An idea popular to the public, based on bad science is "pseudoscience".
What is pseudoscience?Pseudoscience is a claim, discovery, or system of reasoning that is presented as science but lacks the objectivity required by the scientific process. Research that is founded on flawed hypotheses, an ineffective experimental plan, or flawed data can also lead to pseudoscience.
Cognitive prejudice and belief-dependent realism are two psychological foundations for pseudoscience.
Examples of pseudoscience include palmistry, phrenology, and physiognomy.
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what is the answer of this one?
The property of water most likely caused the weathering in picture is hydrogen bonds in the water grew outward and moves the rock apart.
What are the properties of water?Water (H 2O) is a polar inorganic compound that is at room temperature a tasteless and odorless liquid, which is nearly colorless apart from an inherent hint of blue.
Three specific properties of water include adhesion, cohesion and surface tension. Adhesion is the attraction of water molecules to other substances, such as glass.
The four unique properties of water that make it unique are high specific heat, high polarity, adhesion cohesion, and a lower density as a solid. Water having a high specific heat allows it to absorb heat energy without a subsequent change in temperature.
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Can you fill in the blanks?
Punnett squares are used to get the probabilities of getting offspring with certain genotypes and phenotypes. 1) Parents' genotype: Chewbacca ⇒ Bb, Sussiebacca ⇒ bb. 2) The chances of a child born with brown hair are 50%. 3) The chances of a child born with red hair are 50%
What is a Punnett square?
The Punnett square is a graphic representation that shows the different types of gamete combinations according to the alleles involved in a cross.
Punnett square shows the probabilities of getting offspring with different genotypes and their consequent phenotypes.
In the exposed example
Chewbacca ⇒ brown hair ⇒ heterozygous Sussiebacca ⇒ red hair Allele B codes for brown hairAllele b codes for red hairCross) Chewbacca with Sussiebacca
Parentals) Bb x bb
Gametes) B b b b
Punnett square) B b
b Bb bb
b Bb bb
F1) 1/2 = 50% of the progeny is expected to be heterozygous and have brown hair.
1/2 = 50% of the progeny is expected to be homozygous recessive and have red hair.
1) Parents' genotype:
Chewbacca ⇒ BbSussiebacca ⇒ bb2) The chances of a child born with brown hair are 50%
3) The chances of a child born with red hair are 50%
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What amino acid is coded for by this sequence before the mutation?
Answer: What is a mutation in an amino acid sequence?
A mutation in the amino acid sequence may alter the structure of a protein but it does not necessarily alter its function, although, the mutation at specific sites such as conserved residues can bring about a change in the structure and function of the protein. Dec 17, 2020
genetic code, the sequence of nucleotides in deoxyribonucleic acid (DNA) and ribonucleic acid (RNA) that determines the amino acid sequence of proteins. Though the linear sequence of nucleotides in DNA contains the information for protein sequences, proteins are not made directly from DNA.
which is a point mutation and not a frame shift mutation
Sickle cell anemia is a point mutation in which the 6th position of the beta chain of Hb is replaced from glutamate to valine
The point mutation is the one in which there is a change in one codon as in sickle cell anemia whereas frame shift mutation occurs due to either insertion or deletion of multiple codons
The sun is also the reason .... exist. The.... is moving air.
The same word fills in both blanks.
Your answer
The sun is also the reason wind exist. The wind is moving air.
What is Wind?This is referred to as the movement of air, caused by the uneven heating of the Earth by the sun and the Earth's own rotation.It is also caused by differences in air pressure within our atmosphere as air under high pressure moves toward areas of low pressure.
Due to the uneven heating of the earth's surface by the sun, the earth's surface is made up of different types of land and water, and it absorbs the sun's heat at different rates thereby leading to the daily wind cycles which are observed and is thereforetrhe reason why it was chosen as the corect choice.
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Red blood cell (RBC) lysis is a consequence of hemoglobin defect at which level?
a.AA sequence level
b.Biochemical level
c.Physiological level
d.DNA sequence level
(Biology Chemistry)
Which one of the following water scarcity solutions would MOST likely result in a water war?
