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Related Questions
If a sperm containing 46 chromosomes fused with an egg
containing 46 chromosomes, how many chromosomes would
the resulting fertilized egg contain?
Do you think this would create any problems in the developing
embryo?
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Answer:
Explanation: yes would cause problems with the embryo because a sperm and egg have 23 chromosomes each half mom half dad.
The sperm cell and the egg cell contain 46 chromosomes each, 46 + 46 = 92; a developing embryo would not survive if it contained 92 chromosomes.
What is fertilization?This process results in the restoration of the diploid state, the formation of a zygote through the process of egg activation, and the beginning of a series of mitotic divisions that leads to cell differentiation and embryo development.
When a sperm and a female act during sexual contact, an egg is created and implanted in the female's uterus, resulting in fertilization. The sperm enters the fallopian tube, passes through the ovum's zona pellucida layer, and fuses with the egg to create the zygote (fertilized egg).
Therefore, 46 chromosomes are found in each sperm and egg cell, for a total of 92 chromosomes. An embryo would not survive if it had 92 chromosomes.
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One species may live in close association with another species . If these organisms share resources this arrangement is called symbiosis . Symbiosis in which both species benef from the association is called mutualism . If the association is beneficial to one species but neither benehts nor harms the other, it is called commensalism . If one species benefits at th expense of the other then the relationship is called parasitism. An eel that attaches to the skin of a shark and feeds on its blood is an example of
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50 POINTS 4. The age of the Canyon Diablo meteorite was determined by
A) carbon-14
B) uranium-235
C) hydrogen-3
D) potassium-40
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Answer:
The answer is uranium have an awesome day!
PLEASE ITS URGENT!!!!!!!
1. Which of the following data are necessary to calculate population growth? (Choose all that apply)
1) growth rate
2)carrying capacity
3)birth rate
4)death rate
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The following data are necessary to calculate population growth is the birth rate and the death rate.
How to explain population growth?
A population grows when there are more births than deaths, and also when there is a greater flow of immigration than emigration of people. Population growth refers to the increase in the number of individuals in a specific population.
In this case, population growth is the direct relationship between people who were born and who died, the population grows when the number of individuals being born is greater than the number of deaths and when the opposite occurs, growth declines.
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Answer:
carrying capacity, birth rate, death rate
Explanation:
I took the quiz.
1. How does pollution affect ecosystems? I
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Carmen conducted an experiment to determine if listening to different types of music would affect a person’s pulse. Her hypothesis was that pulse rate would change with different types of music. Each person listened to seven different selections of music for 30 seconds each. Each person’s pulse was taken before the music and then after each 30-second interval of music. The pulses were taken again after the music selections were completed. Based on her experiment, Carmen concluded that a person’s pulse rate changed when the person listened to different types of music
What can Carmen do to make her experiment more reliable?
A. add another variable to test
B. repeat the experiment several times
C. decrease the amount of time the test subjects are exposed to the music
D. putting each test subject in a different location while they listen to the music
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Anna is a wildlife photographer. She wants to photograph woodpeckers, snowy owls, and hawks. In which biome can Anna find these birds?
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Anna can find woodpeckers, snowy owls, and hawks in the boreal forest biome.
The boreal forest biome is characterized by its vast stretches of dense, evergreen forests that span across the northern hemisphere. This biome is also known as the taiga, and it is home to a wide variety of bird species, including woodpeckers, snowy owls, and hawks.
Woodpeckers are found in boreal forests due to the abundance of trees, which provide them with habitat for nesting and feeding. The snowy owl is also commonly found in the boreal forest, where it preys on small rodents such as lemmings. Hawks are also known to reside in the boreal forest, where they hunt for small mammals, birds, and insects.
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Which of the following are outcomes due to the creation of synthetic fertilizers?
More food waste
Decreased food production
Less runoff pollution
Poor quality produce
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Answer:
Poor quality produce
Explanation:
Because synthetic fertilizers are man-made,It has higher levels of Nitrogen and phosphorus which causes weak bones, increased diseases of heart and stroke tendency,hence poor quality products when compared with natural fertilizers
Which spheres would feel volcanic eruptions and earthquakes?
