The products when a DNA molecule replicates are two molecules of DNA each made of a paired sequence of nucleotides. The correct option is B.
What is DNA replication?A double-stranded DNA molecule is copied to create two identical DNA molecules through the process of DNA replication.
Because every time a cell splits, the two new daughter cells must have the same genetic material, or DNA, as the parent cell, replication is a crucial process.
Before dividing, cells must copy their DNA. This promotes successful inheritance of genetic features by giving each daughter cell a copy of the genome.
The fundamental mechanism of DNA replication is similar across all organisms, making it a crucial operation.
Two DNA molecules, each consisting of a paired sequence of nucleotides, are produced when a DNA molecule duplicates.
Thus, the correct option is B.
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Please and thank you!
Answer:
A gene mutation
Explanation:
DNA nucleotide sequence is unique
Why do vertebrates have vertebrae instead of just having one long backbone?
Answer:
so we can move our back and be flexible
Explanation:
brainliest?
If the weather in Richmond, Virginia suddenly changed to very cold (snow on the
ground 8 months of each year) over the next few years, what change might possibly
occur in the squirrel population there?
A) Natural selection would cause a new genotype to appear in the population,
resulting in squirrels with white fur.
B) The cold weather would cause a mutation in squirrels which causes their fur
to be white.
C) Natural selection would not permit such climatic changes.
D) Evolution would definitely occur resulting in white squirrels.
E) If a mutation happened to occur which caused white fur to develop, such
white squirrels would have a better chance to survive and produce more
offspring with the characteristic.
Answer:
E) If a mutation happened to occur which caused white fur to develop, such
white squirrels would have a better chance to survive and produce more
offspring with the characteristic.
Explanation:
I really need help for homework Biology 102 ASAP and it's Due Mar 13, 2023 at 11:59 PM EST
Unit 5: Questions
3-1. sensitive and not sensitive.
3-2. allergies, rashes and skin cancer.
3-3. herpes, dermatitis and thrush.
3-4. dermatitis, herpes and acne, pineal, sweat and sebaceous.
3-5. location, persistence and severity.
3-6. herpes, adeno and papilloma, oral antibiotic, surgical removal and topical oinment.
The correct options for the skin are:
sensitiveskin cancerdermatitisacne; sebaceous severitypapilloma virus; surgical removal.What happens to the human skin?Human skin, perhaps because it is not covered in thick hair like the skin of other animals, is sensitive to trauma. Usually secondary to UV exposure, several types of skin cancer can threaten over-exposed skin.
Irritation from allergies and or chemicals can cause dermatitis, an inflammation of the skin that is often red and/or itchy.
Another skin disorder, most common during adolescence, is acne, resulting from increased bacterial growth, usually in areas of the body with a high concentration of sebaceous glands.
Over-the-counter and prescription drugs are used to treat breakouts, depending on their severity. Lasers and other heat devices are also used to kill the causative bacteria.
Warts, caused by the human papilloma virus, are small areas of skin proliferation. They are often treated with freezing or surgical removal.
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Complete question:
Complete each of the following statements regarding common skin disorders and their treatments by selecting the appropriate term from each dropdown list.
1. Human skin, perhaps because it is not covered in thick hair like the skin of other animals, is [(Click to select) to trauma.
2. Usually secondary to UV exposure, several types of [(Click to select) can threaten over-exposed skin.
3. Irritation from allergies and or chemicals can cause [(Click to select), an inflammation of the skin that is often red and/or itchy.
4. Another skin disorder, most common during adolescence, is (Click to select), resulting from increased bacterial growth, usually in areas of the body with a high concentration of [(Click to select) glands.
eBook
5. Over-the-counter and prescription drugs are used to treat breakouts, depending on their (Click to select). Lasers and other heat devices are also used to kill the causative bacteria.
6. Warts, caused by the human (Click to select) virus, are small areas of skin proliferation. They are often treated with freezing or
(Click to select)
3-1. sensitive and not sensitive.
3-2. allergies, rashes and skin cancer.
3-3. herpes, dermatitis and thrush.
3-4. dermatitis, herpes and acne, pineal, sweat and sebaceous.
3-5. location, persistence and severity.
3-6. herpes, adeno and papilloma, oral antibiotic, surgical removal and topical oinment.
