Answer: to work together to do a specific job
Explanation:
The organ system can be defined as the collection of organs which perform a specific function in the body of the organism. The organs are interdependent on each other for performing a specific task in the body. Some of the vital functions in the body of the animal are digestion, excretion, and reproduction are dependent on the system of organs. The digestion of food involves the organs like mouth, esophagus, stomach, large and small intestine where physical and chemical digestion of food take place. The accessory organs like liver and pancreas secrete juices that are involved in digestion of food.
Answer: To work together to do a specific job
Explanation:
100% right
Explain the following statement using evidence from the DNA sequences:
Mutations in the DNA change how proteins are made which leads to new and different forms of phenotypes.
A missense mutation is a Genetic alteration that causes the protein produced to encode a different amino acid at a specific location. Certain missense mutations change how the resulting protein functions.
Why do some changes in an organism's DNA sequence cause change, while others do not?While mutations always result in a change in the DNA sequence, they do not necessarily have a noticeable impact on the organism or alter the resulting protein. Since most amino acids can be encoded by two or more distinct codons, this is possible.
Can mutations be found using DNA sequencing?The ability to properly identify and characterise the majority of sequence changes makes direct DNA sequencing, in theory, the method for mutation identification with the highest degree of accuracy.
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A disease causing bacteria successfully enters your body make it past the first and second lines of defense. Which barrier will then act on the bacteria
PLS HELP ASAP
Select the correct answer from each drop-down menu.
This world map shows variations in the fertility rate in 2014. The legend shows the number of children born per woman.
Region___is most prone to issues caused by rises in population. If trends continue in this region as shown, the population will____, resulting in_____.
blank 1: 1, 2, 3, 4 blank 2: decrease, increase, remain the same blank 3: a drop in the demand for basic needs, and increase in food insecurity, an increase in available farmland, sufficient water resources for all
region 2
the population will increase
resulting in an increase in food insecurity
Answer:
Region -2- is most prone to issues caused by rises in population. If trends continue in this region as shown, the population will -increase-, resulting in an -increase in food insecurity-
Explanation:
Got it right on test lol
Which of the following factors is most likely to remain stable throughout adolescence?
a. temperament
b. abstract thinking skills
c. identity
d. risk taking behaviors
Temperament is the factors most likely to remain stable throughout adolescence.
What is Adolescence?
Adolescence is a stage of physical and psychological development that normally occurs between puberty and maturity. Adolescence is commonly connected with adolescence, however its physical, psychological, or cultural manifestations might begin sooner and end later. Puberty today usually starts at preadolescence, especially in females. Physical and cognitive development can continue past the adolescent years. Age is simply an approximate indicator of adolescence, and researchers have yet to agree on a specific description.
Temperament is an important part of children's psychological functioning and is thought to remain rather stable throughout childhood. However, little research has been conducted to examine temperament stability from early childhood to early adolescence.
So, A is the correct answer.
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Which of the following processes
describes a cell taking up liquids from its
external environment?
A. endocytosis
B. exocytosis
C. phagocytosis
D. pinocytosis
Answer:
D
Explanation:
What is the difference between anaerobic
respiration and aerobic respiration?
a. Aerobic respiration requires oxygen whereas
anaerobic respiration does not require oxygen to
occur
b. Anaerobic respiration results in lactic acid
formation whereas aerobic respiration results in
alcohol fermentation
Answer:
The answer is A, Aerobic respiration requires oxygen whereas anaerobic respiration does not require oxygen to occur.
Morgan crossed true breeding red eye (W+), Long leg (SL+) females with true breeding white eye (w), short leg (sl) males. F1 females from this cross were then backcrossed to true breeding white eye (w), short leg (sl) males.
From this cross the following flies were collected:
348 white eye (w), short leg (sl) flies
356 red eye (W+), Long Leg (SL+) flies
68 white eye (w), Long Leg (SL+) flies
55 red eye (W+), short leg (sl) flies
How far apart are the red eye and long leg genes on the X chromosome? (Display your answer in centimorgans, to 2 decimal places.
