If two identical fragments of DNA are cut with the same restriction enzyme and then loaded into separate
wells in a gel for electrophoresis, would you expect the banding pattern to be the same or different? Explain
your answer.
Answers
If there are any differences in the DNA sequences, such as mutations or variations in the number of repeats, the banding pattern could be different.
If two identical fragments of DNA are cut with the same restriction enzyme and loaded into separate wells in a gel for electrophoresis, the banding pattern should be the same. This is because the restriction enzyme cuts the DNA at specific sites, creating fragments of the same size and sequence. The electrophoresis process separates these fragments based on their size, and since the fragments are identical, they should migrate at the same rate and produce the same banding pattern.
However, if there are any differences in the DNA sequences, such as mutations or variations in the number of repeats, the banding pattern could be different.
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Related Questions
Draw one moving object of your choice
Answers
Answer: butterfly
Explanation:
Large teeth is a dominant trait in piranhas. Which of the following shows the
correct probability of offspring traits if a heterozygous male and female were to
mate?
Answers
Answer:
You didn't include the following
however 2 heterozygotes
build a punnett square which is a just a box with the alleles contributing from each parent one on the top and one on the side
A a
A AA Aa
a Aa aa
That is what would happen so 25% chance of AA and 25% of aa and 50% chance of a heterozygote
Brainly won't allow the h o m o zygote to be included as an answer
Explanation:
4. During which period did the first modern birds appear? Estimate the date in millions of years (Ma).
Answers
Answer:
Cretaceous period
Explanation:
Fossil records suggest that modern birds originated 60 million years ago, after the end of the Cretaceous period about 65 million years ago when dinosaurs died off
A triglyceride is a type of lipid that stores energy for the body. What aspect of a triglyceride molecule's structure helps it fulfill this role?
OA. Its highly branched structure helps the molecule spread its carbon bonds over a large area.
OB. It contains two hydrocarbon chains that repel water and a phosphate group that attracts water.
OC. It contains many phosphate groups, five-carbon sugars, and nitrogen-containing bases in a long chain.
OD. Its unbranched structure helps the molecule pack many chemical bonds into a compact space.
Answers
Answer: D. Its unbranched structure helps the molecule pack many chemical bonds into a compact space.
Explanation: A triglyceride molecule consists of three fatty acid chains that are each attached to a glycerol molecule. The fatty acid chains are long, unbranched hydrocarbon chains that are nonpolar and insoluble in water. The three fatty acid chains are joined to the glycerol molecule by ester bonds, which are high-energy bonds that can be broken to release energy when needed. The unbranched structure of the fatty acid chains allows them to pack tightly together, which increases the number of chemical bonds that can be stored in a small space. This compact packing of chemical bonds is what makes triglycerides an efficient way to store large amounts of energy in a small space.
How did the coastal subspecies and forest subspecies adapt differently to their new environments as they migrated south?
Answers
The subspecies may adapt differentially to their new environments as they migrated to the South by descising themselves. They can evolve new traits sometimes. The pathways of migration have a huge impact on this.
what are three ways that substances can be described?
Answers
Answer:
chemical name, for example, benzene;
number, for example, EC number 200-753-7, and.
chemical composition, for example, >99 % benzene and <1 % toluene. The composition is determined by chemical analysis.
Explanation:
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How do environmental signals, like light influence the distribution of auxin in a plant? A. By increasing the concentration of auxin B. By destroying the auxin C. By causing auxin to migrate in to the shaded portion D. By decreasing the cells sensitivity the auxin
Answers
Answer:
C. By causing auxin to migrate in to the shaded portion
Explanation:
Auxin is the most important plant hormone involved in the apical growth of plant parts. Auxin is evenly distributed in a plant with a normal light condition, however, when a particular part of a plant is exposed to sunlight, that illuminated part contains less auxin. The hormone is transported to the shady part of the plant via diffusion.
This causes more auxin to be present in the shady part than the illuminated part, hence, the shady part experiences a faster and elongated growth. This elongated growth in the shaded portion of the plant causes it to grow towards the direction of the light, a process called PHOTOTROPISM.
