Answer: isn’t it climax community?
Explanation:
Individuals with Huntington's disease possess an allele that causes severe symptoms by Group of answer choices replacing pairs of chromosomes. halting the process of gene expression. regulating the sequences of nucleotides. producing certain abnormal proteins.
Individuals with Huntington's disease possess an allele that produces certain abnormal proteins, causing severe symptoms, including damage to nerve cells in the brain.
The Individuals with Huntington's disease possess an allele that produces certain abnormal proteins. The abnormal protein in question here is Huntingtin protein, which has too many copies of CAG (cytosine-adenine-guanine) triplet repeat in its DNA sequence. Due to the expanded CAG repeat, Huntingtin protein becomes toxic and begins to cause damage to nerve cells in the brain, leading to Huntington's disease.
The allele in question produces Huntingtin protein with too many copies of CAG triplet repeat. The presence of expanded CAG repeats leads to the production of toxic Huntingtin protein, causing damage to nerve cells in the brain.
Individuals with Huntington's disease possess an allele that produces certain abnormal proteins, causing severe symptoms, including damage to nerve cells in the brain.
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Study this image.
Earth apostrophe s crust. Arrows show movement from middle toward opposing sides, creating a separation.
Which statement correctly explains what is happening in the image?
A volcano is forming.
Plates are converging.
A rift valley is forming.
A transform boundary is occurring.
Answer:
C.) A rift valley is forming
Explanation:
Because one is a ocean plate, and one is a "land plate" and they are pulling apart, which forms a rift valley.
Answer: it's C. A rift valley is forming
Explanation: I got it right on edge 2021
Which of the following are two arousal theories?
A. Drive and Inverted U Hypothesis
B. Advance and magnification
C. Progressive and rational
A. Drive and Inverted U Hypothesis are two arousal theories
Among the given options, Drive Theory and Inverted U Hypothesis are the two arousal theories. Drive Theory suggests that increased arousal improves performance, while the Inverted U Hypothesis posits that there is an optimal level of arousal for peak performance, with performance decreasing at both lower and higher arousal levels. Options B and C do not represent arousal theories.
Hypothesis: In this context, the term "hypothesis" refers to the underlying assumptions of the arousal theories. The Drive Theory hypothesis is that performance increases with arousal, while the Inverted U Hypothesis suggests that there is an optimal arousal level for peak performance.
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Can I Get Some Help PLEASEEEE i Will Give Brainliest if you tell how to do it after you answer it correctly
3. Summarize patient A's history: Chromosomes obtained from a nearly full term fetus of a 40 year old female.
Which chromosome set has an extra? _diagnosis______
What diagnosis would you give this patient (what abnormality)? ______________
Summarize patient B's history:
Summarize the history of patient C:
As per the observation, it is clear that the correct answer is a medical book as it will have the medical history of the patient.
Gigantism is an extreme situation this is almost usually due to an adenoma, a tumor of the pituitary gland. Gigantism happens in sufferers who had immoderate boom hormones in childhood. The pituitary tumor cells secrete an excessive amount of boom hormone (GH), which main to many adjustments withinside the body.
How is gigantism diagnosed?
If gigantism is suspected, the prognosis is commonly shown via way of means of taking blood assessments to degree the stages of boom hormone and insulin-like boom component 1 (IGF1) circulating withinside the blood. IGF1 is launched into the blood often via way of means of the liver in reaction to boom hormone.
Thus it is clear that medical books will have a medical history of patent with gigantism.
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Although nitrogen gas makes up 78% of the atmosphere, we can't use it because of what
During their life cycle, some animals go through a metamorphosis, or a radical change, before they turn into adults. Which organisms in your table go through a metamorphosis? Explain your reasoning. Ladybug, Common frog, alligator, or human
During their life cycle, some animals go through a metamorphosis, or a radical change, before they turn into adults. The organisms in the table that go through a metamorphosis are Common frog and Ladybug.
Metamorphosis is the process of transformation from a juvenile form to an adult form in various animals, including insects, amphibians, mammals, and reptiles. It is a marked and sustained change in morphology and physiology occurring at the juvenile stage. The process takes place during the larval stage, and it is significant for the animal to be able to reproduce successfully at a later stage.
