In order to have rh negative bl00d one must be h0m0zygous recessive. about one-sixth (1/6) of the u.s. population is rh negative, and the other five-sixths (5/6) are rh positive.
Answers
Rh blood type is determined by a gene that is either dominant or recessive. People who are Rh negative have two recessive genes, while those who are Rh positive have at least one dominant gene.
The gene that determines Rh blood type is located on the Rhesus (Rh) factor, which is found on the surface of red blood cells. In the United States, about one-sixth (1/6) of the population is Rh negative, while the other five-sixths (5/6) are Rh positive. Those who are Rh negative must have two recessive genes in order to have this blood type.
Because the gene is recessive, it is more likely for an individual to have Rh positive blood. However, if both parents have Rh negative blood, it is possible for their offspring to have this blood type. It is important to know your Rh factor if you are pregnant, as it can affect the health of your baby.
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Related Questions
Michelle y George están estudiando las fuerzas y el movimiento de un
carro de baja fricción de 0.8 kg sobre una mesa horizontal. Utilizan una
báscula de resorte para ejercer diferentes cantidades de fuerza de
tracción horizontal sobre el carro y miden la aceleración del carro para
cada fuerza de tracción. Las medidas de cada conjunto de fuerza de
tracción y aceleración se muestran en la tabla de la derecha. Si la fricción
es mucho más débil que la fuerza de tracción, ¿cuál de las siguientes
opciones se ajusta mejor a la fuerza de tracción que falta en la tabla? *
Michelle and George are studying the forces and motion of a
0.8 kg low friction cart on horizontal table. They use a
spring scale to exert different amounts of force from
horizontal traction on the cart and measure the acceleration of the cart to
each pulling force. The measurements of each force set of
traction and acceleration are shown in the table to the right. If friction
is much weaker than the tensile force, which of the following
options best fits the lacking pull force in the table? *
Answers
Answer:
désolé je ne suis pas français mon ami désolé tellement mais bonjour
Get my Joke right u get brainlyest:
How do cows walk?
Answers
Which two gases were part of both stage 2 and stage 3 in the formation of the atmosphere?
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The two gases that were a part of both stage two and stage three in the formation of the atmosphere are carbon dioxide and nitrogen.
The atmosphere consists of five primary layers, these are- troposphere, stratosphere, mesosphere, thermosphere, and exosphere. The second layer is the stratosphere and the third layer is the mesosphere. The stratosphere was formed by ices from comets and from gases that were released by volcanic eruptions and pushed into the atmosphere. The mesosphere is situated just above the stratosphere and right below the thermosphere. The two gases which were prevalent in the generation of both these layers are nitrogen and carbon dioxide.
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Name 2 properties that ALL living things have in common?
Answers
Answer:
are made of cells.
obtain and use energy.
grow and develop.
reproduce.
respond to their environment.
Explanation:
Hope this at least helps
Answer:
Growth
Dependent on their environment
Needs energy, water, food resources
Reproduction
Cells and DNA
Respiration
:)
According to the punnet square for this cross, what percentage of offspring is predicted to have blue feathers?
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fill in the blank. cellular proliferation can be grouped into the three categories __________,
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Cellular proliferation can be grouped into the three categories: continuous, stable, and labile.
Cellular proliferation is defined as the process by which cells divide and multiply. It's a process in which cells reproduce to create new cells. It is a mechanism that allows organisms to develop and maintain their tissues and organs.Cells are divided into three groups based on their proliferation abilities. There are three classifications of cellular proliferation: continuous, stable, and labile. They're classified based on their ability to multiply and grow.
Continuous cells are cells that divide at a constant rate throughout their lives. They have an infinite capacity for self-renewal and can regenerate after injury or disease. They're always dividing. Stem cells in the bone marrow and gut are examples of continuous cells.
Stable cells are cells that are mostly non-dividing but can enter the cell cycle when needed. Their proliferation rate is slower than continuous cells. Their ability to self-renew is limited and may only occur under certain circumstances. They're able to regenerate after injury or disease. Examples of stable cells include hepatocytes and smooth muscle cells.
Labile cells are cells that are always dividing and can't stay in the G0 phase. They're actively dividing and regenerating. Their life span is short, and they're constantly being replaced. The skin and the lining of the gut are examples of labile cells.
