Answers
Answer:
The answer is A. hope this helps!!
Explanation:
Related Questions
CHECK
Understanding
Apply Vocabulary
Use the highlighted words from the lesson to
complete each sentence correctly.
1. __________ are the basic units of all living things.
2. According to the
, all living things are
made of cells.
3. Cells whose DNA is held in a nucleus are
Answers
Find the completed sentences below:
1. Cells
The fundamental membrane-bound entity that houses the essential molecules of life and is the building block of all living things. As in the case of bacteria or yeast, a single cell is frequently an entire organism unto itself. As they develop, other cells acquire specialized roles. They form the foundation for huge multicellular organisms like humans and animals.2. The cell theory
It states that every living thing is made up of one or more cells, which are the basis of life. Additionally, new cells can emerge from older ones.Later, this idea benefited greatly from the contributions of Rudolf Virchow.3. Eukaryotes
these are cells which have a nucleus in them along with membrane bound cell organelles.The majority of algae, all animals, plants, fungi, and protists are eukaryotic organisms. Eukaryotes are multicellular or unicellular organisms.Learn more about cells and cell theory here:
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(q016) while you and your classmate are studying for your biological anthropology midterm, your classmate tells you that the bones of lucy, a famous australopithecine specimen that dates to about 3.2 million years ago, were dated based on carbon-14 analysis. why is this incorrect?group of answer choices
Answers
The analysis in biological anthropology midterm of the student that the bones of Lucy, a famous australopithecine specimen that dates to about 3.2 million years ago, were dated based on carbon-14 analysis is incorrect because carbon-14 analysis only works for materials under 100,000 years old. Option D is the correct answer.
The statement that Lucy's fossil was dated based on carbon-14 analysis is incorrect. Carbon-14 dating is only effective for materials that are less than 50,000 to 60,000 years old, and Lucy's fossil is much older, dating back to around 3.2 million years ago.
In addition, Lucy's bones have turned to rock, making carbon-14 dating impossible.
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The question is -
While you and your classmate are studying for your physical anthropology midterm, your classmate tells you that the fossil of Lucy, a famous australopithecine specimen that dates to about 3.2 mya, was dated based on carbon-14 analysis. Why is this incorrect?
a. Thermoluminescence dating would be the best to use because it can be used on the rock.
b. It is impossible to date this fossil because Lucy's bones have turned to rock.
c. Paleomagnetic dating was more likely used because it can provide that numerical age.
d. Carbon-14 analysis only works for materials under 100 years old.
how do you know when a surface has produced more friction
Answers
Answer:
Rougher surfaces have more friction between them. Heavier objects also have more friction because they press together with greater force.
Hard Rough Surfaces and Plowing
More plowing will result in a higher the friction coefficient, uplow, and thus higher sliding friction force.
Discuss -using your own words- the main difference(s) between Monolithic systems, microkernels, and hybrid kernels.
Answers
Monolithic systems have a single kernel with tightly integrated components, microkernels have minimal services in the kernel, and hybrid kernels strike a balance by incorporating some non-essential services in the kernel.
Monolithic systems, microkernels, and hybrid kernels are different approaches to designing operating systems. In a monolithic system, the entire operating system is contained within a single large kernel. This means that all services, device drivers, and system functions are tightly integrated, resulting in efficient communication but limited modularity and scalability.
Microkernels, on the other hand, follow a minimalist approach. They only include essential services in the kernel, such as process scheduling and inter-process communication, while other services run as separate user-level processes. This design promotes modularity, fault isolation, and extensibility, but communication between components can be slower due to the need for message passing.
Hybrid kernels attempt to strike a balance between the two. They incorporate some non-essential services in the kernel for performance reasons, but still provide a modular design. This compromises some of the advantages of pure microkernels but aims to achieve better performance than monolithic systems while maintaining modularity and isolation to a certain extent.
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What do hormones coordinate?
Brain body balance
Complex processes that often involve several organs.
Interactions between tissues
Answers
Answer:
Interaction between tissue
Explanation:
Hormones are chemical messengers that control and coordinate the functions of all tissues and organs. Each hormone is secreted from a particular gland and distributed throughout the body to act on tissues at different sites. A number of natural hormones regulate body functions, including growth and development, metabolism, and reproduction.
once dna has been copied, the s phase is complete. the cell is now ready to continue on in the cell cycle. what phase is next in the cell cycle?
