGC TTA TCG. Which copy exhibits a frameshift mutation through deletion?(1 point)
-AGC TCG
-AGC TTA TAG
-TTA TCG
-AGC TTT CG
2. A DNA segment has base order CCC ATA GCT. Which copy exhibits a deletion in the first codon triplet and then a substitution mutation?(1 point)
-CCA ATA GCT
-CCC TAG CT
-CCA YAA CT
-CCA TAG CT
3. Which type of mutation causes cystic fibrosis?(1 point)
-insertion
-deletion
-substitution
-silent
4. Which statement about chromosomes is true?(1 point)
-DNA contains chromosomes.
-The same number of chromosomes appears in haploid and body cells.
-Chromosomes contain DNA.
-Chromosomes are found in sets of three.
5. Which modification affects an organism’s expressed characteristics while leaving its DNA sequence unchanged?(1 point)
-insertion mutation
-substitution mutation
-deletion mutation
-epigenetic change
Answers
Answer:
100% correct if you use the answers below :)
Explanation:
1. AGC TTT CG
2. CCA TAA CT
3. deletion
4. Chromosomes contain DNA
5. epigenetic change
A frameshift mutation involves the insertion or deletion of nucleotides in a DNA sequence, which modifies its open reading frame. A deletion is a mutation that involves the elimination of one nucleotide in DNA sequence.
With regard to the questions above described:
1. The sequence AGC TTT CG suffered a deletion of the Adenine (A) base at the second codon (i.e., AGC TTA TCG).2. The sequence CCA TAG CT exhibits a deletion of the Cytosine (C) base at the first codon (i.e., CCC ATA GCT).3. Cystic fibrosis is a recessive inherited disorder caused by a three-nucleotide (codon) deletion in the CF transmembrane conductance regulator (CFTR) gene. This deletion is associated with the loss of phenylalanine (Phe) amino acid in the exon 10 of the CFTR gene.4. The statement 'chromosomes contain DNA' is TRUE. Chromosomes are thread-like structures that contain part or all of the genetic material (DNA) of an organism.5. Epigenetic changes are modifications that affect an organism’s phenotype while leaving its DNA sequence. Epigenetic modifications include DNA methylation and histone modifications (e.g., histone acetylation, histone methylation).In conclusion, frameshift mutations involve the modification of the Open Reading Frame. Deletion involves the elimination of a nucleotide in DNA. Chromosomes are thread-like structures that contain genetic material. Epigenetic modifications don't modify the genetic (nucleotide) sequence.
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All atoms are vibrating (moving) which means they have kinetic energy.
O True
O False
Answers
- Elsie is playing basketball and decides that she wants to make a shot. She dribbles, stops and shoots
the ball. Which are the three main body systems that allowed her to do this?
A. skeletal system, immune system,
integumentary system
B. skeletal system, muscular system, nervous
C. skeletal system, reproductive system,
muscular system
D. reproductive system, endocrine system,
circulatory system
system
Answers
Answer:
B
Explanation:
the answer is skeletal and muscular and nervous and also if endocrine system was with them it would be right
The three main body systems that allowed her to do are skeletal system, muscular system, nervous. Thus, option B is correct.
What is nervous system?
Nervous system has been known as well organised system in our body as it performs a very important function. The main component of the nervous system has spinal cord and brain.The nerves are arranged in the form of branches from the spinal cord and it is distributed in all the parts of body.
The location where brain and spinal cord are located has been known as dorsal body cavity and these two parts of the body play a vital role in communication of all parts of the body.
Immunization has been defined as a process by which a person becomes safe and protected against a disease through the vaccination and it helps to improve the immunity of the body. In the process of immunization a vaccine has been given to the person in order to protect them against disease and to boost up the immunity.
Therefore, the three main body systems that allowed her to do are skeletal system, muscular system, nervous. Thus, option B is correct.
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ssertion(A)-Metabolic gas diffuse freely across plasma membrane. Reason(R)-Plasma membrane is permeable to these gases.
