The more recent atomic model is known as the “electron cloud” model.
What is the “electron cloud” model?The “electron cloud” model is a theory used in physics to explain the position and relative arrangement of atomic elements.
According to this model (electron cloud), negatively charged electrons for clods around atomic nucleus.
In conclusion, The more recent atomic model is known as the “electron cloud” model.
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Which is transported in the xylem of a plant?
A. Dead material
B. Water
C. Chloroplast
D. Blastocysts
Answer:
water
Explanation:
water and other dissolve material are transported in the xylem of a plant
What is the process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water. This process in plants generally involves the green pigment chlorophyll and generates oxygen as a byproduct
The methodology by which green plants and some additional organisms use sunlight to synthesize foods from carbon dioxide and water is known as Photosynthesis.
What are the factors instructed to perform photosynthesis?The factors or parameters which are required to perform photosynthesis by plants are water, carbon dioxide, and sunlight.
Photosynthesis typically involves the green pigment chlorophyll and induces oxygen as a byproduct. The chemical reaction of photosynthesis is as follows:
[tex]6CO_2 + 12H_2O[/tex] ⇒ [tex]C_2H_1_2O_6 + 6O_2 +6H_20[/tex].
Therefore, it is well described above.
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The initial period of population growth for a species in an environment is _______. a. linear b. exponential c. slow d. negative Please select the best answer from the choices provided A B C D
Answer:
b
Explanation:
Initial period of population growth is most likely to be exponential and then slowly reach a point of "equilibrium" where the population is stable. Meaning the death and the birth are balancing it out.
Answer:
b. exponential
Explanation:
There are economic concerns surrounding the products that have been genetically engineered for
particular traits, including pharmaceutical products, crops, and enzymes used in manufacturing
processes. What are the proposed economic concerns that affect society? Check all that apply.
Prices for genetically engineered products are raised as a result of patents on products.
Farmers must spend more money to obtain genetically engineered seeds for desired crops.
Consumers must spend more money to purchase genetically engineered products.
More land is utilized for genetically engineered crops than for organic crops.
RETRY
The genetically engineered foods are those foods that are produced by the process of genetic engineering (options B&C)
What are genetically engineered foods?The genetically engineered foods are those foods that are produced by the process of genetic engineering. They are specifically designed for various purposes.
The economic concerns that affect society regarding the genetically engineered foods are;
Farmers must spend more money to obtain genetically engineered seeds for desired crops.Consumers must spend more money to purchase genetically engineered products.Learn more about genetically engineered foods:https://brainly.com/question/12649370
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How is research from college/ universities doing to help stop coronavirus or stop the spread?
Answer:
I added an answer I am afraid it was wrong and I am new I don't know how to delete an answer, so I just edited and wrote this
Explanation:
Answer: i do not know
if this is correct
Explanation:
1. Conducting research
2. Sharing data and information
3. Boosting medical personnel
4. Putting idle facilities to good use
5. Offering ethical guidance
Which two processes cycle carbon directly between the atmosphere and biosphere?
a. Combustion and cellular respiration
b. Photosynthesis and cellular respiration
c. Chemosynthesis and decomposition
d. Decomposition and combustion
a ________ blot is used to identify specific sequences of dna on a membrane, whereas a ________ blot is used to identify specific sequences of rna on a membrane.
A Southern blot is used to identify specific sequences of DNA on a membrane, whereas a Northern blot is used to identify sequences of RNA on a membrane.
What is Southern blot?Southern blot is a technique widely used in molecular biology laboratories to identify DNA in a blood/tissue sample.
Moreover, the Northern blot is a hybridization technique widely used to identify RNA in a blood/tissue sample.
In conclusion, a Southern blot is used to identify specific sequences of DNA on a membrane, whereas a Northern blot is used to identify sequences of RNA on a membrane.
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the presence of elevated carbon dioxide levels in the blood is called:
The presence of elevated carbon dioxide levels in the blood is called Hypercarbia.
What is Hypercarbia?Hypercarbia refers to a health condition associated with an excessive increase in CO2 in the bloodstream.
This condition (Hypercarbia) may lead to a disease known as respiratory acidosis.
In conclusion, the presence of elevated carbon dioxide levels in the blood is called Hypercarbia.
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(a) Explain why red blood cells burst when placed in some solutions of sodium chloride.
Answer: Red blood cells placed in a solution with higher water concentration compared to their contents will gain water by osmosis that will then swell up and then burst.
Explanation:
Osmosis causes red blood cells to release water when they are exposed to sodium chloride solutions that are more concentrated than their internal environment (hypertonic solutions).
Hemolysis is the term for this process. In an attempt to balance the solute concentration, water is pulled out of the cells by the high concentration of sodium chloride outside the cells, creating an osmotic gradient. The result is that the cells shrink and may eventually rupture or burst. Lack of water reduces internal pressure and destabilizes cell membranes, causing red blood cells to burst.
This phenomenon underscores how important it is to maintain the correct balance of solute concentrations to protect the structural and functional integrity of red blood cells.