Answers
In a cell cycle, the S phase is when DNA replication or synthesis occurs. It happens during interphase and comes before mitosis or meiosis.
The cell's genetic material doubles before it begins mitosis or meiosis, providing enough DNA for the cell to divide into daughter cells. Only once the cell has passed the G1 checkpoint and expanded sufficiently to hold twice as much DNA does the S phase start. Until this occurs, p16, a protein, stops the S phase. The p16 protein has been recognised as the protein that stops various malignancies from forming and is essential in reducing tumors. DNA replication is the most significant event that takes place in the S phase. Through the S phase, DNA replication, cell growth, and the production of the proteins and enzymes required for DNA synthesis all continue.
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Can anyone write down what the handwriting says?? I can’t read some parts of it
Answers
#5 translation: Is turners syndrome exclusive to animals ? If no, then why?
(I tried my best sorry)
Why is Mercury only the 2nd hottest planet despite being so close to the Sun?
Answers
Answer:
eventhough it is near the sun it can let tge sun rays get out but venus cant thats why it is the second hottest
Answer:
Because venus traps heat inside and does not let no heat escape from it, and mercury does not.
Explanation:
A guard bees job is to protect the hive from intruders, a job that can lead the guard bee to sacrifice its own life. If the guard bee cannot reproduce, how do genes for altruism increase in the population
Answers
Answer:
Altruism genes are dominant, so they can be inherited more easily. Bee colonies are so large that the loss of a few individuals will not affect the gene pool.
Explanation:
The altruistic genes are easily and sophistically inherited from the parents to their offspring. These genes are dominant that increase the size of the population by sacrificing their own life for the benefit to pass their genes to the next generation.
What do you mean by Altruism?Altruism may be defined as a behavior in which one individual sacrifices their own fitness value to increase the fitness value of the other individual that is genetically as well as closely related.
Altruistic behavior is often associated with Kin selection. The genes for altruism are exposed to the population directly from the parents and then passes to the offspring.
Therefore, it is well described above.
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Quade is studying for an exam, which will cover neurons and action potentials. He has drawn a diagram that shows the segments of an axon, and he has noted that every time a segment fires, the _____ flood in from the outside of the cell, while the prior segment returns to its resting potential. Please choose the correct answer from the following choices, and then select the submit answer button.
Answers
Answer: positive sodium ions
Explanation:
This relates to the Action Potential which is what a nerve cell goes through when it needs to send information down the nerve cell to another cell and so on till it gets to the destination of the message.
The information is transmitted when the segments of the axon fire and when they do, positive sodium ions come in from outside the cell to the inside thereby making the inside positive. The previous segment would return to a resting potential when potassium ions which are negative, rush into the cell.
Discuss the relationship between the digestive systems a carnivore and herbivore and compare the length of the digestive system and diet of that animal
Answers
Herbivores have longer digestive systems than carnivores have.
How the herbivores have longer digestive systems compared to carnivores?We can conclude that the herbivores have longer digestive systems compared to carnivores.
Carnivores feeds on other animals whereas herbivores eats plants.Most herbivores have a four stomach compartment system that helps them process and digest their food.This is because they have to process cellulose in plants which needs to be properly broken down.Flesh-eating carnivores do not require this arrangement.The four stomach compartment of most herbivores includes Rumen, Reticulum, omasum and abomasum.They also chew the cud whereby they regurgitate food materials.Thus, this could be the answer.
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From memory, list the 5 characteristics of life.
Answers
Answer:
Cells.
Obtain and Use Energy.
Reproduction.
Respond to the Environment.
Adapt/Evolve.
Explanation:
a ball is rolling up and over a hill. The ball slows down as it moves from Position 1 to Position 3, and a
speeds up as it moves from Position 3 to Position 5.
At which point is the ball's kinetic energy being transformed into gravitational potential energy?
A. Only when the ball rolls from Position 1 to Position 3.
B. Only when the ball rolls from Position 3 to Position 5.
C. The entire time the ball is rolling from Position 1 to Position 5.
D. It is not being transformed at any time because kinetic energy cannot be transformed into gravitational
potential energy
Answers
Answer: B. Only when the ball rolls from Position 3 to Position 5.
