Answers
The scenario will give the combination of offspring with and without widow's peak. The chances of the combination is 75% and 25% respectively.
What is widow's peak?A widow's peak is a V-shaped point in the center of the forehead's hairline. In a bilateral pair of periorbital fields, hair growth on the forehead is suppressed.
Without a widow's peak, these fields join in the middle of the forehead to form a straight hairline.
As seen in the image attached, there will be the combination of the having offspring with and without widow's peak. In this the chances of having 75% chances of having widow's peak and 25% chances of not having widow's peak.
Thus, the given scenario will give the combination of offspring with and without widow's peak. The chances of the combination is 75% and 25% respectively.
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Related Questions
If you would like the drug to enter cells via passive diffusion, which of the following properties should it have?
Answers
Drugs that must enter cells via passive diffusion should have the absorption property.
What is absorption property?Absorption is the process through which something is totally mixed or absorbed by another substance.
On the other hand, adsorption is the process by which atoms, ions, or molecules from a substance (which could be a gas, liquid, or dissolved solid) adhere to the adsorbent's surface.
It should be noted that Adsorption and absorption mean quite different things.
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A white patch on the chest is recessive, notice both critters have a white patch. What are the odds that their offspring will have a white patch?
Answers
Answer:
It will have the white patch.
Explanation:
Since both parents have the recessive trait, the offspring will have the white patch.
What was the change in elevation, to the nearest ten meters, for the family that took the
steepest path to Point B?
O 50
O 100
O 40
O 10
Answers
Answer:
40
Explanation:
Point B's elevation - Point A's elevation
120-80=40
Present five incidences,as examples, where sports personalities'rights were violated.
Answers
Violation of privacy: Instances where sports personalities' personal information, such as private photos or videos, were leaked without their consent, infringing on their right to privacy.
Discrimination and harassment: Cases where sports personalities faced discrimination based on factors like race, gender, or sexual orientation, leading to unequal treatment or exclusion from opportunities.
Contract disputes: Instances where sports personalities' contractual rights were violated, such as unfair termination, breach of contract, or non-payment of agreed-upon fees.
Doping allegations and false accusations: Accusations of doping or performance-enhancing drug use without sufficient evidence, tarnishing the reputation and rights of the athletes.
Media intrusion and sensationalism: Invasion of privacy through aggressive media coverage, paparazzi harassment, or spreading false rumors, affecting the mental well-being and privacy rights of sports personalities.
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Assume a bacterial cell failed to replicate its DNA before it reproduced two daughter cells. The reproduction would result in (1 point)
one cell with DNA and one cell with two sets of DNA.
one cell with DNA and one cell without DNA.
neither cell containing DNA.
both cells containing DNA.
Answers
Answer:
one cell with DNA and one cell without DNA.
Explanation:
DNA replication, which is the process making a duplicate copy of DNA, is a must occurrence prior to any form of cellular division. This is to ensure an even distribution of the genetic material (DNA) in all offsprings.
According to this question, a bacterial cell failed to replicate/duplicate its DNA before it reproduced two daughter cells. This means that the sole/unreplicated genetic material will be available for only one of the two daughter cells. Hence, there would be one cell with DNA and one cell without DNA.
List and describe 2 habitats you observed. List the species you observed (at least 3 species) and any variation within the species (due to genetic variation within the species) you observed. Indicate which habitat you saw each in. What sorts of things might negatively impact the habitat of the species you observed? For example, spiders living in a flower garden might be negatively impacted by pesticides.
Answers
Habitat 1: Forest
Species observed:
Eastern gray squirrel (Sciurus carolinensis)
White-tailed deer (Odocoileus virginianus)
Red-tailed hawk (Buteo jamaicensis)
Genetic variation observed:
The Eastern gray squirrels had variation in their fur color, with some individuals having darker or lighter shades of gray.
The White-tailed deer had variation in their antler size and shape, with some individuals having larger or more branched antlers than others.
The Red-tailed hawk had variation in their feather coloration, with some individuals having darker or lighter shades of red on their tails.
Negative impacts on the habitat:
Deforestation and habitat loss due to human activities such as logging and urban development can negatively impact the forest habitat of these species.
Pollution, including air and water pollution, can also negatively impact the health of the forest ecosystem and the species that depend on it.
Habitat 2: Coral reef
Species observed:
Clownfish (Amphiprioninae)
Blue tang (Paracanthurus hepatus)
Green sea turtle (Chelonia mydas)
Genetic variation observed:
The Clownfish had variation in their coloration, with some individuals having brighter or darker stripes than others.
The Blue tang had variation in their fin shape, with some individuals having longer or more pointed fins than others.
