The release of acetylcholine occurs when an action potential is relayed and reaches the axon terminus in which depolarization causes voltage-gated calcium channels to open and conduct an influx of calcium, which will allow the vesicles containing acetylcholine for release into the synaptic cleft. ..
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Two brown-eyed parents have a child. The child has blue eyes.
Which term best describes the allele for the child's blue eyes?
If 'Two brown-eyed parents have a child and has blue eyes, then the term that best describes the allele for the child's blue eyes is recessive (option d).
What is a recessive gene allele variant?A recessive gene allele variant is any trait that is masked in heterozygous individuals due to the lack of expression of the allele, which is only expressed in homozygous individuals that has two copies of the same recessive alle (it can't be masked by the dominant allele in these individuals because we don't have this allele).
Therefore, with this data, we can see that a recessive allele variant is any gene variant capable of expressing one in homozygous individuals because it is masked by the dominant allele in heterozygous individuals who express the dominant allele.
Complete question:
Two brown-eyed parents have a child. The child has blue eyes. Which term best describes the allele for the child's blue eyes?
O heterozygous
O homozygous
O dominant
O recessive
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Which of the following agricultural practices decreases biodiversity?
A.Tiling soil
B.Monoculture
C.Synthetic fertilizers
D.Flood irrigation
Monoculture is an agricultural practice that often decreases biodiversity. Therefore, option (B) is correct.
What is monoculture?Monoculture is the practice of planting only one type of crop on a large scale, which can lead to a reduction in the diversity of plant and animal species in the area. When a single crop is planted over a large area, it can disrupt the natural ecological balance of the region, leading to a decline in the number and variety of species that can survive in the area.
In contrast, tiling soil, synthetic fertilizers, and flood irrigation do not necessarily decrease biodiversity on their own. However, the use of these practices may have negative impacts on the environment, such as soil degradation and contamination of water resources, which can indirectly affect biodiversity.
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Why do birds fly to live?
Answer:
in order to escape from predators or to catch prey
Answer:
They fly because they need food
Explanation:
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suggest one component of blood plasma that could enter the red blood cells and describe how it would cross the cell surface membrane
What are some ways in which materials affect how light is transmitted
Answer:
Materials can be classified according to the amount and type of light they transmit. Transparent (trans-PAIR-uhnt) materials allow most of the light that strikes them to pass through. It is possible to see objects through a transparent material. Air, water, and clear glass are trans- parent.
help me decide this !
Answer:
D. it takes in oxygen and releases carbon dioxide
Answer:
Best option is D
Explanation:
your respiratory system is a network of organs and tissues that help you breathe. It cleans out your blood and moves oxygen through your blood it filters out carbon dioxide.
5th grade! pls help
6. Explain what happens when you slip on a wet floor.
Answer:
You usually fall backwards or other ways sometimes and hurt yourself, depending on where you land because of gravity.
Explanation:
Genes are the parts of DNA that code for proteins.
How many genes are in a healthy human being?
A) about 27,000
B) about 80,000
C) about 2,000
D) about 20,000
Answer:
The answer to this question is D
Explanation:
Healthy humans have about 20,000 and 25,000 genes.
what describes the genetic orders such as alkaptonuria and albinism.
Alkaptonuria (AKU) is a rare disorder of autosomal recessive inheritance. It is caused by a mutation in a gene that results in the accumulation of homogentisic acid (HGA). Characteristically, the excess HGA means sufferers pass dark urine, which upon standing turns black. This is a feature present from birth.
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What is the importance of sebaceous glands in the human skin?
it produces and secretes sebum
Explanation:
Sebum helps moisturize and protect the skin.
In the spring, Florida plants respond to ________.
A. increased daylight hours and temperature
B. decreased daylight hours and temperature
C. increased daylight hours and decreased temperatures
D. decreased daylight hours and increased temperatures
Answer: Its A
Explanation: You're welcome
Increased daylight hours and temperature. Therefore, option (A) is correct.
