Answer:
C
Explanation:
polymerase Chain Reaction PCR is your answer 100%
The process of Polymerase chain reaction (PCR) is given in the given diagram. The correct option is C.
What is polymerase chain reaction?Polymerase chain reaction (PCR) is a laboratory technique for rapidly producing (amplifying) millions to billions of copies of a specific segment of DNA, which can then be studied further.
PCR is also useful in a variety of laboratory and clinical techniques, such as DNA fingerprinting, bacteria or virus detection (particularly AIDS), and genetic disorder diagnosis.
The DNA produced by PCR, once amplified, can be used in a variety of laboratory procedures.
Polymerase chain reaction (PCR) is a technology that uses enzymatic replication of nucleic acids to quickly and easily amplify DNA sequences.
This method is indispensable in the field of molecular biology and is one of the fundamental methods for DNA analysis.
Thus, the answer is C.
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what about cytokinesis
Answer:
Cytokinesis is the physical process of cell division, which divides the cytoplasm of a parental cell into two daughter cells. ... Cytokinesis performs an essential process to separate the cell in half and ensure that one nucleus ends up in each daughter cell. Cytokinesis is the part of the cell division process during which the cytoplasm of a single eukaryotic cell divides into two daughter cells. Cytoplasmic division begins during or after the late stages of nuclear division in mitosis and meiosis.
Explanation:
Brainliest please?
Which best describes the temperatures of a city located along a windward coast? summer temperatures that are very similar to an inland location at the same latitude warmer summer temperatures than an inland location at the same latitude cooler summer temperatures than an inland location at the same latitude winter temperatures that are less mild than an inland location at the same latitude
The sentence that best describes the temperatures of a city located along a windward coast is C.Cooler summer temperatures than an inland location at the same latitude.
What is affected by a body of water's temperature?A city on a windward coast experiences cooler summer temperatures than an area inland at the same latitude.
In comparison to an inland site at the same latitude, a city positioned along a windward coast will experience (b) lower summer temperatures. This area's predominant breeze originates from the lake, which will always have a moderating effect (both warmer in the winter and cooler in the summer). Climate, salt intake, hormone levels, carbohydrate intake, degree of physical activity, and some substances like alcohol and caffeine can all have an affect on total body water content.
Temperature is crucial because it affects the chemistry of water. At greater temperatures, chemical reactions typically proceed more quickly. Higher temperature water, especially groundwater, can dissolve more minerals from the underlying rock and will consequently have a higher mineral content.
Therefore, option C is correct.
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complete the concept map to describe ionic movement during action potentials in cardiac pacemaker and contractile cells, and trace the conduction pathway.
Concept Map: 1. Electrical Stimulation: The electrical stimulation generated by the sinoatrial node (SA node) or an artificial pacemaker causes ion channels in the cardiac pacemaker cell to open, allowing for the flow of ions into and out of the cell.
What is Electrical Stimulation ?Electrical stimulation (ES) is a form of treatment that utilizes a low-level electrical current to stimulate nerve endings in order to decrease pain, increase muscle strength and improve circulation. Electrical stimulation works by delivering a low-level electrical current to the target area of the body.
2. Action Potential: The action potential is generated when positively charged ions, such as sodium and calcium, enter the cell and cause the membrane potential to become depolarised.
3. Repolarisation: Potassium ions then leave the cell and cause the membrane potential to become repolarised.
4. Conduction Pathway: The action potential then travels along the conduction pathway, which includes the atrioventricular node (AV node), bundle of His, and Purkinje fibers.
5. Contraction: When the action potential reaches the contractile cells, calcium ions enter the cells, causing the cells to contract.
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What type of boundary is this?
The image represents the continental-continental boundary. When two continental plates collide, that's another kind of convergent plate boundary. The continental lithosphere is very thick and has a low density. The continental lithosphere cannot subduct. So when two mainland plates impact, they simply crush together.
Plate tectonic boundaries come in three varieties: plate boundaries that are transformed, divergent, and convergent. The three primary types of plate boundaries are depicted in this image: transform, convergent and divergent.
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Which of the following blood components is involved in reducing blood loss from a damaged blood vessel?
A) Erythrocyte.
B) Platelet.
C) Lymphocyte.
D) Basophil.
E) Neutrophil.
Answer:
The correct answer is B
Explanation:
Platelet: "a small colorless disk-shaped cell fragment without a nucleus, found in large numbers in blood and involved in clotting."
Hope this helps! (づ ̄3 ̄)づ╭❤~
Island A is 100 miles from the mainland and island B is 10 miles from the mainland. Which island will be more likely to have immigrants from the mainland to boost genetic diversity?
