Glove-like dermatitis, diarrhea, and dementia are signs of pellagra. Pellagra is a dietary deficiency disease that is caused by a deficiency of vitamin B3 (niacin) in the diet. It is a metabolic condition characterized by a dermatitis rash, diarrhea, and dementia.
It is a rare disease that is most commonly seen in poor or malnourished populations in underdeveloped countries.Signs and symptoms of PellagraThe most common symptoms of Pellagra include the following:Glossitis, which is an inflamed tongue and lipsPhotosensitivityDermatitis, which is an itchy rash that is similar to a sunburnSymmetrical hyperpigmentation (darkened areas of skin)Hallucinations and dementiaDepression and confusionGastrointestinal symptoms, including abdominal cramps, nausea, and diarrhea Weakness and fatigue Pellagra is a serious condition that can be fatal if left untreated.
It can be easily treated with a diet that is rich in niacin and other essential nutrients. If you or someone you know is experiencing symptoms of Pellagra, it is important to seek medical attention right away.
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What patterns do you see in the winds?
Answer:
winds in the Northern Hemisphere appear to curve to right as they move in the southern hemisphere, winds appear to curve to the left
Explanation:
Can biodiversity of a natural grassland be increased by introducing cattle. (which were not originally present). Give reason
Explanation:
Biodiversity means the diversity in different species which are dependent for nutrient involved in nutrient chain.by introducing many more cattle is not a diversity it will be a same species and it will only increase Biomass
lactose tolerance is a phenotypic trait that has been under recent positive selection in human populations, specifically in livestock farmers from northern europeans, and middle-eastern and african populations. based on this evidence, which statement is correct? group of answer choices lactose tolerance is an example of gene-culture coevolution lactose tolerance makes undesirable traits less fit human traits are always under positive selection all of the above are correct
Based on this evidence of Lactose tolerance is a phenotypic trait positive selection in human populations statement is correct is Lactose tolerance is an example of gene-culture coevolution.
It should read, "Lactose tolerance is an example of gene-culture coevolution." This is so because cultures that consumed dairy products had a selection advantage if they could digest lactose into adulthood, a feature that emerged as a result of the cultural practise of dairy farming.
A character state, phenotypic characteristic, or simply trait is a unique variation of a phenotypic trait that can be inherited or acquired by environmental factors, but it usually results from a mix of the two. For instance, an organism's eye colour is a trait, but eye colours like blue, brown, and hazel are characteristics. Generally speaking, the word "trait" refers to the phenotypic manifestation of various allele combinations in various individual organisms within a single population, such as the well-known purple vs. white blossom colours in Gregor Mendel's pea plants.
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Complete question:
Lactose tolerance is a phenotypic trait that has been under recent positive selection in human populations, specifically in livestock farmers from northern Europeans, and Middle-Eastern and African populations. Based on this evidence, which statement is correct?
a. Lactose tolerance is an example of gene-culture coevolution
b. Positive selection makes undesirable traits less fit
c. Human traits are always under positive selection
d. All of the above are correct
How is the cell's ability to get materials in and out of the cell affected by a cell's growth?
Answer:
as a cell grows its volume increases and the cell membrane expands. The volume increases faster than the surface area so the amount of surface area available to pass materials decreases
Explanation:
Why could a loss of chlorophyll limit cellular respiration in plants?
A. there would be too much oxygen to produce.
B. there would be less glucose produce for respiration.
C. there would be too much carbon dioxide produced.
D. there would be more ATP molecules produce.
Answer:
the answer is option B as chlorophyll is used to.mske glucose whivh is later utilized in respiration
HELP MEEEEE PLEASEEE ASAPPPPP
how can a small change in energy use make a significant difference in CO2 emissions
Answer:
⬇️
Explanation:
small changes in energy use like switching to water & wind based systems can reduce carbon pollution and create a better energy creating source.
According to the scientific theory of how the universe was formed, which statements true?
Answer:
The universe was formed by a by the BIG BANG.
If i'm right plz mark be brainly.