Which of these choices best describes probability?
a comparison that shows the relationship between quantities
the most likely outcome of a given cross
how likely a given outcome will happen compared to all possible outcomes
a way to calculate exactly which allele an offspring will inherit from its parents
Answer: C: how likely a given outcome will happen compared to all possible outcomes
Explanation: Whenever we're unsure about the outcome of an event, we can talk about the probabilities of certain outcomes—how likely they are. The analysis of events governed by probability is called statistics.
(if I got my answer wrong please let me know by commenting so I can fix it)
How did the scientists show that organisms and Earth changed over time?
How does antibodies act on the invading pathogen
who is the longest living person on earth
Answer: Kane Tanaka HTH
Explanation:
Answer:
Kane Tanaka
Explanation:
The oldest person ever to have lived is Jeanne Calment (France), who lived to be 122 years and 164 days, and the oldest man ever is Jiroemon Kimura (Japan), who was born on 19 April 1897 and passed away aged at the age of 116 years and 54 days on 12 June 2013. The oldest person living is Kane Tanaka
Imagine the Earth takes longer to complete one revolution. How would that affect a solar day? A sidereal day?
Answer:
Sidereal time is time kept with respect to the distant stars.
A solar day lasts from when the Sun is on the meridian at a point on Earth until it is next on the meridian. A solar day is exactly 24 hours (of solar time). Because of the Earth's revolution, a solar day is slightly longer than a sidereal day. In every day life, we use solar time.
IF A RED BIRD EATS IN A SPACE OF 500 FT AND A BLUE BIRD HUNTS WITHIN THIS 500 FT, BUT ONLY IN A SQUARE OF 100FT, WHAT MIGHT HAPPEN TO THE BLUE BIRDS POPULATION. IF THE RED BIRD EATS THE BERRIES IN THE 100FT SPACE.
Answer: They will die
Explanation: they will have no food to eat to keep them alive
Differentiate between first and second order consumers?
Explanation:
The difference between first and second consumer are,
The first consumer are autotrophic in nature but second consumers are heterotrophic in nature.The first consumer are mostly plants and second consumers are mostly animals.The first consumer are called producers and second consumer are called herbivores.hope it helps..
Using the following data, calculate the
population growth rate for Zambia:
CBR= 2.9%, Immigration = 1%,
CDR = 2.1%, Emigration = 1%
(Portions of the numeric data are factual.)
HINT: (CBR + Immigration) - (CDR + Emigration) = Population Growth Rate
A. 82%
C. -0.00802%
B. 0.8%
D. 8.025%
Population growth rate for Zambia is 0.8 % when CBR= 2.9%, Immigration = 1%,CDR = 2.1%, Emigration = 1% are as given above.
What is CBR?The crude birth rate is the number of live births per 1,000 of the population at the midyear census. long explanation The crude birth rate is the number of live births per 1,000 of the expected population at the midyear mark.
Given data;
CBR= 2.9%, Immigration = 1%,
CDR = 2.1%, Emigration = 1%
Now to find the Population Growth Rate use the given formula;
(CBR + Immigration) - (CDR + Emigration) = Population Growth Rate
Population Growth Rate= (CBR + Immigration) - (CDR + Emigration)
the current population of Zambia =18.92 million
now
CBR= 2.9% of 18.92 million=548680
CDR = 2.1% of 18.92 million=397320
Immigration = 1% of 18.92 million=189200
Emigration = 1% of 18.92 million=189200
now putting the values on eq.
Population Growth Rate= (CBR + Immigration) - (CDR + Emigration)
Population Growth Rate= (548680 +189200)-(397320 + 189200 )
Population Growth Rate=151360 *100/18.92 million
Population Growth Rate=0.8%
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Describe a way you can help reduce the amount of nitrates flow-
ing into the Chesapeake Bay.
Answer: Planting cover crops there are many but this is the point and examples.
Explanation: Examples:
1. Implementing nutrient management and conservation plans;
2. Fencing animals out of streams;
Installing and maintaining grassed or forested buffer strips along farm fields.
Answer: Planting cover crops there are many but this is the point and examples.
Explanation: Examples:
1. Implementing nutrient management and conservation plans;
2. Fencing animals out of streams;
Installing and maintaining grassed or forested buffer strips along farm fields.