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After watching a Netflix documentary that details the effect rising CO2 levels in the atmosphere have on global warming, your uncle claims that excess CO2 in the atmosphere is good for plants, because they need it for photosynthesis. He also says that rising temperatures are good because it makes chemical reactions happen faster. State if you think this opinion has scientific merit and justify your answer. Please use photosynthesis terms!!
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Firstly, the optimal CO2 concentration for photosynthesis in most plants is around 400 ppm (parts per million). The current CO2 concentration in the atmosphere is over 410 ppm, which is higher than it has been in at least the past 800,000 years. This means that while some plants may benefit from increased CO2, many others will experience negative effects, such as decreased nutrient content, reduced growth, and decreased photosynthetic efficiency.
Secondly, while it is true that some chemical reactions occur faster at higher temperatures, the overall effects of rising temperatures on plants are complex and can be negative. For example, high temperatures can cause heat stress in plants, leading to reduced photosynthesis and growth, and increased susceptibility to pests and diseases.
Furthermore, rising temperatures and the associated changes in weather patterns can also lead to more extreme weather events, such as droughts and floods, which can be detrimental to plant growth and survival.
In summary, while it is true that plants need CO2 for photosynthesis and some chemical reactions happen faster at higher temperatures, the idea that excess CO2 in the atmosphere and rising temperatures are good for plants oversimplifies the complex relationship between plants, CO2 levels, and global warming. It is important to consider the broader impacts of climate change on plants and ecosystems when evaluating the effects of rising CO2 levels and temperatures
The _____ system includes the kidneys. excretory digestive reproductive skeletal
Answers
Answer:
The excretory system includes the kidneys.
How does dividing species into kingdoms help us understand them?
Group of answer choices
It helps us to predict what changes animals will make to adapt to their surroundings.
It helps us to see which anmals existed first.
It helps us understand the differences and similarities among living things.
IT helps us understand how animal organ systems work.
Answers
Taxonomy categorises organisms according to morphological and molecular characteristics and their evolutionary relationships. C) help us understand the differences and similarities among living things.
What is taxonomy?Taxonomy is the study of different organisms, their classification into categories according to their morphological and molecular characteristics and their evolutionary relationships, and assigning to each of them a binomial name.
The categories in where organisms are classified are:
• Domains
- archaea domain
- bacteria domain
- eukarya domain
• Kingdom
Includes different phyla closely related. This classification considers morphological traits.
- The bacteria domain includes the Eubacteria kingdom.
- The archaea domain includes the archaebacteria kingdom.
- The eukarya domain is divided into four kingdoms: Protist, Fungi, Plantae, and Animalia.
• Phylum
• Class
• Order
• Family
• Genus
• Species
Dividing species into kingdoms help us understand the differences and similarities among living things.
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Which of the following best describes the orbicularis oris?
A- It draws the eyebrows together.
B- It pulls the lower lip down and back.
C- It closes the eye.
D- It closes, purses, and protrudes the lips.
Answers
The orbicularis oris is best described as: It closes, purses, and protrudes the lips. the answer is D.
The orbicularis oris is a muscle located around the mouth, specifically around the lips. It is responsible for several movements involving the lips. It functions to close the lips, allowing for the complete closure of the oral cavity.
It also helps in pursing the lips, such as when forming an "O" shape or whistling. Additionally, the orbicularis oris plays a role in protruding the lips, as seen when someone pouts or pushes their lips forward. The muscle's circular arrangement and its connections to the surrounding structures allow for these coordinated movements of the lips.
Hence, the correct option is: D.
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solve it according to the question please.
the subject is petroleum, so please solve it regardibg
this.
F- Explain the global carbon-climate cycle during the Cretaceous period. (Write only one paragraph describing what happened during the Cretaceous geological period in order to have good source rocks.)
Answers
During the Cretaceous period, high temperatures and abundant vegetation resulted in increased \(CO_2\) levels, leading to the accumulation of organic matter and the formation of good source rocks for oil and gas.
During the Cretaceous period, spanning from approximately 145 to 66 million years ago, the global carbon-climate cycle played a crucial role in the development of favorable conditions for the formation of good source rocks. The period was characterized by high global temperatures and abundant vegetation, resulting in increased carbon dioxide \((CO_2)\) levels in the atmosphere.
The elevated \(CO_2\) levels fueled vigorous photosynthesis, leading to the accumulation of organic matter in marine and terrestrial ecosystems. As this organic matter was buried and subjected to heat and pressure over millions of years, it transformed into oil and gas, creating potential source rocks. The warm climate and prolific vegetation during the Cretaceous, along with the subsequent geological processes, contributed to the formation of the rich hydrocarbon reserves that are vital to our energy resources today.