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Answer:
All spheres feel the effect of a volcanic eruption and earthquake
Explanation:
The spheres considered include the lithosphere, biosphere, atmosphere, hydrosphere and anthroposphere. Volcanic eruptions result from the movement of molten magma from below the earth crust either gently or in an explosive form while earthquakes are caused by the seismic movement of waves in the earth crust resulting in intense shaking. The lithosphere is where both the volcanic eruption and earthquake are triggered. This usually results in damage to the earth crust and damage the surface of the earth crust as well called the mantle. The biosphere made up of plant and animals is usually destroyed by both earthquakes and volcanic eruptions due to being swallowed up below the ground as well as the release of toxic gases from below that can affect their chances of survival. The atmosphere made up of the gases in and around the clouds and air we breathe become polluted, visibility becomes impaired and life unbearable as a result of volcanic eruptions and earthquakes. The hydrosphere made up of water body is seriously affected as pollutants such as toxic substances from the magma and even waste are brought to the surface to contaminate our source of livelihood and survival which is water. Pollutants in the air are also washed into water bodies when it rains. The anthroposphere made up of humans and their activities on the earth surface are severely impacted by volcanic eruption and earthquakes. Scenes of building collapse, molten magma killing humans and destroying buildings will be too much to bear. There will be no food as agriculture will be severely impacted hence making human survival nearly impossible.
impact of raising dairy calf in dairy development
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Dairy calf do play a key role in the process of dairy development.
What is dairy development?Raising dairy calves in dairy development has the following impacts:
Increases dairy production: Raising healthy calves leads to a larger and more productive dairy herd.
Improves genetics: By carefully selecting breeding stock and raising replacement heifers, dairy farmers can improve the genetics of their herd over time.
Supports sustainability: A well-managed calf-raising program can reduce the need for purchased replacement animals, reducing the environmental impact of the dairy industry.
Enhances economic viability: Raising calves for replacement animals on the farm can reduce the cost of purchasing outside animals, contributing to the overall financial stability of the dairy operation.
Supports animal welfare: Proper care of dairy calves helps to ensure their health and wellbeing, supporting animal welfare principles.
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A shared standard of acceptable behavior is.
A) a social trap
B) discrimination
C) the just world phenomenon
D) a social norm
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Answer:
D) a social norm
Cellular respiration ________. Group of answer choices releases carbon dioxide and water results in a net consumption of energy involves a net consumption of water represents a decrease in entropy requires the green pigment chlorophyll
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Answer:
Cellular respiration releases C02 and water. This process leads to production of energy as ATPs. The objective is to extract the energy trapped in glucose and other metabolites. It begins in the cytoplasm and ends in the mitochondrial of cells. Since it involves liberation of energy as a spontaneous reaction, it has a positive entropy. It does not involves the use of Chlorophyll.
C02 and water as byproducts are given out during Kreb'scycle.
Explanation:
when the total number of gas molecules in solution remains constant, the solution is in
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When the total number of gas molecules in a solution remains constant, the solution is in a state of dynamic equilibrium. In this state, the rate of gas molecules leaving the solution is equal to the rate of gas molecules entering the solution, resulting in a stable concentration of gas in the solution.
Dynamic equilibrium occurs when a balance is reached between the physical processes of evaporation and condensation.
At the molecular level, gas molecules are constantly moving and colliding with the liquid surface.
Some gas molecules gain enough energy to escape from the liquid phase and enter the gas phase, while some gas molecules in the gas phase collide with the liquid surface and reenter the liquid phase.
The establishment of dynamic equilibrium depends on factors such as temperature, pressure, and the nature of the solvent and solute. These factors influence the vapor pressure of the gas and its solubility in the solvent.
When equilibrium is reached, the concentration of gas molecules in the solution remains constant over time, as the rates of evaporation and condensation become equal.
Overall, dynamic equilibrium is a state of balance in which the solution maintains a constant concentration of gas molecules, even though individual molecules are constantly moving between the gas and liquid phases.
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Which is a biotic factor?
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Answer:
a living organism that shapes its environment
Explanation:
hope this helps
The "slash and burn" method of agriculture refers to the process of cutting and
burning forests in order to provide land for herding cattle or farming. This practice is
used most commonly in developing nations where populations use the land for
farming in order to survive. The "slash and burn" process has major ecological
consequences because it...