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ents
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12
Discussion Post 7 A*
This discussion post is a 1 part assignment:
Part 1 (100% of your grade)
The respiratory therapist (RT) is called to the surgical ward to see a 54-year-old
patient who underwent abdominal surgery 2 days earlier. The patient is
currently afebrile, alert, and oriented but complains of dyspnea. Your bedside
assessment results include a resting respiratory rate of 34 breaths per minute,
shallow breathing, and a heart rate of 110 beats per minute. The patient is 5
feet tall and weighs approximately 185 lbs. Auscultation reveals diminished
breath sounds in the bases and fine, late inspiratory crackles. While
interviewing the patient, you discover that the patient's dyspnea increased
over the last 12 hours and worsens upon exertion. The rest of the exam is
normal.
.
.
due May 3
What is the most likely cause of this patient's dyspnea?
How would you treat this patient/ What would you recommend to the
doctor?
Based on the given scenario, the most likely cause of the patient's dyspnea is atelectasis, which is the partial or complete collapse of the lung tissue.
This is suggested by the patient's shallow breathing, diminished breath sounds in the bases, and fine, late inspiratory crackles. The fact that the patient's dyspnea has increased over the last 12 hours and worsens upon exertion further supports this diagnosis.
To treat this patient, it is important to identify the underlying cause of the atelectasis, which could be due to post-operative pain, anesthesia, or decreased mobility. Treatment options could include incentive spirometry, chest physiotherapy, bronchodilators, and early mobilization. Oxygen therapy may also be necessary if the patient's oxygen saturation levels are low. It is important to involve the patient's physician in the treatment plan to ensure appropriate care.
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True or false. Since there aren’t enough resources to support all the offspring, individuals have to complete.
Answer:
True.
Explanation:
If the offspring does not have enough resources they will have to compete for survival.
They will have to compete for the resources.
Hope this is correct, have a great day.
which vitamin helps in DNA Synthesis?
Answer:
Vitamin B12
Explanation:
You are working with yeast cells, and you discover an inhibitor of one of the enzymes necessary
to convert pyruvate to ethanol. If you added this inhibitor to the yeast you are growing in an
open petri dish, what would happen?
O Adding this inhibitor would likely cause an increase ATP production from cells
O Adding this inhibitor would likely cause a decrease in the production of metabolic water
O Adding this inhibitor would likely cause an increase oxygen usage by the cell
O All substrate-level phosphorylation would stop in the yeast, though chemiosmosis would still
occur
More than one of the above is possible
O None of the above
Adding the inhibitor to the yeast cells in the petri dish would likely cause an increase oxygen usage by the cell.
HOW DO YEAST RESPIRE?
Yeast are unicellular organisms that belong to the kingdom Fungi. Yeasts are capable of respiring anaerobically i.e. can respire without oxygen. Yeast can, however, respire both aerobically and anaerobically. Yeast undergoes an anaerobic respiration called FERMENTATION, which is used to produce ethanol (alcohol) from pyruvate (product of glycolysis). If a substance that inhibits the conversion of pyruvate to ethanol is added to yeast cells growing in a petri dish, the process of fermentation will be inhibited. Hence, the yeast cells will have to switch to aerobic respiration and make use of oxygen.Therefore, adding the inhibitor to the yeast cells in the petri dish would likely cause an increase oxygen usage by the cell.
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Hemoglobin is the protein that transports oxygen in mammals. Different species of mammals have slightly different forms of hemoglobin. One form of hemoglobin is 0.324% Fe by mass, and each hemoglobin molecule contains four iron atoms. Calculate the molar mass of this form of hemoglobin. Make sure to include units of g/mol. Enter your answer in Scientific notation with three significant figures. The Scientific notation for 2 x 10-4 would be written as 2E-4.
Answer:
The correct answer is - 6.8950.61 gm per mole
Explanation:
Given:
One form of hemoglobin is 0.324% Fe by mass
1 hemoglobin = 4 Fe
Solution:
Molar Mass of iron = 55.85
mass of 4 iron atom = 55.85 * 4 = 223.4 gms
0.324 % correspond to 223.4 gms
100 % correspond to = 223.4 *100/0.324
= 68950.61 gm
MM of haemoglobin = 68950.61 gms = 6.8 E4 gms
Which type of mountain is formed due to the collision of two different kinds
of plates
Answer: erosin
Explanation:
Sometimes patients with Dementia experience the inability to complete tasks.