Explanation:
The correct option is C. The entire time the ball is rolling from Position 1 to Position 5, its kinetic energy is being transformed into gravitational potential energy.
What is kinetic energy transformation?
Kinetic energy is a form of energy that an object possesses due to its motion. It is defined as the energy an object possesses due to its motion and is equal to one half of the object's mass multiplied by its velocity squared. The formula for kinetic energy is KE = (1/2)mv^2, where m is the mass of the object and v is its velocity.
Kinetic energy can be transformed into other forms of energy and vice versa. For example, when a ball rolls up and over a hill, its kinetic energy is transformed into gravitational potential energy as it moves to a higher position on the hill. As the ball reaches the top of the hill and begins to roll down the other side, it converts some of its stored gravitational potential energy back into kinetic energy. This process continues as the ball rolls down the hill and up the other side, with the ball's kinetic energy being transformed into gravitational potential energy and vice versa.
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2. Assume that crossing over does not occur in the region of each chromosome that is associated with the centromere. You have 46 centromeric regions in each cell, 23 that are copies of the DNA in your mother’s egg and 23 that are copies of the DNA father’s sperm. Show your work for A,B,C a. For any given gamete, what is the probability that all the centromeric regions (chromosomes) will be copies of the same ones that you received from your mother? b. It has been estimated that the average person is heterozygous for at least 2,000 protein forming genes. How many different kinds of gametes is it theoretically possible for each person to produce? c. Considering the maternal and paternal origin of the centromeric regions alone, how many different kinds of gametes can you produce?
Answers
Answer:
See below
Explanation:
A. centromeric regions from mother in one cell: 23
total number of centromeric regions in one cell: 46
for every centromeric region that is inherited by the gamete, there is a 0.5 probability that it is from the mother. Hence, if all are from the mother:
0.5 ^ 23 = 1.19 x 10^(-7)
B. Heterozygous for 2000 genes means 4000 possible alleles.
2 ^ 4000 = 1.3 x 10^(1204)
C. 2 ^ 46 = 7.03 x 10^(13)
What is extinction?
Your own word
Answers
Answer:
I hope this helps :)
Explanation:
Extiction is where certain species or race no longer exists. Like a sabor tooth tiger, you wont see none of those around, because they are extinct.
Answer:
extinction in my own words is a loss of species, for example the dinosaurs weather some people think there real or not they went extinct many animals are going extinct everyday because of poachers or just a loss of habitat, but extinction is when u think about kind of hard to say because we could say that there is a species of an orange bird that has gone extinct but then out of no where scientist suddenly confirm that there is a whole island of orange birds so in conclusion I think extinction is the sudden loss of a species due to their surrounding and habitats
sorry is this is wrong correct me in the comments if so
How are gymnosperms in category gnetophyta usually pollinated?
A. by wind
B. by hand
C. by insects
D. by water
Answers
Answer:
by insects
Explanation:
if you reach to pick up a coffee from your desk, your brain is sending messages to the muscles in your arm through the _____ neurons.
Answers
When you reach to pick up a coffee from your desk, your brain is sending messages to the muscles in your arm through the motor neurons.
Motor neurons are nerve cells that transmit commands from the brain and spinal cord to muscles or glands. They are involved in movement and the coordination of reflexes. They are specialized cells in the nervous system that control muscle movement, allowing you to do things like write, walk, and talk.
The motor neuron's axon (a long, slender projection that conducts electrical impulses away from the neuron cell body) extends from the spinal cord to an effector organ such as a muscle or gland. A neuron is a nerve cell that is the basic building block of the nervous system.
Neurons are specialized cells that transmit nerve impulses or signals throughout the body. They communicate with other neurons via electrical and chemical signals and are involved in the regulation of thought processes, emotions, and behaviors.
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Which type of electromagnetic wave has the shortest wavelength?
O A. Ultraviolet
O B. Visible light
O C. Radio
O D. Gamma rays
SUBMIT
Answers
Each Taxonomy (category) gets less and less specific as they go further down the list.