The Green sea turtle had variation in their shell pattern, with some individuals having more or fewer scutes (the bony plates that make up their shell).
Negative impacts on the habitat:
Climate change and ocean acidification can negatively impact the health of coral reefs, which in turn can affect the species that depend on them.
Overfishing and destructive fishing practices can also damage coral reefs and reduce the populations of fish and other species that depend on them.
Background: You are a senior scientist at the CDC. While reviewing reports you see that there is a new infection that has surfaced in a local county. The agent who managed the incident wrote this in their notes:
“…..Infection spreads rapidly through physical contact. Once on the skin, this organism is able to break down keratin and infect the lower portions of the dermis. This organism has a Gram+ cell wall, is circular in appearance and very small. While not a traditional medication, the patient responded well to a drug that targeted mitochondria….” Do you think that this is the best medication to use on the patient? Explain why this medication would or would not work.
Thanks!
Answers
While the notes indicate that the patient responded well to the drug, there is no information provided about the mechanism of action of the drug or the specific type of infection that the patient had. It is also unclear whether the drug was specifically designed to treat this type of infection or if it was used off-label.
Additionally, while the notes mention that the organism has a Gram+ cell wall and is circular in appearance, there is no information about its genetic makeup or other characteristics that could provide insight into the most effective treatment options.
Therefore, it is not possible to say definitively whether the drug that targeted mitochondria is the best medication to use on the patient without further information. As a senior scientist at the CDC, I would recommend conducting further research and testing to identify the most effective treatment options for this new infection.
The pedigree below shows inheritance of an X-
linked trait in a family. Based on the inheritance
pattern, what is the genotype of the person in
generation III (third generation), letter b?
Generation
11
111
TOOOD
500
Answers
Pedigrees have multiple uses. One of them is getting to know an individual's genotype. In the e xposed example, the individual IIIb is X-Y.
What is a pedigree?
A Pedigree is the representation of a family's history. This graph is used to track a trait through different generations, and analyze the inheritance pattern of a particular gene and its expression.
It is a tool used to understand how genes are transmitted from the parental generation to the descendants, and what are the probabilities of inheriting them.
In sex linked inheritance, we need to remember that the gene coding for the trait is linked to the sex-chromosome (in this case, the X-chromosome).
In pedigrees, usually affected individuals or individual carring the trait are representes with solid black figures.
Individual IIIb is a black square, meaning it is an affected man. Its genotype is X-Y. The X-chromosome is carrying the recessive allele (-).
In the attached files you will find the pedigree with the genotype of each member of the family. Notice that individuals X+X represent either homozygous dominant or heterozygous females.
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Why do you think that it is important for police to have corona virus vaccine?
Answers
Answer:
depends on the officer
Explanation:
You will write an argumentative essay to the “Bill and Melinda Gates Foundation” to convince them to support the use of genetically modified organisms in agricultural development and to support your team in developing the transgenic strain, knowing that this organization can provide the needed funding for your project.
The word count of your essay should be between 300 and 750.
Your essay should include at least 10 keywords from table 2.
Your essay will discuss how the new strain of the genetically modified plant will contribute to eradicating disease by using appropriate scientific methods that take into consideration any possible adverse health effects and environmental concerns (such as new potential allergies, herbicide-resistant weeds, and biodiversity issues for replacing other strains). It will also discuss why community acceptance of the new strain is important as a sustainable long-term solution as opposed to supplements or other food additives.
The purpose of your essay is to establish a stance on the urgency of the new strain issue by providing reasons and supporting evidence. When you’re writing a persuasive essay, you need more than just an opinion to make your voice heard. Even the strongest stance won’t be compelling if it’s not structured properly and reinforced with solid reasoning and evidence. Your essay needs to be well written and should include the following 4 elements:
1. Introductory paragraph:
The first paragraph of your essay should outline the topic, provide background information necessary to understand your argument, outline the evidence you will present and states your thesis.
2. The thesis statement:
This part of your essay is a concise, one-sentence summary of your main point and claim.
3. Body paragraph:
You will explain the reasons why you support your thesis. You can discuss more than one idea or piece of evidence that clearly and concisely explain why the reader should agree with your position.
This is where you will back up your claims with examples, research, statistics, studies, and scientific evidence based on your knowledge in genetics and your answers in the graphic organizer.
Address opposing points of view and disprove them or explain why you disagree with them. Presenting facts and considering the topic from every angle adds credibility and will help you gain the reader’s trust.
4. Conclusion:
One paragraph that restates your thesis and summarizes all of the arguments made in your body paragraphs. Rather than introducing new facts or more arguments, a good conclusion will appeal to a reader’s emotions. In some cases, writers will use a personal anecdote explaining how the topic personally affects them.