Please choose the correct answer from the following choices, and then select the submit answer button.
Answer choices
installing a dam
constructing a desalination plant
recycling wastewater
returning water underground
Installing a dam would MOST likely result in a water war
Why would the dam lead to water war?Installing a dam is most likely to result in a water war among the given options. While dams can provide a reliable source of water for irrigation, drinking, and other uses, they can also impact downstream water availability and harm natural habitats.
Conflicts over water rights and access can arise between different regions or countries that share the same water resources. Dams have been the source of many water disputes, particularly in arid and semi-arid regions where water resources are scarce. Constructing a dam can affect the natural flow of rivers, leading to downstream water scarcity and environmental degradation, which can cause disputes over water access and use.
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Look at the DNA strand in the boxes below, write out what the complementary strand DNA would be in the box below it.
DNA strand:
A T A T G C G
C A T C A T C A T
G A T T A C A
G T A G T A G T A
Answer:
T A T A C G C
G T A G T A G T A
C T A A T G T
C A T C A T C A T
Explanation:
In a complementary DNA sequence, Adenine (A) always pairs with Thymine (T), and Cytosine (C) always pairs with Guanine (G)
Joe has blonde hair. Joe's father has brown hair. Joe's mother also has brown hair. Joe's father and Joe's mother want to have another child. What is the probability that the child will have brown hair? Support your reasoning with a Punnett Square.
Answer:
Assuming a single gene determines that hair color with two alleles (brown and blonde), and that both parents are heterozygous (Bb) for this gene, the Punnett square would look like this:
see attachment:
So, there is a 75% chance that the child will have brown hair (either BB or Bb), and a 25% chance that the child will have blonde hair (bb).
This calculation is based on the principles of Mendelian genetics, which state that each parent contributes one allele to their child for each gene and that the dominant allele (B) masks the recessive allele (b) in a heterozygous individual (Bb).
Therefore, based on the given information, the probability that Joe's father and mother will have a child with brown hair is 75%, and the probability that the child will have blonde hair is 25%.
Explanation:
Hi fellow bre- I mean brainy users I need your help giving 30 POINTS!!!
What would you expect to cause a drop in air pressure?
Slowly dropping air temperature
Rising air temperature
The air temperature staying the same
A drastic drop in air temperature
Question 5(Multiple Choice Worth 2 points)
(10.03 MC)
What happens to the humidity if the temperature drops and the amount of moisture in the air stays the same?
The humidity is not affected by temperature.
The humidity increases.
The humidity decreases.
The humidity stays the same.
Answer:
for question 1
Rising air temperature
For question 2
Humidity increases
Explanation:
Hope this helps im not sure though
Answer: rising air temperature, when air temperature drops, air pressure will increase
Explanation: when air gets warmer, it expands creating less pressure. as it cools, it compacts creating more pressure.
Question 1 (1 point)
A binomial name consists of....
the generic name and then the family name
the specific name and then the generic name
the generic name and then the specific name
Question 2 (1 point)
He formalized the binomial nomenclature as the modern system of naming organisms.....
Aristotle
Carl Linnaeus
Charles Darwin
Question 3 (1 point)
The widely accepted code for the naming of animal species.....
ICNafp
ICZN
ICNB
Question 4 (1 point)
The binomial name for a species of banana...
Musa paramecium
Musa Musa
Paradiscium Musa
Question 5 (1 point)
The taxonomic rank consists of what is below the genus level...
Domain
Family
Species
There has been news of an outbreak of FMD in the state. Sanjay is preparing a warning statement to be issued to all farm
that they will be on the lookout for signs and immediately contact his department if any of their animals show signs of it. W
ready, who will he MOST likely send it out to?
O A. only cattle farmers
OB.
O C.
OD.
cattle farmers and sheep herders
farms with cattle, sheep, or pigs
only sheep herders
If Sanjay is preparing a warning statement to be issued to all farm. It will MOST likely send it out to: C. Farms with cattle, sheep, or pigs.
What is Foot-and-mouth disease (FMD)?Foot-and-mouth disease (FMD) is known as a disease that affects animals such as cattle, sheep, and pigs.
