Answer:
Explanation:
Standard symbols on weather maps show fronts, areas of high and low pressure, ----, and temperatures. ... On a weather map, lines joining places with the same temperature are ------. Butterfly Effect. The ----- refers to the fact that a small change in the weather today can mean a larger weather change in the future.
Which factor most encouraged Greek city states to develop different identities
Answer:
The country's mountainous terrain, many isolated valleys, and numerous offshore islands encouraged the formation of many local centers of power, rather than one all-powerful capital. Another key factor influencing the formation of city-states rather than kingdoms was the Mediterranean.
in a elimination, the base extracts a proton and the leaving group leaves simultaneously. in a process, the leaving group leaves the base abstracts a proton. select answer from the options below
In a elimination, the base extracts a proton and the leaving group leaves simultaneouslyThe process in which the leaving group leaves, and the base abstracts a proton is called deprotonation.
In a deprotonation reaction, the proton is abstracted by the base. In an elimination reaction, the base extracts a proton and the leaving group leaves at the same time. Deprotonation is a chemical process in which a molecule loses a proton (H+).
Deprotonation reactions can occur either naturally or artificially through chemical reactions. The removal of a proton by a chemical species is known as deprotonation. The proton is typically abstracted from a hydrogen atom by the chemical species. In chemistry, the process of removing a hydrogen cation from a molecule is known as deprotonation. Thus, deprotonation reactions can be identified as the opposite of protonation reactions.
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Centrifugation is a technique often used to
Explain how blood sugar levels are controlled after a meal and when you are hungry.
Which situations described are examples of a standards and measurements issue related to land reclamation? Select the two correct answers.
A mining company claims that protecting an endangered species should not be included in permitting.
Vegetation introduced to a reclaimed site is an invasive species that isn't native to the area.
Despite permit agreements, a mining company abandons a mine site after closure of the mine.
Monitoring of water quality at a reclaimed site shows high levels of metals, like lead, in the water.
The funding by a local developer to repurpose a reclamation site as a shopping center is withdrawn.
Answer:
Vegetation introduced to a reclaimed site is an invasive species that isn't native to the area.
Monitoring of water quality at a reclaimed site shows high levels of metals, like lead, in the water.
Explanation:
Land reclamation is the process of creating new lands from the sea and it involves filling the areas with a large number of heavy rocks, cement, sand, and soil. Land can be reclaimed for agricultural purposes such as draining the swamplands and converting them into farmlands. The land reclamation practices also include the landfilling and restoration of beaches. Such as the sand or mud. Countries such as bangladesh, Netherlands, and South Korea have used land reclamation as a method of development.What two sub processes must take place to produce carbon dioxide
Answer:
Photosynthesis and Aerobic Respiration.
Explanation:
A(n)_______is either supported or unsupported by the results of an investigation.
Answer:
i dont know i have the same question
Explanation:
The statement indicates towards the investigation that is either supported or not supported by the type of any investigation is hypothesis. The statement refers to a particular type of statement that is not necessarily based on the type of proofs.
What are the various practices used to get through such investigations ?These are proved by certain types of experimental proofs and the type of controlled experiments that are done for the proof of such statements and articles.
A hypothesis in a scientific context is the type of the testable statement about the relationship between the two or more variables or the proposed kind of explanation for just some kind of observed phenomenon which necessarily does or does not need any type of scientific proof.
Hypothesis Daily exposure towards sun leads to the increased levels of the happiness. In this type of example, the independent variable is the exposure to sun that is assumed cause. The type of dependent variable is level of happiness which is assumed effect.
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What is the most common type of desalination plant in the world?
Answer:
The Hadera seawater reverse osmosis (SWRO) desalination plant in Israel is the largest seawater desalination plant in the world.
Can someone help me understand this question
Answer:
Explanation: The names of the compounds given are really large and complex molecules. They are asking for the building blocks of these molecules which is what the complex molecules are made of. One is given (glucose). They are also asking for the function of the building blocks, which means what is the building block of each molecule needed for in a human body. And the examples of those building blocks and functions.
What might be some implications of Robert Hazen’s experiments and research?
Answer: Robert Hazen studied carbon cycle and mineralogy.
Explanation:
The following are the implications of Robert Hazen's research work.:
1. He explored that the hydrothermal system present in moons and in some plants are responsible for the development of organic molecules which are responsible for origin of life.
2. Chiral mineral surfaces are responsible for selection and concentration of molecules.
3. He discovered and complied the list of mineral species on the Hadean Earth.
Describe ways in which HIV can be transmitted
Answer:
From mother to child.
Unprotected sexual intercourse.
Sharing of sharp objects.
Unscreened blood transfusion.
Contact with body fluid of an infected person
Which of the following occurs as protein form?
Answer:
A
Explanation:
Peptide bonds are formed by a biochemical reaction
Write the complementary strand for the following strand.
1.AGCTG
2.TGCCA
example. TTCGA complementary strand is AAGCT
Answer:
1.TCGAC 2.ACGGT
Explanation:
My biology teacher taught us all a trick "apples in the tree, Cars in the garage" in perspective this means that a will pair with t (apples in the tree) and c will pair with g (cars in the garage) this is a trick to finding complementary strand in DNA only when you start getting into rna it gets a little different so always remember when finding complementary strands in DNA apples in the tree cars in the garage.
A high concentration of bicoid protein at the opposite ends of a developing Drosophila embryo would result in the development of a _____. two-headed fly fly with a head growing out of its abdomen fly with two abdomens hermaphrodite fly with legs growing out of its head
A high concentration of bicoid protein at the opposite ends of a developing Drosophila embryo would result in the development of a Two headed fly.
In Drosophila, anterior development is entirely dependent on bicoids (Bcd). Consequently, in the absence of maternally deposited BCD, the head and thoracic regions are replaced by posterior structures. The bcd is located at the front of the egg by the 3'UTR. If her Bicoid protein is expressed in
Drosophila, the embryo is still in a syncytial state (intercellular division is not fully developed). Embryos lacking maternally expressed bicoids do not develop the anterior region, including the head and thorax.
Bicoid mRNA is actively localized along microtubules to the front of the Drosophila egg by the motor protein dynein during oogenesis, where it is anchored by association with cortical actin.
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. What is needed to support or back up a claim? examples and non-examples thoughts and feelings reasons and examples facts and opinions
Answer:
Reasons And Examples,
Explanation:
You need to figure out what your claim is about to support or back it up
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Describe how a wave forms in a lake. Explain what would
happen to the speed and direction of a small boat when a wave
passes underneath it.
Answer:
1)Waves are most commonly caused by wind. Wind-driven waves, or surface waves, are created by the friction between wind and surface water. As wind blows across the surface of the ocean or a lake, the continual disturbance creates a wave crest.
Explanation:
2) Both the speed and direction of the boat will change due to the wave passing underneath it.
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2. Enzymes _____
the amount of energy required for a chemical reaction to occur
Answer:
lowering
Explanation:
i believe
if a plant will and animal cell are observed under a microscope,what are the characteristics of the cells that enable you to identify the cell as a plant cell
Answer:
The most prominent feature that distinguishes plant cells from animal cells is the presence of a cell wall. Plant cell walls are composed of cellulose, which provides structure and rigidity. Plant cells also contain other membrane-bound organelles, such as plastids (e.g., chloroplasts and mitochondria) and a large central vacuole. These elements would not be visible under a microscope; however, their presence would be indicated by the thickness of the cell wall and the sphere-like shape of the cell. Animal cells do not have cell walls, so they typically appear more irregular in shape under a microscope.
Explanation:
Answer:
Under a microscope, there are distinguishing features that make it possible to tell plant cells from animal cells. Chloroplasts, a big central vacuole, and the existence of a cell wall are some of these traits. These characteristics make it possible to recognize a cell as a plant cell.One of the key traits that distinguishes plant cells from animal cells is the presence of a cell wall. The cell wall, which surrounds the cell membrane and gives the cell support, is a solid, protective covering. Animal cells only have a cell membrane and lack a cell wall. Plant cells can be recognized by their chloroplasts. These organelles, which contain chlorophyll and are in charge of photosynthesis, are what give plants their green hue. Chloroplasts are not found in animal cells.The big central vacuole is the final characteristic that sets plant cells apart. This organelle, which occupies the majority of the plant cell's volume, is filled with fluid. It stores nutrients and waste products and aids in keeping the structure of the cell. Animal cells may have vacuoles, but compared to the huge central vacuole found in plant cells, they are much smaller and more numerous.
Explanation:
16 The diagram below shows an experiment to investigate a certain physiological process String - Beaker Half filled visking tubing With Concentrated Salt Solution Distilled water a) Account for the observation made at the end of the experiment (4mks)
Answer:
In tube 3, water molecules are moving towards higher concentration i.e., from beaker to tube content, thus the mass increases but in case of tube 4, water is moving out from tube contents to beaker, as the beaker contains more concentrated solution. Thus, the correct answer is 'Water is moving into Tube 3, and water is moving out of Tube 4.'
Solve any question of Excretory Products
Match the given symbol or molecular formula to the term that best describes it.
A.) SO2 B.) K C.) Cl2 D.)C6H6
1.) element 2.) organic compound 3.) inorganic elemental molecule 4.) inorganic compound
Answer:
EA SPORTS
Explanation:
SO2: inorganic compound
k: element
Cl2: inorganic elemental molecule
C6H6: organic compound
Which molecule transfers the chemical potential energy stored in glucose to the proteins of the electron transport chains in mitochondria?.
The molecule that transfers the chemical potential energy stored in glucose to the proteins of the electron transport chain in mitochondria is NADH.
What are the stages of the electron transfer process?The electron transport system is one of 4 stages that occur in aerobic respiration, with the other three stages being glycolysis, oxidative decarboxylation, and the Krebs cycle. At the end of the electron transport process, a product in the form of energy is ATP, where the final product of electron transport is 34 ATP
The stages of electron transfer are as follows.
NADH will release its electron (e-) to protein complex I. This event releases energy that triggers the pumping of H+ from the mitochondrial matrix into the intermembrane space. NADH that has lost electrons will turn into NAD+.The electrons will be passed to the ubiquinone.Then the electrons are passed on to protein complex III. This will trigger the pumping of H+ out into the intermembrane space.Electrons will be forwarded to cytochrome c.The electrons will be passed to the protein complex IV. This will also trigger the pumping of H+ out into the intermembrane space.The electrons will then be accepted by oxygen molecules, which then bind to 2H+ ions to form H₂O.If calculated, the transfer of electrons from the various proteins triggers the pumping of 3H+ out into the intermembrane space. The H+ or protons will return to the mitochondrial matrix through an enzyme called ATP synthase.The passage of H+ on ATP synthase will trigger the enzyme to form ATP simultaneously. Because there are 3H+ reentered into the matrix, 3 ATP molecules are formed.The process of formation of ATP by the enzyme ATP synthase is called chemiosmosis.Learn more about electron transfer https://brainly.com/question/20638776
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can you identify the molecules and processes involved in the flow of genetic information through a cell? drag the labels to the appropriate locations in the diagram. resethelp rna transcription dna protein translation
DNA is converted into RNA through a process called transcription. An enzyme known as RNA polymerase copies the DNA sequence into a messenger RNA (mRNA) molecule during transcription.
In what molecules does the transmission of genetic information take place?The information contained in a gene's DNA is transferred to a molecule comparable to DNA called RNA (ribonucleic acid) in the cell nucleus during transcription. Nucleotides are a series of building units that make up both RNA and DNA.
How does genetic information go via cells?All live cells undergo transcription, the process by which genetic information moves from DNA to RNA and then to proteins. Despite the basic dogma's universality, there are significant differences in how information moves from DNA to proteins.
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a membrane consisting only of phospholipids undergoes a sharp transition from an ordered form to the fluid form as it is heated. however, a membrane containing 80% phospholipid and 20% cholesterol undergoes a more gradual change from ordered to fluid form when heated over the same temperature range. explain why.
The ring structure of cholesterol interferes with the transport of acyl chains and reduces membrane fluidity is the reason that a phospholipid only membrane suffers a fast change from an ordered to a fluid state when heated.
Cholesterol inhibits the chain from being packed tightly enough to crystallize.
As a result, cholesterol aids the membrane's resistance to melting at elevated heat and crystallization at low temperatures, allowing for more progressive transitions between phases.
In terms of fluidity, shorter fat chains and more unsaturated bonds between fatty acid carbon atoms promote membrane fluidity. Furthermore, an elevation in cholesterol content reduces membrane fluidity by reducing membrane molecule mobility.
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PLSS HELP
Are they true or false? Think of evidence from the video to justify your
answers.
True
False
Scientific discoveries are
made by scientists working
alone
Scientists quickly accepted
the idea that an asteroid
caused a mass extinction.
The effects of the asteroid
strike were felt around the
world.
This question requires one response per row
Answer:
First is false, second is false, third is true, unless your talking about a asteroid that hit a planet.
What could the complex substances r be?
The complex substance R is the chitin present in the wings of organism Q. Chitin is made up of monomer S, N acetyl glucosamine.
The plant P is a pitcher plant. Pitcher plants are carnivorous plants that have modified leaves forming a hollow tube or pitcher-shaped structure. The organism Q is an insect or any small animal that falls into the hollow tube of the pitcher plant.
The simpler substance S is the monomer of chitin that is N acetyl glucosamine. The general name of plants like P, which capture and digest organisms for nutrients, are carnivorous plants.
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Your question is incomplete, most probably the full question is this:
The Lamina of the leaf of a plant (P) is modified into a hollow tube. The leaf apex forms a kind of lid that can open or close the mouth of the hollow tube. When an organism (Q) falls into the hollow tube, the lid closes automatically killing the organism. The walls of hollow tubes secrete digestive juice which digests the complex substance (R) present in the body of the organism to form a simpler substance (S). These simpler substances are then absorbed by the walls of the hollow tube and used by the plants (P).
What could the complex substance R be?
which term best describes how the earth's atmosphere is heated?
Answer:The sun heats earth's atmosphere unevenly. this causes convection currents to move in large circles in the atmosphere.
Explanation:
An imaginary researcher examined the 18 largest mammal species in Asia that occur on both the mainland and on islands. Sixteen of the ASSIGNMENT PROBLEMS 11. Identify whether each of the following statements is more appropriate as a null hypothesis or an alternative hypothesis: a. Hypothesis: The number of hours that gradeschool children spend doing homework predicts their future success on standardized tests. b. Hypothesis: King cheetahs on average run the same speed as standard spotted cheetahs. c. Hypothesis: The mean length of African elephant tusks has changed over the last 100 years. d. Hypothesis: The risk of facial clefts is equal for babies born to mothers who take folic acid supplements compared with those from mothers who do not. e. Hypothesis: Caffeine intake during pregnancy affects mean birth weight.
The hypothesis b and d are Null hypothesis while hypothesis a, c, and e are Alternative hypothesis.
Null hypothesis and alternative hypothesis are two types of statistical inferences. Hypothesis testing is the process of testing the hypothesis. A hypothesis test is a statistical test that determines whether there is sufficient evidence in a sample of data to infer that a certain condition is true for the entire population. The null hypothesis is a statement that is assumed to be true unless sufficient evidence indicates otherwise. An alternative hypothesis is a statement that is accepted when the null hypothesis is rejected.
Given below are identification of each hypothesis as null hypothesis or alternative hypothesis:
a. Hypothesis: The number of hours that grade school children spend doing homework predicts their future success on standardized tests is more appropriate as alternative hypothesis.
b. Hypothesis: King cheetahs on average run the same speed as standard spotted cheetahs is more appropriate as null hypothesis.
c. Hypothesis: The mean length of African elephant tusks has changed over the last 100 years is more appropriate as alternative hypothesis.
d. Hypothesis: The risk of facial clefts is equal for babies born to mothers who take folic acid supplements compared with those from mothers who do not is more appropriate as null hypothesis.
e. Hypothesis: Caffeine intake during pregnancy affects mean birth weight is more appropriate as alternative hypothesis.
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16. In the
part of photosynthesis, sugar is formed.
please help
Answer: 16.) Chemical Reaction
Explanation:
Im learning this stuff in biology honors so yea that how I know
how does a tree develop its thick bark
A wild-type fly (heterozygous for gray body color and red eyes) is mated with a black fly with purple eyes. The offspring are: wild-type 721 black-purple 751 gray-purple 49 black-red 45
5. Recombination frequency between the genes for body color and eye color is approximately 6%.
6. A pattern of maternal inheritance suggests that an inherited disorder of cell metabolism is due to a defective mitochondrial gene. The disorder is passed from an affected mother to all of her offspring, regardless of the child's sex, and may skip generations.
5) To calculate the recombination frequency between the genes for body color and eye color, we need to analyze the offspring data provided. We have four different categories of offspring:
Wild type (gray body, red eyes): 721Black-purple: 751Gray-purple: 49Black-red: 45Recombinant offspring are those that have a combination of traits that are different from the parental types. In this case, the recombinant offspring are the gray-purple and black-red flies. To determine the recombination frequency, we calculate the proportion of recombinant offspring out of the total number of offspring:
Recombinant offspring = Gray-purple + Black-red = 49 + 45 = 94
Total offspring = Sum of all offspring = Wild type + Black-purple + Gray-purple + Black-red = 721 + 751 + 49 + 45 = 1566
Recombination frequency = (Recombinant offspring / Total offspring) x 100
= (94 / 1566) x 100
≈ 0.06 x 100
≈ 6%
Therefore, the recombination frequency between the genes for body color and eye color is approximately 6%.
6) In cases where a geneticist suspects that an inherited disorder of cell metabolism is due to a defective mitochondrial gene, they look for specific patterns of inheritance that are indicative of mitochondrial transmission. Mitochondrial DNA (mtDNA) is primarily inherited from the mother, and therefore, the pattern of inheritance differs from typical nuclear DNA inheritance.
Key characteristics of mitochondrial inheritance include:
Maternal transmission: The disorder is passed from an affected mother to all of her offspring, irrespective of the sex of the child. This is because mitochondria, and hence mitochondrial genes, are inherited from the mother's ovum (egg) during fertilization.Lack of paternal transmission: Affected males cannot pass the mitochondrial DNA to their children since mitochondria are usually derived from the mother's egg and not the father's sperm. Therefore, the disorder does not follow the typical patterns of inheritance seen in nuclear DNA, such as autosomal dominant or recessive inheritance.Generation skipping: The disorder may appear to skip generations, as it is only transmitted through the maternal lineage. This occurs because affected males do not pass the mitochondrial DNA to their children.If an inherited disorder shows a pattern where it is exclusively transmitted through the maternal lineage, affecting both males and females but skipping generations, it strongly suggests that the disorder is due to a defective mitochondrial gene.
The complete question should be:
5) In another cross, a wild-type fruit fly (heterozygous for gray body color and red eyes) is mated with a black fruit fly with purple eyes. The offspring are as follows: wild type, 721; black-purple, 751; gray-purple, 49; black-red, 45. What is the recombination frequency between these genes for body color and eye color? Using information from problem 4, what fruit flies (genotypes and phenotypes) would you mate to determine the sequence of the body-color, wing-size, and eye-color genes on the chromosome?
6) What pattern of inheritance would lead a geneticist to suspect that an inherited disorder of cell metabolism is due to a defective mitochondrial gene?
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