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possiblity of breaking the branch increase when a person goes to the tip of the branch
Answer:
True
Explanation:
This answer is true because i know it is true and it is common sense so the answer I present is science
Scientists want to track the wind speeds and precipitation for a hurricane that will affect the entire East Coast of the United States. Which weather equipment would be best to measure the impact of the storm for this entire region?
A.
an anemometer
B.
a rain gauge
C.
Doppler Radar
D.
global positioning system (GPS)
Answer:
Doppler Radar
Explanation:
Doppler radars are considered one of the best tools used for the detection of rainfall in a particular area. These radars work by way of sending beams out in a circular pattern all round the radar. Once a beam hits a hailstone or a raindrop, part of the beam is reflected back towards the radar.
Answer: C.
Doppler Radar
Explanation: ed mentum or plato
items that are cycled through the biosphere in biogeochemical cycles.
Answer:water, carbon, nitrogen, phosphorus, and sulfur cycles.
Explanation:XD
1. Define Isogamous with example.
2. Define Anisogamous with example.
3. Define Oogamous with example.
Answer:
1. Having two similar gametes in which no differentiation can be distinguished, or reproducing by the union of such gametes.
e.g. in Spirogyra and Ulothrix
2. Anisogamy refers to a type of sexual reproduction in which two dissimilar gametes unite or fuse. The gametes may differ in size or form.
Example : human beings, the male gamete sperm is smaller and motile while the female gamete egg is non motile and larger.
3. having or involving a small motile male gamete and a large immotile female gamete.
E.g. Volvox, Fucus
apa template about multiple sclerosis
Answer:
Multiple Sclerosis is an inflammatory disease in which myelin sheath of nerve cells of brain and spinal cord are damaged.
Explanation:
Cause:- (Exact cause of inflammation is not known)
But damage is caused due to attack by autoimmune cells or antibodies against myelin sheath.Types of tissues attack:-
Oligodendrocytes and myelin sheath is damaged and stripped away from axon and the process is known as demyelination.Myelin sheaths are made up of fatty tissues and help in transmission of electric impulse.Result of immune system attack:-
Damaged myelin sheath stop forming whIte matter of central nervous system.Hence disrupt coordinating communication between different brain regions.Signs and symptoms:- vary from person to person
Diminished eyesight.Disrupt motor coordination.Weak sensory perception.Fatigue and dizziness.Speech disorder.Muscle weakness and spasticity.Difficulty in urination and stool.Diagnosis and treatment:-
Diagnosis include MRI T2 findings and cerebrospinal fluid specific oligoclonal bands.#SPJ2
How does Earth's global temperature affect sea level?
A. Sea level falls as Earth becomes warmer and glaciers melt.
B. Sea level rises as Earth becomes warmer and glaciers melt.
C. Sea level falls as Earth becomes cooler and glaciers shrink.
D. Sea level rises as Earth becomes cooler and glaciers grow.
Answer:
B) Sea level rises as Earth becomes warmer and glaciers melt.
Failure of the mitochondria to generate ATP will most significantly affect the ______ slow oxidative fast glycolytic fast oxidative-glycolytic skeletal muscle fiber type and therefore cause quicker muscle fatigue.
Failure of the mitochondria to generate ATP will most significantly affect the fast oxidative-glycolytic skeletal muscle fiber type and therefore cause quicker muscle fatigue.
What is mitochondria?Mitochondria is the cell organelle that is known as the power house of the cell. This is so because it uses aerobic respiration to generate the Adenosine triphosphate.
The Adenosine triphosphate. is then used by the cell as chemical energy to power some of its activities such as skeletal contractions.
Fast oxidative-glycolytic skeletal muscle fiber is a type of muscle that uses aerobic respiration to generate ATP.
Therefore, Failure of the mitochondria to generate ATP will most significantly affect the fast oxidative-glycolytic skeletal muscle fiber type and therefore cause quicker muscle fatigue.
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A permanent change in the DNA sequence of a gene
Answer:
A mutation.
Explanation: When a cell mutates is will be permanently changed.
Perspective influences how a person looks at a piece of art and its qualities.
a.
always true
c.
always false
b.
sometimes true
d.
Perspective is not relevant in the interpretation of art.
Please select the best answer from the choices provided
A
B
C
D
Answer:
D.
Explanation:
d.
Perspective is not relevant in the interpretation of art.
A biology class is studying the concept of carrying capacity. On a field trip, the
students measure a pond and estimate its surface area to be 240 m². Previous
research shows that each frog in a pond requires about 2 m² of pond space to
survive. How many frogs can this pond support?
A. 120
B. 121
C. 480
D. 484
How could we build a microscope with a higher resolution?
The way that we could build a microscope with a higher resolution is; as detailed below
How to create a better Microscope?To achieve the higher resolution in a microscope system, each of the optical components must be of the highest Numerical aperture available.
Another way to achieve a higher resolution is by using a shorter wavelength of light to view the specimen which will increase the resolution.
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How do the 2 sides of the brain communicate?
The two (2) sides of the brain are able to communicate through the corpus callosum.
