if a person with oi who is heterozygous mates with a person who is homozygous for the wild-type allele, what is the probability that their first child will show symptoms of oi?
Answers
If a person with Osteogenesis Imperfecta (OI) who is heterozygous (Oo) mates with a person who is homozygous for the wild-type allele (oo), the probability that their first child will show symptoms of OI is 50%.
Osteogenesis Imperfecta (OI) is a genetic disorder that is caused by mutations in the COL1A1 or COL1A2 genes. The severity of OI depends on the type of mutation present and whether the person is homozygous or heterozygous for the mutation. In this scenario, the person with OI is heterozygous, meaning they have one mutated gene and one wild-type gene, while their partner is homozygous for the wild-type allele, meaning they have two normal copies of the gene.
The probability of their first child showing symptoms of OI depends on the inheritance pattern of the mutated gene. OI is inherited in an autosomal dominant manner, which means that if one parent has a mutated gene, there is a 50% chance that their child will inherit the mutated gene and therefore be affected by OI.
In this case, the person with OI has a 50% chance of passing on the mutated gene to their child, while their partner will always pass on a wild-type allele.
Therefore, the probability of their first child showing symptoms of OI is 50%. However, it is important to note that the severity of the symptoms may vary depending on the type of mutation present in the child.
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Related Questions
Is the space between the particles slay the same when thermal energy is added to the material?
Answers
Answer:
No
Explanation:
When thermal energy is added to a material ,kinetic energy increases causing the molecules to begin to move faster. When these particles move faster, more space is created because there is more energy to overcome the intermolecular forces, which causes the distance of the molecules to increase. This is why a liquid can become a gas (evaporation) the increase in thermal energy increases the movement of the molecules and they overcome the forces that hold them together, causing the distance between each particles
Figure 6 shows the inheritance of flower colour in two species of plant.
In pea plants and in snapdragon plants, flower colour is controlled by one pair of alleles.
In figure 6 the parental generation plants are hom0zygous for flower colour.
In heterozygous pea plants, the allele for red flower colour is dominant
In heterozygous snapdragon plants, the alleles for flower colour are both expressed.
What is the genotype of the red-flowered pea plants in the F1 generation?
What is the genotype of a white-flowered snapdragon plant?
Answers
In the F1 generation, the red-flowered pea plants have a genotype of Rr, where R represents the dominant allele for red flower color, and r represents the recessive allele for white flower color.
The genotype of a white-flowered snapdragon plant is ww, where w represents the recessive allele for white flower color.
Pea Plants:
The red-flowered pea plants have a genotype of Rr, where R represents the dominant allele for red flower color, and r represents the recessive allele for white flower color.
This means that the red-flowered pea plants have inherited one dominant allele (R) from one parent and one recessive allele (r) from the other parent. The dominant allele (R) determines the red flower color, while the recessive allele (r) does not show its characteristic in the presence of the dominant allele.
Snapdragon Plants:
The white-flowered snapdragon plant has a genotype of ww, where w represents the recessive allele for white flower color. In this case, the snapdragon plant has inherited two recessive alleles (w) from both parents.
Since the recessive allele (w) is present in both copies, the white flower color is expressed in the snapdragon plant.
It's important to note that the information provided only describes the genotypes of the red-flowered pea plants (Rr) and the white-flowered snapdragon plant (ww) in the F1 generation.
It does not provide any information about the phenotypes or genotypes of the other plants in the F1 generation or any subsequent generations.
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Throughout life we come into contact with microbes. The initial contact is during birth. As we grow and age, some of those contacts:
a. become normal flora
b. never colonize and are lost
c. result in infection
d. result in disease
e. all of the above
Answers
The answer is e. All of the above. Throughout our life, we come into contact with microbes, with the initial contact occurring during birth. As we grow and age, some of those contacts become normal flora, meaning they establish a beneficial relationship with our body.
This means that some microbes:
a. become normal flora, which are the harmless or beneficial microorganisms that colonize our body;
b. never colonize and are lost, meaning they do not establish a long-term presence on or within our body;
c. result in infection, which occurs when harmful microorganisms invade and multiply within the host; and
d. result in disease, when these infections cause negative effects on the host's health.
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in birds and mammals, a vestige of the sinus venosus of the fish heart remains as the sinoatrial node, which serves as a(n) group of answer choices baroreceptor. site of erythropoiesis. inhibitory node. diastole detector. pacemaker. previousnext
Answers
In birds and mammals, the sinoatrial node is a small cluster of specialized cells located in the right atrium of the heart. It is often referred to as the "pacemaker" of the heart because it generates electrical signals. Pacemaker is right answer.