Answer:
The F1 parents is : W+ SL+/ w sl
The genetic distance is calculated by the(recombinat/total) × 100 = {(68+55) /(68+55+348+356) }×100= (133/837) ×100= 15.89 cM.
Here recombinat are lower in number and parental are greater in number.
15. 89 is the right answer.
the role of you to make good society
By being a good human being, following moral values we can build a good society.
Economy is growing, GDP is flawed. Wars an Natural disasters are good for GDP. Aristotle in order to make good society, he said, the society must create the pre-conditions. For him the good society was the one that created the conditions for what he calls "Eudaimonia", which means flourishing or thriving.
First are the basic needs of humans that is Food, Shelter, Water and Secondly the amenities for building a successful and good lifestyle and better life.
Moreover, every individual should have freedom to speech, fundamental rights, an attitude of gratitude as well. A person should be a giver, a giver to needy ones, giver of happiness that is spreading happiness, rather than negativity.
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How many ATP will be required to transport three N ions from inside (5mM) to outside (150mM) at 37 C at standard physiological conditions
Answer:
Number of ATP molecules required = 1.34 ATP molecules
Explanation:
The free energy change for moving an ion is given by the following formula:
ΔG = RT㏑(C₂/C₁) + ΖЭψ
where R is molar gas constant = 8.315 J/mol; T = 273 +37 = 310 K; C₂ is concentration outside = 150 mM or 0.15 M; C₁ is concentration inside = 0.005 M; Ζ is charge on ion = +1 ;Э is Faraday's conatant = 96500 J/V; ψ is standard transmembrane potential = 0.05 V
ΔG = (8.315 J/mol * 310 K) ㏑(0.15/0.005) + 1 *(96500 J/V * 0.05 V)
ΔG = 13592.10 J/mol
Since three Na⁺ ions are to be transported, total free energy change will be;
ΔG = 3 * 13592 J = 40776.3 = 40.8 kJ/mol
Energy obtained from the hydrolysis of an ATP molecule is 30.5 kJ/mol
Therefore, number of ATP molecules required = 40.8 / 30.5
Number of ATP molecules required = 1.34 ATP molecules
water
What are the products of lactic acid fermentation?
oxygen
lactic acid
ATP
carbon dioxide
Answer:
carbon dioxide
Explanation:
it's carbon dioxide
If you could repeat the lab and make it better, what would you do differently and why?
There are always ways that labs can be improved. Now that you are a veteran of this lab and have experience with the procedure, offer some advice to the next scientist about what you suggest and why. Your answer should be at least two to three sentences in length.
Answer:
The advise I will offer the next scientist about how the laboratorycan beimproved include the following
Calibration of instruments: Instruments which are used in the laboratory should be calibrated so as to reduce errors and inaccuracy during experiments.
Proper labeling of Samples : This helps to give the scientists an idea of where to find samples and to prevent making mistakes in picking the wrong one. This helps to save time and resources in the lab.
Adequate cleaning and waste disposal: Cleaning of the lab and disposal of the wastes helps to eliminate contamination of samples.
Explanation:
Which statement best describes an object's potential energy? (1 point)
O The object's kinetic energy determines its potential energy.
Sh
O The object's mass and height determine its potential energy.
O The object's mass and velocity determine its potential energy.
O The object's mass, gravity, and height determine its potential energy.
de
The object's mass, gravity, and height determine its potential energy.
What is gravity?Gravity refers to the force by which a planet pulls an object toward its center. Gravity keeps all the planets in orbit around the sun. Gravitational acceleration is a term used in physics to describe the strength of the gravitational field. Expressed in meters per square second (m/s 2 ). At the surface of the earth, 1 g corresponds to approximately 9.8 m/s Gravity - The force of attraction that exists between all objects that have mass.An object with mass attracts another object with mass. The magnitude of the force is directly proportional to the mass of the two objects and inversely proportional to the square of the distance between the two objects.To learn more about gravity from the given link :
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The objects mass, gravity, and height determine its potential energy.
What is potential energy?