A. True
B. False
Answers
Answer:
B. False
Explanation:
The taxonomies get more specific as you move down the line. The current eight levels go like this:
Kingdom (most general)PhylumClassOrderFamily/SubfamilyTribe/SubtribeGenusSpecies (most specific)As you can see, the taxonomies get increasingly more specific as we go further down.
3. when the biceps is used to lower the elbow to a straight position, it is called _______.
Answers
When the biceps is used to lower the elbow to a straight position, it is called eccentric extension.
What is eccentric extension?Eccentric extension is the slowing down of body movements when you try to resist gravity.These involve lengthening muscle contractions which are specific for a muscle.When you are squatting, the slow motion of you going from a standing position to sitting one is an example of eccentric contraction.Examples of eccentric contraction for the bicep muscles include extension of elbow during a bicep curl and lowering of the forearm away from the shoulder. Our body muscles are stronger in the lengthening (eccentric) phase of its motion, as compared to the shortening (concentric) phase.Learn more about eccentric movement here:
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The middle muscular layer of the heart wall - the thickest and pumps blood through the vessels is called ___
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The middle muscular layer of the heart wall - the thickest and pumps blood through the vessels is called the myocardium.
The myocardium is the middle and thickest layer of the heart wall, located between the inner endocardium and the outer epicardium. It is composed of cardiac muscle cells, also called cardiomyocytes, that are specialized to contract and relax in order to pump blood through the circulatory system.
The myocardium is responsible for the contraction of the heart and generates the force needed to push blood through the arteries and veins. It also contains the electrical conduction system that regulates the heartbeat and ensures coordinated contractions of the heart chambers. The thickness and strength of the myocardium varies depending on the size and workload of the heart.
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white blood cell (wbc) with reddish granules; numbers increase in allergic reactions: a.erythrocyte b.lymphocyte c.basophil d.eosinophil e.neutrophil
Answers
The white blood cells that increase when there is an allergic reaction is basophil.
What are the white blood cells?We have to note that the white blood cells are the cells that are responsible for fighting off the foreign bodies that try to make their way into the body. We have to note that once there is an invader that tries to enter into the body, there would be a resistance because the white blood cells would tend to prevent that kind of invasion. Generally, there are three kinds of blood cells and they are;
1) White blood cells
2) red blood cells
3) Blood Platelets
Each of these blood cells do have a unique role that each one of them does play in the body of a person.
Given that the white blood cells are the blood cells that are said to be involved when there is an allergic reaction, we now know that the particular part of the white blood cells that is responsible for the allergic reaction is the basophil.
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How did the quick-relief rescue inhaler help jaden to breathe easier at the track?
Answers
Quick relief Rescue inhalers allow a person having an asthma attack to inhale their medication. When inhaled, the medication relaxes the muscles in the airways. This causes the airways to widen, reducing breathing difficulties.
Rescue inhalers release a class of drug known as a bronchodilator, which widens or dilates the bronchioles, the body's airways. These symptoms are relieved with a rescue inhaler, which releases a drug that widens the airways. By doing so, the person is able to breathe normally again and recover from the attack.
Before working out, someone with asthma may use a rescue inhaler to avoid an attack. If their symptoms are getting worse, someone with chronic obstructive pulmonary disease (COPD) may also benefit from utilising a rescue inhaler. COPD makes breathing difficult, similar to asthma.
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Which of the following is an example of a transformation of chemical energy into electrical energy?
•An oil lighting up a room
•A car battery making headlights shine
•Sunlight providing power to a solar calculator
•A blowtorch welding two pieces of metal together.
Answers
Answer:
Pretty sure it's the 2nd or 3rd one
Answer:
a car battery making headlight shine
intravenous immunoglobulins as first-line treatment in idiopathic inflammatory myopathies: a pilot study
Answers
Nearly half of patients who received first-line IVIg monotherapy showed at least a modest improvement, and the majority of responders experienced a quick clinical response.
In two small investigations, IVIg was characterized as the first-line treatment for specific subtypes of newly diagnosed immunoglobin IIM, but the findings were inconsistent . We thus undertook a phase 2 open-label investigator-initiated trial to examine the effectiveness and safety of IVIg as the initial course of treatment for newly diagnosed IIM.What is Intravenous immunoglobulin?
Patients with antibody deficits can receive therapy in the form of intravenous immunoglobulin (IVIG). A collection of immunoglobulins (antibodies) from the plasma of thousands of healthy donors is used to prepare it. Healthy individuals' immune systems produce immunoglobulins to help them fight infections.What is idiopathic inflammatory myopathies ?
A group of diseases known as idiopathic inflammatory myopathies are characterized by inflammation of the muscles required for movement (skeletal muscles). Although it can happen at any age, idiopathic inflammatory myopathy typically manifests in adults between the ages of 40 and 60 or in children between the ages of 5 and 15.Along with topical corticosteroids, tacrolimus, and hydroxychloroquine, this medication has served as the mainstay of treatment. Future biological treatments, such as daclizumab, alemtuzumab, and anti-BAFF or APRIL medicines, that affect T-cell signaling and B-cell growth factors may be effective in the IIM.
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can someone help me with this it would really make my day go right
Answers
Answer:
primary is the answer...
Gasoline's New Math-Miles Per Dollar
40
On her 17th birthday, Bethany was given her 87 year old, great grandmother's car (Her Great Grandmother has to use public transportation now
because she is on a fixed income. ). The 1992 Oldsmobile Cutlass is in pristine condition, with only 37,000 miles on the odometer.
After a few weeks of driving, Bethany determines that she can drive 225 miles on one tank of gasoline (16 gallons). Use the current price of
gasoline of $2. 50 to determine the miles per dollar for Bethany's car.
How many miles per gallon does her car get? **round to the nearest mile.
1
How many miles per dollar?
Answers
The miles per dollar for Bethany's car is car gets approximately 5.6 miles per dollar.
To determine the miles per dollar for Bethany's car, we first need to calculate the cost per gallon of gasoline. If the price of gasoline is $2.50 per gallon and the car's fuel tank holds 16 gallons, then one tank of gasoline costs $40.
To calculate the miles per gallon (mpg) for Bethany's car, we can divide the number of miles she can drive on one tank of gasoline (225 miles) by the number of gallons of gasoline used to travel that distance (16 gallons).
225 miles / 16 gallons = 14.06 mpg
Therefore, Bethany's car gets approximately 14 miles per gallon.
To calculate the miles per dollar for Bethany's car, we can divide the number of miles she can drive on one tank of gasoline (225 miles) by the cost of one tank of gasoline ($40).
225 miles / $40 = 5.625 miles per dollar
Therefore, Bethany's car gets approximately 5.6 miles per dollar.
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10. A student says that ""ALL DNA codes for proteins. "" Do you agree with her? Why or why not? What is your claim? what evidence you have? Explain your reasoning
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I do not agree with the student's claim that "ALL DNA codes for proteins." My claim is that not all DNA codes for proteins, and there is evidence and reasoning to support this claim.
One piece of evidence is the existence of non-coding DNA, which makes up a large portion of the human genome. Non-coding DNA does not code for proteins, but it plays important roles in regulating gene expression and maintaining chromosome structure.
Another piece of evidence is the fact that only a small portion of the human genome codes for proteins. According to the National Human Genome Research Institute, only about 1.5% of the human genome codes for proteins, while the remaining 98.5% is made up of non-coding DNA.
My reasoning for this claim is based on the evidence mentioned above. If all DNA coded for proteins, then there would not be any non-coding DNA and the entire human genome would be made up of protein-coding DNA. However, this is not the case, as evidenced by the existence of non-coding DNA and the fact that only a small portion of the human genome codes for proteins.
Therefore, I do not agree with the student's claim that "ALL DNA codes for proteins."
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Which is least likely to be impacted by runoff from a factory? A) river B) groundwater C) lake D) ocean
Answers
Answer:
Groundwater
Explanation:
The factories mostly need large quantities of water to carry out their production precesses, however, as well as they need natural recources for their operation, they also dispose of them and a large part of the environmental contamination is due to the release of substances emitted by these. It´s very easy for toxic waste to contaminate rivers, lakes and aceans. Groundwater on the other hand is more complicated to contaminate because it´s found in aquifers below the surface of the arth, making by these factories to reach these places; althouh not impossible.
What type of stress occurs when a rock mass is pushed in parallel and opposite directions?
Answers
Answer:
Shear stress
Explanation:
Shear stress is a type of stress that occurs when a rock mass is pushed in parallel and opposite directions.