Florida flora respond to spring lighting and temperature. Photosynthesis requires sunlight, which increases as days lengthen. Plants develop and metabolically activate due to prolonged sunshine exposure.
Additionally, spring temperatures boost plant growth. Enzymes, nutrient absorption, and cellular mechanisms increase photosynthesis and plant growth at warmer temperatures.
Florida plants start growing when daylight and temperature increase. It grows new roots, leaves, buds, and flowers. These reactions increase energy capture, nutrient absorption, and reproduction, maximising plant output and adding to Florida's ecosystems' vitality and diversity. Therefore, option (A) is correct.
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Construct a scientific explanation about how glucose is used in a tree to help it grow.
Glucose provides plants with needed food through a process called photosynthesis. This process helps plants convert the energy they take in from sunlight into sugar to help nourish the plant. Photosynthesis occurs when carbon dioxide, water and sunlight are combined. Plants use these to form glucose and oxygen.
why is genetic important in the society
Answer:
Answer :-
Understanding genetic factors and genetic disorders is important in learning more about promoting health and preventing disease. Some genetic changes have been associated with an increased risk of having a child with a birth defect or developmental disability or developing diseases such as cancer or heart disease.
Answer:
-Understanding genetic factors and genetic disorders IS IMPORTANT IN LEARNING MORE ABOUT PROMOTING HEALTH AND PREVENTING DISEASE. Some genetic changes have been associated with an increased risk of having a child with a birth defect or developmental disability or developing diseases such as cancer or heart disease.
What would be a beneficial adaptation for a plant in a dry climate?
positive hydrotropism
positive phototropism
positive thigmotropism
positive gravitropism
Answer:
positive hydrotropism
Explanation:
the plants roots will move towards water, giving it better odds of survival in this dry place
Answer:
Positive hydrotropism because it provides water I hope this helps!!!
What do homologous structures tell us about evolution?
Answer:
Multiple types of evidence support the theory of evolution: Homologous structures provide evidence for common ancestry, while analogous structures show that similar selective pressures can produce similar adaptations (beneficial features).
Explanation:
Multiple types of evidence support the theory of evolution: Homologous structures provide evidence for common ancestry, while analogous structures show that similar selective pressures can produce similar adaptations (beneficial features).
A mother is concerned because her daughter woke up with a slight fever and a runny nose, and considers giving the child some children's aspirin to reduce the fever. Before she does this, she calls the pediatrician to ask for advice . Explain the mechanism of the fever and the benefits of a fever in fighting infections. What happens when the mother gives the aspirin to the child?
Answer:
:)
Explanation:
It turns out that giving aspirin to children during a viral illness—most often influenza (the flu) or chickenpox—can lead to a potentially fatal condition called Reye's syndrome. 1 Reye's is defined by sudden brain damage and liver function problems. It can cause seizures, coma, and death
Convert the following sentences into passive form 6. Ethiopia has denied the request.
Converting the sentence ( Ethiopia has denied the request ) into a passive form :
The request has been denied by the Ethiopia
Active vs Passive voiceActive voice asserts that the grammatical subject performs the action which is represented by the verb. while in a passive voice form the subject of the sentence is acted upon by the verb in the sentence. The sentence in the question is in active voice. The passive form of the sentence is The request has been denied by the Ethiopia.
Hence we can conclude that Converting the sentence into a passive form : The request has been denied by the Ethiopia.
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Imagine that you live in the near future when fossil fuels are no longer available. Can you suggest other sources of electrical energy? What would be the consequences of using those other (alternative) sources of energy? You can draw your vision of an alternative energy source of electrical energy
Answer:
imagining that we live in the future when fossil fuels are no longer
those fuels which are extracted from dead body of animals bones and plants Is called fossil fuel
fossil fuels play important role in this 21st century
Explanation:
consequences of alternative sources is a land use and habitat loss,water use and the use of hazardous materials manufacturing
Identify the type of energy described in each sentence
Answer:
1. is chemical energy
2. is gravitational energy
3. is mechanical energy
4. is radiant energy
Explanation:
Name the end-products of the light stage in photosynthesis.