Potential energy is a form of stored energy that is dependent on the relationship between different system components. When a spring is compressed or stretched, its potential energy increases. If a steel ball is raised above the ground as opposed to falling to the ground, it has more potential energy. It is capable of performing more work when raised. Potential energy is a characteristic of systems rather than of particular bodies or particles; for instance, the system made up of Earth and the elevated ball has more potential energy as they become further apart.Potential energy develops in systems having components whose configurations, or relative positions, determine the amount of the forces they apply to one another. In the instance of the Earth-ball system, the only factor affecting the gravitational pull between the two is their distance from one another. Additional energy is added to the system and is stored as gravitational potential energy as a result of the work done to further separate them or to raise the ball.Potential energy is related to mass gravity and height:
The force acting on the two objects affects the potential energy formula. P.E. = mgh, where m is the mass in kilograms, g is the acceleration caused by gravity (9.8 m/s2 at the earth's surface), and h is the height in meters, is the formula for gravitational force.
Therefore, Potential energy of an object depends upon its mass, gravity and height.
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10. What changes during a chemical reaction between two compounds?
A. number of atoms
B. chemical bonds
C. total mass
D. total energy
Answer:
I think it's chemical bonds I'm not of that helped
The changes occurs in chemical bond during a chemical reaction between two compounds. The correct option is B.
What is chemical bond?A chemical bond is a long-lasting point of attraction among atoms, ions, or molecules which then allows chemical compounds to form.
Ionic bonds are formed by the electrostatic force between oppositely charged ions, whereas covalent bonds are formed by the sharing of electrons.
A covalent bond is the strongest bond in chemistry. In such bonding, each atom shares electrons that bind them together.
The bonds that hold molecules together break apart and form new bonds during chemical reactions, rearranging atoms into different substances.
Each bond requires a different amount of energy to break or form; without this energy, the reaction cannot occur, and the reactants remain unchanged.
Thus, the correct option is B.
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FUN QUESTION maybe challenging I'm sort stuck i can't figure out!!
IF i were to mix serval animals together such as rat a lizard and an ant what would you name it? (it cant be named like you name a dog it has to have somehting to do with the mixture!!!!
Answer:
It could be called Rizant or a Lizatant..
How does an enzyme affect the rate of the
reaction?
Answer:
it speeds it up like crazy
Explanation:
like when you get a power boost in a game
What’s the use of short tandem repeat?
Answer: Ok So A short tandem repeat is a microsatellite with repeat units that are 2 to 7 base pairs in length, with the number of repeats varying among individuals, making STRs effective for human identification purposes.STRs are extremely useful in applications such as the construction of genetic maps (49), gene location, genetic linkage analysis, identification of individuals, paternity testing, as well as disease diagnosis 50., 51.. STR analysis has also been employed in population genetics.
Hope this helps have a awesome night/day❤️✨Explanation:
6. Identify two structures found in a plant cell that are not found in an animal cell.
A. Chloroplast and vacuole
B. Cell wall and chloroplast
C. Cell wall and vesicle
D. Mitochondria and cell wall.
The plant cell has a cell wall, chloroplasts, plastids, and a central vacuole. The answer is Option B
Hope that this was helpful :)
The answer is option B. cell wall and chloroplast.
Zoning laws establish _______. A) what types of buildings can be built in an area B) the uses an area of land can be put to C) who can live in an area D) the types of business that can occupy a building E) what kind of government offices can be built in an area
Answer:
B) the uses an area of land can be put to
Explanation:
The best way to think of this is that zoning laws are laws that regulate how zones are utilized.
A certain organic compound is made up of the amino acids methionine, arginine, and medicine. Which type of organic compound is this
Answer:
I think the answer is creatine. i hope it helps you..
Answer:
B - Protein.
describe the structure of the ovule and the formation of the embryo sac
brainliest to the first well detailed correct answer
Answer:
An embryo sac is said to form when the haploid megaspore nucleus divides. It possesses two haploid nuclei and six haploid cells which do not have cell walls.
Explanation:
Does the pharynx of human respiratory system have cartilage and epithelium?