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The correct question is:
Explain the global carbon-climate cycle during the Cretaceous period. (Write only one paragraph describing what happened during the Cretaceous geological period in order to have good source rocks.)
It is commonly believed that the mean body temperature of a healthy adult is 98.6∘F. You are not entirely convinced. You believe that it is not 98.6∘F. You collected data using 54 healthy people and found that they had a mean body temperature of 98.26∘F with a standard deviation of 1.16∘F. Use a 0.05 significance level to test the claim that the mean body temperature of a healthy adult is not 98.6∘F. a) Identify the null and alternative hypotheses? H0: ?
H1: ? b) What type of hypothesis test should you conduct (left-, right-, or two-tailed)? i. left-tailed ii. right-tailed
iii. two-tailed c) Identify the appropriate significance level. d) Calculate your test statistic. Write the result below, and be sure to round your final answer to two decimal places. e) Calculate your p-value. Write the result below, and be sure to round your final answer to four decimal places. f) Do you reject the null hypothesis? 1. We reject the null hypothesis, since the p-value is less than the significance level.
2. We reject the null hypothesis, since the p-value is not less than the significance level. 3. We fail to reject the null hypothesis, since the p-value is less than the significance level. 4. We fail to reject the null hypothesis, since the p-value is not less than the significance level. g) Select the statement below that best represents the conclusion that can be made. 1. There is sufficient evidence to warrant rejection of the claim that the mean body temperature of a healthy adult is not 98.6∘F. 2. There is not sufficient evidence to warrant rejection of the claim that the mean body temperature of a healthy adult is not 98.6∘F. 3. The sample data support the claim that the mean body temperature of a healthy adult is not 98.6∘F.
4. There is not sufficient sample evidence to support the claim that the mean body temperature of a healthy adult is not 98.6∘F.
Answers
The conclusion of the hypothesis test regarding the mean body temperature of a healthy adult is sufficient evidence to warrant rejection of the claim that the mean body temperature of a healthy adult is not 98.6∘F.
What is the conclusion of the hypothesis test regarding the mean body temperature of a healthy adult?a) Null Hypothesis (H0): The mean body temperature of a healthy adult is 98.6∘F.
Alternative Hypothesis (H1): The mean body temperature of a healthy adult is not 98.6∘F.
b) The hypothesis test should be two-tailed.
c) The appropriate significance level is 0.05.
d) The test statistic is calculated using the formula: (sample mean - hypothesized mean) / (sample standard deviation / sqrt(sample size)). The result is -5.86.
e) The p-value is calculated by finding the probability of obtaining a test statistic as extreme or more extreme than the observed value under the null hypothesis. The p-value is 0.0000.
f) We reject the null hypothesis, since the p-value is less than the significance level.
g) The phrase "There is sufficient evidence to warrant rejection of the claim that the mean body temperature of a healthy adult is not 98.6F" best summarises the finding.
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how many sets of primers are needed for dna profiling?
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An accumulation of air in the pleural space resulting in a pressure imbalance that causes the lung to fully or partially collapse is called:________
Answers
An accumulation of air in the pleural space resulting in a pressure imbalance that causes the lung to fully or partially collapse is called pneumothorax.
An abnormal buildup of air in the pleural space between the lung and the chest wall is known as a pneumothorax. Shortness of breath and quick, acute, one-sided chest discomfort are common symptoms . A tension pneumothorax happens when an area of injured tissue forms a one-way valve, increasing the amount of air in the gap between the chest wall and the lungs.
Low blood pressure and an oxygen deficiency may result from this. Obstructive shock is a type of shock that results from this and can be lethal if left untreated. Extremely infrequently, a pneumothorax may affect both lungs.
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Which plant hormone(s) increases leaf size
Answers
Answer:
Gibberellin
Explanation:
I've studied that gibberellin is a plant hormone that promotes cell elongation and division, causing the cells in the leaves to elongate and divide more, this leads to an increase in leaf size.
Hope it helps! :)
The plant hormone that helps in increasing the leaf size is the phytohormone Auxin .
Plants create signalling molecules called plant hormones, which are found in low concentration. All plant's growth and progression are regulated by plant hormones.
There are basically five types of plant hormones that are considered to be essential for plant growth . They are Auxin , Cytokinin , Gibberellin , ABA , Ethylene .
