Almost all of the corn used for food in the world today comes from the duplication of a few selected genetic strains. Describe one benefit and one drawback of using this method.

In Koppen climate classification:

- A stands for tropical, in this climate is where do you find monsoons (Am).

- B stands for arid.

- C stands for temperate.

- D stands for continental.

- E stands for polar.

Answer:

D. There is no nucleus in a prokaryote​

Explanation:

Studied last night for the EOC.

The sizes of the left and right arrows should be the same.

In the game of tug-of-war, the sizes of the left and right arrows represent the relative strengths of the blue team and the red team. If the blue team is stronger and pulling harder, the size of the left arrow would be larger than the size of the right arrow.

Conversely, if the red team is stronger, the size of the right arrow would be larger than the size of the left arrow. The sizes of the arrows indicate the force exerted by each team and provide a visual representation of the balance of power in the game.

In tug-of-war, the objective is for one team to overpower the other and pull the rope towards their side. The larger the arrow representing a team's strength, the greater their force and ability to move the rope in their direction.

The size of the arrows serves as a visual cue for spectators to understand which team has the advantage at any given moment. It helps to create a sense of competition and excitement as the teams struggle to gain control of the rope.

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The rhizomes that end in enlarged structures that are for storage are called  as tubers as in the stems.

Rhizomes, tubers, bulbs and corms are really underground stems, now no longer roots. These underground stems are garage packing containers for the plant. Rhizomes are stems that develop horizontally, however rhizomes develop underground and usually have a thickened stem this is used for garage.

Stem tuber is a thickened a part of a rhizome or stolon that has been enlarged to be used as a garage organ. In general, a tuber is excessive in starch, e.g. the potato, that's a changed stolon. The term "tuber" is regularly used imprecisely and is once in a while implemented to flora with rhizomes.

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Answer:

producers create their own food and provide energy and food for consumers.

this is the searched up version: Producers are organisms that create food from inorganic matter. The best examples of producers are plants, lichens and algae, which convert water, sunlight, and carbon dioxide into carbohydrates. Consumers are organisms that cannot create their food. ... The producers are the foundation of any ecosystem.

Explanation:

Answer:

A

Explanation:

From the provided information, it is difficult to determine the motility of bacterial samples A and B with certainty. Additional details or observations are necessary to accurately assess their motility.

Motility media is used to assess the ability of bacteria to move or exhibit motility. It typically contains substances that allow motile bacteria to move away from the stab line, resulting in a cloudy or diffuse growth pattern. Nonmotile bacteria, on the other hand, tend to grow only along the stab line, resulting in a line or streak of growth without diffusion.

Based solely on the description given, it is not possible to determine the motility of the bacterial samples. The yellow color observed in both samples may be due to the presence of some pigment or metabolites produced by the bacteria, but it does not provide direct information about their motility. Further observations or specific motility tests, such as microscopic examination for flagella or motility agar tests, would be required to accurately determine the motility of samples A and B.

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In Exercise 11.10, the expected value of the number of butterflies found by Alice, Bob, and Charlotte is obtained by finding the expected value of the sum of three indicator random variables.

In Exercise 11.16, the expected value of the number of flips needed to get the second head in a coin flipping experiment is determined. These exercises involve different scenarios of sampling with and without replacement.

In Exercise 11.10, the expected value of X, the total number of butterflies found, is found by calculating the expected value of each indicator random variable (X1, X2, X3) representing whether Alice, Bob, and Charlotte found a butterfly, respectively.

The expected value of each indicator variable can be obtained by multiplying the probability of success (finding a butterfly) by 1 and the probability of failure (not finding a butterfly) by 0. Then, the expected value of X is calculated as the sum of the expected values of the indicator variables.

In Exercise 11.16, the expected value of X, the number of flips needed to get the second head, is determined. To find this value, we first need to find the expected value of getting the first head. This scenario is similar to Example 11.11, which involves sampling with replacement.

Each coin flip is an independent event, and the probability of getting a head is constant at 0.5.

Therefore, the expected value of getting the first head is 1/p, where p is the probability of success (0.5 in this case).

In Exercise 11.17 (a), the scenario of waiting for a favorite song in Michael's iTunes playlist involves sampling without replacement. Each song played is not replayed, and there is only one favorite song among the total number of songs.