Common frog: Common frogs undergo an egg, larvae, tadpole, froglet, and adult stage as a part of their life cycle. The tadpole stage involves metamorphosis. The tadpoles have a long tail, no legs, and gills to breathe in water. After some time, the tadpoles go through metamorphosis, which involves the development of legs, a mouth, and the resorption of their tails, as they prepare to leave the water and become adult frogs.
Ladybug: Another organism that undergoes metamorphosis is the ladybug. Ladybugs begin their life as eggs, then hatch into larvae that look like tiny alligators with long legs. Then they go through a metamorphosis stage before becoming adult ladybugs. During this stage, they rest while their bodies go through a radical transformation. Ladybugs also have different patterns and colors on their wings and body, which develop during metamorphosis. Humans and alligators are organisms that do not undergo metamorphosis. They develop into adult forms directly from their juvenile stages without undergoing marked and sustained changes in morphology and physiology occurring at the juvenile stage.
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Chemical and Waste Management:
Discuss the packaging of regulated waste for transport.
(Dental Assistant Related Chapter 23)
Answer:
los cupoo
Explanation:
kk
List what can possibly happen to a wave of light as it encounters objects. HURRY I NEED HELP!!!
Pretty sure its Reflection, Absorbtion, and Transmission.
Describe an example of a plant cell that is specialized for a specific function. What is special about the cell that allows it to perform this specific function?
A plant cell type that is specialized for a specific function is the mesophyll cells in the leaves, which contain many chloroplasts to perform photosynthesis.
What is cell differentiation?Cell differentiation refers to the specialization by which cells can perform specific functions.
Mesophyll cells in the plant leaves are specialized cells that contain chloroplasts, which are organelles where photosynthesis occurs.
In conclusion, a plant cell type that is specialized for a specific function is the mesophyll cells in the leaves, which contain many chloroplasts to perform photosynthesis.
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an external hordeolum, which is the result of an eyelash follicle infection, is commonly known as .
An external hordeolum, commonly known as a stye, is a localized infection of the eyelash follicle. It is typically caused by bacteria, most commonly Staphylococcus aureus.
Styes appear as a painful, red, and swollen bump on the eyelid, often with a visible pus-filled head. They can be uncomfortable and may cause temporary vision disturbances.
Styes usually resolve on their own within a week, but warm compresses and good hygiene practices can help alleviate symptoms and promote healing. It is important to avoid squeezing or popping the stye to prevent further infection.
In some cases, a doctor may need to drain the stye or prescribe antibiotics if the infection persists or becomes severe.
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seedless vascular plants are able to grow larger than bryophytes because
Seedless vascular plants are able to grow larger than bryophytes due to their ability to transport water and nutrients more efficiently through their vascular tissues.
Vascular plants have specialized structures called xylem and phloem, which allow for the efficient transport of water and nutrients throughout the plant. This allows for larger, more complex structures to be supported, such as the tall ferns and horsetails commonly seen in wetland habitats. In contrast, bryophytes lack vascular tissues and must rely on diffusion to transport water and nutrients from cell to cell.
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Five ways humans impact the environment are deforestation, desertification, Non-native species, and overharvesting.
Now pick 3 of them and discuss the causes and consequences of them!
ill be marking brainliest
Answer:
hope you help
Explanation:
The loss of trees and other vegetation can cause climate change, desertification, soil erosion, fewer crops, flooding, increased greenhouse gases in the atmosphere, and a host of problems for indigenous people.
Answer: deforestation
Explanation: cutting down of trees without replacement leads to desertification
O A. Spindles
O B. Chromatids
O C. Centromeres
O D. Gametes
Answer:
D. Gamates
Explanation:
Meiosis is a cell division that ends up producing gamates as sperm or egg cells.
The BRCA-1 genes in humans encode proteins that have role in maintaining DNA stability. Mutation in this gene results in formation of non-functional protein, which is not able to repair damaged DNA, resulting in a significantly increased risk of breast cancer. BRCA-1 is a/an: Group of answer choices Proto-oncogene Homeotic gene Oncogene Tumor suppressor gene
Answer:
tumor suppressor gene
Explanation:
A tumor suppressor gene is capable of modulating cellular processes during cell division and/or replication, thereby avoiding uncontrolled cell proliferation and tumor development. For example, the p53 gene is a tumor suppressor gene that encodes a protein (p53) which is well known to regulate critical cellular processes such as, for example, cell cycle arrest and programmed cell death (apoptosis). Moreover, breast cancer genes BRCA1 and BRCA2 are tumor suppressor genes that regulate the repair of damaged DNA through the Homologous recombination (HR) pathway. In consequence, mutations in BRCA1 and BRCA2 genes can increase the risk of developing breast cancer.
all the cells in a multicellular organism are the same. True or False
Answer:
false
hope this helps
have a good day :)
Explanation:
Charles and Francis Darwin covered different parts of coleoptiles and exposed them to light. They concluded that:
Charles and Francis Darwin experimented on coleoptiles (the protective sheaths covering young shoot of grass) and exposed them to light. They concluded that the tip of coleoptiles is sensitive to light and gravity.