The Cytokinin and Auxin work together to enhance the development of leaf as both of the phytohormones are responsible to modulate the growth of leaf as well as controlling the cell cycle . These hormones are considered essential for plant growth and it occur naturally at various concentrations within plants throughout the duration .
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PLEASE PLEASE PLEASE HELP ME I WILL MARK BRAINY IF CORRECT
which statement is not an example of a way a mineral can form?
A. Dissolved substances crystallize on the bottom of a lake as dolomite
B. Scientists grow a diamond under laboratory conditions
C. Pressure underground causes particles in rock to reorganise, forming garnet
D. A tourmaline crystal forms from magma cooling very slowly underground
Answers
For each of the following, 1. identify whether is is nonexcludable, nonrival, neither, or both and briefly explain your answer. and 2. determine which one or more of the following (a, b, c, d) would suffer from the free rider problem. Make sure to fully explain your answers:
a. The Great Smoky Mountains National Park (covers over 800 square miles, has dozens of access points for hiking trails located along public roads and highways).
b. a playground at a local park, such as Luetta Moore Park in Statesboro, GA (if you aren't familiar with Statesboro - it's an open playground in a residential area, there's a fence around part of it, but there's no gate/fence doesn't close)
c. National defense
d. A subway train
Answers
a. The Great Smoky Mountains National Park: Nonexcludable and rivalrous. Free rider problem likely.
b. Luetta Moore Park playground: Nonexcludable. No free rider problem.
c. National defense: Nonexcludable and nonrivalrous. Free rider problem exists.
d. Subway train: Nonexcludable. Free rider problem possible during peak hours.
a. The Great Smoky Mountains National Park: It is nonexcludable because it is difficult to prevent individuals from accessing the park. However, it is rivalrous as the park's resources, such as campsites or parking spaces, can be depleted. Both nonexcludability and rivalry suggest that the park is both nonexcludable and rivalrous. The free rider problem may occur since people can enjoy the benefits of the park without paying for its maintenance or preservation.
b. Playground at Luetta Moore Park: The playground is nonexcludable since it is difficult to prevent people from using it. However, it is nonrival as one person's use does not diminish the usability of the playground for others. Therefore, it is only nonexcludable. The free rider problem may not apply here since the use of the playground does not impose costs on others.
c. National defense: National defense is both nonexcludable and nonrival. It is nonexcludable because it is challenging to exclude individuals from benefiting from defense. It is nonrival because the defense provided to one person does not diminish the defense available to others. Both characteristics make national defense both nonexcludable and nonrival. The free rider problem is prevalent in national defense since individuals can benefit from defense without incurring the costs associated with it.
d. Subway train: A subway train is nonexcludable since it is difficult to prevent individuals from using it. However, it can be rivalrous during peak hours when overcrowding may limit the available space. Therefore, a subway train is only nonexcludable. The free rider problem may not be significant here as long as there are no capacity constraints or overcrowding issues.
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List 2 examples of how bacteria are necessary for other species to exist.
Answers
Bacteria are necessary for other species to exist.
1. Helps in breaking down food- there are certain species of bacteria that reside in the gut of animals which helps in maintaining the conditions necessary for digesting food.
2. Fix atmospheric nitrogen- some bacteria live on the root nodules of specific plants that help in the nitrogen fixation which can be absorbed by the plants that act as a fertilizer.
Put each organism to each one of these categories the categories are
Producers
Secondary Consumers
Tertiary Consumers
Primary Consumers
Here are the organisms
Flower nectar
●Western whiptail
●Bobcat
●Edith’s checkerspot
Answers
Producers:
Flower nectar
Primary Consumers:
Western whiptail (feeds on insects and other small invertebrates)
Secondary Consumers:
Edith's checkerspot (feeds on the nectar of flowers and also on other insects, such as aphids)
Bobcat (feeds on small mammals, such as rabbits and rodents)
Tertiary Consumers:
There are no organisms provided that fit the definition of a tertiary consumer, which is an organism that feeds on secondary consumers.
If the volcanic ash from an eruption extends to 5.2 miles into the atmosphere, how many kilometers does this represent? (Hint: 1 mile = 1.6 kilometers.) (2 points) Group of answer choices 3.3 4.8 8.4 52
Answers
Answer:
8.4
Explanation: To find the answer you just need to multiply 1.6 and 5.2 which gives you 8.32 but 8.4 is the closest one so go with that.
