Answer:
kjbj
Explanation:
noiububiubu
Where is the youngest rock in the Atlantic Ocean found?
plz hurry
Answer:
Mid-Atlantic Ridge
Explanation:
This is because they are deep down, near the earth's crust .
How are
elements,
compounds,
mixtures alike?
Answer:
A compound contains atoms of different elements chemically combined together in a fixed ratio. A mixture is a combination of two or more substances where there is no chemical combination or reaction. ... Mixtures contain different elements and compounds but the ratio is not fixed nor are they combined via chemical bonds.
Explanation:
Ben observes that his car will not start. What is a good testable hypothesis? The car will not start. The car is green. The car is out of gasoline. The car has 4 tires.
Answer:
The car is out of gasoline
Explanation:
What are the logical target organs for cancer related to coal mining? Can you think of other organs that may be affected by the coal dust?
Answer:
Lungs
Explanation:
Due to coal debris this may effect your respritory system causing someone to develop COPD or lung cancer.
A student working on their science experiment places four potato squares into solutions of Iodine and measures how far the Iodine diffuses into the potato. The measurements are: 2.1 mm, 1.8 mm, 2.3 mm, and 2.2 mm. What is the average diffusion distance?
Answer:
The average diffusion distance is 2.1 mm
Explanation:
Given
Diffusion distance of the four potato squares are;
\(Potato 1: 2.1 mm\\Potato 2: 1.8 mm\\Potato 3: 2.3 mm\\Potato 4: 2.2 mm\)
Required
Average Diffusion Distance
To calculate the average diffusion distance; we simply calculate the mean of the student recordings
Mean is calculated as thus;
\(Mean = \frac{\sum x}{n}\)
Where x is the individual distance of the potato squares
\(\sum x = 2.1 mm + 1.8 mm + 2.3 mm + 2,2 mm\)
\(\sum x = 8.4mm\)
n is the number of potato squares
n = 4
\(Mean = \frac{\sum x}{n}\)
\(Mean = \frac{8.4 mm}{4}\)
\(Mean = 2.1 mm\)
Hence, the average diffusion distance is 2.1mm
What gasses release carbon to the atmosphere?
How are these gasses produced by humans?
Carbon dioxide (CO₂) is the main gas released by human activities that contribute to climate change. Other greenhouse gases (GHGs) include methane (CH₄), nitrous oxide (N₂O), and fluorinated gases (such as hydrofluorocarbons and sulfur hexafluoride), but CO₂ is the most abundant and the most significant contributor to human-caused climate change.
CO₂ is produced by burning fossil fuels like coal, oil, and gas for electricity and transportation, as well as by industrial processes such as cement production. Deforestation and other land-use changes also contribute to CO₂ emissions.
Methane is released during the production and transportation of coal, oil, and natural gas, as well as from livestock and agricultural practices such as rice cultivation and manure management. Nitrous oxide is released primarily from agricultural and industrial activities, including the use of nitrogen-based fertilizers, livestock management, and the burning of fossil fuels. Fluorinated gases are used in various industrial and consumer products, such as refrigerants, air conditioning systems, and aerosol propellants.
Overall, human activities such as burning fossil fuels, deforestation, and industrial processes are responsible for the majority of greenhouse gas emissions that contribute to climate change.
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The systemic disease caused by infection of microorganisms and their toxins in the circulating blood is called:
The systemic disease caused by infection of microorganisms and their toxins in the circulating blood is called sepsis.
A systemic disease is a disease that affects the whole body, not just one part or organ. The immune system, which defends the body against foreign invaders like viruses and bacteria, can become hyperactive in these diseases and harm healthy tissue instead.
They can also spread through the body's circulation, affecting multiple organ systems at once. Sepsis is an example of a systemic illness. The movement of blood through the circulatory system of the body is known as circulating blood.
The heart pumps blood through the circulatory system's blood vessels, which transport oxygen and nutrients to all of the body's tissues while removing waste products. Blood is also important in transporting immune cells and proteins throughout the body, defending against infections, and maintaining homeostasis.
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Fertilization refers to the process of:
Fertilization refers to the process of two gametes of opposite sex uniting (option C).
What is fertilization?Fertilization is the process whereby the male gamete unites with the female gamete to form a zygote.
In sexually reproducing organisms, the male organism of a species produces a gamete called sperm cell while the female organism produces egg or ova.
Therefore, it can be said that fertilization refers to the process of two gametes of opposite sex (male and female) uniting.
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Which term describes the relationship in which one organism lives inside the other one. Check ih correct answer
Answer:
The term that describes the relationship in which one organism lives inside the other one is endosymbiosis.