Answer:
There is no cartilage but there is epithelium
Explanation:
The pharynx of the human respiratory system does not contain cartilage.
The pharynx, part of the human respiratory system, is a muscular tube that connects the nasal cavity and mouth to the larynx and esophagus. It serves as a passage for air and food. The gorge is made up of several regions, each with its own distinctive features.
The nasopharynx, the top part of the throat, contains no cartilage. Instead, it is lined with pseudostratified ciliated epithelium.This special epithelium helps to trap and transport mucus along with any particles or pathogens in the digestive system for elimination.
These regions also lack cartilage but are lined with stratified squamous epithelium. This type of epithelium provides protection from mechanical stress and potential abrasion caused by the passage of food and other substances down the pharynx.
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what are the simplest body structures
Answer:
An organ is the simplest body structure to be compose of two or more types of tissue.
Carlton and Vanessa are lab partners in their biology class. One of their labs was to run the smell test experiment on each other.
When performing the smell test, Vanessa was quite good at noticing a difference between the various intensities of vanilla and also
the various intensities of evergreen. Although Carlton could distinguish what the vanilla and evergreen smells were, he couldn't tell
there was a difference in the intensities in the vanilla or the evergreen. Based on the information presented in this scenario, which
of the following is true?
Vanessa has a more sensitive difference threshold than Carlton.
Carlton has an impaired absolute threshold.
Vanessa has a better absolute threshold than Carlton.
Carlton has the superior performance with respect to the difference threshold.
Vanessa has an impaired absolute threshold.
Vanessa has a better absolute threshold and more sensitive difference threshold than Carlton, and Carlton has an impaired absolute threshold.
Carlton and Vanessa were lab partners for a biology class and were asked to run a smell test experiment on each other.
Vanessa was excellent at noticing the difference between various intensities of vanilla and evergreen.
Carlton, on the other hand, couldn't distinguish the difference in the intensities of both vanilla and evergreen, though he could tell the smells of both.
Hence, based on the information provided in the scenario, it can be inferred that Vanessa has a more sensitive difference threshold than Carlton, and Carlton has an impaired absolute threshold.
The two significant aspects that are involved in the scenario are absolute threshold and difference threshold.
The absolute threshold is the smallest quantity of a stimulus that an individual can detect, whereas the difference threshold is the minimum difference in stimuli that an individual can detect.
Carlton could recognize the stimuli's smell but not the difference in the intensity of vanilla and evergreen.
This shows that Carlton has an impaired absolute threshold.
He could not detect the smallest quantity of a stimulus to differentiate between the smells.
Vanessa was quite good at noticing the difference in the intensities of vanilla and evergreen.
This means that Vanessa has a more sensitive difference threshold than Carlton. She could detect the minimum difference in stimuli required to differentiate between smells.
Vanessa also has a better absolute threshold than Carlton as she could detect the smallest quantity of stimulus required to detect the smells.
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I was wondering if anyone could help with this? The photo is posted below.
Answer:
B.
Explanation:
Think about it this way: if water flowed through a smaller pipe, there would be more resistance than if water flowed through a bigger pipe. Same concept applies to electricity.
Answer this question please quickly
Answer:
Polygenic inheritance occurs when one characteristic is controlled by two or more genes. Often the genes are large in quantity but small in effect. Some examples include height, skin color, eye color and weight.
- In polygenic inheritance the "dominant" capital genes are additive, each capital gene adding one unit of color to the genotype.
Which is and example of cell differentiation
Explanation:
example of cell differentiation is the development of a single-celled zygote into a multicellular embryo that further develops into a more complex multisystem of distinct cell types of a fetus.
Answer:
zygote
Explanation:
An example of cell differentiation is the development of a single-celled zygote into a multicellular embryo that further develops into a more complex multisystem of distinct cell types of a fetus.
What is the role of the ion channel (in easy words)
Answer:
Ion channels are specialized proteins in the plasma membrane that provide a passageway through which charged ions can cross the plasma membrane down their electrochemical gradient.
