Answer: Height is a polygenic trait, controlled by at least three genes with six alleles. If you are dominant for all of the alleles for height, then you will be very tall.
Explanation: found online hope it helps. it is both
A. the phylum porifera
1. how does it feel to touch encrusting sponge growing under the rock picked up from
the shore ?
It feel to touch encrusting sponge growing under the rock picked up from the shore, Initially, a stinging or burning, pain, blisters, joint swelling, and severe itching may develop. Porifera is a phylum of animals commonly known as sponges, and they are typically found in marine environments.
Sponges are multicellular organisms that lack true tissues or organs, and instead have specialized cells that perform different functions.
In terms of their distribution along the shore, sponges can be found in a variety of habitats including intertidal zones, shallow rocky areas, and coral reefs. They attach themselves to hard substrates like rocks or coral, and can be found at different depths depending on the species.
Sponges are filter feeders, meaning they obtain their food by filtering water through their bodies and extracting nutrients. They play an important role in marine ecosystems by removing bacteria and small particles from the water, and providing habitat for other organisms.
Overall, while sponges may not be the most glamorous or well-known animals in the ocean, they are a crucial part of marine ecosystems and play an important role in maintaining the health and balance of coastal environments.
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What is an example of conduction on earth
Answer:
During the day, sunlight heats the ground, which in turn heats the air directly above it via conduction. At night, the ground cools and the heat flows from the warmer air directly above to the cooler ground via conduction.
Explanation:
Answer:
During the day, sunlight heats the ground, which in turn heats the air directly above it via conduction. At night, the ground cools and the heat flows from the warmer air directly above to the cooler ground via conduction.
Explanation:
Does genes contain sextual attractions over humans?
Answer:
Yes, genes are based on your look likes / features for example hair, eyes, other parts of the body and people are more connected to them for the circumstances of attractions
Hope this helps :)
Explanation:
When your muscles contract to move your body, such as during walking, work is done, and work requires energy. Based on the law of conservation of energy, from where does this energy come?.
The breakdown of ATP provides the energy needed for muscle contraction, however, the amount of ATP present in muscle cells is only enough to power a brief period of contraction.
Because it breaks the myosin-actin cross-bridge and releases the myosin for the following contraction, ATP is essential for muscle contractions.
Actin and Myosin muscle fibers are worked on by releasing the chemical potential energy contained in bonds within ATP, and then work is required to rebuild those bonds.During cross-bridge cycling, ATP is hydrolyzed, converting chemical energy into mechanical energy during muscle contraction. This mechanical energy is then distributed throughout the tissue and stored there as the muscle contracts or is used for an external effort.Adenosine triphosphate (ATP), the body's biochemical means of storing and transporting energy, is the source of energy that is used to drive the movement and contraction of working muscles.Adenosine triphosphate (ATP), found in muscles, provides energy. ATP levels in muscles are typically quite low. Creatine phosphate (CP) and muscle glycogen must be used to recreate ATP when it is low.Learn more about ATP here:
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Which of the following statements about the Earth’s water is not true?
97% of the Earth’s water is salt water.
The total amount of water on the earth stays the same.
The total amount of water on the earth is constantly changing.
Most of the surface of the earth of the earth is covered with water.
Answer:
97% of the earth water is salt water
Which statement describes gravity?
There is no defined unit of measurement for gravity.
O Gravity is the force that pulls objects toward Earth's center.
Objects that have a small mass will have no gravitational pull.
Gravitational pull between two objects decreases as the mass of one increases.
Answer:
Gravity is the force that pulls objects toward the Earths centre
Explanation:
Answer:
O gravity is the force that pulls object towards Earths centre.
Explanation:
the tissue of the spleen include circular ___ enclosed in a matrix of _
Answer:
red pulp
The tissues of the spleen include circular nodules of white pulp that are enclosed in a matrix of red pulp1. The stroma of the spleen is composed mainly of a network of reticular connective tissue, which provides support for blood cells and cells of the immune system
Can small changes in just one part of the climate system have a global impact? Find what you believe to be evidence of a small change in your regional climate system. Could this have a global impact? Support your opinion using specific examples and evidence from a local news article or video and post with your discussion.