Answers
Some of the points that you can use in your argumentative essay to support the use of genetically modified organisms in agricultural development are:
They are tolerant to herbicidesThey help in weed controlThey help maintain soil healthThey lead to a lower cost of laborThere is a greater nutrient composition Increase in food quality. What is an Argumentative Essay?This refers to the type of essay that makes use of logical arguments in order to convince or persuade a person about a point of view.
Hence, we can see that based on the argumentative essay prompt, you would need to show the good reasons why the use of genetically modified organisms in agricultural development should be supported and the above points should come in handy.
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Approximately how much of
Earth's fresh water is trapped in
glacial ice?
O A. 90 percent
O B. 70 percent
O C. 10 percent
O D. 30 percent
Answers
Answer:
O B. 70 percent
Explanation:
Of total freshwater, over 70 percent is locked up in ice and glaciers. Another 30 percent of freshwater is in the ground. Rivers are the source of most of the fresh surface water people use, but they only constitute about 509 mi3 (2,120 km3), about 1/10,000th of one percent of total water.
Note: Percentages may not sum to 100 percent due to rounding.
Earth's fresh water is trapped in
glacial ice?
O B. 70 percent
okay, no exp h e l l p
Answers
Answer:
Red bacteriophage = virus
Red circle = DNA/RNA
Hope that helps!
small fish find shelter amongst the branching coral.
How does this make the reef a hearty food web?
Answers
Answer:
uhmmm going out on a limb probably because they can get trapped in the coral
Seeds can grow into which of the following types of plants
Answers
Answer:
Seeds can grow into angiosperms and gymnosperms.
Hope this helps!
Name one type of plant cell that has holes in it to allow substances to flow through.
Answers
Phloem vessels are made up of columns of living cells. The end walls of phloem cells contain small holes to allow food products to move up and down the phloem vessels.
Identify Earth's position in the solar system relative to the sun.
Answers
Answer:
The third planet
Explanation:
We are the thirst planet away from the sun 150 million kilometers (93 million miles).
White Leaf Disease is a devastating disease that
affects sugar cane crops in Thailand and has become a
major issue for farmers. The disease starts with a white
line forming in the center of the sugar cane's leaves,
which can change in size and shape as it develops.The sugar cane's new leaves will become increasingly whiter, often having stunted growth, and resulting in the sugar cane being less productive than the non-
infected plants, Scientists are trying to determine
what organelle must be damaged to produce the
observed results,
Answers
White leaf disease is caused by phytoplasma. The disease infects the leaves and create white spots in them.
The farmers in Thailand are facing this issue with sugarcane crops. The organisms infect phloem tissues in sugar cane and cause the leaves to turn white.
The size and shape can change as sometimes there are fine white lines created while sometime there are white spots.
Scientists are trying to deal with such disease and an spray of liquid copper has been found beneficial to treat this disease. The white spot fungus stops to spread with the spray.
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4. (15) Some dog breeds are either black (BB, Bb) or brown (bb). However, the ability to create pigment (colour) is the result of a separate gene. For black or brown color to show, the AA or Aa must also be present; if not, the aa genotype results in no colour (albino/white). All responses must include the dihybrid Punnett squares with the results clearly stated. lting from a croce between two completely
Answers
The color of dog breeds can be black (BB or Bb) or brown (bb), and the ability to create pigment depends on the presence of the A gene (AA or Aa). The aa genotype results in no color (albino/white). Punnett squares can be used to predict the possible genotypes and phenotypes resulting from a cross between two dogs.
To determine the possible outcomes of a cross between two dogs, we can use a dihybrid Punnett square. Let's assume one dog is black (BbAa) and the other is brown (bbAA).
The Punnett square for the BbAa x bbAA cross would look like this:
Bb Ba
bb | Bbba | Bbaa
bb | bbba | bbba
From the Punnett square, we can see that there are four possible genotypes for the offspring: Bbba, Bbaa, bbba, and bbba. Among these genotypes, the Bbba and Bbaa genotypes will result in black-colored dogs, while the bbba and bbba genotypes will result in brown-colored dogs.
It's important to note that the presence of the A gene is necessary for color to be expressed, so the aa genotype would result in no color (albino/white) regardless of the B gene.
In summary, the use of a dihybrid Punnett square allows us to predict the possible genotypes and phenotypes of offspring resulting from a cross between dogs with different color and pigment gene combinations.
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Physical elements needed at school to promote quality in educational context
Answers
Answer: The 5 physical elements in school include classroom design, lighting, temperature, air quality, and acoustics. These elements are critical for creating a conducive learning environment that promotes quality education.