Therefore, this scenario is similar to Example 11.10, sampling without replacement.

To find the expected number of songs Michael needs to listen to until his favorite song comes up, the formula for sampling without replacement is used, which is the reciprocal of the probability of selecting the favorite song at each step.

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Answer:

4500J

Explanation:

As the formula stated above:

work=force×distance

=90×50

=4500J

Answer:

i need your big help begging you mark me brainlist always be happy here comes ans=

Explanation:

Plastic is defined as a material that contains an essential ingredient an organic substance of large molecular weight. It is also defined as polymers of long carbon chains. Carbon atoms are linked in chains and are produced in long-chain molecules.

Answer:

Plastic is a synthetic or semi-synthetic polymer material that is commonly used in the manufacturing of a wide range of products due to its versatility and durability. It is made up of long chains of molecules called polymers, which are formed by chemically bonding individual monomers (basic building blocks) together.

Plastic can be molded or shaped into various forms and can be made in a wide range of colors and textures. It is lightweight, strong, and relatively inexpensive to produce, which makes it ideal for use in many applications. Plastic can be found in everyday items such as water bottles, food containers, toys, electronic devices, and many other products.

While plastic has many advantages, it also poses significant environmental challenges. Plastic waste takes hundreds of years to break down and can accumulate in the environment, polluting waterways and harming wildlife. Some types of plastic also contain harmful chemicals that can leach into the environment and pose a risk to human health.

To address these challenges, there is growing interest in developing more sustainable alternatives to traditional plastic, such as biodegradable plastics made from renewable materials, as well as efforts to reduce plastic waste through recycling and other strategies.

Answer:

In molecular biology, DNA replication is the biological process of producing two identical replicas of DNA from one original DNA molecule. DNA replication occurs in all living organisms acting as the most essential part for biological inheritance.

Pulmonary resistance is lower than systemic resistance due to differences in the anatomy and physiology of the pulmonary and systemic circulations. Pulmonary resistance and systemic resistance refer to the resistance to blood flow that is present in the pulmonary circulation (lungs) and systemic circulation (rest of the body), respectively.

In general, pulmonary resistance is much lower than systemic resistance. This is because the pulmonary circulation has a much lower resistance to blood flow than the systemic circulation, due to the fact that the pulmonary vessels are shorter, wider, and more distensible than the systemic vessels. By contrast, systemic resistance is much higher than pulmonary resistance because systemic circulation has a much larger vascular bed and higher pressure than pulmonary circulation. This higher resistance is necessary to maintain adequate blood pressure and ensure that blood is able to reach all the tissues and organs of the body.

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The translation is the process of protein synthesis where the information on RNA is expressed in the form of polypeptide chains. Transcription is the first step in gene expression. The translation is the second and final step of gene expression. Transcription occurs before translation

The potassium concentration in the extracellular fluid (ECF) is primarily determined by the kidneys.

The kidneys play a crucial role in maintaining proper electrolyte balance in the body by regulating the excretion of potassium and other electrolytes. They use various mechanisms, such as reabsorption and secretion, to control the levels of potassium in the ECF.

For example, when potassium levels are too high, the kidneys will reabsorb more potassium from the ECF and excrete less into the urine. Conversely, when potassium levels are too low, the kidneys will release more potassium into the ECF to restore the balance. Therefore, the kidneys are the primary organ responsible for maintaining the potassium concentration in the ECF.

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Answer:

Helps seals swim through water better

Explanation:

A zone of inhibition around a chemical-saturated disc in a microbiological assay indicates the inhibitory effect of the chemical on the growth of microorganisms.

The disc is impregnated with a substance such as an antibiotic or antiseptic. When the disc is placed on a culture medium that supports the growth of microorganisms, the chemical diffuses into the surrounding agar.

If the chemical is effective against the microorganisms, it will prevent their growth and form a clear zone around the disc where no visible bacterial or fungal colonies are present.

The size of the zone of inhibition can provide valuable information about the potency of the chemical and its effectiveness against specific microorganisms.

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Answer:

16: Genes

17: Proteins

18: Offspring

19: Blueprint

20: Code, Dna, Rna

Explanation:

I hope this helps :)

Polypeptides, which are amino acid-based polymers, make up the majority of enzymes. can bind substituted groups, such as metal ions involved in enzyme activities. They have established structures Active sites are where they bind their substrates.