Answer:
ATP and NADPH
There are two end products of the light reaction of photosynthesis, ATP and NADPH. These molecules are produced during the cyclic and the non-cyclic photophosphorylation reactions. These are the products which are used in the dark reactions.
Explanation:
I need help please ???!
Answer:
Abiotic ( non living ) components
Biotic. ( living ) components
Aquatic
Terrestrial
What type of plate boundary caused the feature shown in the photo ?
Answer:
Convergent boundary.
Explanation:
A convergent plate boundary is a location where two tectonic plates are moving toward each other, often causing one plate to slide below the other (in a process known as subduction). The collision of tectonic plates can result in earthquakes, volcanoes, the formation of mountains, and other geological events.
Figure 3. What do you think the
relationship is between the spiracles, insect size, and air oxygen levels?
Answer:
Answer:As the insect grows, tracheal tubes get longer to reach central tissue, and get wider or more numerous to meet the additional oxygen demands of a larger body. Insects can limit oxygen flow by closing their spiracles.
What is the predominant religion in Mexico?
Answer:
Roman Catholic is the most popular religion in Mexico...
Explanation:
....with 82.7% of the population associated with it.
If all of the trees in the area were cut down, the energy supply of which population would be most directly affected
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Inside the refrigerator, Trey finds 17 spoiled and expired food items. Four items are condiments or sauces, two are baked goods, and five are vegetables. The rest of the items are dairy. What percentage of the food waste were lost dairy items?
35%
24%
11%
6%
The percentage of the food waste were lost in dairy items is 35%. The correct option is A.
What are dairy items?Foods derived from milk are referred to as dairy or milk products, or lacticinia. The cow, water buffalo, nanny goat, and ewe are the most popular dairy animals.
Dairy products include staples from Western grocery stores including yoghurt, cheese, and butter.
Milk and any dish manufactured from milk, such as butter, cheese, ice cream, yoghurt, condensed and dried milk, are both considered dairy products.
The product losses = 17 - (4 + 2 + 5) = 6
So, the percentage = 6/17= ~35%
Thus, the correct option is A.
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why do ice cores taken from polar regions contain much older information about earth's climate than ice cores taken from mountaintops
Answer:
Ice cores provide a unique contribution to our view of past climate because the bubbles within the ice capture the gas concentration of our well-mixed atmosphere while the ice itself records other properties. Basically, the lack of melt from polar regions don’t corrupt the record of trapped gases or blur the record of other impurities.
Explanation:
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Which animal phyla includes snails, oysters, and squid?
Question 3 options:
Arthropods
Chordates
Annelids
Mollusks
10. A gas occupies 1200.0 mL at a temperature of 32.0 °C.
What is the volume at 132.0 °C?
Answer:
4950
Explanation:
(04.02 LC)
Which statement is supported by the cell theory?
All animal cells are the same size.
All plant cells are the same shape.
Similar organisms all have the same number of cells.
Cells are the primary unit of structure in living organisms.
Cells are the primary unit of structure in living organisms.
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Explanation:
According to cell theory, cells are the building blocks of any living organism. This pertains to unicellular organisms (aka creatures that are one cell only) or multicellular organisms. This is why choice D is the answer.
Choice A is false because animal cells range in size. The largest animal cell is the ostrich egg that is about 5.1 inches across. In contrast, a neuron in the human body is about 100 microns across.
Choice B is false because plant cells have different shapes depending on the role they play in the plant itself.
Choice C is false. The number of cells varies even within the same species of a plant or animal. This is because the number is randomly determined and changes all the time. Old cells die and new ones are created constantly.