A cheetah is sleeping in the shade, its cells are producing
through the process of ; to keep its heart pumping, and lungs
working. *
Answers
Answer:
juj te limos polca mas de parte
Explanation:
4. Stage II in the diagram most correctly represents
A denatured enzyme
An inorganic catalyst
An enzyme-substrate complex
A vitamin
Answers
Stage II in the diagram most correctly represents an enzyme-substrate complex. Thus, the correct option for this question is C.
What are Enzymes?Enzymes may be defined as biocatalysts that significantly increase the rate of chemical reactions without themselves being consumed or changed in the overall process. Virtually, it is thought that all cellular reactions and processes are mediated by enzymes.
The structure represented by the purple color is the enzyme while the component of the red color is known as the substrate. So, in stage II, both enzyme and substrate significantly fit into one another like lock and key. So, this stage in the diagram most correctly represents an enzyme-substrate complex.
Therefore, the correct option for this question is C.
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2. Natural selection is an example of a mechanism of
evolution. Does this mechanism produce a change in
individuals or populations? Explain!
Answers
Answer:
Populations
Explanation:
It cannot change individuals. This is because it happens over many generations. E.g. Peppered moths camouflage with bark. Black moths do not, so they are easily seen by predators. The black moths are eaten because they do not have a desirable trait for survival. The black moths cannot then pass on the trait for black wings to their offspring. However, the peppered moths can pass on their trait for peppered wings to their offspring. Overtime, the population of black moths will decrease and most of the population will have peppered wings. The trait for peppered moths will be present even after many generations and black moths will be rare.
Which organisms are omnivores in this food web?
A.whirliging beetle
B. water Cricket
C.backswimmer
D. rotifer
Answers
Answer:
A. Whirliging beetle
B. Water Cricket
C. Backswimmer
Explanation:
An omnivore is an organism that eats both plants and animals, including both animal and plant-based foods. Omnivores are able to adapt to their environment and adjust their diets to consume whatever food sources are available. Omnivores are found in a variety of habitats, from the land to the sea.
A variation that makes a gene different in some way from other genes for the same characteristics is a(n) _____.
Answers
From what we know, we can confirm that a variation that makes a gene different in some way from other genes for the same characteristics is called a mutation.
What is a mutation?All genes in an organism are coded through a series of nucleotides. Each gene has its own sequence of nucleotides that make it unique. A mutation is a change in this nucleotide sequence caused by either external forces such as UV light, or internal errors.
Therefore, given the definition described, we can confirm that a variation that makes a gene different in some way from other genes for the same characteristics is called a mutation.
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Describe functions of the stomach
Where are most nutrients absorbed
What role do villi play in absorption
How do bacteria in the large intestine help keep us healthy
Describe two diseases of the digestive system
Answers
Explanation:
A. Small intestine
B. Digestion
C. Because of the fluid present in our stomach.
Need help with this pls
Answers
Answer:
I can't see it it's blurry
Explanation:
Picture of the cell
Bones grow in length via osteoclast activity at both the periosteum and endosteum in order to
a conserve energy and mineral resources.
b maintain shape and articulation.
c allow for simultaneous growth in diameter.
d all of these.
Answers
Bones grow in length via osteoclast activity at both the periosteum and endosteum in order to **maintain shape and articulation**, **allow for simultaneous growth in diameter**, and **conserve energy and mineral resources**.
Osteoclasts are responsible for bone resorption, which is a critical part of bone remodeling. By removing old or damaged bone tissue, osteoclasts make room for new bone formation, allowing bones to grow in length. This process helps maintain the shape and articulation of the bone, ensuring proper alignment and function.
Additionally, bone growth in length also involves the activity of osteoblasts, which deposit new bone tissue. This process occurs at both the periosteum (outer surface of the bone) and endosteum (inner surface of the bone). By growing in length, bones can accommodate the growth of other tissues and structures while maintaining their structural integrity.
Lastly, bone remodeling, including growth in length, helps conserve energy and mineral resources. By removing old bone tissue, the body can redirect those resources for other physiological needs. This efficient utilization of energy and minerals supports overall metabolic balance.
Therefore, the correct answer is **(d) all of these**.
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Which plant response would the owner manipulate to make sure each plant bloomed for the appropriate season?
Answers
The plant response that the owner would manipulate to ensure each plant blooms for the appropriate season is photoperiodism.