Yes, small changes in just one part of the climate system can have a global impact. For example, the melting of Arctic sea ice has the potential to impact global weather patterns and ocean currents, as well as to release methane gas from the seafloor, which is a potent greenhouse gas.
One example of a small change in a regional climate system that could have a global impact is the melting of glaciers in the Himalayas. According to a news article from the BBC, glaciers in the region are melting at an unprecedented rate due to rising temperatures. This is having a number of impacts, including changes in water availability and increased flooding risk in nearby regions.
However, the melting of glaciers in the Himalayas is also causing sea levels to rise around the world, as the meltwater flows into the oceans. This can have significant impacts on low-lying coastal regions, including increased risk of flooding and erosion, as well as impacts on ecosystems and human communities.
Overall, small changes in regional climate systems can have far-reaching impacts on the global climate, highlighting the importance of addressing climate change at both the local and global levels.
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Find the x- and y-intercepts of the graph of 2x−5y=40. State each answer as an integer or an improper fraction in simplest form.
Note that the x-intercept is (20, 0) and the y-intercept is (0, -8).
What is the rationale for the above response?To find the x-intercept, we set y to 0 and solve for x:
2x - 5(0) = 40
2x = 40
x = 20
Therefore, the x-intercept is (20, 0).
To find the y-intercept, we set x to 0 and solve for y:
2(0) - 5y = 40
-5y = 40
y = -8
Therefore, the y-intercept is (0, -8).
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Which options correctly identify a section or part of a typical laboratory report?
(Select all that apply)
acknowledgements
procedure
materials
objective
Procedure, materials and objective identify a section or part of a typical laboratory report. So, the correct option is (B), (C) and (D).
What is Laboratory report?A laboratory report is divided into eight sections: title, abstract, introduction, methods and materials, results, discussion, conclusions, and references.
These are written to describe and analyze a laboratory experiment which explores a scientific concept that is typically assigned to enable us to conduct scientific research. These helps us to formulate a hypothesis/hypotheses about a particular stimulus, event and/or behavior.
Thus, Procedure, materials and objective identify a section or part of a typical laboratory report. So, the correct option is (B), (C) and (D).
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1. Which of the following is an example of sensitization:
You blink each time your eye doctor gives you a puff of air in your eyes.
A dog was hit by his previous owner, and now the dog cowers each time his new owner reaches out to pet him.
You no longer feel your shirt touching your skin.
You're walking on the sidewalk and a bicyclist almost hits you, so you jump out of the way.
The example of sensitization from the given alternatives is that 'A dog was hit by his previous owner, and now the dog cowers each time his new owner reaches out to pet him.'
Sensitization refers to the process in which an organism becomes more sensitive to stimuli, both good and bad. It happens when the body's nervous system becomes oversensitized to a particular stimulus that it begins to respond even to weaker or non-threatening stimuli.
The example given in the first option refers to a simple reflex action that occurs in response to the puff of air that is blown into the eyes during the eye examination. The third option is about sensory adaptation, which occurs when sensory receptors are exposed to stimuli for an extended period, resulting in a reduction in sensitivity. The fourth option refers to the fight or flight response that occurs as a result of a threatening stimulus, in which an individual's body prepares to confront or flee from danger.
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"At Jane's school, it was against the rules to have your phone on you. Phones were to be kept off and in your locker." Which words give us clues that the setting is the present time?
1. Jane's school
2. Phones were to be kept off
3. against the rules
4. locker
Answer:
Phones were to be kept off
What is the name for all physical material in the universe?
A. Elements
B. Matter
C. Living
D. Carbon
Answer:B. Matter
Explanation:
Elements are made of matter.
Living is nonsensical in this sense.
Carbon is an element which itself is made of matter.
Hello!