Explanation:
what type of transport is needed to move molecules of the substance from outside the cell to inside
Imagine a population of moths. White moths are easier for birds to see and eat. Black moths blend into their surroundings, so they are less visible to birds than white moths. As a result, black moths are more likely to survive and reproduce, enabling the gene for black coloration to be passed on to the next generation. This increases the frequency of genes for black coloration in the population. Which evolutionary process does this scenario describe
Answer:
The correct answer is - natural selection.
Explanation:
Natural selection is a process of adapting according to the environmental change in order to survive and reproduce and increase their number. It is represented by Darwin for the first time. Natural selection leads to evolution.
In this case, White moths adapt according to the environment by increasing the population of black moths in order to blend with the surrounding and as the result, black moths are more likely to produce and survive and passed this trait to the next generation.
—————. Are small round structures in cells that break down large food particles into smaller ones
Answer:
Lysosomes
Explanation:
Lysosomes also break down old cell parts and release the substances so they can be used again.
Females with hemophilia have an easy genotype to identify. They are all XnXn. Both recessive alleles must be present for a female to have hemophilia. If one dominant allele is present (XN), the individual would be normal.
How many females have the genotype XnXn? Type Answer Here
p 1 and q 0, assuming that the frequency of the XN allele is near to 1. As a result, q2 0 would represent the frequency of the XnXn genotype.
Do girls with hemophilia have a genotype that is simple to recognize?Hemophilia in females is an easy genotype to recognize. Individuals must possess both recessive alleles in order to be nn. The female would be normal if there was just one dominating. Girls that do not exhibit the hemophilia trait may be heterozygous (HH) or homozygous normal (NN) (Nn).
Which genotype of these females would be hemophilic?Because hemophilia is an X-linked recessive trait, a girl needs to have the mutation on both of her X chromosomes in order to manifest the condition. Hence, we know her XhXh genotype.
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HELP PLEASE! I WILL GIVE BRAINLIEST! HECK IF I FIGURE OUT HOW TO GIVE EXTRA POINTS THAT TOO!
Part 3 to the 2.06 Lab, please, i didn't do it!!!!!!
DX I didn't seen it!!!!
Answer:
Controlled Variables- distilled water solution
Independent Variables- size of the cubes of potatoes and apples
dependent variables- Percent increase in volume
Explanation:
Hypothesis 1 I expect the smaller cubes to have a greater percent increase in volume because of its greater surface area to volume ratio
starch and water clear and blue
water clear and clear
How does a crater formed by the impact of a meteorite differ from a crater formed by volcanism?
Answer: Whereas volcanic craters arise from deep inside the planet, impact craters originate in outer space.
Explanation:
Prices rose drastically in germany in the years leading up to the great depression. write an essay that compares the hardships people suffered in the depression era to the problems people are facing in the current economic downturn.
The hardships people suffered in the Great Depression era can be compared to the problems people are facing in the current economic downturn in terms of economic difficulties and challenges.
How do the hardships of the Great Depression era compare to the problems in the current economic downturn?The hardships experienced during the Great Depression era and the challenges faced in the current economic downturn share similarities in terms of economic difficulties. Both periods are marked by economic downturns, unemployment, and financial instability.
In the Great Depression, prices rose drastically in Germany and other countries, leading to hyperinflation and severe economic instability. People endured poverty, unemployment, and a lack of social safety nets, resulting in widespread suffering.
Similarly, in the current economic downturn, individuals may face job losses, reduced income, and financial insecurity. Economic recessions or crises can result in financial market fluctuations, increased unemployment rates, and economic hardships for many.
While the underlying causes and specific circumstances may differ, the overall impact on people's lives and the challenges they face in both periods can be comparable.
It is important to note that the severity and scope of hardships during the Great Depression were particularly extreme, with long-lasting effects on society. Comparatively, the current economic downturn may have different dynamics, with social safety nets, government interventions, and financial regulations providing some level of support and stability.
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If you are given time and distance, you can determine power if you know
A. Force
B. Watts
C. Energy
D. Joules
Answer:
Hey, the answer is Force
What percent is equal to the decimal 0 2?
A. O 0.002%
B. 0.02%
C. 02%
D. O 20%
If someone answer this I will give them brainlylist if they answer this only two people or more.
Answer: D. 0.20%
Explanation: since a percentage is the same as a hundredth and 100% is the same as one:
Explanation:
0.2× 100% = 0.2 ×1 00 % = 20%
1 1
What areas did Darwin explore in his voyage?
Answer:
1831, Charles Darwin received an astounding invitation: to join the HMS Beagle as ship's naturalist for a trip around the world. For most of the next five years, the Beagle surveyed the coast of South America, leaving Darwin free to explore the continent and islands, including the Galápagos.
during which phase of mitosis are the sister chromatids separated and consequently become daughter chromosomes
The phase of mitosis during which the sister chromatids are separated and become daughter chromosomes is called Anaphase.
Anaphase is the fourth stage of mitosis, following the metaphase, in which the chromosomes are aligned at the metaphase plate. The centromeres hold together the chromatids, and spindle fibers attach to the centromeres in the anaphase.
During the anaphase, spindle fibers shorten and start to pull the chromatids of each chromosome apart, making the sister chromatids move toward opposite poles of the cell. At the same time, the cell elongates, and other spindle fibers lengthen, pushing the poles away from each other.
Therefore, the sister chromatids are separated and start moving to opposite poles to become the daughter chromosomes.
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in the sexual fungal life cycle, which option is correct? group of answer choices once the nuclei fuse (karyogamy) to form a zygote, that zygote then develops into a diploid embryo via mitosis. once the nuclei fuse (karyogamy) to form a zygote, that zygote then develops into an embryo via mitosis. each embryo then produces four spores via meiosis. once the nuclei fuse (karyogamy) to form a zygote, that zygote then produces spores via meiosis once the nuclei fuse (karyogamy) to form a zygote, that zygote then produces spores and an embryo via mitosis. once the nuclei fuse (karyogamy) to form a zygote, that zygote then produces spores and an embryo via either meiosis or mitosis, depending on the environmental conditions.
Once the nuclei fuse (karyogamy) to form a zygote, that zygote then produces spores and an embryo via either meiosis or mitosis, depending on the environmental conditions.
In the sexual fungal life cycle, the nuclei of two different mating types fuse to form a diploid zygote. This zygote can develop into an embryo via mitosis, which can then produce four spores via meiosis. Alternatively, the zygote can produce spores and an embryo via either meiosis or mitosis, depending on the environmental conditions. This process is known as heterothallism, and it allows for genetic diversity in fungal populations. The resulting spores can then go on to form new fungal colonies and continue the life cycle.
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in the sexual fungal life cycle, which option is correct? group of answer choices once the nuclei fuse (karyogamy) to form a zygote, that zygote then develops into a diploid embryo via mitosis. once the nuclei fuse (karyogamy) to form a zygote, that zygote then develops into an embryo via mitosis. each embryo then produces four spores via meiosis. once the nuclei fuse (karyogamy) to form a zygote, that zygote then produces spores via meiosis once the nuclei fuse (karyogamy) to form a zygote, that zygote then produces spores and an embryo via mitosis. once the nuclei fuse (karyogamy) to form a zygote, that zygote then produces spores and an embryo via either meiosis or mitosis, depending on the environmental conditions.
SCIENCE - What is the scientific term used for any of two or more compounds that have the same molecular formula but differ in structure or other properties? Examples include methoxyethane and propanol, and glucose and fructose?
Isomers is the term which is basically used in order to describe two or more than two compounds which have the same molecular formula but different structure and function.
Isomers are basically two or more compounds which happen to have the same molecular formula and yet they differ in their structure as well as their functions. The distribution of atoms in the isomers changes which changes their structure.
There can be different types of isomers which include the structural isomers, geometric isomers etc. Some of the examples of isomers include glucose and fructose; propanol and methoxyethane; butane and isobutane etc.
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Please Help I Need Help
Explanation:
symbitotic: close ecological relationship between two or more organisms that live in close contact
mutualism is a symbiotic relationship in which both organisms benefit;
parasitism is a symbiotic relationship in which one organism benefits while the other organism is harmed
commensalism one organism benefits, the other neither benefits nor is harmed
:commensalism: answers will vary; lesser long-nosed bat/saguaro cactus; human and pet dog
Mutulism: answers will vary, human and eyelash mite, clownfish.and sea anemone
parasitism answers will vary, caterpillar and wasp, human and tapeworm
Why does our sun appear to be bigger than all of the other stars?
A.The sun is much hotter than other stars.
B.The sun is the closest star to the earth.
C.The sun's color is yellow which is the brightest, most visible star.
D.As light travels from the other stars, it gets reflected.
amoeba sisters video recap dna vs rna and protein synthesis updated
The genetic material utilized to make proteins, which are necessary for all living things to function, is found in DNA. The transmission of this genetic data between DNA to protein biosynthesis is mostly mediated by RNA.
What really is DNA and what does it do?The information molecule is DNA. It contains information needed to create proteins, which are other big molecules. These instructions are dispersed throughout 46 lengthy structures called chromosomes which are found within each of your cells. Many smaller pieces of DNA, called genes, make up these chromosomes.
What are DNA and RNA all about?DNA and RNA are the two primary types of nucleic acids. Nucleotides are the building blocks of DNA and RNA; each one has a nitrogen base, a phosphate group, and a five-carbon sugar backbone.
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complete question is:
amoeba sisters video recap dna vs rna and protein synthesis updated.What are DNA and RNA all about?
What is the energy required to get a reaction started called?
Answer:
Activation Energy
YW!
Explanation:
can someone help me with this❗️❗️
Answer:
1. Yes, if a red flower with genotype RR and a white flower with genotype WW were crossbred, resulting in 100% of the offspring having the same phenotype, then this would be an example of complete dominance. In complete dominance, the dominant allele completely masks the recessive allele, meaning that only the dominant phenotype is expressed in individuals that carry at least one copy of the dominant allele. Therefore, in this case, all the offspring would have the same phenotype as the parent with the dominant allele, which is red.
It would be Red (flowers).
2. The phenotype in this case would be "pink" as it is an intermediate phenotype between the red and white phenotypes of the two homozygous parents.
The phenotype in this case would be "pink phenotype".
(I'm not sure if this might be right!)
3. Red and White
Hope this helps, let me know if you need more help! Sorry if I answered something wrong! :]
how plants evolved to lure pollinators?
Answer:
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Explanation:
Which of the following sequences represent the complementary DNA sequence to the DNA strand — AGATCCGTA —?
a. CTCGAATAT
b.AGTAGGCTA
c.TCTAGGCAT
d.TCATGGCAT
what types of data would a meteorologist need to collect to demonstrate the presence of a cyclone in a specific region?
Answer:
Surface temperature and lower air pressure.
Explanation:
Surface temperature and lower air pressure are the types of data would a meteorologist need to collect in order to demonstrate the presence of a cyclone in a specific region. For the formation of cyclone, warm and moist air is required so surface temperature and lower air pressure are the data that gives information that the cyclone is present in a particular area or not.
Will give the brainiest! Please answer it correctly and thoughtfully. Please answer the first question with AT LEAST 2-3 sentences, while the last one can just be examples
1. Meiosis is two divisions of a reproductive cell’s nucleus. It occurs in a continuous series of steps. Compare AND contrast the steps of meiosis I to meiosis II.
2. Describe mutation. Give EXAMPLES where mutations could be harmful, beneficial, or neutral.
Answer:
1. Both Meiosis I and II have the same number and arrangement of phases: prophase, metaphase, anaphase, and telophase. In meiosis II, these chromosomes are further separated into sister chromatids. Meiosis I includes crossing over or recombination of genetic material between chromosome pairs, while meiosis II does not.
2. Answer! A Mutation occurs when a DNA gene is damaged or changed in such a way as to alter the genetic message carried by that gene. The majority of mutations are neutral in their effects on the organisms in which they occur. Beneficial mutations may become more common through natural selection. Harmful mutations may cause genetic disorders or cancer. I hope it helps! :)
2. Which determines the identity of an element
A. its mass number
B. the charge of the atom
C. the number of its neutrons
D. the number of its protons
The identity of an element is primarily determined by: D. The number of its protons.
The identity of an elementThe number of protons in an atom's nucleus is known as its atomic number. Each element on the periodic table has a unique atomic number, which corresponds to the number of protons in the nucleus of its atoms. For example, hydrogen has an atomic number of 1 because it has one proton, while carbon has an atomic number of 6 because it has six protons.
The atomic number is crucial in defining the identity of an element because it distinguishes one element from another.
Hence option d is correct
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