O Prevents natural medications in the area from being discovered that could one day save lives
O Blocks out sunlight for several weeks with all of the smoke in the sky
O Increases the human population in the surrounding area
O Contributes to global warming as it adds carbon dioxide to the atmosphere
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Answer:I think it’s “contributes to global warming as it adds carbon dioxide to the atmosphere”
3. A female patient is admitted to the emergency department from a nursing facility. The patient has senile
dementia and is unable to provide any verbal medical history. Based on a copy of the patient's record that
accompanied her, she has a history of breast cancer, hypertension, diabetes mellitus, and chronic renal
insuficiency. The patient had a right mastectomy five years prior. The patient is seen due to abnormal lab
the patient is found to need insulin to control her diabetes. The patient's creatinine level is elevated at 2.6
the believe in chaly high blood glucose levels. She is admitted for further workup and treatment. After testine,
(Normal range is 0.55–1.02.) Discharge diagnoses include senile dementia, diabetes mellitus, and chronic renal insufficiency. The patient is transferred to the nursing facility with orders for the administration of insulin to control her diabetes mellitus
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Answer:
-0.47 hope this helps you:)*
Location One: Select two events that you predict will be observed. If I explore two continental plates at a convergent boundary, then I will observe: __________________________
A. earthquakes
B. faults
C. ocean formation
D. mountains
E. volcanoes
F. island chains
G. seafloor spreading
please pick two! ^^
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Answer: Volcanoes and earthquakes
Explanation:
Which of the following refers to the process of hydrolysis?
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Answer:
In hydrolysis, a molecule of water is released when two molecules are joined together.
Explanation:
At a molecular level, does plasma have more or less energy than other states of matter?
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PLEASE HELP WILL MARK BRAINLEST!
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Answer:
it is B
Explanation:
A car starts from rest and gains a velocity of 20 m/s in 10 s. Calculate acceleration and average velocity.
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The acceleration of the car is 2 m/s².
The average velocity of the car is 2 m/s.
How to calculate acceleration ?The equation acceleration = (final velocity - beginning velocity) / time can be used.
Given:
Initial velocity (u) = 0 m/s (since the car starts from rest)
Final velocity (v) = 20 m/s
Time (t) = 10 s
Using the formula, we can substitute the values:
acceleration = (20 m/s - 0 m/s) / 10 s
acceleration = 20 m/s / 10 s
acceleration = 2 m/s²
Therefore, the acceleration of the car is 2 m/s².
You can use the following equation to determine the average velocity: average velocity = total displacement / total time.
The initial position and the final position are identical since the automobile begins at rest. As a result, the displacement and the ultimate position are equal.
Given:
Displacement = 20 m
Time (t) = 10 s
Using the formula, we can substitute the values:
average velocity = 20 m / 10 s
average velocity = 2 m/s
Therefore, the average velocity of the car is 2 m/s.
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Please help I will fail and I’m confused
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Answer:
b- a genetic mutation must have occurred
Explanation:
21.3.2 Quiz: Types of Inheritance
Question 2 of 10
A pea plant is homozygous for green pod color, which is dominant over yellow
pod color. Which statement describes the movement of the plant's alleles
during meiosis, according to the law of segregation?
OA. One allele for yellow pod color moves into each gamete.
OB. An allele for green pod color moves into one gamete, and an allele
for yellow pod color moves into the other gamete.
OC. One allele for green pod color moves into each gamete.
O D. An allele for green pod color and an allele for yellow pod color
together move into each gamete.
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One allele for green pod color moves into each gamete.
This is because the pea plant is homozygous for green pod color, meaning it has two identical alleles for this trait. During meiosis, these alleles separate from each other and each gamete receives only one allele, either for green pod color or for yellow pod color. Since green pod color is dominant over yellow pod color, only the presence of two yellow alleles would result in yellow pod color. Therefore, the gametes will have either one allele for green pod color or one allele for yellow pod color, but not both.
The pea plant's alleles segregate during meiosis, passing one allele for the dominant green pod color into each gamete. This is in accordance with Mendel's law of segregation.
The correct option is OC: One allele for green pod color moves into each gamete. The pea plant mentioned in the problem is homozygous for green pod color which is dominant over yellow. In the process of meiosis, the alleles for a particular trait segregate so that each gamete receives only one allele. Since the plant is homozygous for the dominant green pod trait, all its gametes will contain the allele for green pod color.