Photoperiodism is the process in which plants respond to changes in the length of day and night, which triggers different stages of growth and development. By manipulating the photoperiod of the plant, the owner can control when the plant blooms. For example, if the plant requires short day length to bloom, the owner can limit the amount of light exposure during the day by covering the plant or moving it indoors.
Conversely, if the plant requires long day length to bloom, the owner can provide additional light exposure to the plant by using artificial lights or moving it to a location with longer day length. By understanding the photoperiod requirements of each plant species, the owner can manipulate the day length to ensure that each plant blooms at the appropriate season. So therefore photoperiodism is the plant response that the owner would manipulate to ensure each plant blooms for the appropriate season.
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1. write out the balanced equation for photosynthesis. 2. which product would be radioactive if you began the reaction with radioactive oxygen in the water? does this reaction occur during the light dependent or light independent stages of photosynthesis? what part of the chloroplast does this reaction occur in?
Answers
The term "photosynthesis" refers to the entire chemical process.
The process of carbon assimilation, which involves the interaction of oxygen, water, carbon dioxide, light, and chlorophyll, as well as the application of external energy, produces carbohydrates.
The term "photosynthesis" refers to the entire chemical process.
According to Kamen and Ruben (1941), the general balanced reaction for photosynthesis is ,
6CO₂ + 6H₂O → C₆H₁₂O₆ + 6O₂ + 6H₂O
(Carbon dioxide), (Water), (Glucose), and (Oxygen) (Water)
The process through which solar energy is transformed into light and used to create carbohydrate molecules is known as photosynthesis.
In written form, the balanced reaction for photosynthesis is
Water + Carbon Dioxide + Glucose + Oxygen.
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During sexual reproduction, gametes fuse to form a zygote. Sometimes when gametes are formed
during meiosis, the chromosomes do not completely separate. When a gamete with an extra
chromosome fuses with another gamete to form a zygote, the result is usually a genetic disorder. This
occurrence is an example of which chromosome process?
A. Deletion
B.duplication
C.inversion
D.crossing over
Answers
In order to safely bring the fossilized remains of a yeti down the side of a snowy mountain, they are strapped to a sled - the combination of which weighs 972 N - then carefully lowered down the 19.8∘ incline. To ensure the fossil is not damaged, it is brought down the snowy slope at a constant 1.92 m/s Although the runners of the sled are smooth, they are not free of friction; the coefficient of kinetic friction between the runners and the snow is 0.107. Assuming the rope is kept taut and parallel to the incline, what must be the tension (in newtons) in it
Answers
The tension in the rope is calculated as 33.7 N.
Weight of sled and fossil, w = 972 N Inclination angle of slope, θ = 19.8°
Speed of sled, v = 1.92 m/s
Coefficient of kinetic friction between sled runners and snow, μ = 0.107
To find:
Tension in the rope, T The forces acting on the sled are the gravitational force (Fg), the normal force (Fn) and the force of friction (Ff). The normal force is perpendicular to the slope and equal to the component of the gravitational force perpendicular to the slope. The force of friction is parallel to the slope and opposite the direction of motion.
The net force acting on the sled is given by the expression:
F net = ma
Since the sled moves with constant velocity, a = 0.
Therefore, F net = 0. F net = Fg sinθ - Ff = 0⇒ Fg sinθ = Ff
Since the speed of sled is constant, work done by tension in the rope is equal to work done by frictional force.
Hence, T = Ff = μFn
Where F n = Fg cosθ = w cosθ
Putting all the values,
T = μw cos θ sinθ= sin 19.8°cos 19.8°= 0.3365T = 0.107 × 972 × 0.3365T = 33.7 N
The rope is 33.7 N. The given problem is related to the tension in the rope. The tension in the rope is calculated as 33.7 N.
To bring down the fossil safely down the slope, the tension in the rope is 33.7 N. The gravitational force is acting perpendicular to the slope and the force of friction is acting parallel to the slope. The normal force is the component of gravitational force acting perpendicular to the slope. The sled moves down the slope with a constant velocity. The force acting on the sled is equal and opposite to the force of tension in the rope. The force of friction is given by the expression,
Ff = μFn,
where Fn = Fg cosθ = w cosθ.
Therefore, the tension in the rope is calculated as 33.7 N.
To bring down the fossil safely down the slope, the tension in the rope must be 33.7 N.