Answers
Answer: The assertion is true and the reason is the correct explanation of the assertion
Explanation: This statement is true because the plasma membrane is selectively permeable, meaning that it allows some substances to pass through it while preventing others from crossing it. Gases like oxygen and carbon dioxide are small molecules that can easily diffuse through the membrane due to their size and lack of charge. Additionally, the plasma membrane has channels and pumps that specifically facilitate the movement of gases across the membrane. Therefore, metabolic gases can freely diffuse across the plasma membrane due to the permeability of the membrane.
What is an example of reticular activating system?
Answers
The reticular activating system (RAS) is a network of nerve fibers and nuclei in the brainstem
For example, when you are wide awake and alert, the RAS is active and sends signals to the cerebral cortex, the part of the brain responsible for higher cognitive functions such as thinking, memory, and perception. This increased activity in the RAS causes the cerebral cortex to become more active, making you more alert and able to respond to your environment.
the reticular activating system plays a crucial role in regulating the level of consciousness and alertness. It is responsible for controlling the activity of the cerebral cortex and the level of selective attention. By regulating the activity of the RAS, the brain can control the level of alertness and attention necessary to respond to the environment.
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When Anna eats an apple, the sugars in that apple are broken down into the substance called glucose. Glucose is then burned in her body for energy. One of the body parts that needs this energy is the heart, which beats due to electrical impulses. A byproduct of this glucose breakdown is the heat that warms her body and is later released.
Which identifies the energy transformations that take place in Anna’s body as this process takes place?
A.) Mechanical energy is converted to kinetic energy, which is then converted to potential energy.
B.) Chemical energy is converted to thermal energy and electrical energy.
C.) Electrical energy is converted to chemical energy and thermal energy.
D.) Mechanical energy is converted to potential energy which is then converted to kinetic energy.
Answers
8. In a deletion mutation a base my be
C. Moved
A. Left out
B. added in
Answers
Answer:
LEFT OUT
hope it help
12, What is a Control in an experiment?

Answers
Answer:
the factor that stays the same and doesnt change, its used to compare data between different variables
Explanation:
Hopefully you realize now that the microorganisms are in the air, dust, you, etc. What is one procedure that we follow at the beginning and end of each laboratory to cut down on the numbers of contaminating microbes?
Answers
One procedure that is followed at the beginning and end of each laboratory to cut down on the numbers of contaminating microbes is sterilization.
Sterilization refers to any process that eliminates, removes, kills, or deactivates all forms of microbial life and other biological agents such as fungi, viruses, and bacteria from surfaces, equipment, and laboratory materials. Sterilization is crucial to maintain a safe and sterile environment in laboratories.
It's important to note that the specific procedures and disinfectants used for surface decontamination may vary depending on the type of laboratory, the nature of the experiments being conducted, and any applicable regulations or guidelines. Always follow the recommended protocols and consult with the appropriate authorities or experts in your specific laboratory setting.
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adcc is a process that is most effective in destroying
Answers
Eukaryotic pathogens can be eliminated most effectively through the ADCC process.
Why is ADCC utilized?Several biological processes, including graft rejection, autoimmune disorders, antitumoral defense, antiparasitic defense, and antiviral defense—which appears to be ADCC's most significant function in domestic animals—are affected by ADCC. After a viral infection, sensitizing antibodies can develop over time, which can be studied using ADCC.
What is the ADCC effect?Introduction. The antibody-dependent cell-mediated cytotoxicity (ADCC), which occurs when an immune system effector cell actively lyses a target cell after it has been bound by particular antibodies to the membrane-surface antigens, is one type of cell-mediated immune defense.
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Balance the equation for the process of respiration
Answers
Balanced equation for respiration:
C 6 H 12 O 6 + 6 O 2 → 6 CO 2 + 6 H 2 O + ATP
What is respiration?