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Hi I really need help on this question I have read my biology book over and over again and can’t find the answer to this question can someone please help me it is for biology 104
Name the one animal that does not have cell forming layers
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Answer: sponges
Explanation: I think it is sponges as they do not exhibit tissue-layer organization and they do have different cell types that perform distinct functions and they also lack any real organs...
what drug depresses the cns, resperations, blood pressure, and temperature is known as
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Sedatives, tranquillizers, and hypnotics are medications that depress the central nervous system (CNS).
What are the names of the CNS-depressing medications?Benzodiazepines, barbiturates, and several sleep aids are examples of CNS depressants. Sedatives and tranquillizers are other names for CNS depressants. also known as a depressant of the central nervous system.
What medications impact the central nervous system?Both illicit drugs and particular prescribed pharmaceuticals have the central nervous system (CNS) as a target organ. Cocaine, heroin, alcohol, amphetamines, toluene, and cannabis are examples of addictive substances that influence the central nervous system. Alcohol affects the central nervous system generally by depressing it. By decreasing neurons' capacity to transmit or "fire" electrical impulses, it "depresses" or suppresses the function of neurons. The information carried by these electrical impulses is crucial for maintaining healthy brain function.
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Please help I will mark brainiest
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The above speaks to the formation of elements such as Iron and Carbon. The description for these are given below.
How were the above elements formed?5) A According to scientific research, it is to be noted that during the final evolutionary stages of massive stars, heavy elements are formed through neutron capture.
These elements result from a chain of nuclear reactions as the star exhausts its fuel.
The process ultimately leads to atomic nuclei fusing to create heavier elements with aid from gravitational pressure and collapsing core energy.
It is critical to note that , supernova explosions disperse these synthesized heavy elements into space where subsequent stars and planets incorporate them.
6)
Primarily composed of hydrogen and helium during its emergence, a star carries the above elements at formation.
Hydrogen burning within the core initiates a series of nuclear reactions whereupon fusing creates these metals with increasing complexity that include Carbon.
Thus over time and after discharge following explosions certain elements reintegrate in new cosmic environments building on previous chemical processes .
Carbon ends up in the human body via the consumption of plants and other organisms that make use of the process of photoynthesis.
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Match the statement with the correct term from the list.
Any ____________ is a blank that you are filling with a choice from the list. Choices may be used once, more than once or not at all.
1. Enzyme which transcribes DNA ______________
2. Location of transcription in a eukaryotic cell __________
3. Specific sub cellular structure completes translation _____________
4. Product of transcription ___________
5. Transportation of amino acids _____________
6. Product of translation ____________
7. Druing translation complimentary base pairing occurs between mRNA and ______________
8. Start codon for translation_________
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Answer:
Explanation:
1.RIbonucliec acid (RNA) polymerase
2. Nucleus
3. Ribosome
4. Intermediate messanger RNA(mRNA)
5. tRNA(transfer RNA)
6. Amino acids
7. tRNA that specifies for each codon of amino acids read on the mRNA
8. 5'AUG Methionine
RNA polymerase is the enzyme that helps in transcribing DNA and it occur in the nucleus before it is being transferred to the ribosome where translation occurs. The end product of translation is amino acids who are functional protein.
CAN SOMEONE PLEASEEEE HELP ME WITH THIS SCIENCE QUESTION THANK YOU !!!!
Answers
Answer:
Your answer would be confined aquifer.
hope it helps!
Why aren't sex linked genotypes written with just a capital and lowercase letter, like most genetic problems?
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Sex-linked genotypes use different notation due to their unique inheritance pattern on the X and Y chromosomes.
Sex-linked genotypes are written differently because they are inherited through the X and Y chromosomes, which determine an individual's sex.
Standard genetic notation, using capital and lowercase letters, represents dominant and recessive alleles for autosomal genes, which are not sex-determining.
Sex-linked traits, such as colorblindness, are carried on the X chromosome. Males have one X and one Y chromosome, while females have two X chromosomes.
This results in different inheritance patterns for males and females, requiring a distinct notation system to accurately represent sex-linked genotypes.
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Which of the following are valid ways to find out correct information about your health. Search the internet. Ask a trusted family member consult a doctor, nurse or qualified health professional none of the above
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Answer:
Consult a doctor, nurse or a qualified health professional.
Explanation:
Doctors and Nurses are professionals in this field. From the options listed they are the only people who could give you valid information on your health. Getting your information from other sources could lead you to being misinformed, and that could have detrimental effects.