Question 45 options:
B because it is closer to the mainland, making it easier for immigration to occur
B because islands that are closer have lower genetic diversity, which increases immigration
A because being farther from the mainland means there will be more genetic diversity
A because larger islands tend to have more immigration, which increases genetic diversity
More species will immigrate to island B because it is closer to the mainland, making it easier for the immigration of species to occur. Thus, the correct option is A.
What is Island biogeography?Island biogeography is a field of science within the biogeography class which examines the factors that affect the species richness as well as the diversification of isolated natural communities in the ecosystem. The theory of island biogeography was originally developed to explain the pattern of the species and area relationship which is occurring in the oceanic islands.
Immigration of species takes place when resources are unavailable. More number of species migrate to island B because it is closer to the mainland, making it easier for the immigration to occur.
Therefore, the correct option is A.
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what are the different types of cleaning agents?
detergent, acid, abrasive and degreasers.
I hope it helps you
Molecular basis of non infectious diseases
The molecular basis of non-infectious diseases is associated with the organism's response to genetic and environmental diseases that are not spread among suitable hosts.
What are non-infectious diseases?The expression non-infectious diseases is broad and it includes all types of diseases that are not spread among individuals in any type of environmental phenomena. These types of diseases are multifactorial since they are caused by both environmental and genetic factors.
For example, cardiovascular diseases and obesity are non-infectious diseases caused by environmental factors (e.g. consumption of salt in the case of cardiovascular diseases or fat in the case of obesity), and also by certain genetic factors that increase the risk form suffering these diseases.
Therefore, with this data, we can see that non-infectious diseases are associated with both genetic and environmental factors and they are not spread as occurs with infectious diseases caused by viruses and bacteria.
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You have two sedimentary rock samples. Sample 1 is made of halite crystals,
and sample 2 is made of very fine sediments. What are the samples?
Answer: Sample 1 is likely rock salt. Halite is the mineral name for sodium chloride or common salt, which crystallizes into the mineral halite. Halite deposits can form rock salt layers in sedimentary rock formations.
Sample 2 is likely shale. Very fine sediments forming shale rocks are deposited as mud, clay, or silt that gradually lithify into shale over geological time.
Explanation:
as lisa drove home, she was suddenly alerted to the sound of a blaring horn and realized she had drifted off to sleep. which nervous system division dominated when she was startled awake? question 25 options: sensory nervous system sympathetic nervous system parasympathetic nervous system somatic nervous system
She was shocked awake, according to the statement, and the sympathetic nervous system took over.
How does the sympathetic nervous system work?The best-known function of your sympathetic nervous system is how it reacts to risky or stressful circumstances. Your sympathetic nervous system becomes active in these circumstances to help you escape danger by increasing your heart rate, delivering more blood to your body's oxygen-depleted regions, and other actions.
What causes the sympathetic nervous system to act?The hypothalamus triggers the sympathetic nervous system by communicating with the adrenal glands via the autonomic nerves following an amygdala distress signal. Epinephrine, often known as adrenaline, is released into the bloodstream by these glands as a response.
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List 3 different statistics related to biodiversity that you find here.
Answer:
habitat. biome. population.
Explanation:
Plsss help me this due is tonight plsss
Explanation:
whatever the trait is, I'm just going to use tall as an example
1. phenotype=
Tall: Short
4:0
2.phenotype=
Tall: Short
4:0
3.phenotype=
Tall: Short
4:0
4.phenotype=
Tall: Short
3:1
5.phenotype=
Tall: Short
2:2
Improvements in technology have allowed for the raising and harvesting of fish for commercial sale.
Which term describes this practice?
Responses
aquaculture
desalination
water sampling
sonar imagery
Answer:
Aquaculture
Explanation: Its is the practice of culturing of aquatic life
Aquaculture is technology have allowed for the raising and harvesting of fish for commercial sale.
The farmer's attempts to speed up and improve the growth of aquaculture species are what define aquaculture as a form of farming.
Aquaculture is the process of increasing populations of freshwater, brackish water, and saltwater species in artificial or semi-natural conditions, in contrast to commercial fishing, which also entails catching wild fish.
In contrast to fishing, these methods enable the selective expansion of production of the species that humans desire the most.
In coastal areas, the main potential threats to marine health are poisons, dregs, and overflow. The health of the marine ecosystem offshore is also assessed.
A natural researcher may be necessary, for example, to take into account the impact of an oil slick or other compound risk in the sea. In order to see concerns like the substance cosmetics of residue, the effect of disintegration, and the impact of digging sea bottoms on the marine condition, natural researchers also study the benthic conditions on the sea floor.
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What does it mean when a cell does not respond to signals which tell it to stop dividing after its cell cycle is completed?