The biochemical definition of respiration, which refers to a metabolic process through which an organism obtains energy (in the form of ATP and NADPH)[2] by oxidising nutrients and releasing waste products, differs from the physiological definition. Although cellular respiration and the subsequent maintenance of life in animals depend on physiologic respiration, the two processes are distinct: cellular respiration occurs within individual organism cells, whereas physiologic respiration deals with the diffusion and transport of metabolites between the organism and the external environment.Lung gas exchanges take place through perfusion and ventilation.Perfusion is the passage of blood through the pulmonary capillaries, whereas ventilation is the movement of air in and out of the lungs.To know more about respiration, click the link given below:
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In 1937, a man employed to lay water pipes was found to be the source of a severe epidemic of typhoid fever. The man, an asymptomatic carrier of Salmonella enterica serotype Typhi, the bacterium that causes typhoid, habitually urinated at his job site. In the process, he contaminated the town's water supply with bacteria from his bladder. Over 300 cases of typhoid fever developed, and 43 people died before the man was identified as the carrier.
How was this carrier identified?
a) nasal swab
b) sputum sample
c) throat swab
d) urine culture
Answers
It literally says he peed in the water
Where are extrusive igneous rocks typically found? in a canyon in a riverbed near a dormant volcano deep under Earth’s surface
Answers
Answer:
near a dormant volcano deep under earths surface
Explanation:
Compare and contrast viruses and Retrovirus
Answers
Answer:
the main difference between the two is how they replicate within a host cell.
I really need help pls! This is the question...
A sample of iron has dimensions of 2 cm x 4 cm x 6 cm and a mass of 100g. What is the density of the sample?
Answers
BRAINLIEST AND 100 POINTS HELP ME ASAP
Examine the layers of rock. Identify and explain which layer contains the oldest fossils.
Answers
Answer:
Explanation:
d contains the oldest fossil
Relative dating is used to determine a fossils approximate age by comparing it to similar rocks and fossils of known ages. Absolute dating is used to determine a precise age of a fossil by using radiometric dating to measure the decay of isotopes, either within the fossil or more often the rocks associated with it.
Deforestation is when an entire forest is knocked down. Why do you think
this is a bad thing?
Answers
Answer: Deforestation is a problem because it eradicates all the oxygen that we inhale that is created by a vast amount of trees that can only produce a fraction of oxygen for a person to breath several times
Which main type of sedimentary rock forms from dead plant and animal material?
Answers
Answer:
limestone, chert, dolostone, gypsum, halite (rock salt), diatomite, and chalk.
hope this helps!
Explanation:
Answer:
Letter C: Organic
Explanation:
Took the test and got it right :) Hope this helps!
The movement of a substance OUT of a cell using a vesicle is ________
Answers
Answer:
Exocytosis
Explanation:
The movement of substance out of a cell using a vesicle is known as exocytosis.
Cells transport components from inside the cell into the extracellular fluid through a process called exocytosis.
A vesicle undergoes exocytosis when its plasma membrane fuses with it, releasing its contents outside the cell.
Exocytosis accomplishes the following goals:
Discarding toxins from cellImproving cellular communicationImproving cell growth, repair and signalling.An overview of the fundamental exocytosis stages is provided below.
In the endoplasmic reticulum, the Golgi apparatus, or early endosomes, a vesicle normally forms.To reach the cell membrane, the vesicle travels.The two bilayers combine as the vesicle joins the plasma membrane.The contents of the vesicle are expelled into the extracellular environment.The vesicle either joins the cell membrane or splits from it.For more information on Exocytosis kindly visit to
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What is the total number of protons, neutrons, and electrons in an atom of arsenic, As, that has a mass number of 75?
Answers
Answer:
there are 33 protons and electrons and there are 42 neutrons.
Explanation:
the atomic number is equal to the amount of protons and electrons. subtract the amount of Protons from the mass to get the neutrons.
Which pair includes rocks and sediments A atmosphere B biosphere C geo sphere D hydrophere
Answers
all plant nutrients sources
Answers
Answer:
Plants require 17 essential elements for growth: carbon (C), hydrogen (H), oxygen (O), nitrogen (N), phosphorus (P), potassium (K), sulfur (S), cal- cium (Ca), magnesium (Mg), boron (B), chlorine (Cl), copper (Cu), iron (Fe), manganese (Mn), molybdenum (Mo), nickel (Ni), and zinc (Zn).