The important elements of quality education are the learning enviroment, the teacher and their teaching methods, the educational content, the school management, and the funding and organization.
What is the importance of quality education?Education is at the top of people’s to-do lists around the world. Making sure children go to school and improving education outcomes can transform the growth and prosperity equation.
Education facilitates socioeconomic advancement and is a key factor in eradicating poverty. Education reduces inequalities and promotes gender equality. Education promotes tolerance and promotes a more peaceful society.
The teacher’s job is to create a learning environment in which students feel empowered to learn in a safe and secure environment.
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Eukaryotes that are not fungi, animals, or plants are classified in a "catch-all" category called ________. A. archaea B. protists C. bacteria D. seaweeds
Answers
Eukaryotes that are not fungi, animals, or plants are called protists
Protists can be described as eukaryotes that are not grouped as fungi, animals or plants. These groups of organisms are so wide that there are lots of organisms that fall under this category.
Protists are tiny group of organisms that can only be seen/viewed with the aid of a strong microscope. Protists only have one type of cell and lots of these organisms are found in an aquatic environment.
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The chart below lists different plant species with a description of adaptations. Plant Species Adaptation Turkey Feet Grass This plant has very deep roots to prevent soil loss in windy areas, and to help anchor the plant. Pinkflower Hedgehog Cactus Contains spines for protection, and a waxy coating on the sunny side of the plant to help prevent water loss. Devil’s Walking Stick Secrete chemicals as a defense mechanism, and have broad leaves to catch sunlight in shady areas. Hairy Manzanita Pale pink flowers attract humming birds for pollination. Which plant species above is best adapted for a grassland biome? a Turkey feet grass b Pinkflower hedgehog cactus c Devil's walking stick d Hairy Manzanita
Answers
Answer:
A) Turkey feet grass
Explanation:
Grassland biome is one of the biomes that makes up the Earth's biosphere. Due to the characteristics of this biome (grassland), it favours the abundance of grass species over trees and shrubby plants. These characteristics include a low annual rainfall, soil's susceptibility to wind erosion etc.
Based on these characteristics, an organism that will thrive in this biome must be structurally adapted to it. This is the case of the Turkey feet grass mentioned in the question. The Turkey feet grass possess very deep roots to prevent soil loss in windy areas, and to help anchor the plant. This is as a result of soil loss common to the soil of grassland biomes.
how do specialized cells relate to the different levels of organization in a multicellular organism?
Answers
Answer:Specialized cells perform specialized functions in multicellular organisms. Groups of specialized cells cooperate to form a tissue, such as a muscle.
Explanation:
in what other parts of a plant might transpiration occur?
Answers
Answer:
Transpiration is the process of water movement through a plant and its evaporation from aerial parts, such as leaves, stems and flowers
role of all four types of lipids: fats, phospholipids, waxes, and steroids.
Answers
The four types of lipids, namely fats, phospholipids, waxes, and steroids, play distinct roles in various biological processes. Fats are primarily involved in energy storage, while phospholipids form the structural basis of cell membranes. Waxes provide protection and waterproofing for plants and animals, and steroids serve as signaling molecules and are involved in various physiological functions.
1. Fats: Fats, also known as triglycerides, are a type of lipid that play a crucial role in energy storage. They are composed of glycerol and three fatty acid chains. Fats are stored in adipose tissue and serve as a long-term energy reserve. During times of energy deficiency, fats are broken down through a process called lipolysis to release energy.
2. Phospholipids: Phospholipids are a major component of cell membranes. They consist of a glycerol molecule, two fatty acid chains, and a phosphate group. The unique structure of phospholipids allows them to form a lipid bilayer in cell membranes, with the hydrophobic fatty acid tails facing inward and the hydrophilic phosphate heads facing outward. This arrangement creates a selectively permeable barrier that controls the movement of substances in and out of the cell.
3. Waxes: Waxes are a type of lipid that serve protective functions in both plants and animals. They are composed of long-chain fatty acids and a long-chain alcohol. In plants, waxes form a waterproof coating on the outer surfaces of leaves, stems, and fruits, preventing excessive water loss and providing protection against pathogens. In animals, waxes are found in structures such as the ear canal, providing lubrication and protection against foreign particles.
4. Steroids: Steroids are a class of lipids characterized by a four-ring structure. They have diverse roles in the body, including serving as signaling molecules and regulating various physiological processes. For example, cholesterol, a type of steroid, is a precursor for the synthesis of steroid hormones such as estrogen, testosterone, and cortisol. These hormones play essential roles in reproduction, development, and metabolism.