Simple tasks such as getting dressed, brushing teeth, and eating become
overwhelming. This inability to perform familiar tasks is?
Forgetfulness
Agnosia
Apraxia
Delusions
Apraxia is the inability to carry out routine duties as they are explained in the context.
A neurological illness known as apraxia is characterised by the loss or impairment of the capacity to carry out or execute skilled or deliberate motions, even though the affected person is physically capable of doing so.
Apraxia in dementia patients might show itself as trouble with once-routine and familiar daily tasks like dressing, grooming, or eating. In contrast to other cognitive symptoms of dementia such as forgetfulness, agnosia (loss of sensory perception), and delusions, which are not explicitly connected to the inability to perform tasks, apraxia is separate from these symptoms.
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I NEED HELP! I DON'T UNDERSTAND THIS QUESTION!
There are three different ways in which the Earth's orbit changes through time. What combination of orbital parameters would be most likely to start an ice age? (Hint: Ice ages require cool northern summers.)
Answer:
So you need to understand that the earth's orbit does change with time consisting of eccentricity.
Eccentricity is the deviation from circularity.
This leads to an axial tilt and precession.
The precession for your understanding is the motion of the axis of a spinning body....so consider a tabletop spinner as an example.
All of this together creates solar radiation that reaches the earth's surface. This cycle is the Milankovitch cycle which describes the total effects of changes in the Earth's movements on its climate over the years we have had.
SO, when the earth is titled toward the northern hemisphere.... we can say that winter and a summer solstice will concur with aphelion and perihelion.
To understand what that means you need to know that....
Perihelion - [This is the point closest to the sun in the path of a body that orbits such as a planet].
Aphelion - [This is the opposite of Aphelion. Meaning it is the furthest.]
These are the required parameters for an ice age. Although unlikely, this is what would be required.
Mark this and return
How is energy related to the change of state
represented by the model?
O Atoms gain energy as a gas changes to a solid.
Atoms gain energy as a gas changes to a liquid.
Atoms lose energy as a gas changes to a solid.
Atoms lose energy as a gas changes to a liquid.
The energy is related to the change of state represented by the model by: D. Atoms lose energy as a gas changes to a liquid.
What is Atoms?A model of the transition from a gas to a liquid is shown in the accompanying image. It demonstrates how atoms or molecules change from being widely scattered as in a gas to being concentrated as in a liquid.
The atoms in this process move from a higher-energy state to a lower-energy state releasing or losing energy in the process. The most common kind of energy loss is heat.
Therefore the correct option is d.
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a fever is a sign that....
Answer:
its a sign of your body's natural fight against an affection
Explanation:
hope this helps:)
5. Viruses are capable of maintaining homeostasisOFalseTrue
False. Viruses are not capable of maintaining homeostasis.
Homeostasis is the self-regulating process by which any organism tends to maintain stability along with adjusting to conditions that are best for its survival. Viruses are microscopic infectious agents consisting of a segment of nucleic acid (either DNA or RNA) surrounded by a protein coat. It cannot replicate alone and needs a host cell. Viruses have no means to control their internal environment. They also do not have organelles. They are incapable of carrying out metabolic processes. Hence, viruses are not capable of maintaining their homeostasis.
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In the summer of 1988, the Yellowstone National Park region experienced one of the worst wildfires in the park’s history; approximately 36 percent of the national park was burned. Wildfires are common in this area. Many smaller fires have been recorded over time. Plants in the Yellowstone region have adapted to these conditions. A species of pine tree commonly found there only releases seeds from its cones when exposed to the intense heat of a fire. Other trees and shrubs, such as aspen, willow, and sagebrush, are also found in this area. When these trees burned, vast open spaces were left in the forest. The Yellowstone region is also home to many animals, including elk, bison, black bear, moose, deer, and birds, all of which were affected by the fire. After the drought and wildfire of 1988, the greater Yellowstone region experienced normal amounts of rainfall for the next 12 years. a. Construct an argument that tells how the wildfire of 1988 affected the populations of birds and animals in the Yellowstone region. Support your answer with evidence.
Answer:
Explanation:
The wildfire of 1988 in the Yellowstone National Park region likely had a significant impact on the populations of birds and animals in the area.
One possible effect is that the fire may have directly killed some individuals of these species. Wildfires can be deadly for animals, especially those that are unable to escape the flames or that become trapped in areas with limited resources. In the Yellowstone region, many animals, including elk, bison, black bear, moose, and deer, were likely affected by the fire in this way.
Additionally, the wildfire may have disrupted the habitats of these animals, making it difficult for them to find food and shelter. The fire destroyed much of the vegetation in the area, including trees and shrubs that provide important resources for animals. This could have led to a decline in the populations of some species, especially those that depend on these resources for survival.
Furthermore, the wildfire may have affected the populations of birds in the Yellowstone region by destroying their nesting sites and food sources. Many birds, such as woodpeckers and chickadees, rely on trees and shrubs for nesting and foraging. The loss of these habitats due to the fire could have had a negative impact on the populations of these birds.
Overall, the wildfire of 1988 likely had a significant impact on the populations of birds and animals in the Yellowstone region, both directly and indirectly. The evidence suggests that the fire may have caused direct mortality and habitat disruption, leading to declines in the populations of these species
A rock can be defined by its texture and composition true or false
Answer:true
Explanation:im good with rocks
How come a person can only increase his/her oxygen levels in the body by only three to five percent when hyperventilating?
Answer:
Hyperventilating can only increase a person's oxygen levels in the body by only three to five percent because the body has a natural mechanism to regulate the levels of oxygen and carbon dioxide in the blood. When a person hyperventilates, they exhale more carbon dioxide than they inhale, which leads to a decrease in carbon dioxide in the blood. This decrease in carbon dioxide causes the blood vessels to constrict, which reduces the amount of oxygen that can be delivered to the body's tissues. This is why hyperventilating can only increase a person's oxygen levels in the body by a small amount.
Residual parent material refers to the *weathered rock* and *soil* that remains in its place of origin, while *transported parent material* is material that has been carried and deposited by natural agents such as water, wind, or glaciers.
The impact of these different types of parent material on *soil formation* can be significant. Residual parent material tends to contribute to the formation of soils with characteristics similar to the parent rock. The weathering process breaks down the rock into smaller particles, allowing for the development of soil horizons and the release of minerals that influence soil fertility. In contrast, transported parent material can introduce a diverse range of materials to a given area, leading to variations in soil composition, texture, and fertility. The transportation process can mix different types of sediment, resulting in the formation of heterogeneous soils with varying properties.
Residual parent material is the rock and soil that is still located in its original location and is weathered. Transported parent material is material that is carried and deposited by natural agents such as water, wind, or glaciers. The effect of these different types of parent material on soil formation can be significant.
Residual parent material usually contributes to the development of soils with qualities similar to the parent rock. The breakdown of rock into smaller particles through weathering enables the formation of soil horizons and the release of minerals that influence soil fertility.
The physical and chemical characteristics of soils derived from this form of parent material are often similar and homogeneous, allowing for predictable fertility and properties. Transported parent material, on the other hand, can introduce a diverse range of materials to a given area, resulting in variations in soil composition, texture, and fertility.
The transportation process can blend different types of sediment, resulting in the formation of heterogeneous soils with different characteristics. Transported parent material can also be exposed to weathering processes, altering its original composition and resulting in soils with varying degrees of fertility.
While transported parent material can increase the diversity of soil properties in an area, it can also make it difficult to predict soil characteristics, particularly in areas where different types of sediment have been deposited. The relationship between parent material and soil development is complex, with both the initial characteristics of the material and the surrounding environment influencing soil properties.
In general, residual parent material contributes to the development of homogeneous soils with predictable properties, while transported parent material can result in more diverse and heterogeneous soils.
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Would the crater size for an impact crater change if it was dropped from 6 meters (18 ft)? Why or why not?
Answer:
yes it would change
Explanation:
lots of factors can contribute like acceleration distance and resistance.
Which of the following organisms do not produce spores
a) evergreens
b) moss
c) bryophytes
d) ferns
e) fungi
Answer:
The following organism that does not produce spores is the evergreens.