Answer:The correct answer is B. Matter.
_________________________________________________
Explanation:Matter is basically something that occupies physical space and has mass. It is every around us--atoms, compounds, etc. are all made up of it. There are three states of matter: solid, liquid and gas.
What is a macromolecule?
Answer:
is a very large molecule such as protein. They are composed of thousands covalently bonded atomsDoes the human genome contain 23 pairs of genes?.
The genome consists of 22 pairs of chromosomes called autosomes and the 23rd sex chromosome (XX) in females and (XY) in males.
What is human genome and how many genomes do humans have?The human genome is the complete set of human nucleic acid sequences encoded as DNA in 23 pairs of chromosomes in the cell nucleus and in small molecules of DNA found in individual mitochondria. These are usually treated separately as nuclear and mitochondrial genomes.The nuclear genome is about 3.2 billion DNA nucleotides divided into 24 linear molecules, the shortest 50 million nucleotides and the longest 260 million nucleotides, each contained in a different chromosome.What can the human genome tell us?The complete human genome facilitates the study of genetic variation between individuals or populations. Genome refers to all the genetic material of an organism, the human genome is largely the same in all humans, but a small portion of DNA differs from individual to individual.
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Essential amino acids cannot be produced by the body, so they must come from our diet. We can get them from eating foods that contain which
Answer:
The question is incomplete because the options are not given but the options are gotten from another websites which are;
a. protein
b. complex carbohydrate
c. fats
d. disaccharides
The correct option is a.
Protein.
Explanation:
Proteins are macro nutrients or biomolecule whose building blocks is t amino acids. Amino acids consists of organic compounds like hydrogen, nitrogen, carbon, oxygen and may also contain sulfur which all serve as protein building blocks . Our body requires proteins which contain amino acids and these are important for growth, body building and and proper functioning. These include both essential and non essential amino acids
The essential amino acids includes histidine, isoleucine, lysine, phenylalanine, tryptophan and valine cannot be produce by the body but can be gotten from diets that are from protein source. The major sources of essential amino acids are gotten from animal proteins and they include meat, eggs, and poultry.
mannitol salt agar contains 7.5% salt. if you inoculate intestinal bacteria and skin bacteria which would be the expected result? (hint: think about the characteristics of the two areas: skin and intestines)
Mannitol salt agar (MSA) is a selective and differential agar used for the isolation and differentiation of Staphylococcus species.
The high salt concentration (7.5%) of MSA inhibits the growth of most bacteria, except for staphylococci, which are halotolerant.
Intestinal bacteria, such as Escherichia coli and Enterococcus species, are not halotolerant and would not be able to grow on MSA. Skin bacteria, on the other hand, include staphylococci species that are halotolerant and can grow on MSA.
Therefore, if you inoculate both intestinal bacteria and skin bacteria on MSA, you would expect to see growth of staphylococci species from the skin sample, but no growth from the intestinal sample. This is because staphylococci can tolerate the high salt concentration and utilize the mannitol in MSA as a carbon source, causing the agar to turn yellow due to acid production.
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Complete the statement to describe the sodium-potassium pump.
The sodium-potassium pump moves____
ions into the cell and____
ions out of the cell.
Answer:
The sodium-potassium pump moves potassium
ions into the cell and sodium
ions out of the cell.
Explanation:
Answer:
The sodium-potassium pump moves potassium
ions into the cell and sodium
ions out of the cell.
Explanation:
i got it right on edge
What are the disadvantages of sideway-facing eyes?
Binocular vision can be affected by a variety of eye diseases and anomalies. Visual disorientation, reduction, and diplopia are examples of these. These abnormalities can also cause blurred vision, headaches, and eye discomfort, among other things.
Both sideways-facing and forward-facing irises have drawbacks. Animals with eyes on the side of their skulls have a blind area directly in front of them, so nature provides many prey animals with an excellent sense of scent to compensate. Forward-facing irises have drawbacks as well.