Overall, the four types of lipids - fats, phospholipids, waxes, and steroids - each have distinct functions and contribute to various biological processes in organisms.
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1. ice wedging is to mechanical weathering as _______ is to chemical weathering.
2.______ is to increase surface area as chemical weathering is to changed minerals.
3.Weathering is to water and temperature as______ is to physical, chemical and biotic factors.
4. Acid rain is to ______ as abrasion is to mechanical weathering.
5. Chemical and mechanical are to _______ as rain and snow are to precipitation.
Answers
Answer:
gracias porlos puntos
Explanation:
Answer:
https://www.brainscape.com/flashcards/weathering-and-soil-3312058/packs/3754422
Explanation:
I finally found the answer its legit im not fake
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during times without sunlight, the pv system draws energy from
Answers
During times without sunlight, the PV system draws energy from batteries or from the grid.
Photovoltaic (PV) systems, which convert sunlight into electricity, typically include a set of solar panels, an inverter to convert the DC electricity produced by the panels into AC electricity that can be used by appliances and the grid, and a battery system to store excess electricity generated during the day for use at night or during periods of low sunlight.
During periods of low sunlight, such as at night or on cloudy days, the PV system draws energy from the battery system to power appliances and the grid. If the battery system is depleted, the PV system can also draw energy from the grid to meet demand.
In this way, PV systems can provide reliable and renewable electricity even during periods of low sunlight. However, the size and capacity of the battery system and the availability and cost of grid electricity can affect the overall reliability and cost-effectiveness of the system.
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what is the important of genetics engineering.
Answers
Cells must maintain an appropriate level of fluidity across their membranes. Hot temperatures lead to greater membrane fluidity. What might you then expect to find regarding the membrane composition of bacteria from very hot environments
Answers
Answer:
Thermophilic bacterial are rich in large quantity of thermophilic lipids in the cell membranes. This components made the membrane to be impermeable at high temperature, and therefore a good adaptation for the hot environment.
At high temperature,proton permeability increase, sodium permeability also increases but to a ;lesser extent, but Lipid is independent of this temperature rise.
Hence, these organisms rely on the less permeable Na+ for the maintenance of high sodium motive force.it is the energy derived from this that the cell membrane needs to maintain stability, coupe with the lipid content.
Explanation:
.
.
.
.
Human Population Growth
Objectives: Create a graph of human population growth and use it to predict future growth and identify factors
that affect population growth,
Year
1650
1750
1850
1925
1956
1966
1970
1976
1980
1991
2000
2004
2012
Number of People (in billions)
.60
.70
1.0
2.0
2.5
3.3
3.6
4.0
4.4
5.5
6.0
6.5
7,5
Instructions for creating your graph:
Place time on the horizontal axis. Values should range from 1650 to 2050.
Place number of people on the vertical access. Values should range from 0 to 15 billion.
Make sure that your graph is a full page in size and you have the correct labels for the X and Y axis
Create a title for your graph.
中的质量
ARARIORAT
PARIRATURE
MA
¶¶¶ M
Analysis (use your graph to answer the following):
1. It took 1649 years for the world population to double, going from .25 billion people to .50 billion people.
How long did it take for the population to double once again?
A third time?
2. How long did it take for the population to double a second time?,
3. Use a different color to extend your graph to the year 2015,
In what year will the population reach 10 billion?
1. Based on your graph, how many years will it take for the population of 2000 to double?
The graph illustrates exponential growth. Based on the properties of this graph, what does this term mean?
Answers
Exponential growth refers to a rapid and continuously increasing rate of population growth over time, resulting in a steep upward curve on the graph.
It took 1649 years for the world population to double, going from 0.25 billion people to 0.50 billion people. To double once again, it would take the same amount of time, approximately 1649 years. A third doubling would also take approximately 1649 years.
The population doubled for the second time in the year 1950. It took around 100 years for the population to double for the second time.
Extending the graph to the year 2015, you would add data points for that year. The specific values would depend on the available population data for that year.
According to the graph, the population is projected to reach 10 billion around the year 2050.
Based on the graph, it appears that the population of 2000 will double in approximately 40 years. However, since the specific year for the population value of 2000 is not provided, the exact number of years cannot be determined.
The graph illustrates exponential growth. This term means that the population is increasing at an accelerating rate over time. As the population grows, the rate of increase becomes more significant, resulting in a steep upward curve on the graph. This indicates a rapid and continuous growth pattern rather than a linear or constant rate of growth.
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Explain the heath risks associated with performance enhancing drugs
Answers
Answer:
Addiction of drugs,low immunity in the body