The tip is able to sense the direction of the light and gravity, thus making it easier for the plant to grow and orient itself in the right direction. When coleoptiles are exposed to light, the growth of the coleoptiles is inhibited on one side while stimulated on the other side.The Darwins established that coleoptiles can detect light from their tips through experiments on the growth of these coleoptiles.
They covered the tips of the coleoptiles, exposing them to light from one side and blocking light on the other side. The tip of the coleoptile that was exposed to light grew away from the light, while the side that was shielded from light didn't grow as fast.
The Darwins established that the growth of the coleoptiles was stimulated on the side opposite the light source, while the growth on the side of the light source was inhibited. This observation showed that the coleoptiles tip could sense the direction of the light and direct growth accordingly.
In conclusion, Charles and Francis Darwin established that the tip of coleoptiles is sensitive to light and gravity, and it can sense the direction of the light. This ability allows the coleoptiles to grow and orient themselves in the right direction, and thus be able to grow towards the light to continue their photosynthetic activities.
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How long does it take a car traveling at an average speed of 20 m/s to complete a 4 km journey?
Answer:
200 seconds are required
*Explanation:
speed:20 m/s
distance:4km
time:?
so we need to find the amount of time in this word problem but first all the units should be the same so convert km to m
To do this (multiply by 1000)
4 km × 1000 = 4000m
now write the formula for finding time which is
\(time = \frac{distance}{speed} \)
\(time = \frac{4000}{20} \)
time= 200 seconds
Lower air density means
oxygen molecules in each breath
Answer:
As air pressure decreases oxygen continues to account for about 21% of the gasses in the air as it does at sea level. But, there is less oxygen because there is less of all of the air's gasses
black (b) involved in the synthesis of melanin in labrador dogs is dominant over brown (b). a separate allele (e) is responsible for deposition of the pigment in the hair. two recessive alleles (ee) result in failure of deposition and a lab with yellow fur will result. if you cross a homozygous black male (bb ee) with a homozygous yellow female (bb ee) what will be the f1 and f2 (use the punnet square for the f2 cross) genotypes and phenotypic ratios? note the phenotype for each genotype.
The pigmentation of the hair is deposited by a different allele (E). A lab with yellow results when twin recessive alleles (ee) are present. The two alleles of this gene are B and b.
Black is a gene that affects coat colour in Labrador retrievers, and it plays a role in coat colour. The two alleles of this gene are B and b. The extension gene is yet another one that affects coat colour. Additionally, this gene has two alleles, E and e. The genotype of two genes determine the coat colour of Labrador dogs. A dominant allele, B, of one gene results in black fur, while the alternative allele, b, results in brown fur. However, irrespective of the genotypes of the first gene, a dog will have yellow fur if a second gene has two recessive alleles, ee. The complementation test, also known as the cis-trans test, is a genetic analysis used to determine if two mutations linked to a certain trait represent two distinct gene types.
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The pigmentation of the hair is deposited by different alleles (E). A lab result on the brown and black colour of the hair of labrador dogs was presented, when twin recessive alleles (ee) are present. The two alleles of this gene are B and b.
Black is a gene that affects coat colour in Labrador retrievers, and it plays a role in coat colour. The two alleles of this gene are B and b. The extension gene is yet another one that affects coat colour. This gene has two alleles, E and e. The genotype of two genes determines the coat colour of Labrador dogs. A dominant allele, B, of one gene results in black fur, while the alternative allele, b, results in brown fur. However, irrespective of the genotypes of the first gene, a dog will have yellow fur if a second gene has two recessive alleles, ee. The complementation test, also known as the cis-trans test, is a genetic analysis used to determine if two mutations linked to a certain trait represent two distinct gene types.
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What is the relationship between cell division, cell differentiation, and gene regulation? - Cell division alone is sufficient for embryonic development--each division provides an opportunity to generate unique cells with different patterns of gene expression. - Cell division is the process of regulating transcription and translation and is necessary throughout development: gene regulation is only necessary during fertilization. - Cell division alone would result in a big ball of undifferentiated cells. Cell differentiation occurs as a result of regulation of the expression of certain genes, leading to specialized structure and function of cells - Cell division only occurs during cleavage after the blastula is formed cell differentiation via cene regulation is used to form tissue layers
The relationship between cell division and gene regulation is Cell differentiation, which leads to specialized structure and function of cells, occurs through the regulation of gene expression. Option C is correct.
C. Cell division alone would result in a big ball of undifferentiated cells. Cell differentiation occurs as a result of the regulation of the expression of certain genes, leading to specialized structure and function of cells. During development, cells undergo a process called cell differentiation, where they become specialized and acquire specific functions. This process is tightly regulated by gene expression, which determines which genes are turned on or off in a cell, leading to the development of specific cell types.
Cell division is responsible for increasing the number of cells during development, but it alone does not determine cell specialization. Instead, gene regulation plays a critical role in guiding cells to differentiate into specific cell types with distinct characteristics. Gene regulation involves mechanisms such as transcription factors, epigenetic modifications, and signaling pathways that control the expression of genes at different stages of development. Through gene apoptosis regulation, cells acquire the necessary instructions to differentiate into various cell types, forming tissues, organs, and ultimately the whole organism.
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The complete question is
What is the relationship between cell division, cell differentiation, and gene regulation? -
A. Cell division alone is sufficient for embryonic development--each division provides an opportunity to generate unique cells with different patterns of gene expression. -
B. Cell division is the process of regulating transcription and translation and is necessary throughout development: gene regulation is only necessary during fertilization. -
C. Cell division alone would result in a big ball of undifferentiated cells. Cell differentiation occurs as a result of regulation of the expression of certain genes, leading to specialized structure and function of cells -
D. Cell division only occurs during cleavage after the blastula is formed cell differentiation via cene regulation is used to form tissue layers
Slide A has cells with a visible nucleus, mitochondria, a cell membrane, a cell wall, and chloroplasts.
Slide B has cells with a visible nucleus, mitochondria, and a cell membrane.
How should these slides be labeled?Immersive Reader
(9 Points)
Slide A, animal cells; Slide B, animal cells
Slide A, animal cells; Slide B, plant cells
Slide A, plant cells; Slide B, animal cells
Slide A, plant cells;Slide B, plant cells
Plant cells: eukaryotic. Relatively large. Have a nucleus, have mitochondria, sometimes have chloroplasts. Have a large central vacuole and a cell wall.
Define mitchondria?Small structures in a cell that are found in the cytoplasm (fluid that surrounds the cell nucleus). Mitochondria make most of the energy for the cell and have their own genetic material that is different from the genetic material found in the nucleus.
Mitochondria are known as the powerhouse of the cell because it is responsible for the extracting energy from food through cellular respiration. The energy is released in the form of adenosine triphosphate (ATP). It is an energy currency of the cell. Download the app to view unlimited solutions on app.
Mitochondria originated by permanent enslavement of purple non-sulphur bacteria. These endosymbionts became organelles through the origin of complex protein-import machinery and insertion into their inner membranes of protein carriers for extracting energy for the host.
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design solution to treat sewage water in anaerobic digestion
An anaerobic treatment cycle entails wastewater entering a bioreactor plug socket containing sludge, a thick semi-solid substance rich in anaerobic bacteria and other microorganisms that break down the organic contaminants in the wastewater.
What is anaerobic digestion?Anaerobic digestion is a process in which bacteria break down organic matter in the absence of oxygen, such as animal manure, wastewater biosolids, and food waste.
Anaerobic digestion is the most commonly used sludge treatment method. In this process, a significant portion of the organic matter (cells) is broken down into carbon dioxide (CO2) and methane (CH4) in the absence of oxygen.
Thus, this is the way to treat wastewater anaerobically.
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I NEED HELP ASAP ILL GIVE BRAINLIEST!!
What factors facilitate erosion by wind?
A. heat, low water table and low humidity
B. ocean currents, La Niña and El Niño
C. increased solar flares, close solar orbits and sunspots
D. drought, plant die-off and wind
Wind, plant mortality, and drought all contribute to plant erosion.