Therefore, Sanjay will likely send the warning statement out to farms with any of these animals. This will help ensure that all farmers who have animals that are susceptible to FMD are aware of the outbreak and can be on the lookout for signs of the disease.
Sending the warning statement only to cattle farmers or sheep herders would not be comprehensive enough and could lead to the disease spreading among other susceptible animals on the farm.
Therefore the correct option is C.
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Which explains the differences in the distribution of solar energy on Earth’s surface?(1 point)
ozone to protect the eart
what is the Hypothesis and Opinion of the followning text?
Most natural environments exhibit a substantial component of random variation, with a degree of temporal autocorrelation that defines the color of environmental noise. Such environmental fluctuations cause random fluctuations in natural selection, affecting the predictability of evolution. But despite long-standing theoretical interest in population genetics in stochastic environments, there is a dearth of empirical estimation of underlying parameters of this theory. More importantly, it is still an open question whether evolution in fluctuating environments can be predicted indirectly using simpler measures, which combine environmental time series with population estimates in constant environments. Here we address these questions by using an automated experimental evolution approach. We used a liquid-handling robot to expose over a hundred lines of the micro-alga Dunaliella salina to randomly fluctuating salinity over a continuous range, with controlled mean, variance, and autocorrelation. We then tracked the frequencies of two competing strains through amplicon sequencing of nuclear and choloroplastic barcode sequences. We show that the magnitude of environmental fluctuations (determined by their variance), but also their predictability (determined by their autocorrelation), had large impacts on the average selection coefficient. The variance in frequency change, which quantifies randomness in population genetics, was substantially higher in a fluctuating environment. The reaction norm of selection coefficients against constant salinity yielded accurate predictions for the mean selection coefficient in a fluctuating environment. This selection reaction norm was in turn well predicted by environmental tolerance curves, with population growth rate against salinity. However, both the selection reaction norm and tolerance curves underestimated the variance in selection caused by random environmental fluctuations. Overall, our results provide exceptional insights into the prospects for understanding and predicting genetic evolution in randomly fluctuating environments. Author summary: Being able to predict evolution under natural selection is important for many applied fields of biology, ranging from agriculture to medicine or conservation. However, this endeavor is complicated by factors that inherently limit our ability to predict the future, such as random fluctuations in the environment. Population genetic theory indicates that probabilistic predictions can still be made in this context, but the extent to which this holds empirically, and whether these predictions can be based on simple measurements, are still open questions. Making progress on answering these questions can be achieved by capitalizing on experiments where the environment is precisely controlled over many generations. Here, we used a pipetting robot to generate random time series of salinities with controlled patterns of fluctuations, which we imposed on a microalga, Dunaliella salina. Tracking the frequencies of two genotypes in a mixture by sequencing a short barcode sequence, we were able to show how patterns of fluctuating selection relate to the fluctuating environment. Interestingly, parts of these responses, but not all, could be predicted by simpler measurements in constant environments, allowing precise characterization the limits and prospects for predicting evolution in fluctuating environments. [ABSTRACT FROM AUTHOR]
The hypothesis of this text is that random environmental fluctuations affect the predictability of evolution, and it is still an open question whether evolution in fluctuating environments can be predicted indirectly using simpler measures.
Explain about the hypothesis
The hypothesis of this text is that random environmental fluctuations affect the predictability of evolution, and it is still an open question whether evolution in fluctuating environments can be predicted indirectly using simpler measures.
The authors aim to address this question by using an automated experimental evolution approach and to determine the underlying parameters of population genetics in stochastic environments.
The opinion expressed in the text is that the results provide exceptional insights into the prospects for understanding and predicting genetic evolution in randomly fluctuating environments.
The authors suggest that their experiment could help make progress in predicting evolution under natural selection, despite the inherent limitations of predicting the future caused by random fluctuations in the environment.
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How is a punnett square done differently for a sex linked trait such as hemophilia?
Answer:
Punnett square is a tool used to predict the probability of offspring inheriting certain traits based on the parents' genotypes. When it comes to sex-linked traits, such as hemophilia, the inheritance pattern is different from other traits. Hemophilia is caused by a mutation on the X chromosome and is therefore a sex-linked recessive trait.
To create a Punnett square for a sex-linked trait like hemophilia, the following steps can be taken:
Determine the genotypes of the parents: In humans, females have two X chromosomes (XX), and males have one X and one Y chromosome (XY). For example, if the mother is a carrier for hemophilia (XH Xh) and the father does not have hemophilia (XY), their genotypes would be XH Xh and XY, respectively.
Write the parents' gametes: Gametes are sex cells that carry half the genetic information of the parent. The mother's gametes would be XH and Xh, and the father's gametes would be X and Y.
Create the Punnett square: In a typical Punnett square, you would place the possible gametes of one parent along the top and the other parent along the side. However, since hemophilia is a sex-linked trait, you only need to place the mother's gametes along the top of the square, and the father's sex chromosomes along the side.
XH Xh
Y XY XHY XhY
X XHX XhX XX
Determine the possible offspring: Once the Punnett square is completed, you can determine the possible offspring's genotype and phenotype. In the case of hemophilia, males only need one copy of the X-linked gene to express the trait. Therefore, any male offspring with an Xh allele will have hemophilia, while females need two copies of the X-linked gene to express the trait. Females with one Xh allele are carriers and do not show symptoms.
By following these steps, you can use the Punnett square to predict the probability of offspring inheriting hemophilia.
Explanation:
Answer:
Based on the Punnett square, there is a 50% probability that the children will have hemophilia. For the female offspring, the possible genotypes are XH,Xh X H , X h (carrier) and Xh,Xh X h , X h (hemophiliac). For the male offspring, the possible genotypes are XH,Y X H , Y (no disease) and Xh,Y X h , Y (hemophiliac).
K
The following image is a cross-section showing how air near the Earth's surface generally moves. It also shows how the polar jet
stream tends to cause rain, while the subtropical jet stream tends to bring dry weather. The bottom of the image shows the latitude-
the approximate distance from the equator-of each jet stream's average position.
19 of 20 Answered
Polar Jet
North Pole
60'N
30'N
Image modified from image courtesy of NOAA/NWS
Based on this image, where are deserts and other dry climates most likely to be located?
OA. near 60° latitude
OB. near the subtropical jet
OC. near the equator
OD.near the polar jet
Subtropical jet
The recommended dosage for Albuterol is 0.3mg/kg/day to be given P.O. (by mouth) to a child weighing 47 lbs. Available: 2mg/5ml. How much of the solution is needed for the whole day?
what is prokaryotic cell
Answer:
A prokaryotic cell is a type of cell that lacks a distinct, membrane-bound nucleus and other complex membrane-bound organelles found in eukaryotic cells. Prokaryotes are unicellular organisms that are typically smaller and simpler in structure than eukaryotic cells. They are found in domains Archaea and Bacteria.
The genetic material in prokaryotic cells is organized in a single, circular chromosome, which is located in the cytoplasm of the cell. Other genetic material may also be present in the form of plasmids, which are small, circular pieces of DNA that can replicate independently of the chromosome.
Prokaryotic cells also have a cell wall, which provides structural support and helps maintain the cell's shape. The cell wall of bacteria is typically composed of peptidoglycan, while the cell wall of archaea may be made of different materials, such as pseudo peptidoglycan or other unique structures.
Prokaryotic cells carry out all the functions necessary for life, such as metabolism, growth, and reproduction, within the cell's cytoplasm. They can reproduce asexually through processes such as binary fission, in which the cell divides into two identical daughter cells.
Explanation:
Which of the following happens when the polar ice caps melt?
A. sea level rise
B. sea level fall
C. tectonic plates move
D. headlands become valleys
The diagram shows Earth, the Moon, and the Sun during neap tides.
When the Moon is in its first quarter and third quarter phases, the gravitational
forces of the Sun and the Moon pull at 90 degree angles from one another. This
means that when the Moon is in its first quarter and third quarter phases, (cutted off here)
A. High tides are experienced worldwide at the same time.
B. Low tides are experienced worldwide at the same time.
C. High tides are at their lowest levels.
D. Low tides are at their lowest level.
When the Moon is in its first quarter and third quarter phases, low tides are at their lowest level.
The correct option is D.
What happens when the Moon is in its first-quarter and third-quarter phases?When the Moon is in its first quarter and third quarter phases, the gravitational forces of the Sun and the Moon pull at 90-degree angles from one another. At this point, low tides are at their lowest level.
During these phases, the gravitational forces of the Sun and the Moon partially cancel each other out, resulting in lower tidal ranges. This is known as a neap tide, and it occurs twice a month, around the time of the first quarter and third quarter phases of the Moon.
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Please help me out folks. I could really use the help and it’s appreciated. No plagiarism please
If the federal government imposed a new $1 per gallon gas tax, it would increase the cost of gasoline for consumers, as a result, the demand for gasoline would decrease, which would in turn lead to a decrease in the amount of greenhouse gases emitted into the atmosphere from burning fossil fuels.
What are greenhouse gases?A greenhouse gas is a gas that both absorbs and releases thermal infrared radiation, producing the greenhouse effect. Water vapor, carbon dioxide, methane, nitrous oxide, and ozone are the main warming gases in the atmosphere of Earth.
Transportation is one of the largest sources of greenhouse gas emissions in the United States, and gasoline accounts for a significant portion of those emissions. Therefore, a gas tax would have a significant impact on reducing the amount of greenhouse gases that Americans put into the atmosphere each year.
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Galactosemia s a recessive human disease that is treatable by restricting lactose and glucose in the diet, Susan Smithers and her husband are both heterozygous for the galactosemia gene; a.
Susan is pregnant with twins. If she has fraternal (nonidentical) twins, what is the probability both of the twins will be girls who have galactosemia?
b.
If the twins are identical, what is the probability that both will be girls and have galactosemia?
For parts c-g, assume that none of the children is a twin.
L c. If Susan and her husband have four children, what is the probability that none of the four will have galactosemia?
d. If the couple has four children, what is the probability that at least one child will have galactosemia?
If the couple has four children, what is the probability that the first two will have galactosemia and the second two will not?
f.
If the couple has three children, what is the probability that two of the children will have galac-tosemia and one will not, regardless of order?
g.
If the couple has four childrên with galactosemia, what is the probability that their next child will have galactosemia?
There is a 1/16 (6.25%) chance that both twin girls will develop galactosemia.
What is galactosemia?Galactose, an simple sugar present in dairy products like milk, cannot be metabolized by the body due to galactosemia, a genetic condition. People with galactosemia are unable to break down the sugar galactose, which can lead to buildup of galactose in the body. This can lead to serious health problems including liver damage, kidney failure, and cataracts. Symptoms of galactosemia may include vomiting, diarrhea, jaundice, and lethargy. If left untreated, galactosemia can cause irreversible damage to the brain and other organs.
The probability that both of the twins will be girls who have galactosemia is 1/4 (25%).
The probability that none of the four children will have galactosemia is (1/4)^4, which is 0.0625 (6.25%).
The probability that at least one child will have galactosemia is 1 - (1/4)^4 = 0.9375 (93.75%).
The probability that the first two will have galactosemia and the second two will not is (1/4)^2 x (3/4)^2 = 0.140625 (14.0625%).
The probability that two of the children will have galactosemia and one will not, regardless of order, is 3 x (1/4)^2 x (3/4) = 0.140625 (14.0625%).
The probability that their next child will have galactosemia is 1/4 (25%).
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When complex plants are produced by cloning, which process is most directly involved?
1.gamete production
2.meiotic cell division
3.mitotic cell division
4.sperm cell fertilization
Human activities have which type of impact on the environment?
A) neither positive nor negative
B) both positive and negative
C) negative
D) positive
Lesson 3:3 activity 4 model a lunar eclipse by showing how the moon is illuminated . Top view and view from earth
The model of a lunar eclipse showing how the moon is illuminated is found in the attachment.
What is a lunar eclipse?A lunar eclipse occurs when the Earth passes between the Sun and the Moon, causing the Earth's shadow to fall on the Moon. Lunar eclipses can only occur during a full moon when the Sun, Earth, and Moon are in a straight line.
During a lunar eclipse, the Moon moves into the Earth's shadow, which has two distinct parts: the penumbra (outer shadow) and the umbra (inner shadow). When the Moon moves into the penumbra, it appears slightly dimmer, but the change is not very noticeable. When the Moon moves into the umbra, it appears to turn red, orange, or brownish-red.
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Which statement best explains why decomposers are an important part of this food web?
A. They use sunlight to make their own food.
B. They give off oxygen for animals to breathe.
C. They provide camouflage for small animals.
D. They make nutrients available to plants.
The correct answer is: D
Please explain why this answer is correct in your own words.
You must include these three words within your explanation: Ecosystem, Biodiversity, and Decomposers.
Answer: This answer is correct because decomposers contribute to the ecosystem by releasing the nutrients the organism had while alive into the earth it is decomposing in. These nutrients then feed other living organisms creating a cycle of life within an ecosystem where biodiversity can thrive.
Explanation:
Where does the salt in oceans come from?
Glaciers contain salt and melt into the ocean.
Pollution from trucks adds salt into the ocean.
Minerals from the land are washed into the ocean.
Decomposing fish and plants in the ocean increase salinity.
Answer:
bonjour,
Le sel de mer provient de l'action des eaux de ruissellement et des eaux souterraines sur la croûte continentale. Les ions apportés par les rivières se concentrent dans l'eau de mer car ces éléments sont peu réactifs avec les particules et les minéraux marins.
bonne soirée à vous
The majority of the salt in the oceans comes from the erosion of rocks on land. Over millions of years, weathering and erosion processes break down minerals and rocks on Earth's surface, releasing various dissolved ions into rivers and streams. Hence option B is correct.
The rivers then carry these dissolved minerals and ions, including salts, to the ocean. The water cycle plays a significant role in transporting these dissolved minerals from the land to the ocean.
Rainwater and runoff pick up minerals from the soil, which eventually reach rivers and flow into the ocean. This process has been occurring for millions of years, gradually increasing the salinity of the oceans.
Therefore, option B, Pollution from trucks adds salt into the ocean is correct.
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What characteristic was used in this mission to determine a banana's relationship to other the plants?
The characteristic used to determine a banana's relationship to other plants is its morphology or physical characteristics.
What is morphology?
Morphology is the study of the form and structure of living organisms, including their physical and anatomical features. In biology, morphology is used to describe the appearance, shape, and size of different parts of an organism, such as its organs, tissues, cells, and even its molecules. This includes the study of external and internal structures, as well as their function, development, and evolution. Morphological characteristics are often used in the classification and identification of different species, as they can provide important clues about an organism's evolutionary history, ecological niche, and relationship to other organisms.
We assume you are referring to the scientific classification of bananas in the plant kingdom. In this case, the characteristic used to determine a banana's relationship to other plants is its morphology or physical characteristics. Bananas belong to the genus Musa, which is part of the family Musaceae.
The characteristics used to classify plants into different taxonomic groups include their structural features, such as their leaves, stems, flowers, and fruit, as well as their genetic and evolutionary relationships. These characteristics are used to group plants into increasingly broader taxonomic categories, from species to genus, family, order, class, phylum, and kingdom.
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Can evolution occur without natural selection?
Answer: Yes. Evolution can occur as a result of genetic drift or by luck or accident.
Explanation: Yes. Evolution can occur as a result of genetic drift or by luck or accident.
Answer: Evolution can occur as a result of genetic drift or by luck or accident
How has the use of fossil fuels negatively affected earth
Answer:When fossil fuels are burned, they release large amounts of carbon dioxide, a greenhouse gas, into the air. Greenhouse gases trap heat in our atmosphere, causing global warming. Already the average global temperature has increased by 1C.
Source: https://www.clientearth.org/latest/latest-updates/stories/fossil-fuels-and-climate-change-the-facts/