Explanation:
Plant cells have a
____while animal cells do not.
Answer:Cell Walls
Explanation:Photosynthesis takes place in chloroplasts. Cell walls allow plants to have strong, upright structures and vacuoles help regulate how cells handle water and storage of other molecules.
what is the complementary dna sequence for the dna strand shown in the figure below?
The complementary DNA sequence for the DNA strand shown in the figure below is 5-''TAACGTCATGG-3''.
Nucleotide: DNA nucleotides are deoxyribose sugars with phosphate groups and one of four nitrogen bases.
Adenine (A), Thymine (T), Cytosine (C), Guanine (G)
Complementary Sequence: Because DNA consists of two strands, each DNA sequence also possesses a counterpart sequence that runs in parallel. In the complementary sequence, the nucleotides Adenine (A) and Thymine (T) are always coupled together, while Cytosine (C) is often paired with Guanine (G).
As the given strand is 3''ATTGCAGTACC3'" the complementary strand will be 5-''TAACGTCATGG-3''.
The missing figure is attached.
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True or False: San Andreas Fault is an example of a Convergent Boundary.
What are the similarities and differences between a nerve cell and a typical animal cell?
Answer:
Hi Rudaba
Where r u from ??
I am Ahaana
Cells are the structural and functioning units of all living organism. They formed the foundation all living organism.
Based on location and functions, there are different types of cells. Because some cells transfer messages from one part of the body to another, they are have a head like structure(the cell body) and a a long pipe shaped structure (axon) and with branches at the end ( dendrites) .These cells are nerve cells. They are located in the CNS and PNS.
Other cells on animals have almost the same shape with some variations.
Similarities.
Both contains Nucleus, mitochondria
Both contains fluid inclusion called cytoplasm where all organelles,
Both bounded layer of cell membranes to restrict movement the cells organelles and to give shapes.
Differences;
Typical animals cells are of different colors based on location in organs .But
nerve cells are made of the grey color ( granules) of the cell body and white color of the axon. This is uniform for all nerve cells.
Animal cells performs different functions in animals based on location, but nerve cell is for transmission of impulses and action potential only.
Animal cells undergo regeneration after death or damage. The Regeneration of nerve cells is slow or not possible in most cases. This is the reasons why most neurological disease are incurable.
Animal cells are made up of three distinct parts: the cell membrane, cytoplasm and the nucleus. Cell body, axon and dendrite are the parts of a nerve cells.
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Two parents who are both gg for a gene are crossed. the genetic makeup of all the offspring will be gg. a. true b. false
Answer:
true
Explanation:
How much is DNA important to identify a group? Give a brief explanation on race ,whiteness and property? Does biological anthropologists and genome scientist need to add the relation between Europeans and Indigenous people while doing their research?
DNA is important in identifying genetic relationships within a group, but it alone is not sufficient to determine complex social constructs like race, whiteness, or property; the inclusion of social, cultural, and historical factors is crucial in understanding these concepts.
Biological anthropologists and genome scientists should consider the relationship between Europeans and Indigenous people in their research to provide a more comprehensive understanding of human genetic diversity and population history.
DNA analysis can provide valuable insights into genetic relationships within a group, such as determining genetic ancestry or identifying related individuals. However, race, whiteness, and property are social constructs that go beyond genetic factors and are shaped by historical, cultural, and socioeconomic factors. These concepts are complex and cannot be solely explained by genetic data. Therefore, it is important for researchers, including biological anthropologists and genome scientists, to recognize the limitations of genetic data and consider the broader social context when studying race, whiteness, and property.
In the context of researching Europeans and Indigenous people, it is crucial for researchers to acknowledge and incorporate the historical and ongoing relationships between these groups. This includes understanding colonization, displacement, and the impact of power dynamics on genetic diversity and health outcomes. By including this relationship in their research, scientists can contribute to a more accurate and nuanced understanding of human genetics and promote social and scientific equity.
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among insulin, epinephrine and glucagon, which would increase glycogenesis (glycogen synthesis) and decrease glycogenolysis (glycogen breakdown) in liver?
Out of the three options provided, insulin is the hormone that would increase glycogenesis and decrease glycogenolysis in the liver.
Insulin promotes the uptake of glucose into liver cells and stimulates the enzymes that convert glucose into glycogen for storage. Additionally, insulin inhibits the breakdown of glycogen into glucose, which is known as glycogenolysis. On the other hand, epinephrine and glucagon both stimulate glycogenolysis in the liver to release glucose into the bloodstream for energy during times of stress or fasting. Glycogenolysis is the biochemical pathway in which glycogen breaks down into glucose-1-phosphate and glucose. The reaction takes place in the hepatocytes and the myocytes. The process is under the regulation of two key enzymes: phosphorylase kinase and glycogen phosphorylase.
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According to Chargoff's Base Pairing rule, a strand of DNA with the bases C T A G G T will produce a complementary strand of DNA with the bases
Answer:
G A T C C A
Explanation:
Base pairing rule;
A - T
C - G
and vice versa.
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when an individual has an energy surplus, he or she stores the extra energy as?
Glycogen and fat stores are used up first during famine in humans and other animals, then protein. When someone has more energy than they need, the additional energy is stored as carbs.
Keep in mind that extra energy that the body possesses can be stored as fat. Theoretically, since a pound of fat is equal to about 3,500 calories, you could gain about one pound if you consume 3,500 more calories than your body requires. Duodenum The first section of the small intestine that the stomach feeds into is the duodenum. A 10-inch-long, small chute, it descends and forms a around the pancreas before joining the remainder of the coiling intestines. "C" shape
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how does the word "haploid" apply to the gametes formed during meiosis. Why is it important that gametes are haploid instead of diploid?
Meiosis only occurs in reproductive cells, as the goal is to create haploid gametes that will be used in fertilization. Meiosis is important to, but not the same as, sexual reproduction. Meiosis is necessary for sexual reproduction to occur, as it results in the formation of gametes sperm and eggs.
In 3-5 sentences describe the relationship between a glucose molecule and the products it makes during cellular respiration
During Cellular Respiration, glucose is broken down into many different pieces turning into pyruvate and lead to release of electrons. During cellular respiration, this is a process known as glycolysis which takes place in cytoplasm. The pyruvate then oxidizes (meaning it loses the electrons which produce energy) and turns into acetyl CoA which is used in Krebs/citric acid cycle.
Cellular respiraton is a chain of chemical reactions that smash down glucose to produce ATP, which may be used as strength to strength many reactions throughout the frame. There are 3 foremost steps of cellular breathing: glycolysis, the citric acid cycle, and oxidative phosphorylation.
Cellular respiration is the process that happens inside the mitochondria of organisms (animals and flora) to interrupt down sugar inside the presence of oxygen to release electricity inside the form of ATP. This technique releases carbon dioxide and water as waste products.
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Do you think we would get the same result if we used cooked fruit? Why or why not?
Answer:
What result is that the full question
"If a scientist isolates genes for Hepatitus B antigens from a Hepatitus virus, then inserts them into a bacterial plasmid and replicates the bacteria in a fermenter, what product will be collected?"A. Transgenic bacterial plasmidsB. Hepatitus B frusesC. Hepatitus B vaccineD. Hepatitus resistant bacteria
If a scientist isolates genes for Hepatitus B antigens from a Hepatitus virus, then inserts them into a bacterial plasmid and replicates the bacteria in a fermenter, the product collected will be transgenic bacterial plasmids, inside the bacteria, in order to proove if the transgenic plasmid actually gives the bacteria resistance to the virus, it has to be grown in an infected medium.
The correct answer is option A.
firms with what structure are organized around departments for each basic business action?
Firms with a functional structure are organized around departments for each basic business action. In a functional structure, employees are grouped together based on their expertise and specialization. This allows for efficient communication and coordination within each department, as well as clear lines of authority and responsibility. For example, a company might have separate departments for finance, marketing, operations, and human resources, with each department responsible for carrying out its own specific functions.
In a functional organisation, the emphasis is on dividing up the workforce into departments or roles where each person has their own area of expertise. In other words, organizations with a functional structure segregate their departments and staff according to their resources and skill sets.
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organisms in the same class are by definition obligated to be in the same
Organisms in the same class are by definition obligated to be in the same phylum.
Organisms in the same class are classified together based on their similarities in terms of their anatomical, physiological, and genetic characteristics.
Classification in biology is a hierarchical system that organizes living organisms into different levels or taxa, including kingdom, phylum, class, order, family, genus, and species.
The phylum is a higher rank than class, meaning that it groups together organisms that share even broader characteristics and evolutionary relationships.
The phylum represents a larger category that encompasses multiple classes.
Organisms within the same phylum share fundamental structural and developmental features, often reflecting common ancestry and evolutionary history.
When organisms are placed in the same class, it means they possess a set of distinguishing characteristics that differentiate them from other organisms within the same phylum.
These shared characteristics can include anatomical structures, physiological processes, reproductive strategies, or genetic similarities.
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suppose you are looking at an unlabeled slide image of muscle. list two items which would help you determine if the muscle was cardiac, smooth or skeletal.
When looking at an unlabeled slide image of muscle, there are a few key items that can help determine if the muscle is cardiac, smooth, or skeletal. Two items to consider are: the appearance of the muscle fibers and location of the muscle within the body
Skeletal muscle fibers are usually long and cylindrical, with distinct striations visible under a microscope. Smooth muscle fibers, on the other hand, are shorter and tapered at the ends, and do not have visible striations. Cardiac muscle fibers are branched and interconnected, with visible striations similar to skeletal muscle fibers.