What is a brain?A brain can be defined as an organ of soft-nerve tissue that is found within the skull of vertebrates, and it's mainly responsible for the coordination of nervous activities, sensation and intellect in living organisms.
Based on medical information and records, the two (2) sides of the brain (symmetrical left and right hemispheres) are able to communicate through the corpus callosum.
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1.write the chemical equation for transpiration
2.what is translocation ??,give the chemical equation for translocation
plss help will mark brainlest..
Transpiration is a water balance process mediated by stomata opening. Translocation is the transport process of photosynthetic substances from leaves to other tissues.
What is transpiration?Transpiration is a water balance process.
Through stomata opening and closure (which depends on how hydrated the plant is) water vapor is expelled from the leaves.
If the plant is dehydrated, stomata close. If it is not dehydrated, it opens.By limiting water exit, stomata allow more water molecules to be available for light reaction processes when the plant is dehydrated.
The equation to calculate transpiration is as follows,
E = Gv (Cvs - Cva)
Where,
E is transpiration.Gv is the total vapor water conductance.Cvs is the water concentration inside the leave.Cva is the air water concentration.What is translocation?Translocation is a fast and dynamic process through which photosynthetic products are transported from the leaves to other tissues of the plant to be used or stored.
This transport is done by the phloem cells through active transport or osmosis (depending on the substance).
The translocation of elements from the leaves to the roots is fast.
In conclusion,
The chemical equation for transpiration is E = Gv (Cvs - Cva). Translocation is the movement of photosynthetic products from leaves to other plant tissues.You can learn more about translocation and transpiration at
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why does the biodiversity of an ecosystem affect its resilience
Biodiversity of an why does the biodiversity of an ecosystem affect its resilience because as there are various plants and animals in community, there is high probability that they have developed traits that help them to survive and adapt in their environment.
What is Biodiversity?Biodiversity refer to population of different or various plants and animals living in an ecosystem each performing their roles in their niche.
Therefore, Biodiversity of an why does the biodiversity of an ecosystem affect its resilience because as there are various plants and animals in community, there is high probability that they have developed traits that help them to survive and adapt in their environment.
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The energy produced during photosynthesis can be stored in the form of ______. ADP proteins sugars fats
Answer:
The energy produced during photosynthesis can be stored in the form of ___sugars___.
Explanation:
Hope it Helps!!!
What are the products of Anaerobic Respiration in yeast?
The products of anaerobic respiration in yeast are carbon dioxide and ethanol.
Anaerobic respirationThis refers to respiration in the absence of oxygen.
In the absence of oxygen, both the citric acid cycle and the electron transport chain cannot proceed. Thus, only glycolysis takes place.
The two pyruvate molecules produced in anaerobic respiration in yeast are converted to ethanol, instead.
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Haploid and diploid are terms that represent the ______ of an organism.
Haploid and diploid are terms that represent the sets of the chromosome of an organism.
What do you mean by chromosomes?The thread-like components known as chromosomes are found in the nucleus of both animal and plant cells. Protein and a single molecule of deoxyribonucleic acid make up each chromosome (DNA).
When an organism's cells only have one set of chromosomes, the organism is said to be a haploid. All organisms that reproduce sexually are diploid (having two sets of chromosomes, one from each parent). Only the egg and sperm cells in humans are haploid.
The number of chromosomes found inside a cell's nucleus is known as the diploid chromosomal number. The symbol for this number is 2n. Each organism has a different one. In contrast to sex cells, somatic cells are diploid.
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A titmouse and a chickadee are living in the same territory and are using some of the same resources. the best way to classify this interaction is as:
The best way to classify an interaction between titmouse and a chickadee living in the same territory and using some of the same resources is competition.
What is competition?Competition is an interaction between living organisms or species in which both require a resource that is scarce in supply.
According to this question, a titmouse and a chickadee are living in the same territory and are using some of the same resources.
This suggests that the interaction between titmouse and a chickadee living in the same territory and using some of the same resources is competition.
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(love) Every mother ____ her children.
Answer:
love fill in the blank
hope it is helpful
Why do we see each moon phase
only about once a month?
Choose 1 answer:
A
It takes about 27 days for the
moon to rotate on its axis once.
B
It takes about 27 days for the
moon to orbit Earth once.
It takes about 27 days for the
moon to orbit the sun once.
Answer:
A
it takes about 27 days for moon to rotate on its axis
A molecule that can be used as a molecular clock has a neutral mutation rate of one mutation per 12 million years. How many years ago did two species share a common ancestor if the molecules found in these two species differ by a total of six mutations?
a 1.5 million years
b 72 million years
c 12 million years
d 36 million years
The years in which two species share a common ancestor if the molecules found in these two species differ by a total of six mutations is 72 million years.
What is mutation?Mutation is the changing of gene or characters of any species over time, there are many reasons for mutation, like natural selection.
Every 12 million years, the molecular clock will mutate.
If the molecular clock experiences six mutations, 12 million years multiplied by 6 have passed.
12 x 6 = 72
Thus, the years are 72 million years. Option is b.
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Answer:
D) 36 million
Explanation:
The person above forgot the last step: Divide by the number of species