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true or false , indigenous is another word for invasive
Answers
Answer:
False
Explanation:
Indiginous means native
Answer:
False
Explanation:
indigenous is the native people on the land.
Although vitamin A deficiency is a major public health problem in developing countries, vitamin A supplements are generally not advised for typical North Americans for several reasons. Check All That Apply Liver reserves of vitamin A for most North Americans are 3 to 5 times higher than that required to provide good health. Excess vitamin A can cause birth defects if taken during pregnancy. Liver toxicity can result from intakes of vitamin A as little as 3 times the Daily Value. Excessive vitamin A can lead to night blindness and xerophthalmia.
Answers
The correct answers are: Liver reserves of vitamin A for most North Americans are 3 to 5 times higher than that required to provide good health, and Excessive vitamin A can lead to night blindness and xerophthalmia.
North Americans should consult their doctor or dietitian to determine if they need additional vitamin A in their diet. Vitamin A is found in many foods, including, sweet potatoes, carrots, spinach, and pumpkin. North Americans can consume a healthy diet that includes these foods to meet their vitamin A requirements.
Additionally, pregnant women should be cautious about taking excessive amounts of vitamin A because it can cause birth defects if taken during pregnancy. Liver toxicity can also result from intakes of vitamin A as little as 3 times the Daily Value.
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one of the functions of articular cartilage is to separate the diaphysis and epiphysis.
T/F
Answers
True, one of the functions of articular cartilage is to separate the diaphysis and epiphysis.
Articular cartilage is a type of connective tissue that covers the ends of bones at joints. Its main function is to provide a smooth surface for the bones to move against each other. In addition, articular cartilage helps to distribute weight evenly across the joint, reducing stress and preventing damage to the bones. It also helps to absorb shock and reduce friction between the bones during movement. One of the important functions of articular cartilage is to separate the diaphysis (shaft) and epiphysis (end) of long bones, allowing for smooth and efficient movement.
Therefore, it is true that one of the functions of articular cartilage is to separate the diaphysis and epiphysis.
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The active effort needed to master, reduce, or tolerate the demands created by stress is known as __________. A. Pessimism B. Conscientiousness C. Optimism D. Coping.
Answers
The active effort needed to master, reduce, or tolerate the demands created by stress is known as Coping. Coping refers to the ways in which we deal with stress, problems, or distressing circumstances. Coping refers to the cognitive and behavioral techniques used to deal with stressful situations.
Coping refers to the ways in which we deal with stress, problems, or distressing circumstances. Coping refers to the cognitive and behavioral techniques used to deal with stressful situations. Coping methods may be beneficial or unhealthy, and they can vary depending on the person and the situation.
Stress is a psychological and physical response to a perceived or real threat. When people encounter a threat, their bodies naturally produce adrenaline, a hormone that prepares them for “flight or fight.” This reaction may be beneficial in some circumstances, such as avoiding a car collision or meeting a deadline at work, but it can be detrimental if prolonged or frequent. Stress can cause a variety of physical and psychological symptoms, including anxiety, depression, insomnia, and headaches.
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Some neurons release neurotransmitter which affects neighboring cells, as well as themselves. this is an example of what type of signaling? choose any that apply.
Answers
A chemical secreted by one cell interacts with target cells nearby in paracrine signalling. The way neurotransmitters move signals between nerve cells at a synapse serves as an illustration.
After being produced, where are neurotransmitters kept?The terminal produces and stores small molecule neurotransmitters for quick release. Because they must be carried from the cell body to the terminal after being generated there, neuropeptides may release more slowly.
Small "packages" called vesicles are used to hold neurotransmitter molecules (see the picture on the right). When the vesicles containing neurotransmitters "fuse" with the membrane of the axon terminal, the neurotransmitter is released from the axon terminal and spills into the synaptic cleft
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What are the structures and functions of a chloroplast?
Answers
Answer:
Chloroplast has a structure called chlorophyll which functions by trapping the solar energy and is used for the synthesis of food in all green plants. Produces NADPH and molecular oxygen (O2) by photolysis of water. Produces ATP – Adenosine triphosphate by the process of photosynthesis.
The grana, stroma, inner membrane, and outer membrane make up the chloroplast, a kind of plastid.