A number of variables, including wind speed, soil moisture content, waviness, soil texture & aggregation, organic matter content, agricultural practises, vegetation cover, & field size, affect wind erosion.Wind, plant mortality, and drought all contribute to plant erosion.
There is a complicated relationship between drought with soil erosion. In drought-prone locations, the effects of runoff & wind speed up soil erosion. Additionally, as soil dries, cracks form, reducing soil moisture and volume. A light breeze that rolls soil particles all along surface to a strong wind which lifts a lot of material into the air to produce dust storms are all examples of wind erosion. Sand can occasionally be blown into enormous dunes by wind.
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The most abundant element in Earth’s continental crust, by weight, is _____.
Answer:
Oyxgen is the heaviest.
Explanation:
How would someone with diabetes know they need medical help?
You may be diagnosed with diabetes because you go to the doctor for: persistent infections or a slow-healing wound. complications that are associated with prolonged high blood sugar levels, such as numbness or tingling in your feet. heart problems.
endorphins are released in the brain in response to
When your body experiences stress or pain, endorphins are released in the brain.
When you are stressed or in pain, your body releases endorphins. Chemicals called endorphins (hormones). A few delightful activities that let them go are exercise, massages, eating, and sex. Endorphins boost your sense of well-being while also reducing tension and reducing pain.
The cerebrum, the brain's primary body, is divided into the right and left cerebral hemispheres. The term "cerebrum" has frequently used to refer to the entire brain. The ridge or groove separating the two hemispheres is referred to as the "great longitudinal fissure".
Thus, when your body experiences pain, endorphins are released in the brain.
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What well-known court case in Tennessee dra-matized the influence of Darwinism on American thought and life
The well-known court case in Tennessee that dramatized the influence of Darwinism on American thought and life is the Scopes Trial. It was also called the "Monkey Trial."
The Scopes Trial was a court case that took place in Dayton, Tennessee, in July 1925. It was a trial for a high school teacher, John T. Scopes, who was accused of teaching the theory of evolution, which was against Tennessee state law at the time. In the Scopes Trial, the American Civil Liberties Union (ACLU) wanted to test the constitutionality of the Butler Act, which outlawed the teaching of the theory of evolution in Tennessee public schools. The Scopes Trial is known for dramatizing the influence of Darwinism on American thought and life. It was a highly publicized court case that pitted science against religion and tradition. The trial attracted national and international attention and brought the debate over evolution to the forefront of American society. The trial was important because it showed the struggle between fundamentalism and modernism in America in the early 20th century. The Scopes Trial exposed the deep divisions in American society over the role of religion in public life and the place of science in the classroom.
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can you explain in brief about gigatism and dwarfism
Gigantism is a condition caused by excessive secretion of STH(somato trope hormone) before puberty. Individuals reach heights of about 2 meters.
Dwarfism(hypophyseal dwarfism) is caused by hyposecretion of STH before puberty. Individuals reach heights of about 1,20-1,30m
What do we call the part of the cell that is considered the brain of the cell because it controls and directs all of the cell's activities? The chamber Cytoplasm The nucleus The organelle
what moves the food from your mouth to your stomach when you swallow? a. pressure difference between zones of the esophagus b. gravity enzymes excreted by the salivary glands c. peristaltic muscle contractions
When you swallow, peristaltic muscular contractions transfer food from your mouth into your stomach. Here option C is the correct answer.
When you swallow food, the process involves a coordinated effort of several mechanisms to move the food from your mouth to your stomach. The primary mechanism responsible for this movement is peristaltic muscle contractions.
Peristalsis refers to the rhythmic contraction and relaxation of muscles in a wave-like motion. In the case of swallowing, peristalsis occurs in the esophagus, a muscular tube connecting the mouth to the stomach. As you initiate the swallowing reflex, the food bolus is propelled through the esophagus by sequential waves of muscular contractions. These contractions squeeze the walls of the esophagus, pushing the food forward in a coordinated manner.
The pressure difference between different zones of the esophagus also plays a role in facilitating the movement of food. When you swallow, the upper esophageal sphincter relaxes, allowing the food to enter the esophagus. Subsequently, the lower esophageal sphincter relaxes, allowing the food to enter the stomach. These sphincters help maintain pressure differences between the different regions, ensuring the unidirectional flow of food.
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