Apes and humans have forward-facing pupils, and their big minds enable them to see in three dimensions and gauge distance and depth correctly. Prey animals must be able to see around them while feeding, which is why their pupils are usually oriented sideways.In a new study from South Korea, people with worsening glaucoma on just one side were also more likely to sleep with the affected eye facing downward. The researchers say that position raises the eye’s internal pressure and probably hastens deterioration of the eye.
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The anomaly seen in the evolution of skin color proves that skin color is affected by other environmental factors.
The reason people near the equator have darker pigmentation is to protect their skin from harmful UV radiation that can lead to skin cancer.
What determines skin pigmentation?Melanin is produced by melanocytes, which are skin-resident cells. The pigment melanin determines skin color.
Melanocytes can develop abnormally and result in an excessive amount of skin color darkening under certain circumstances. Prior inflammation is the cause of the concentric rings of hyperpigmented pigmentation over the tibia.
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Select all of the examples of conditions in which there has been a deletion of part of a chromosome.
-Down syndrome
-Williams syndrome
-Crl du chat syndrome
-Turner syndrome
Down syndrome is caused by an extra copy of chromosome 21 (trisomy 21), and Turner syndrome is caused by a missing or incomplete X chromosome in females. Neither of these involves a deletion of part of a chromosome.
The examples of conditions in which there has been a deletion of part of a chromosome are: Crl du chat syndrome, Turner syndrome.
Some genetic illnesses can be brought on by the deletion of a chromosome. These ailments include Cri du Chat syndrome and Turner syndrome. The Cri du Chat syndrome, also known as 5p- syndrome, is characterised by intellectual incapacity, speech and developmental delays, and specific facial characteristics.
A small piece of chromosome 5 is missing in this condition. Turner syndrome, on the other hand, is caused by a complete or partial deletion of the X chromosome in females, which results in a variety of physical and developmental disorders, including short stature, infertility, and cardiac issues.
Knowing the underlying genetic causes of these disorders can help afflicted individuals and their families with diagnosis, management, and treatment strategies.
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If the evaporation rate is higher than the precipitation rate, what will happen to a lake?
Answer:
it will eventually dry out
Answer:
It will eventually evaporate.
Explanation:
if you have more water evaporating (turning into clouds) than precipitating (raining) than eventually the whole lake will be evaporated. Because there will be no more water to evaporate if the rate stays the same.
Many types of plants produce fruit which is eaten by animals. The seeds of these plants are typically undigestible. Which of the following is an advantage for plants having undigestible seeds? It allows seeds to reside in the gut until conditions are appropriate for germination. It ensures that flowers of these plants will be pollinated. It allows the seeds to be dispersed into other areas. It provides a source of nutrients for the germinating seed.
The advantage for plants having undigestible seeds is that it allows seeds to reside in the gut until conditions are appropriate for germination.
Fruits are a source of nutrition for animals that consume them, and they are also a means of seed distribution for plants that produce them. Many types of plants generate fruit that is consumed by animals; nevertheless, the seeds of such plants are usually indigestible. As a result, the seeds can be dispersed into new areas by animals that eat the fruit.
However, having undigestible seeds provides a distinct benefit to plants: it allows seeds to reside in the gut until conditions are appropriate for germination, which aids in seed growth and germination.
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please i need your help i cant fail this class
Answer:
the answer is D
Explanation:
in the northern hemisphere is tilted towards the sun . in A, C and D the northern hemisphere tilts away from the sun. hope this helps
How has the availability of natural resources, such as clean water and fertile soil,
and natural hazards, such as drought and erosion, driven more sustainable food
production processes?
The availability of natural resources has enhanced food production by ensuring plants have enough materials to make food and ensuring man gets these food when required..
What are natural resources?Natural resources are those materials and substances found in nature which are beneficial to man, plant and animals
Natural resources include;
waterair soil, etc.The availability of natural resources has enhanced food production by ensuring plants have enough materials to make food and ensuring man gets the best opportunities for maximal utilization of resources.