The vestige of the sinus venosus of the fish heart refers to the evolutionary remnants of the fish heart structure that can still be found in birds and mammals in the form of the SA node. The SA node acts as the primary natural pacemaker of the heart, initiating the electrical impulses that regulate the rhythm and rate of the heartbeat. These impulses spread throughout the heart and coordinate the contraction and relaxation of the atria and ventricles, ensuring an efficient and coordinated pumping action of the heart. Other options listed, such as baroreceptor, site of erythropoiesis, inhibitory node, and diastole detector, are not accurate descriptions of the SA node or its function in the heart.
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What does the word
ORGANELLE mean, and why do think cells have
organelles?
Answers
Answer:
an organelle is any of a number of organized or specialized structures within a living cell. I think cells have organelles because organelles are found in virtually all eukaryotic cells. They carry out essential functions that are necessary for the survival of cells – harvesting energy, making new proteins, getting rid of waste and so on.
Explanation:
The purpose of this experiment was to examine how the temperature, pH, substrate concentration affect amylase activity and which one produces more activity.
make a hypothesis from this experment pls
Answers
Based on the stated purpose of the experiment which was to examine how the temperature, pH, and substrate concentration affect amylase activity and which one produces more activity, a hypothesis about the experiment will be:
The temperature, pH, and substrate concentration affect amylase activity, but substrate concentration has the most effect on enzyme activity.What is a hypothesis?A hypothesis is an explanation given to explain an observation or occurrence without prior testing to refute or confirm the explanation.
A hypothesis is like an intelligent guess based on previous knowledge or experience.
However, a hypothesis may or may not be true. Hence, hypotheses are normally tested by means of experiments or research in order to confirm or refute them.
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How are sedimentary rocks made. A. Magma or lava is cooled B. Materials are pressed together C. Chemical reactions change minerals. D. Earthquakes causes small pieces to fall
Answers
Answer:
B. Materials are pressed together
Explanation:
sedimentary rocks are made up of pieces (clasts) of pre-existing rocks. Pieces of rock are loosened by weathering, then transported to some basin or depression where sediment is trapped. If the sediment is buried deeply, it becomes compacted and cemented, forming sedimentary rock.
Sedimentary rocks are made up by the pressing down together the materials which are loosened through weathering. Thus, the correct option is B.
What are Sedimentary rocks?Sedimentary rocks are the type of rock which are formed by the accumulation or deposition of mineral particles or organic particles at the Earth's surface, followed by cementation of the particles.
Pieces of rock are loosened by weathering of particles, then these are transported to basin or depression where the sediment is trapped. If the sediment is buried deeply in the basin, it becomes compacted and cemented to form sedimentary rocks. Clastic sedimentary rocks may have particles of rocks ranging in size from microscopic clay to huge boulders.
Therefore, the correct option is B.
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Why does active transport require energy?
A) To move substances that lack concentration gradients
B) To move substances between concentration gradients
C) To move substances against their concentration gradient
D) to move substances along their concentration gradient
Answers
Why: I’m almost done with this
Which strophic level does a fish represent in this food chain?
Algae->mosquito larva->dragonfly->fish->man
Answers
Answer:
Secondary consumer/small carnivore
Explanation:
The fish is eaten by the top of the food chain/tertiary consumer (human) and eats primary consumers/herbivore (dragonfly), which means it is the secondary consumer on the food chain.
2. The homogeneity of variance assumption requires that the two sample variances
be equal. (True or false?)
Answers
The given statement" The homogeneity of variance assumption requires that the two sample variances be equal" is True because the homogeneity of variance assumption requires that the two sample variances be equal.
This assumption is important in statistical tests, such as ANOVA and t-tests, to ensure the validity of the results. When this assumption is met, it allows for accurate comparisons between groups.
Variance is a measure of dispersion that, in contrast to range and interquartile range, accounts for the spread of all data points in a data collection. Along with the standard deviation, which is just the square root of the variance, it is the measure of dispersion that is most frequently employed.
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Carolyn and ken are learning about the geosphere, atmosphere, biosphere, and hydrosphere. they put sand in a small swimming pool. they dug a hole in the middle and filled the hole with water. they turned a fan on and watched how the water and sand changed.
Answers
Answer: Hope this helps!
Explanation:
A person who has the gene for a particular trait but doesn't show the trait
Answers
A person who has the gene for a particular trait but doesn't show the trait is referred to as a carrier. In genetics, certain traits or conditions require the presence of two copies of a specific gene to be expressed, one from each parent. These traits follow a recessive inheritance pattern.
When a person carries a recessive gene, it means they have one copy of the gene but not the corresponding dominant allele needed to display the trait. As a result, carriers do not exhibit the trait themselves but can potentially pass it on to their offspring.
Carriers are particularly relevant in genetic diseases. For example, in autosomal recessive disorders like cystic fibrosis or sickle cell anemia, carriers have one normal copy of the gene and one mutated copy. They do not have the disorder but can pass the mutated gene to their children, increasing the risk of the trait being expressed if the other parent is also a carrier or affected.
It is important to identify carriers in genetic testing to assess the risk of passing on certain genetic traits or diseases to future generations.
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Ventricles _____.
pump blood to the lungs and body
receive blood through the superior vena cava
receive blood through the inferior vena cava
are located in the top half of the heart
Answers
Answer:
I want to say pump blood to the lungs and body
Explanation:
20. compression of lumbar spinal nerves could significantly affect gait. which of the following muscles would not be affected during this occurrence? a. rectus femoris b. iliacus c. vastus lateralis d. piriformis 21. the sciatic nerve is actually comprised of two nerves: the femoral and tibial nerves. a. true b. false
Answers
When the lumbar spinal nerves are compressed, it can lead to various symptoms including pain, weakness, and changes in gait. Gait refers to the way a person walks or moves, and it involves many muscles in the lower body. If the lumbar spinal nerves are affected, it can cause weakness or dysfunction in the muscles that they innervate.
Regarding question 20, all of the listed muscles are innervated by lumbar spinal nerves and could be affected by compression. Therefore, the answer is none of the above - all of the muscles could potentially be affected.
Regarding question 21, this is false. The sciatic nerve is a single nerve that arises from the lower back and travels down the back of the leg, branching into smaller nerves that innervate various muscles and areas of skin. The femoral and tibial nerves are separate nerves that arise from the spinal cord and innervate different muscles and areas of the leg.
Hi! I'm happy to help you with your questions.
20. Compression of lumbar spinal nerves could significantly affect gait. The lumbar spinal nerves innervate muscles in the lower extremities that play a crucial role in walking. Among the listed muscles, the one that would not be affected during this occurrence is:
d. Piriformis
The piriformis is innervated by the sacral spinal nerves, not the lumbar spinal nerves. The other muscles (rectus femoris, iliacus, and vastus lateralis) are innervated by lumbar spinal nerves and would be affected.
21. The statement "The sciatic nerve is actually comprised of two nerves: the femoral and tibial nerves" is:
b. False
The sciatic nerve is comprised of two nerves: the tibial and common fibular (peroneal) nerves. The femoral nerve is a separate nerve that innervates different muscles in the leg.
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the source of variation among microorganisms that were once identical is
Answers
The source of variation among microorganisms that were once identical is primarily due to mutations in their genetic material and the acquisition of new genetic material through horizontal gene transfer.
These processes contribute to the diversification of microorganisms and the emergence of new traits and characteristics.
Microorganisms, such as bacteria and viruses, reproduce through cell division or replication, during which errors can occur in the copying of their genetic material. These errors, known as mutations, can lead to changes in the DNA sequence, resulting in genetic variation. Mutations can be spontaneous or induced by external factors such as radiation or chemicals. Over time, accumulated mutations can drive the divergence of once identical microorganisms, leading to the development of distinct populations or even new species.
In addition to mutations, microorganisms can acquire new genetic material through horizontal gene transfer. This process involves the transfer of genetic material between different organisms, often facilitated by mechanisms such as conjugation, transformation, or transduction. Horizontal gene transfer can occur between closely related microorganisms or even between different species. This exchange of genetic material can introduce novel genes and traits into microorganisms, further contributing to their variation and adaptation to different environments.
Overall, the source of variation among microorganisms that were once identical can be attributed to mutations in their genetic material and the acquisition of new genetic material through horizontal gene transfer. These mechanisms play a crucial role in driving the diversity and evolution of microorganisms, allowing them to adapt and survive in changing conditions.
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Crop rotation is a planned order of specific crops planted on the same field. Crop rotation means that succeeding crops are of adifferent genus and species. Examples are row crops planted after small grains or grain crops after legumes. The planned rotationmay be for a two- or three-year period.What is a LIKELY ecological impact of crop rotation?A) The main crop becomes resistant to pests.B) It can interrupt the life cycles of certain pests.C) Lesser amounts of nitrogen are needed in the soilD) It ensures the presence of a single type of nutrient in the soilPlease select the correct answer choice.
Answers
A likely ecological impact of crop rotation is that it ensures the presence of a single type of nutrient in the soil. (option D)
What is the meaning of this political
cartoon?
Answers
I need an answer as soon as possible please!! will mark as brainliest
Answers
Answer:
Yes! the given evidence supports theory.
Explanation:
Greetings !
DNA base pair. Under normal circumstances, the nitrogen-containing bases adenine (A) and thymine (T) pair together known as purines, , and cytosine (C) and guanine (G) pair together known as pyrimidines . The binding of these base pairs forms the structure of DNA.
Thus, in the above diagram it shows the purely shows the proportionality.
4 pts
The United States banned chlorofluorocarbons in aerosol cans. These actions became a
global movement and let to an international agreement on the ban. Which environmental
concern were governments directly addressing by eliminating the use of
chlorofluorocarbons in aerosol cans?
Tim
Atte
40
Dependency of fossil fuels.
Melting of icecaps.
Salinity levels in the ocean.
Levels of stratospheric ozone.
Previous
Next >
Answers
Answer:
Impact as greenhouse gases
CFCs were phased out via the Montreal Protocol due to their part in ozone depletion. However, the atmospheric impacts of CFCs are not limited to their role as ozone-depleting chemicals.
Explanation:
An example of homeostasis in living organisms is.............
a. cooling effect resulting from evaporation of water from the body surface
b. root hairs of a plant growing towards a source of light
c. changing of the body color of a chameleon to match the color of the foliage on which it is resting
d. the release of phosphorus into the phloem of a plant growing in a phosphorus deficient soil.
PLS HELP ASAP to choose the correct option
Answers
Answer:
d. the release of phosphorus into the phloem of a plant growing in a phosphorus deficient soil.
Explanation:
Homeostasis is a living organism's way of maintaining a stable internal environment even in the event of external environmental changes. When the plant keeps supplying phosphorus to the phloem even in the case of a deficiency in the soil, it maintains a steady balance on its inside irrespective of the lack in the soil.
the part of a neuron that transmits neural messages to other neurons or to muscles or glands is called the a synapse b cell body c association area d dendrite e axon
Answers
The part of a neuron that transmits neural messages to other neurons or to muscles or glands is called the Axon
Neurotransmitters from one neuron are released, cross the synapse, and connect to unique molecules in the following cell known as receptors when neurons communicate. The message is taken in by the receptor, processed, and then transmitted to the following cell. The message eventually reaches the brain.Synapses: At specialized junctions known as synapses, dendrites receive impulses from other neurons. Neurotransmitters are delivered from one synaptically connected neuron to the next neuron in the little space between them.
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sucrose is the monomer of what A/lipids B)starchesC)carbohydratesD)proteinsE)sugar
Answers
Answer:
E
Explanation:
cause it is
Streams that disappear into sinkholes are a sure sign of karst land.
Select one:
True
False
Answers
Answer:
Explanation:
true
I NEED HELP PLEASE !!!!
Answers
Answer:
they show that the results can be applied to other populations
Explanation:
For human beings there are __________ possible sperm and ____________ possible eggs which can be produced which results in ___________ possible genetic combinations.
Answers
For human beings there are million of possible sperm and million of possible eggs which can be produced which results in trillions possible genetic combinations.
What is human reproduction?Human reproduction is a condition when man genital organ penetrate female genital organ in result of releasing sperm that run toward the eggs in the female genital organs in order create a seed. The seed will contain the mix of male and female DNA who doing the reproduction. In short, child will inherit both of his parent DNA. But, It does not mean the child has to be have a similar look to their parent because of there is recessive DNA on both of their parent that might be dominant on the child that cause the child look different from their parent.
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Read God's rules of health and sanitation for Israel in
Lev. 11:1-8 and Deut. 23:12-14. How might these
rules have protected His people from diseases such as
those caused by parasitic worms? Relate your answer
to the mode of transmission of many parasitic worms.
Answers
Answer:
It is transmitted in the body through contaminated food.
Explanation:
These rules of God's about health and sanitation have protected Israeli people from diseases which was caused by parasitic worms because these parasitic worms entered the body by not washing hands and contaminated food. These parasitic worms are present on the skin as well as in the food so the person can save itself from these parasitic worms if he or she wash hands properly before eating the meal and eat clean, fresh and healthy food.
We know that for example stem Bromelain has an enzymatic activity of 0.542 U/mg and there are 20 billion bacteria in our teeth. Calculate how long does Bromelain take to degrade all of the biofilm created by the bacteria using this rule : a) Any assumptions must be written as "(Assumption)". Plus point for those who tell me why they choose that assumption b) Any other data gained from other sources must be written specifically. If it is a book, you can just write the title of the book and the page. If it is a source/website/journal, just write the title of it. c) If you write other data without stating that it is assumption or obtained from other sources, I assume that you create data by yourself without knowing anything!!
Answers
Given that Stem Bromelain has an enzymatic activity of 0.542 U/mg, and there are 20 billion bacteria in our teeth. We need to calculate how long it takes to degrade all of the biofilm created by the bacteria.Assumptions and explanations used in the calculation: Assumption: The mass of the biofilm is not given. Therefore, it is assumed that the biofilm's mass is 1 mg, as the enzymatic activity of bromelain is provided per mg. If the biofilm's mass is different, the result will be different.
We know the enzymatic activity of bromelain, which is 0.542 U/mg.We are given that the number of bacteria in our teeth is 20 billion. The biofilm is created by these bacteria. Bromelain is supposed to degrade the biofilm. Therefore, we need to calculate the mass of the biofilm. The mass of the biofilm is assumed to be 1 mg, as the enzymatic activity of bromelain is given per mg.Now we can use the given data to calculate the time required for bromelain to degrade all of the biofilms created by the bacteria.First, we need to find the total enzymatic activity required to degrade the biofilm. The mass of the biofilm is assumed to be 1 mg.Enzymatic activity of bromelain = 0.542 U/mgTotal enzymatic activity required to degrade 1 mg biofilm= 0.542 U/mg × 1 mg= 0.542 UThe total enzymatic activity required to degrade the biofilm created by the 20 billion bacteria is:Total enzymatic activity required= Enzymatic activity per bacteria × Total number of bacteria= 0.542 U/mg × 20 billion= 1.084 × 10^10 UTo find out how long it takes for bromelain to degrade all of the biofilm, we need to know the rate of degradation. The rate of degradation depends on various factors, such as temperature, pH, etc., which are not provided in the question. Therefore, it is impossible to calculate the time required for bromelain to degrade all of the biofilms created by the bacteria without knowing the rate of degradation. Thus, the answer cannot be calculated.
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In chromatin, dna winds around disc-shaped clusters of eight proteins called ________.
Answers
In chromatin, DNA winds around disc-shaped clusters of eight proteins called histones.
In the field of biology, chromatin can be described as a highly compact, condensed structure of DNA and the proteins called histones that form the chromosomes in organisms.
The charge of histone proteins is positive whereas the charge of DNA is negative, these opposite charges make it possible for the DNA to be wrapped by the histone proteins.
The chromatin and histones together form the nucleosome. In a nucleosome, the chromatin material is wrapped by eight histone proteins which are double copies of H2A, H2B, H3, and H4, referred to as the histone octamer. All the nucleosomes are then held in compact form by the H1 histone protein.
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HELP PLEASE
Step One:
Choose one of the reform movements from the lesson.
Children in poverty.
Education
Deaf and blind
Mental illness
Temperance
Social Reform
In complete sentences of your own words, create a blog post that teaches society about the reform movement you chose. The blog post should be at least one paragraph.
Use this template to organize your blog post. This template is for you to record the facts. For this, you may use bullet points. You will then take the information you record on page one to write your blog post in complete sentences on page two.
Social Reform Blog Post
Reform Topic
Catchy Title
What was the problem?
Who was involved in addressing the problem?
What was done to reform society?
Does the problem still exist today?
One example of something (law, organization, institution, etc.) that exists today because of the reform movement of the 1800s
One image representing the reform movement and its goals Add an image here and provide the link where you found it.
Now, use the information you have recorded above to write your blog post. Use the template that is provided below.
Place your title here
Answers
Overview. Mental illnesses, also referred to as mental health disorders, are a broad category of ailments that affect your emotions, thoughts, and behaviour.
What constitutes a severe mental illness?Serious mental illness (SMI), a more severe subset of mental illnesses, is defined as one or even more mental, behavioural, and emotional disorders that significantly restrict or interfere by one or more significant daily tasks and produce serious functional impairment (NIMH).
What mental disorder causes the most agony?For a long time, it was thought that individuals who had borderline personality disorder (Bi polar disorder) had the most severe emotional pain and distress. According to studies, those on the borderline go through considerable and prolonged emotional pain.
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what are the pros and cons of clear cutting
Answers
Answer:
Pro: Financial Reasons. Clearcutting advocates argue that the method is the most efficient for both harvesting and replanting trees. ...
Con: Effects on Plant and Wildlife. ...
Pro: Increased Water Flow. ...
Con: Loss of Recreation Land. ...
Pro: Increased Farmland.
Explanation:
No exp