Answer:
Cancer
Explanation:
When cell divides without control it is said to be cancerous.
The first reaction to a loss is often:
Denial
Depression
Bargaining
Anger
Answer:
denial is usually the first reaction
28 The statements describe four different plants.
Which plant must be a monocotyledon?
A The flowers are wind-pollinated.
B The flowers each have five petals.
The leaves are large with a clear network of veins on them.
The leaves have parallel veins.
Answer:
The leaves have parallel veins
Infectious diseases are caused by?
A.Pathogens
B.vaccines
C.Antibodies
D.Minerals
What conclusion can you draw from the information provided about the brain
A. Injury to the brain stem may result in sensory dysfunction
B. The brain uses a higher percentage of oxygen than any other organ.
C. Eating disorders do not involve testing on any region of the brain.
All regions of the brain are essential for normal human function
E. The cerebrum is the most central region of the brain.
The delicate chemistry of the brain is disturbed by TBI, preventing neurons from functioning correctly.
What transpires in the brain following a head injury? The delicate chemistry of the brain is disturbed by TBI, preventing neurons from functioning correctly.Thinking and behavior are altered as a result of this.For the brain to recover from the chemical imbalance brought on by a TBI, weeks or even months may pass.With more severe cases leading to paralysis, coma, or death, a brain stem damage may produce dizziness or loss of motor coordination.Many patients are unable to work while undergoing treatment for brain stem injuries, which can be quite expensive.Seizures, nerve damage, blood clots, artery narrowing, stroke, coma, and infections in the brain are some of the side effects of a TBI.With more time and stabilizing health, the chance of many of these issues lowers.To learn more about head injury refer
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which of the following properties helps explain why a city near the pacific ocean experiences less dramatic changes in temperature during the day compared to a city farther inland? I. Water forms hydrogen bonds.
II. Water has a low specific heat.
III. Water has high surface tension.
Water has a high specific heat.
Due to the high specific heat of water, which means that in order to slightly raise or slightly lower the temperature of water, respectively, a huge amount of heat must be removed, cities near the ocean experience less change and extreme temperature than inland cities.
Due to the fact that water warms up during the day far more slowly than concrete inland cities do, cities near the seaside have milder temperatures than those in inland areas. Ocean water cools down during the night much more slowly than concrete built upland cities. Because of this, the temperature in coastal cities doesn't drop as much, resulting in less of a difference between day and night time temperatures and less extreme temperatures than in inland cities.
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Question 5 Multiple Choice Worth points)
(06.03 LC)
Four locations on Earth receive sunlight at different angles. At which of the following angles will the intensity of sunlight received be the least?
90°
75°
50°
25°
The answer is 25 degree, because when the sun is directly overhead, its rays strike the earth at a 90 degree angle. The closer to 90 degrees the rays are, the more concentrated they are and the greater is the heat they produce on the earth's surface. The solar heat reach the surface of the earth becomes less intense as the angles of the rays decreases.
Answer:
d. 25°
Explanation:
Okay so basically locations on earth only receive sunlight at one line of latitude and the most you can get is 90° is out of these four options 25° was the least
n
3
Read the excerpt from Jane Eyre by Charlotte Brontë.
My head still ached and bled with the blow and fall I
had received: no one had reproved John for wantonly
striking me; and because I had turned against him to
avert farther irrational violence, I was loaded with
general opprobrium.
"Unjust!-unjust!" said my reason, forced by the
agonising stimulus into precocious though transitory
power.
What does John's attack of Jane most likely represent
about the human condition?
O cruelty toward the defenseless
O conflict between family members
O the victory of emotion over reason
O the power of the rich over the poor
The thing which John's attack on Jane most likely represents about the human condition is C. the victory of emotion over reason
What is a Narration?This refers to the use of a narrator to show the sequence of events and how they occurred in a given plot.
Hence, we can see that from the given narration, there is a description of the attack which the narrator had faced from John and how when she wanted to retaliate, her reason tried to stop her from engaging in further violence.
This shows the victory of emotion over reason as she did strike back when her emotions goaded her into taking action by stating that it was a shameful thing.
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What do plants use to convert the sun’s energy? A: water and carbon dioxide, B: Glucose and oxygen, C:ethanol and methane, D: Hydrogen and Carbon
Solar energy is extracted and transformed to chemical energy as glucose using water and carbon dioxide in photosynthesis.
Photosynthesis is the conversion of light energy to chemical energy as sugars. Light energy causes glucose molecules (or other sugars) to form from water and carbon dioxide, with oxygen released as a byproduct. Glucose molecules provide two critical resources to organisms: energy and fixed—organic—carbon.