Another item to consider is the location of the muscle within the body. Skeletal muscle is usually attached to bones and responsible for movement, while smooth muscle is found in organs such as the intestines and blood vessels, and is responsible for involuntary movements such as peristalsis. Cardiac muscle, as the name implies, is found in the heart and responsible for pumping blood throughout the body.
So, to recap, when looking at an unlabeled slide image of muscle, two key items that can help determine if the muscle is cardiac, smooth, or skeletal are the appearance of the muscle fibers themselves and the location of the muscle within the body.
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E Water
2 Which of these cannot be stored in
the body?
A Glucose
B Fats
C Proteins
D Oil
E Glycogen
Answer:
Proteins
Explanation:
Excess proteins and amino acids are not stored in the body, instead they are converted into urea and excreted.
HELP ME PLZZ I NEED HELP
Answer:
A
only right answer
According to the Central Dogma Theory, which pathway is correct?
A. Proteins to RNA to DNA
B. DNA to RNA to proteins
C. RNA to DNA to proteins
D. DNA to proteins to RNA
Mutationists believed that variation was
Group of answer choices
caused by the blending of inherited characteristics from the parents. Caused by environmental pressures that directly changed the genes of living organisms that were then passed down to offspring. Not a significant factor in evolution. Caused by mutations in distinct, inherited cells
Mutationists believed that variation was caused by mutations in distinct, inherited cells.
Mutationism was a theory of evolution proposed in the late 19th and early 20th centuries. Mutationists believed that new traits and variations in species arose primarily through the occurrence of spontaneous mutations in distinct, inherited cells. According to this view, mutations were considered to be the main driver of evolutionary change, and variation was believed to occur abruptly and independently of other factors. The blending of inherited characteristics from parents or environmental pressures directly changing genes were not considered significant factors in the mutationist perspective.
Mutationists focused on the role of mutations as the source of variation and emphasized the importance of discontinuous, saltational changes in evolution. However, the mutationist view eventually fell out of favor with the development of the modern synthesis, which integrated ideas of natural selection, genetic recombination, and gradualism into a more comprehensive theory of evolution.
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Mutationists believed that evolutionary changes were largely driven by large-scale mutations or genetic changes in distinct, inherited cells which were then passed onto the next generations.
Explanation:Mutationists, also known as saltationists, believed that evolutionary changes are primarily driven by large-scale mutations or genetic changes, not by small, gradual changes. Mutationists viewed this process as the main source of variations among species.
They suggested that mutations occurred in distinct, inherited cells, which resulted in noticeable and often drastic changes in an organism. These changes could then be passed down to following generations, leading to important evolutionary adaptations.
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The base bnce is 1 Animals in an experiment are to be kept under a strict diet. Each animal should receive 25 grams of protein and 5 grams of fat. The laboratory technician is able to purchase two food mixes: Mix A has 10% protein and 6% fat; mix B has 20% protein and 2% fat. How many grams of each mix should be used to obtain the right diet for one animal?
The right diet for one animal, 180 grams of Mix A and 35 grams of Mix B should be used.
To calculate the amount of each food mix needed to achieve the desired protein and fat content in the animal's diet, we can set up a system of equations based on the given information.
Let's assume x grams of Mix A and y grams of Mix B are used.
The protein content from Mix A can be calculated as 10% of x grams, which is 0.1x grams. Similarly, the protein content from Mix B is 20% of y grams, or 0.2y grams.
The fat content from Mix A is 6% of x grams, or 0.06x grams, and the fat content from Mix B is 2% of y grams, or 0.02y grams.
We need the total protein to be 25 grams and the total fat to be 5 grams.
From the given information, we can set up the following equations:
Protein equation: 0.1x + 0.2y = 25 (equation 1)
Fat equation: 0.06x + 0.02y = 5 (equation 2)
To solve this system of equations, we can use various methods, such as substitution or elimination. Here, we'll use the substitution method.
First, isolate one variable in equation 1. Let's solve for x:
0.1x = 25 - 0.2y
x = (25 - 0.2y) / 0.1
Substitute the value of x in equation 2:
0.06((25 - 0.2y) / 0.1) + 0.02y = 5
Simplify and solve for y:
1.5 - 0.12y + 0.02y = 5
-0.1y = 3.5
y = -3.5 / -0.1
y = 35
Now substitute the value of y back into equation 1:
0.1x + 0.2(35) = 25
0.1x + 7 = 25
0.1x = 18
x = 180
Therefore, to obtain the right diet for one animal, 180 grams of Mix A and 35 grams of Mix B should be used.
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