What are the chloroplast's structural elements?Oval structures called chloroplasts have an inner and an outer membrane. The distance between the outer and inner membranes, known as the intermembrane gap, is 10–20 nm wide. The inner membrane's gap is filled by the stroma, a viscous liquid found inside chloroplasts.
What purposes do chloroplasts serve?Chloroplasts produce energy to support plant development and crop output through the processes of photosynthesis and oxygen release. As a result, active substances such amino acids, phytohormones, nucleotides, vitamins, lipids, and secondary metabolites are biosynthesized by chloroplasts.
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Select the correct answer.
Which organ connects the kidney to the urinary bladder?
A.
gallbladder
B.
rectum
C.
renal pelvis
D.
ureter
E.
urethra
Answers
58:25
Jasmine and Marcus are at the park, and Jasmine makes the following statements. Which of them is an inference?
The leaves are green.
The flowers are breathtaking.
The plant is producing oxygen.
The bush has thorns.
Next
Save and Exit
Submit
Mark this and retum
Answers
Answer:
The flowers are breathtaking.
Explanation:
The leaves are green is an observation. The plant producing oxygen is a scientific fact. The bush having thorns is also an observation.
On the other hand, the flowers being breathtaking is simply a matter of opinion. So, it is an inference.
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differentiate between larva of culex mosquito and that of anopheles mosquito on the basis of feeding habit
Answers
Answers in the image
Hope it helps!
Explanation:
•larva of culex mosquito is bottom feeder where is Lava of anopheles mosquito is surface feeder
• Culex mosquito respiratory siphon is long whereas a the anopheles mosquito respiratory siphon is short
•Culex mosquito form an angel inside water whereas anopheles mosquito remains of parallel with water surface
Question 1 of 5
Joaquin is doing an experiment with a ramp and a ball. He
wants to know how the slope of a ramp will affect the
speed of the ball when it reaches the end of the ramp.
Which step allows Joaquin to use his imagination in this experiment?
A. Identify the variables in the experiment.
B. Accurately record the results in a data table.
C. Decide which type of ball to use.
O D. Measure the angle between the ramp and the floor.
Answers
Answer:
Explanation:
The answe is c
The step that allows Joaquin to use his imagination in this experiment is to decide which type of ball to use. The correct option is C.
What is an experiment?An experiment is a process of constructing a result by using variables. The variables are manipulated and the effect of manipulation is observed in the result. Controls are frequently used in experimental designs to monitor system variability and look for error sources.
Joaquin is testing a ramp and a ball in his experiment. He is curious about how a ramp's slope will impact the ball's speed as it approaches the ramp's conclusion. Deciding first which type of ball should be used can help in imaging the effect of slope on the ball.
Thus, the correct option is C. Decide which type of ball to use.
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Students claim that DNA contains instructions for making all of the proteins in the body.
Which ,begin emphasis,three,end emphasis, pieces of evidence can the students use to support their claim?
Answer options with 5 options
A.
A sequence of three mRNA nucleotides codes for a specific amino acid.
B.
DNA and RNA nucleotides are made up of a phosphate unit, a sugar, and a base.
C.
The sequence of mRNA nucleotides codes for the sequence of amino acids in protein.
D.
The sequence of DNA nucleotides determines the sequence of mRNA nucleotides transcribed from it.
E.
A protein's function can more easily be determined from its structure than from its amino acid sequence.
Answers
Based on the genetics, the three pieces of evidence that supports the students claim are:
A sequence of three mRNA nucleotides codes for a specific amino acid.DNA and RNA nucleotides are made up of a phosphate unit, a sugar, and a base.The sequence of DNA nucleotides determines the sequence of mRNA nucleotides transcribed from it.Which three pieces of evidence can the students use to support their claim that DNA contains instructions for making all of the proteins in the body?DNA is a long sequence of nucleotides which contains genetic informationof individuals.
DNA is used ro make proteins.
DNA is transcribed to mRNA
mRNA is then translatedinto amino acids which are used to make proteins.
Therefore, the three pieces of evidence that supports the students claim are:
A sequence of three mRNA nucleotides codes for a specific amino acid.DNA and RNA nucleotides are made up of a phosphate unit, a sugar, and a base.The sequence of DNA nucleotides determines the sequence of mRNA nucleotides transcribed from it.Learn more about about DNA and RNA at: https://brainly.com/question/14194721