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A thunderstorm! You see a flash of lightning across the sky. Five seconds later, your hear the thunder. If
lightning and thunder come from the same source, then why don't they occur at the same time?
They do! The time difference is due to the way sound waves and light waves travel. Light travels
extremely fast through the air, 300,000,000 m/s. Sound travels much slower, 343 m/s through air.
Therefore we can see light in an instant, but it takes a while to hear thunder. The speed of light waves and
sound waves depends on the medium through which they travel. Take a look at the data in the image
above.
How do the speeds of sound and light waves compare?
1x
A
B
C
D
Sound waves travel fastest through a dense medium like the solid ground.
Light waves can travel through a vacuum; sound waves cannot.
Light waves cannot travel through a dense material like a solid.
The denser the medium, the faster sound travels.
E
The speeds of light and sound are affected in the same way in different mediums.
Answer: (B)
Explanation: They are asking for a comparison between light waves and sound waves.
A and C is wrong because it only says about sound waves
D only says about sound waves
E is completely wrong because they are affected differently in different mediums.
What is the second leading cause of unintentional death for teenagers?.
The second leading cause of unintentional death for teenagers is motor vehicle accidents.
Motor vehicle accidents are a major cause of death and injury among teenagers in many countries. In the United States, for example, motor vehicle accidents are the leading cause of death for teenagers aged 16-19, and the second leading cause of unintentional death overall for this age group.
There are a variety of factors that contribute to the high incidence of motor vehicle accidents among teenagers. Inexperience, risk-taking behavior, and distractions such as cell phone use are all common factors. Alcohol and drug use also increase the risk of motor vehicle accidents among teenagers.
Preventing motor vehicle accidents among teenagers requires a multi-faceted approach, including education on safe driving practices, enforcement of traffic laws, and measures to discourage alcohol and drug use among young drivers.
New technologies, such as driver assistance systems and vehicle-to-vehicle communication, may also play a role in reducing the incidence of motor vehicle accidents among teenagers in the future.
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1. Why does a human body need proteins?
A. To place amino acids in a specific order
B. To guard against harmful mutations
C. To send messages to the cell's cytoplasm
D. To perform important bodily functions
2. Which of the following is the main idea of paragraph 2?
A. Offspring have a combinatiot of traits from their parents.
B. Parents have different traits that are passed on to their offspring.
C. Genes control the traits particular humans possess.
D. Red hair is a trait that is inherited from one's parents.
Answer:
To place amino acids in specific order
Where is the paragraph
Dara loves to paint in her spare time. Painting is an enjoyable activity for her, and she requires no reward from anyone else to make beautiful pictures. Her desire to paint may best be explained by Group of answer choices Need-driven motivation Extrinsic motivation Self-verification motivation Intrinsic motivation
Dara's desire to paint may best be explained by intrinsic motivation.
Intrinsic motivation refers to behavior that is driven purely by internal factors, such as the joy and satisfaction of the activity itself. In the case of Dara, she enjoys painting and finds it to be an enjoyable activity, without any expectation of external rewards or recognition. She is driven to paint simply because she finds it to be a fulfilling and rewarding experience.
On the other hand, extrinsic motivation refers to behavior that is driven by external factors such as rewards or punishments. Self-verification motivation refers to the desire to confirm one's own pre-existing beliefs or self-concept. Need-driven motivation refers to behavior that is driven by a person's basic needs, such as food, water, and shelter.
Dara's desire to paint is an example of intrinsic motivation because it is driven purely by internal factors, such as the pleasure and satisfaction she derives from the activity. Intrinsic motivation is often seen as the most genuine and sustainable form of motivation because it is driven by personal enjoyment rather than external factors. This can lead to increased creativity, persistence, and overall well-being in individuals who are intrinsically motivated to pursue their interests and hobbies.
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Are the stones in Ring 1 and Ring 2 the same or different substances?Contruct an argument in the following space
Answer:
Yes they are because they have similar properties but they are different shapes.
Explanation: