8. What are four major findings of Walter Sutton's inheritance studies on grasshoppers which became the foundation of the chromosomal theory of inheritance?

The statement when damage or removal of a body part occurs, the corresponding area of motor cortex can be taken over by neighboring areas is true because of the property of neuroplasticity, which allows the brain to reorganize and compensate for lost or damaged functions.

Neuroplasticity is the brain's ability to modify its structure and function in response to changes in the environment, learning, or injury. When a body part is damaged or removed, the corresponding area in the motor cortex that was responsible for controlling that body part may no longer receive input or stimulation.

In response, neighboring areas of the motor cortex can undergo reorganization and take over the function of the damaged or missing body part.

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A) The statement "The long limb measurements of Turkana pastoralists indicate that the population is on the continuum of variation observed in Allen's rule" is a true statement.

Allen's rule is a  natural notion that  countries that  creatures in colder areas have shorter  branches and accessories  than  creatures in warmer climates. The comment implies that the Turkana pastoralists' long  branch measures are compatible with this conception and fall on a continuum of variation that may be seen in Allen's rule.  

The comment doesn't  indicate that Turkana pastoralists are well suited to high- latitude actuality, as Allen's rule predicts for pastoralist groups. It also doesn't  indicate that the observed variability is related to Wolff's law of bone  relief. thus, the expression doesn't suggest that Turkana pastoralists' body proportions aren't well suited to warmer temperatures.

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A good scientist is:

Curious about the world and its mysteries, and must observe carefully.

A skiptic who demands evidence before accepting explanations.

Bias and willing to change if need be, and does not let hypothesis or personal point of view influence them,

Oppen-minded and thoughtful in proposing creative and designing experiments.

Answer:

yes

you are right

Explanation:

membrane present and contains genetic

Answer:

Rock 2- volume=30cm3, mass=60g, and density=2g/cm3Explanation:

Answer:
A universal common ancestor (UCA).

Explanation:
According to Darwin, all life on Earth evolved from a universal common ancestor; that is, the very first organism on Earth. If you pick any living plant or animal on Earth and trace its lineage back far enough, billions of years ago, you will eventually find the UCA. Every species on Earth is united to every other species through their connection with the UCA.

The UCA itself was probably a single-celled organism of some kind and died about 4.1 billion years ago. But through it, every species, be it human, dog, tree, or mushroom, shares this one ancestor with everyone else.

Species also have what's called a lowest common ancestor with each other, much more recent than the UCA. For example, the LCA between humans and chimpanzees probably lived and died around 4 million years ago.

Answer:

Recombination

Explanation:

Answer:

I think it's crossing over

Explanation:

Cerebrospinal fluid (CSF) is a clear, watery fluid that surrounds the brain and spinal cord. It is produced by the choroid plexus, a network of blood vessels found in the ventricles of the brain.

The main function of cerebrospinal fluid is to provide cushioning and support to the brain and spinal cord. It acts as a shock absorber that protects these delicate organs from damage due to mechanical forces, such as sudden movements or impacts.

In addition to providing cushioning, cerebrospinal fluid also helps to maintain the proper chemical balance within the central nervous system. It acts as a medium for the exchange of nutrients, waste products, and signaling molecules between the brain and the rest of the body.

Overall, the main function of cerebrospinal fluid is to protect and support the brain and spinal cord, and to maintain the chemical balance within the central nervous system.

Answer:

Explanation:

clear watery fluid which fills the space between the arachnoid membrane and the pia mater.

Answer:

Thus, the management of cat populations is increasing in the public interest. Understanding their genetic relationships helps to manage their healthcare and predict and prevent unwanted genetic diseases and traits.

Answer:

Terrace farming is a soil-erosion prevention measure utilized by the Ifugaos in the ever-famous Banaue Rice Terraces.

A little bit of physics analysis for this matter. Gravitational pull is always downward. A certain element like water, coming from the top of the mountain, will definitely have an enormous momentum going down. As the water goes downwards, it accumulates a lot of water. So the force it produced is so enormous that can erode the soil whenever it touches it.

To counter this scenario, you have to build a neutral ground, a step in the form of a terrace, to slow down or eradicate the momentum going downhill by the water. On every terrace, the water will just spill over another terrace until it reaches the lowest terrace down the mountain.

If the climate in a tropical area suddenly becomes arid, the plants that reproduce ase-xually would be at risk of drying out and dying.

This is because asexual  reduplication doesn't involve the exchange of  inheritable material, and so the  shops aren't  suitable to acclimate to the new  environment  and come more tolerant of the  thirsty climate. Without the exchange of  inheritable material, the  shops can not evolve to come more resistant to extreme conditions.

As a result, the  shops may struggle to survive in the new  environment, and may  ultimately die due to lack of water and nutrients.

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Answer:

To help them know how they behave,move or eat

False. The statement that the Nereus is simply an unmanned deep-sea remote-operated vehicle (ROV) is not entirely accurate.

The Nereus is a type of unmanned deep-sea vehicle, but it is not just any ROV. It is actually a hybrid remotely-operated vehicle (HROV), which means it is capable of both autonomous and tethered operations. This means that the Nereus can be programmed to operate on its own, without the need for human intervention, but it can also be controlled remotely by operators on a ship or on shore.

The Nereus is also equipped with a unique design that allows it to explore the deepest parts of the ocean. It is built to withstand the immense pressure found in the deep sea, and it is equipped with a series of high-tech sensors and cameras that allow it to capture images and collect data in real-time.

Overall, the Nereus is an advanced deep-sea vehicle that is capable of a wide range of scientific and exploratory missions. While it can be classified as an ROV, it is more accurately described as a hybrid remotely-operated vehicle due to its unique capabilities and design.

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Answer:

1. Atom

2. shell

3. Atomic number

4. compounds

5. Nucleus

6. Electron

7. Molecule

8. Atomic mass

9. Neutron

10. Diatomic

11. Proton

Answer:

What becomes more will be less

Answer:

chloroplast

chromosome

Explanation:

same

Answer:

Correct answer is vacuole.

Explanation:

Vacuoles containe anthocyanin pigment which makes vacuoles to appear in different colour such as red, blue and purple.

DNA is organized into structures called chromosomes.



Chromosome is made up of DNA tightly coiled many times around protein histone.

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Answer:

A

Explanation:

I think it is A, I'm not very sure

A mineral has 5 characteristics, certainly happening, solid, inorganic, crystalline structure and the same chemical composition So repeat after me A mineral is certainly taking place-certainly happening Inorganic solid-inorganic strong Crystalline structure.

A mineral is an obviously happening inorganic detail or compounds having an orderly inner structure and function chemical composition, crystal form, and physical properties.

Minerals, like every count, are constituted of chemical elements. factors are materials that are made of the most effective kind of atom (consider the periodic table?). factors have unique chemical and physical houses and cannot be damaged down into different materials.

A mineral is a natural substance with one-of-a-kind chemical and physical residences, composition, and atomic structure. The definition of an economic mineral is broader and consists of minerals, metals, rocks, and hydrocarbons (strong and liquid) that are extracted from the earth by mining, quarrying, and pumping.

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I can provide you with a description of each step in the nitrogen cycle:

1. Nitrogen Fixation: This step involves the conversion of atmospheric nitrogen gas (N2) into a usable form by certain bacteria, either in the soil or in the root nodules of leguminous plants. These bacteria convert nitrogen gas into ammonium (NH4+) through a process called nitrogen fixation.

2. Nitrification: In this step, ammonium (NH4+) is converted into nitrite (NO2-) and then into nitrate (NO3-) by nitrifying bacteria. This process occurs in two stages, with different bacteria responsible for each stage. Nitrates are the primary form of nitrogen that plants can absorb and use for growth.

3. Denitrification: Denitrification is the conversion of nitrate (NO3-) back into atmospheric nitrogen gas (N2). This process occurs in anaerobic conditions, such as waterlogged soils or sediments, and is carried out by denitrifying bacteria. Denitrification helps to maintain the balance of nitrogen in ecosystems.

4. Assimilation: Assimilation is the process by which plants and animals incorporate nitrogen into their tissues. Plants take up nitrate or ammonium ions from the soil and use them to build proteins, nucleic acids, and other nitrogen-containing compounds. Animals obtain nitrogen by consuming plants or other animals.

5. Decomposition: Decomposition is the breakdown of organic matter, such as dead plants or animals, by decomposers (bacteria and fungi). During decomposition, organic nitrogen compounds are broken down into ammonium ions, which can then be used by plants in the process of assimilation.

Please note that the nitrogen cycle is a complex process, and there are additional factors and interactions involved. However, these are the main steps involved in the cycle.

We can see here that using the principle of original horizontality, the two rocks  are: Rock C and D.

The principle of original horizontality is a fundamental concept in geology that states that sedimentary layers of rock are initially deposited in horizontal or nearly horizontal layers. This principle is based on the understanding that when sediments accumulate, they tend to settle under the influence of gravity and form flat layers over time.

According to the principle of original horizontality, when sedimentary rocks are found in a tilted or folded position, it indicates that significant geological forces, such as tectonic activity or earth movements, have occurred after the deposition of the rock layers.

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Answer:

Yes because it gives off a sense of how high a particular food is, or the oppostite, how low it is for a specific nutrient.

Explanation:

This is the sample answer but reworded so no one gets striked for cheating. the answer above is the sample answer.

Hope this helps :3

Yes, the percent daily value (% DV) is a useful tool, even for people who don't consume a 2,000-calorie diet.

The percent daily value may be defined as the value which is usually calculated by dividing the amount in a serving by the total recommended daily amount.

It indicates the value of each nutrient in a serving of the food specifically. It gives an idea to the person how more he/she is already taken in terms of calories or may be short with respect to daily recommendation limits.

Therefore, it is well described above.

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Answer:

herbivores are primary consumer, which means they occupy the second trophic level and eat producer

Property of lipids found in the cell membrane c.) they would have polar heads and non-polar tails.

The heads forming the outer and inner linings are hydrophilic that means water loving. And the tails that face the interior of the cell membrane are hydrophobic that means water fearing. The most abundant membrane lipids are the phospholipids having a polar head group and two hydrophobic hydrocarbon tails.

Phospholipids, cholesterol, and glycolipids are three types of membrane lipid molecules. The lipid compositions on the inner and outer layers are different depending on the different functions of the two faces of a cell membrane.

Lipids works as an essential structural component of membranes, as a signaling molecules, chemical identifiers of specific membranes and as energy storage molecules.

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Answer:half of the planets in our solar system is made of gas planets which are past the astroid belt any outer planet is usually always gas and on the outer part of the solar stystem

Explanation:

Culture media is an essential part of any microbiology laboratory. It is a specialized mixture of nutrients that provides the ideal growth conditions for microorganisms, including bacteria, fungi, and other organisms.

The formulation of culture media is crucial for the growth, isolation, and identification of microorganisms. In this context, the following are the essential factors that are important when formulating culture media: pH: The pH of the culture media should be within the optimal range for the growth of the desired microorganisms. The pH can be adjusted by adding acids or bases.Nutrients: The culture media should provide all the necessary nutrients for the growth of the microorganisms. The nutrient content and the ratio of the components are crucial for the growth of the microorganisms.

Water Quality: The quality of water used in the formulation of culture media is essential. It should be free from impurities and meet the standard for microbiological applications. Some microorganisms are sensitive to the quality of water used in culture media.Preparation: The formulation of culture media should be standardized and consistent to ensure reproducibility of results. The preparation process should be followed as per standard guidelines, including the weighing of components, mixing, sterilization, and storage. Overall, the formulation of culture media requires a balance between various components, and the components should be selected based on the specific requirements for the growth of microorganisms.

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Genetic drift can lead to the random fixation of deleterious alleles in population C due to small population sizes.

Genetic drift is a random process that occurs in small populations and can lead to changes in allele frequencies over generations. It is more pronounced in populations with smaller sizes, as chance events can have a larger impact on allele frequencies. In this scenario, population C with a constant population size of 100 is the smallest population, and therefore, it is most likely to experience the effects of genetic drift.

Deleterious alleles are genetic variants that have harmful effects on the fitness of individuals carrying them. In larger populations, deleterious alleles are more likely to be masked by natural selection, as there are more individuals with diverse genetic backgrounds. However, in smaller populations, the chances of random fixation of deleterious alleles increase due to genetic drift. This means that over time, the frequency of these harmful alleles can increase in population C.

In contrast, population A with a constant population size of 10,000, and population B with a constant population size of 1,000 are relatively larger populations and may experience less impact from genetic drift.

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Answer:

Search Results

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A person can get cholera by drinking water or eating food contaminated with cholera bacteria. In an epidemic, the source of the contamination is usually the feces of an infected person that contaminates water or food. The disease can spread rapidly in areas with inadequate treatment of sewage and drinking water.

Explanation:

The mode of transmission of Cholera is through fecal contamination of food or water. Transmission is therefore closely associated to poor environmental management due water and sanitation issues

One of the first pathophysiological responses to the decreased glomerular filtration rate (GFR) in acute renal failure is the activation of the renin-angiotensin-aldosterone system. GFR refers to the rate at which the kidneys filter blood. Renal failure is a condition characterized by the kidneys' inability to function properly, leading to a decrease in GFR and other symptoms.

Acute renal failure (ARF) occurs when the kidneys abruptly lose their ability to function properly. ARF is a medical emergency that requires urgent intervention. A decrease in GFR is one of the earliest signs of ARF. ARF is classified based on the cause of the condition, which can be pre-renal, intra-renal, or post-renal. Pre-renal ARF is caused by inadequate blood flow to the kidneys, intra-renal ARF is caused by damage to the kidney tissue, and post-renal ARF is caused by a blockage in the urinary tract.

In response to decreased GFR, the kidneys release renin, an enzyme that activates the renin-angiotensin-aldosterone system. This system plays a crucial role in regulating blood pressure and fluid balance. When activated, the renin-angiotensin-aldosterone system causes the kidneys to retain salt and water, which helps to maintain blood pressure and increase GFR. The system also causes the blood vessels to constrict, which further increases blood pressure.

The activation of the renin-angiotensin-aldosterone system is a physiological response that occurs in the early stages of ARF, before the onset of other symptoms.

In conclusion, the activation of the renin-angiotensin-aldosterone system is one of the first pathophysiological responses to the decreased GFR in acute renal failure.

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