Energy is required by all organisms, including humans, to fuel the metabolic reactions of growth, development, and reproduction. However, organisms cannot directly use light energy for metabolic purposes. Instead, it must first be converted into chemical energy via the photosynthesis process.
Light, water (H2O), and carbon dioxide (CO2) are converted into energy and sugar within the chloroplasts of leaves (glucose). Sunlight is converted into energy-storing molecules within plant cells by using water. The energy released by these molecules is then used to produce glucose from CO2.
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Answer:
A: water and carbon dioxide
Explanation:
Plants use water and carbon dioxide to convert the sun's energy. The process is called photosynthesis and it occurs in the chloroplasts of plant cells. During photosynthesis, light energy from the sun is absorbed by chlorophyll, which converts it into chemical energy stored in the form of glucose. The conversion of light energy into chemical energy occurs through a series of chemical reactions that involve water and carbon dioxide as reactants.
So the correct answer is: A: water and carbon dioxide.
9. What number on the diagram is pointing to the deltoid muscle?
15
16
17
18
Answer:
17 number on the diagram is pointing to the deltoid muscle
role of all four types of lipids: fats, phospholipids, waxes, and steroids.
The four types of lipids, namely fats, phospholipids, waxes, and steroids, play distinct roles in various biological processes. Fats are primarily involved in energy storage, while phospholipids form the structural basis of cell membranes. Waxes provide protection and waterproofing for plants and animals, and steroids serve as signaling molecules and are involved in various physiological functions.
1. Fats: Fats, also known as triglycerides, are a type of lipid that play a crucial role in energy storage. They are composed of glycerol and three fatty acid chains. Fats are stored in adipose tissue and serve as a long-term energy reserve. During times of energy deficiency, fats are broken down through a process called lipolysis to release energy.
2. Phospholipids: Phospholipids are a major component of cell membranes. They consist of a glycerol molecule, two fatty acid chains, and a phosphate group. The unique structure of phospholipids allows them to form a lipid bilayer in cell membranes, with the hydrophobic fatty acid tails facing inward and the hydrophilic phosphate heads facing outward. This arrangement creates a selectively permeable barrier that controls the movement of substances in and out of the cell.
3. Waxes: Waxes are a type of lipid that serve protective functions in both plants and animals. They are composed of long-chain fatty acids and a long-chain alcohol. In plants, waxes form a waterproof coating on the outer surfaces of leaves, stems, and fruits, preventing excessive water loss and providing protection against pathogens. In animals, waxes are found in structures such as the ear canal, providing lubrication and protection against foreign particles.
4. Steroids: Steroids are a class of lipids characterized by a four-ring structure. They have diverse roles in the body, including serving as signaling molecules and regulating various physiological processes. For example, cholesterol, a type of steroid, is a precursor for the synthesis of steroid hormones such as estrogen, testosterone, and cortisol. These hormones play essential roles in reproduction, development, and metabolism.
Overall, the four types of lipids - fats, phospholipids, waxes, and steroids - each have distinct functions and contribute to various biological processes in organisms.
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Aaron keeps texting throughout his study session. Why should he minimize such distractions?
Answer
He should because hell concentrate better and have good grades throughtout the school year
Explanation:
Answer:
to stay focused.
Which two main gases make up the atmosphere
Answer:
Nitrogen and Oxygen
Explanation:
HURRY DUE TODAY
The term for male and female reproductive structures found in separate flowers on the same plant is,
Group of answer choices
hermaphroditic
imperfect
monoecious
dioecious
Answer:
dioecious
Explanation:
The androecium is the sum of all the male reproductive organs, and the gynoecium is the sum of the female reproductive organs. If all four whorls are present, the flower is described as complete.
Choose the following true statement:
a)When cells are finished with their tasks, they work, they die, and are replaced by new cells
b)Once a cell is made, the body will not regenerate new ones.
c)There are limited amount of cells the body can produce
d)All cells will continuously multiply forever.
Answer:
D
Explanation:
because. when one cell dies another is replaced so it gos on forever and ever
Need help asap
In a breed of guinea pigs brown fur is dominant to white
fur and long fur is dominant to short fur as shown.
Guinea Pig Fur Color & Fur Length
B= Brown L= Long
b= White I=Short
If both parents are heterozygous for both fur color and
length, what is the probability of an offspring with long,
white fur?
о 1/8
O 3/16
O 1/2
O 3/4
Answer: 3/16
Explanation: If you cross a heterozygous parent with a heterozygous parent, you will always get a 9:3:3:1 ratio. If you draw a punnet square, you will see that there is 3 off springs that will have the phenotype of white fur and long.
The action force in the cell is:
Answer:
The push of the first object on the 2nd object. friction.