Explanation:
Ion channels are molecular machines that serve as principal integrating and regulatory devices for controlling cellular excitability. Different types of ion channels have been described: channels that respond to mechanical, electrical (voltage-dependent ion channels), or chemical stimuli (ligand-gated ion channels); ion channels that are controlled by phosphorylation/dephosphorylation mechanisms; and ion channels that are dependent on G proteins. Most ion channels are of the voltage-dependent type and consist mainly of sodium (Na+), potassium (K+), and calcium (Ca2+) channels. Drugs can affect ion channel function directly by binding to the channel protein and altering its function or indirectly through G proteins and other intermediates. Lidocaine is a good example of a drug that directly affects voltage-gated Na+ channels by blocking the channel and thus Na+ entry into the cell.
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For each item below, specify the independent and dependent variables, as well as constants.
1. The time it takes to run a mile depends on the person's running speed.
2. A study was done to find if different tire treads affect the braking distance of a car.
3. The height of bean plants depends on the amount of water they receive.
4. The higher the temperature of the air in the oven, the faster a cake will bake.
5. Lemon trees receiving the most water produced the most lemons.
6. An investigation found that more bushels of potatoes were produced when the soil was
fertilized more.
7. Students measured the temperature of the water at different depths in Lake Skywalker and
found that the temperature varied.
8. The amount of pollution produced by cars was measured for cars using gasoline containing
different amounts of lead.
9. Four groups of rats are first massed and then fed identical diets except for the amount of
vitamin A they receive. Each group gets a different amount. After 3 weeks on the diet, the rats
masses are measured again to see if there has been a decrease.
For each of the given items, the independent and dependent variables, as well as constants are those variables that produce a change in another, the variable that depends on another to change, and that which does not change respectively.
What are dependent and independent variables?In a scientific experiment, an independent variable is a variable that is altered or controlled to see how it affects the dependent variable. In a scientific experiment, the variable under test and being measured is known as the dependent variable.
A constant in an experiment does not vary but remains unchanged at the end of the experiment.
Considering the given items, the independent and dependent variables, as well as the constants are as follows:
Independent variable: running speed; Dependent variable: the time it takes to run a mile; Constant: distance of the runIndependent variable: tire treads; Dependent variable: braking distance of a car; Constant: speed of the carIndependent variable: the amount of water; Dependent variable: height of bean plants; Constant: type of bean plantIndependent variable: temperature of the air in the oven; Dependent variable: the time it takes for a cake to bake; Constant: type of cakeIndependent variable: the amount of water; Dependent variable: the number of lemons produced; Constant: type of lemon treeIndependent variable: the amount of fertilizer; Dependent variable: number of bushels of potatoes produced; Constant: soil typeIndependent variable: depth of the water; Dependent variable: temperature of the water; Constant: time of dayIndependent variable: the amount of lead in gasoline; Dependent variable: the amount of pollution produced by cars; Constant: type of carIndependent variable: the amount of vitamin A; Dependent variable: change in rat mass; Constant: type of rat, diet composition, feeding schedule, etc.Learn more about dependent and independent variables at: https://brainly.com/question/25223322
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Many people prefer breeds of dog that have specific traits. Recently there has been a
surge in the business of selectively breeding dogs in order to produce those specific
traits. Which of the following would most likely be a favorable trait that dog breeders
try to produce?
The most likely be a favorable trait that dog breeders try to produce are dogs that don't shed.
What makes a dog breed worth breeding?Physical traits: Dog breeders may try to produce dogs with specific physical traits, such as a certain size, shape, or coat color. For example, some breeders may try to produce a dog that is small enough to be a lap dog, while others may try to produce a dog that is large enough to be a guard dog, dogs that don't shed.
Temperament traits: Dog breeders may also try to produce dogs with specific temperament traits, such as being friendly, playful, or obedient. For example, some breeders may try to produce a dog that is good with children, while others may try to produce a dog that is good at hunting.
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A bacterium called Salmonella can cause
food poisoning.which kingdom is it in?
Answer:
monera kingdom
Explanation:
Answer:
The kingdom is Monera Kingdom
Explanation: