Answers
Answer:
The term feedback involves a process wherein the system regulates itself by creating a response or returning an information regarding its productivity.
Explanation:
Hope this was helpful
Answer:
It is feedback
Explanation:
Related Questions
Which are examples of long-term environmental change? Check all that apply.
Answers
Answer:
anything that hurts the Earth
Explanation:
idk because i dont know the options
if light shines through a medium with a higher index of refraction than air why do the different wavelengths of light separate?
Answers
Answer:
Explanation:
f light enters any substance with a higher refractive index (such as from air into glass) it slows down. The light bends towards the normal line. If light travels enters into a substance with a lower refractive index (such as from water into air) it speeds up. The light bends away from the normal line.
List the medical term for this definition: Abnormal condition of stiffness in the joints.
Answers
The medical term for the definition "abnormal condition of stiffness in the joints" is "ankylosis."
1. Abnormal: The term "abnormal" refers to something that deviates from the normal or usual state.
2. Condition: In medical terminology, "condition" is used to describe the state or situation of a specific aspect of health.
3. Stiffness: Stiffness indicates the lack of ease or flexibility in movement or the resistance to motion in joints.
4. Joints: Joints are the connections between bones that allow movement and flexibility in the body.
5. Putting it all together: Combining these terms, the medical term that describes an abnormal condition of stiffness in the joints is called "ankylosis."
Ankylosis is a term used to describe a pathological condition characterized by the abnormal adhesion and rigidity of the joints. It is often associated with conditions such as rheumatoid arthritis, osteoarthritis, and other inflammatory joint diseases. Ankylosis can lead to restricted movement and loss of function in the affected joints. Treatment options for ankylosis aim to manage the underlying cause, reduce inflammation, and improve joint mobility. Physical therapy, medications, and in severe cases, surgical interventions may be recommended to alleviate the symptoms and restore joint function. It is important for individuals experiencing joint stiffness or limited mobility to seek medical attention for an accurate diagnosis and appropriate management of the underlying condition causing the ankylosis.
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Meiosis and sexual reproduction are in large part responsible for genetic variation within a population. Meiosis supports genetic variation in several ways. AlL BUT ONE applies to meiosis and genetic variation.
A) law of segregation
B) independent assortment
replication of chromosomes
D) recombination due to crossing over
Answers
Answer:
D: recombination due to crossing over
A powerful approach to identifying genes of a developmental pathway is to screen for mutations that suppress or enhance the phenotype of interest. This approach was undertaken to elucidate the genetic pathway controlling C. elegans vulval development. .
Part A
A lin-3 loss-of-function mutant with a vulva-less phenotype was mutagenized. Based on your knowledge of the genetic pathway, what types of mutations will suppress the vulva-less phenotype?
Check all that apply.
A. gain-of-function intracellular signal molecule (LET-60) activated by lin-3 mutants
B. loss-of-function intracellular signal molecule (LET-60) activated by lin-3 mutants
C. loss-of-function lin-3 receptor mutants
D. loss-of-function lin-3 mutants
E. gain-of-function lin-3 receptor mutants
Part B
In a complementary experiment, a gain-of-function let-23 mutant with a multi-vulva phenotype was also mutagenized. What types of mutations will suppress the multi-vulva phenotype?
Check all that apply.
A. gain-of-function intracellular signal molecule (LET-60) activated by lin-3 mutants
B. gain-of-function lin-3 receptor mutants
C. loss-of-function lin-3 receptor mutants
D. loss-of-function intracellular signal molecule (LET-60) activated by lin-3 mutants
Answers
Answer:
A. gain-of-function intracellular signal molecule (LET-60) activated by lin-3 mutants
E. gain-of-function lin-3 receptor mutants
Explanation:
Genetic suppressors are widely used in molecular genetics to study gene function in specific developmental stages and target tissues. Suppressing mutations are second mutations triggered at a different site from the mutation of interest in order to suppress the phenotypic effects caused by the first mutation. Caenorhabditis elegans is a model organism to produce genetic suppressors by taking advantage of its rapid generation time and large populations, which enables the application of rapid and powerful mutation screening procedures in the same experiment. In addition, this species reproduces by self-fertilization, thereby both dominant and recessive suppressors can be easily obtained.
describe event that occur in D1 S and G2 stage of interphase
Answers
The interphase of a cell's life cycle consists of three stages, G1, S, and G2. The primary function of the G1 phase is to prepare the cell for DNA synthesis, while the S phase is devoted to DNA replication. The G2 phase, on the other hand, is dedicated to finalizing preparations for cell division.
DNA damage or incompleteness in the process may cause cell cycle arrest and/or apoptosis. Here is a description of the events that occur in each of these three stages of interphase.G1 Phase:G1 is the first stage of interphase, which occurs immediately after the completion of cell division (mitosis). During G1 phase, cells prepare themselves for the S phase by making the essential proteins and enzymes required for DNA replication. Furthermore, cells often require additional energy and nutrients to prepare themselves for DNA synthesis. The cells must also check for any DNA damage and ensure that the DNA is not malformed or incomplete.S Phase:The S phase occurs directly after the G1 phase, during which DNA replication occurs.
DNA polymerase is the enzyme that catalyzes DNA replication. After replication, each chromosome in the nucleus has two sister chromatids that are tightly bound together and are identical. At this point, the cell will verify that all of its DNA has been successfully replicated and that no abnormalities or errors exist.G2 Phase:The G2 phase of interphase is the last stage before mitosis, where the cells make last-minute preparations for cell division. During this phase, cells continue to grow and prepare for mitosis. The cell checks the replicated DNA for any mistakes and ensures that it is ready for cell division. Once this is done, the cell's microtubules are reorganized into the mitotic spindle, which will aid in cell division. Finally, the cell undergoes cell division, resulting in two daughter cells, each with a complete set of chromosomes.
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Look at the incomplete equation below. What does Ek represent?
Answers
In the given equation, Ek represents the kinetic energy of an object.
Kinetic energy (Ek) is a form of energy associated with the motion of an object. It is dependent on both the mass (m) and the velocity (v) of the object.
The equation Ek = (1/2)m\(v^2\) represents the formula to calculate the kinetic energy of an object.
The symbol "Ek" is commonly used to represent kinetic energy in scientific calculations and equations. By plugging in the values of mass and velocity into the equation, one can calculate the amount of kinetic energy possessed by the object.
The kinetic energy of an object increases with both its mass and velocity. As the mass increases, the object has more particles in motion, contributing to higher kinetic energy.
Similarly, as the velocity increases, the speed at which the object moves also increases, resulting in greater kinetic energy.
Therefore, understanding and calculating kinetic energy is important in various scientific and engineering applications, such as studying the movement of objects, analyzing collisions, or designing efficient systems.
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Question
Look at the incomplete equation below. What does Ek represent?
Ek =----- x m x v2
A psychrometer measures O A. temperature O B. barometric pressure O C. Wind direction O D. humidity
Answers
Answer:humidity
Explanation:
The graph shows how the rate of an enzyme-controlled reaction changes with temperature. What describes
the shape of the graph within the temperature range marked X?
Select one:
A. The rate of reaction reaches a
maximum.
B. The rate of reaction decreases.
C. The reaction is occurring at the optimum temperature.
D.The rate of reaction increases then decreases.
Answers
The pace of reaction rises with increasing temperature. Its kinetic energy of the substrate and enzyme molecules both rises as the temperature rises. They move more swiftly.
Correct option is, D.
How might you sum it up a graph's reaction time?You can calculate the rate of a reaction by plotting a graph of the volume or mass of the generated product against time. On the graph, this is shown for two responses. The gradient of the a line directly affects the reaction time; the higher the gradient, the longer the reaction time.
What impact do temperature changes have on an enzyme-controlled reaction?Temperature changes often have the opposite impact on a reaction's speed. Nevertheless, extremely high temperatures may denature an enzyme, which results in it losing its shape and stopping to operate. There is a recommended pH range for each enzyme. The activity of enzymes will be capped by pH changes outside of this range.
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Drag each statement to the correct location on the chart.
Classify the statements based on whether they describe earthquakes or volcanoes.
NEED THIS ANSWERED ASAP HELPPP!!!!
Answers
Answer:
The following can be arranged as follows:-
Explanation:
EARTHQUAKE
1. has hypocentres and epicentres
2. In the United States, most frequently occurs in Alaska and California
3. Measured by magnitude and intensity scales
VOLCANO
1. Cannot be predicted accurately
2. Causes a visible fume,a steam cloud, or both
3. Caused by molten rocks erupting through to Earth's
4. May be preceded by ground deformation
5. Often causes steam or gas to erupt into the atmosphere
6. Measured by explosivity index
For each statement and the correct location on the chart:
Earthquake
Volcano
caused by molten rock erupting through to Earth's surface.often causes steam or gas to erupt into the atmospherecauses a visible fume, a steam cloud, or bothmeasured by an explosivity indexHow does earthquakes or volcanoes occur?Earthquakes are caused by the sudden release of energy in the Earth's crust. They can be caused by tectonic plate movement, volcanic activity, or other factors. Earthquakes are not always preceded by ground deformation, and they cannot be predicted accurately. They are measured by magnitude and intensity scales.
Volcanoes are formed when molten rock, called magma, rises to the Earth's surface. Magma can erupt explosively or quietly. Volcanoes often cause steam or gas to erupt into the atmosphere, and they can also cause visible fumes and steam clouds. Volcanoes are measured by an explosivity index.
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how long does it take a guienne fowl to grow up?
Answers
Answer:
eight to eight and a half months
For the gene that codes for the complexion of cheeks, there are two traits:
rosy (k) and pale (r). A researcher finds a couple-one with rosy cheeks and the
other with pale cheeks-who have had sixteen children. If Mendel's percentages
hold true (think Punnett Squares), around how many of these children would you
suspect have pale cheeks if the parent with rosy cheeks is a heterozygote?
Answers
Eight of the sixteen children would be expected to have pale cheeks if the parent with rosy cheeks is a heterozygote.
Gene, the complexion of cheeks, and traits:Mendel's law of segregation states that when two parents with different traits mate, the traits of their offspring are determined by what genes they receive from each parent. In this scenario, the parent with rosy cheeks is a heterozygote, meaning that they possess two different alleles for the gene that codes for the complexion of cheek color.
This means that they have both the rosy (k) and pale (r) alleles. According to Mendel's law, each of their offspring has a 50% chance of receiving either the rosy (k) allele or the pale (r) allele from the parent with rosy cheeks. Therefore, if we assume that Mendel's percentages hold true, 8 of the 16 children would be expected to have pale cheeks, with the other 8 children having rosy cheeks.
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The elbow is __ to the index finger.
The stomach is __ to the neck.
The brain is __ to the spinal cord.
The lungs are __ to the heart.
The shoulder is __ to the esophagus.
The toes are __ to the ankles.
The trachea is __ to the clavicle (collarbone).
The spine is __ to the liver.
Answers
Answer:
what is the question ?
Explanation:
What is the general structure and function of epithelial tissue?
Answers
Answer:
Epithelial tissues are widespread throughout the body. They form the covering of all body surfaces, line body cavities and hollow organs, and are the major tissue in glands. They perform a variety of functions that include protection, secretion, absorption, excretion, filtration, diffusion, and sensory reception.
describe how impulse are transmitted across a synapse
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A tiny electric message moves through a long part of a brain cell called the axon. When a message goes to the end of a nerve, it sends chemicals called neurotransmitters. These substances move through a tiny gap and attach to special parts of another nerve cell's outer covering.
What are the impulse?Messages called impulses are sent from one nerve cell to another through a connection called a synapse. This process is called synaptic transmission. Synapses are connections between nerve cells or between nerve cells and other cells, like muscles or glands.
The neuron sending the signal is called the presynaptic neuron. When a signal travels down a nerve cell, it causes little sacs called vesicles to release chemicals called neurotransmitters.
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Which step happens first in secondary succession?
Responses
Grasses, flowers, and mosses colonize the soil.
Bushes and shrubs return and create a shaded environment.
Bare rock is broken down by roots and lichen to form soil.
Seedlings grow into saplings and then taller trees.
Answers
Answer: Grasses, flowers, and mosses colonize the soil.
Explanation:
I took the test and got 5/5
1 Sustainability means: A. Meeting present needs without compromising needs of future generations B. Meeting present needs without the concern for future generations C. Ignoring the needs of current generations to help future generations D. Sustaining fish at a certain depth in the ocean 15 (1 Point)
Answers
Answer:
A
Explanation:
Based on this food web, which organism occupies multiple trophic levels?
f) Canada goose
g) Eastern cottontail
h) Loggerhead sea turtle
i) Sand dollar
Answers
Loggerhead sea turtle is the organism which occupies multiple trophic levels.
What is Trophic level?This can be defined as the position of an organism in a food chain or web. In the food web given ,the Loggerhead sea turtle can be seen in two different positions.
It can be seen as a primary and secondary consumer which was why option H was chosen as the most appropriate choice.
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What are some differences between the "Steady State" and "Big Bang" theories?
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Answer:
The major difference between the Big Bang theory and the steady state model is that the the big bang theory comes with the belief and idea that all the matter were created as a result of one big bang explosive beginning.
The steady state model matter however talks about matter being created at a steady rate through a specified time. The model also talks about the process being continual and is still happening till today.
According to the food which of the following is NOT a carnivore?
O a 2
O b. 1
O c.3
O d.4
Answers
The answer to the question is option c.3
The term carnivore refers to an animal that feeds on flesh or meat. An omnivore is an animal that feeds on both meat and plants. Herbivores, on the other hand, are animals that consume only plant matter. Carnivores are secondary or tertiary consumers in the food chain, while herbivores are primary consumers.
According to the food, herbivores are those that do not eat meat or other animal products.
Therefore, .3 is the answer because it is a herbivore which means it doesn't eat meat. Option a.2, option b.1, and option d.4 are all carnivores since they eat meat.
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A cow is a not carnivore, it is herbivore which means it sustains itself by consuming plants (option C).
What are carnivores?Carnivorous animals are known as devourers of other animals. Positioned dominantly in the intricate web of the food chain, they evade the clutches of predation themselves.
Equipped with incisive fangs and formidable claws, these creatures embark on relentless hunts, seizing their prey with lethal precision. Their acute olfactory senses aid in the relentless pursuit of their quarry. Within the ecosystem, carnivores assume a pivotal role, diligently regulating the population dynamics of other organisms, ensuring a delicate equilibrium.
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See the attached image for complete question.
Darwin would probably say that Rudolph the Red Nosed Reindeer was the first reindeer to have a red
nose as a result of:
Answers
Answer:
genetic mutation
Explanation:
the first of any trait is due to some form of mutation, whether it may be in the DNA or chromosomes as a whole.
Why is caffeine used as control solvent in daphnia experiment?
Answers
Answer:
The addition of caffeine increased the heart beats per minute of the Daphnia in each trial. When the caffeine was added, their speed and movement remained the same. A paired T-test was conducted to compare the effect of 5%ethanol on the heart rate of Daphnia.
Explanation:
Suppose there were many chloroplasts in the cells of the upper epidermis. How would that change the amount of sunlight reaching the chloroplasts in the palisade layer?
Answers
Suppose there were many chloroplasts in the cells of the upper epidermis. The change the amount of sunlight reaching the chloroplasts in the palisade layer is that: The palisade mesophyll chloroplasts would receive less light if the top epidermis contained chloroplasts since they would absorb the majority of the sun's energy.
Do chloroplasts exist in the top epidermis?A single layer of cells, with few or no chloroplasts, makes up this layer. Since the cells are relatively transparent, most of the light that reaches them can reach the cells below. A waxy, waterproof cuticle covers the upper surface of the leaf, preventing water loss from the leaf.
Therefore, Palisade cells are the ones with the most chloroplasts per cell, making them the main location of photosynthesis in the leaves of plants that have them. Photosynthesis is the process by which light energy is transformed into the chemical energy of carbohydrates.
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Congestive heart failure (CHF) is an inability of the heart to pump sufficient blood to the body. One sign of CHF is excess fluid in the tissue spaces, known as edema. Describe the location of the edema if the left side of the heart fails, compared to the location of edema if the right side of the heart fails.
Answers
Answer:
Explanation:
When the left side of the heart (left ventricle) starts to fail, fluid collects in the lungs (edema). This extra fluid in the lungs (pulmonary congestion) makes it more difficult for the airways to expand as a person inhales. Breathing becomes more difficult and the person may feel short of breath, particularly with activity or when lying down.
When the right side of the heart (right ventricle) starts to fail, fluid begins to collect in the feet and lower legs. Puffy leg swelling (edema) is a sign of right heart failure, especially if the edema is pitting edema. With pitting edema, a finger pressed on the swollen leg leaves an imprint. Non-pitting edema is not caused by heart failure.
Organisms have many different kinds of cells to do different what?
Answers
Organisms have cells that can organize themselves and form tissues that have specialized functions.
Thus, organisms have many different types of cells to be able to perform all the functions that are necessary for their survival.
It is also worth remembering that all cells have the same genetic material, but they are different because they can activate and inactivate specific parts of this DNA, causing them to become different cells from each other.
Therefore, we can say that there are different types of cells to do different types of jobs.
What are the products of cellular respiration? (Choose all that apply.)
Group of answer choices
glucose
oxygen
water
energy
carbon dioxide
Answers
Answer:
Water and Carbon dioxide are the products of cellular respiration .
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How is this circular motion archived
Answers
Answer:
c
Explanation:
Identify the 3D shape shown below.
Choose 1 answer:
Rectangular prism
Square pyramid
Triangular prism
Answers
The 3D figure is a triangular prism
Answer:
The answer is C (Triangular Prism)
Explanation:
Match each eukaryotic organelle to its function.
1.
transforms energy into a usable form
2.
network of membranes that transports proteins throughout the cell
3.
the control center of the cell
4.
prepares and packages proteins for use
5.
breaks down and absorbs waste materials
a.
endoplasmic reticulum
b.
mitochondria
c.
lysosome
d.
nucleus
e.
Golgi body
Answers
Answer:
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(transelate)
Explain how to estimate a population using random sampling
Answers
How to Estimate a Population Total from a Simple Random Sample
1. This lesson describes how to estimate a population total, given survey data from a simple random sample. ...
2. Sample mean = x = Σx / n.
3. Population total = t = Nx.
4. where N is the number of observations in the population, and x is the sample mean.
A simple random sample is a subset of a statistical population in which each member of the subset has an equal probability of being chosen. ... In this case, the population is all 250 employees, and the sample is random because each employee has an equal chance of being chosen.
Random sampling is a part of the sampling technique in which each sample has an equal probability of being chosen. A sample chosen randomly is meant to be an unbiased representation of the total population.