What is the function of each term
Terms:
Lipids
Protein
Carbohydrates
Nucleic acids
Functions :
Provide energy for the cell
Component of cell membranes
Catalyze chemical reactions
Store genetic energy
Structure of cell walls
Answers
Answer:Lipids-Component of cell membranes
Protein-Store genetic energy
Carbohydrates-Structure of cell walls
Nucleic acids-Provide energy for the cell
Explanation:
2 What type of chemical reaction is involved in the formation of disulfide bonds?
A condensation
B hydrolysis
C oxidation
D reduction
Answers
1. The diagrams below represent the crystal shape and type of cleavage of
two different minerals. The crystal shape and type of cleavage of these
two minerals are determined mainly by the minerals
Crystal shape: cubic
Cleavage: three directions
- all at right angles
O A) color and type of luster
Crystal shape: rhombohec
Cleavage: three directions
- not at right angles
B) streak and hardness
OC) composition and atomic arrangement
OD) density and magnetism
Answers
Answer:composition and atomic arrangement
Explanation:
explain how to use a punnett square to determine the probability of inheriting traits?
Answers
The boxes that contain the dominant allele are counted and multiplied by 100 to obtain the percentage probability of the inheritance of each trait.
What is a punnet square?The Punnet square is used in genetics to determine the percentage probability of the inheritance of each of the traits represented in the square.
The square is divided into four connected by lines the number of boxes having the dominant allele is divided by 4 and multiplied by hundred and the percentage probability of the inheritance of each of the traits is obtained.
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Increasing the rate of an impulse is the function of the __________. A. Myelin sheath B. Axon terminals C. Cell body D. Axon Please select the best answer from the choices provided A B C D.
Answers
From what we know, we can confirm that Increasing the rate of an impulse is the function of the Myelin sheath.
What is the Myelin sheath?This can be considered as a protective layer that can be found around the axons of nerve cells. This is the case will neurons throughout the brain and spinal cord. This sheath allows electrical impulses to be conducted faster and more frequently.
Therefore, given its function, we can confirm that increasing the rate of an impulse is the function of the Myelin sheath.
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Which of these observations does NOT provide evidence for the heliocentric model of our solar system?
Planets move in elliptical orbits.
Comets move in regular, elliptical orbits.
Venus shows phases, just like the Moon.
Earth's gravitational pull keeps its moon in orbit.
Answers
Answer:
D. Earth's gravitational pull keeps its moon in orbit
Explanation:
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Answers
2. Brown Bear.
3. House Cat.
In this graph you are basically going down the line (or up towards the house cat) looking at the qualities each animal has. So whatever is on the bottom (hair and mammary glands) all animals above it has it. If the quality passes the animal, the animal doesn’t have that quality.
Hopefully this explanation is clearer with the answers.
Romantic movement aspire writers such as
Answers
Answer:
Emily Dickinson
Explanation:
Emily Dickinson was a poet who was inspired by the romantic movement, she used romanticism in her poems.
Answer:
Emily Dickinson
Explanation:
emily dickinson was inspired by the romantic movement
Nearly all stimuli destined for the cerebral cortex must first pass through the ________.
Answers
Nearly all stimuli destined for the cerebral cortex must first pass through the thalamus.
The outer layer of the brain is the cerebral cortex. Its surface has many folds, giving it a rumpled look. The folds are made up of many deep grooves called sulci and raised areas called gyri.
The cerebral cortex is made from 4 lobes: frontal lobe, parietal lobe, temporal lobe, and occipital lobe.
The main function of the cerebrum is to control the voluntary muscle movements of the body. The cerebral cortex is primarily involved in consciousness.
The thalamus is an egg-fashioned shape withinside the middle of the brain. It is known as the relay station for all incoming motor (movement) and sensory information (auditory, gustatory, visual, and tactile (but not olfactory).
The thalamus is a small structure in the brain just above the brainstem, between the cerebral cortex and midbrain, and has extensive neural connections to both. The principal characteristic of the thalamus is to transmit motor and sensory alerts to the cerebral cortex.
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Neutral solution can change the color of liquid.
True or false
Answers
Answer:
False
Explanation:
Distilled water is neutral by nature. We can verify it by litmus test. Water does not change the colour of either red or blue litmus.
Answer:
False
Explanation:
Because if it's a neutral solution, then it's not an acid nor an alkaline. It will stay colourless