A polypeptides is a non-branched, continuous chain of amino acids that are bonded together by peptide bonds. By joining the carboxyl group of one amino acid to the amine group of the following amino acid, the peptide bond creates an amide.

As the constituents of muscles, bones, hair, and nails as well as the building blocks of enzymes, antibodies, muscles, and connective tissue, proteins play a significant role in biology. Because they include shorter chains of amino acids than polypeptides, peptides differ from polypeptides.

The protein consists of one or more polypeptide chains. Smaller subunits or amino acids are joined to form each polypeptide chain. Proteins are composed of amino acids and polypeptides, which are the building blocks of proteins.

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Photosynthesis in chloroplasts involves major steps such as light absorption, electron transport, ATP synthesis, and carbon fixation. It begins with light-dependent reactions in photosystems I and II, followed by electron transport and ATP synthesis.

Step 1: Photosynthesis is a complex process that occurs in the chloroplasts of plants, involving several major steps such as light absorption, electron transport, ATP synthesis, and carbon fixation.

Step 2:Photosynthesis is the process by which plants, algae, and some bacteria convert light energy into chemical energy in the form of glucose. It occurs in the chloroplasts, specifically in three main stages: light-dependent reactions, electron transport chain, and the Calvin cycle.

During the light-dependent reactions, light energy is absorbed by chlorophyll molecules in photosystem II (PSII) and photosystem I (PSI). In PSII, water molecules are split, releasing electrons, protons (H+ ions), and oxygen. The electrons move through an electron transport chain, creating a proton gradient across the thylakoid membrane. This gradient is essential for ATP synthesis by ATP synthase, using the energy from the electron flow.

In PSI, electrons are re-energized by absorbing more light energy and are ultimately used to produce NADPH, another energy carrier. The ATP and NADPH generated in the light-dependent reactions are then used in the Calvin cycle.

The Calvin cycle, also known as the light-independent reactions or carbon fixation, occurs in the stroma of the chloroplast. It uses ATP, NADPH, and carbon dioxide (CO2) to produce glucose (G3P), which serves as a building block for sugars and other organic compounds. The cycle regenerates the starting molecule, ribulose bisphosphate (RuBP), allowing the process to continue.

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Answer:

1. Asexual reproduction includes fission, budding, fragmentation, and parthenogenesis, while sexual reproduction is achieved through the combination of reproductive cells from two individuals.

2. Anabolism  & Catabolism

3. Nearly everybody has the same genetic code. Although the sequences of bases in their DNA (and thus in the messenger RNA that is made from their DNA) vary between species and even between individuals within a species, almost all of them use the same code.

4.Yes, two or more species can have the same number of chromosomes. ... There's much more to differentiating between species than number of chromosomes. For one example, there are proteins present on eggs which 'match up' with proteins on sperm, and these are very specific.

Hope this helps!!

The distribution of microbial diseases can be studied using remote sensing, a technique for gathering digital images of Earth's surface and output from biological sensors.

Remote sensing can provide valuable information on the spatial and temporal distribution of microbial diseases, including their incidence, prevalence, and spread. For example, remote sensing can be used to map the distribution of vector-borne diseases, such as malaria and dengue fever, by detecting environmental factors that favor the survival and proliferation of disease vectors. Similarly, remote sensing can be used to monitor the spread of infectious diseases, such as COVID-19, by tracking changes in human mobility patterns and social distancing behaviors.

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Option a; When the acidity of soil increases due to some nutrients are dissolved and washed away.

For a plant to develop and reproduce, it needs seventeen nutrients or components. They are iron (Fe), boron (B), manganese (Mn), copper (Cu), zinc (Zn), molybdenum (Mo), nickel (Ni), phosphorus (P), potassium (K), sulphur (S), calcium (Ca), magnesium (Mg), and chlorine (Cl) (Cl). The nutrients that plants need to complete their life cycle are referred to as vital nutrients. Non-essential nutrients are those that aid in plant growth but are not required to complete the life cycle of the plant. The nutrients originate from the mineral component of the soil, with the exception of nitrogen, which is provided by nitrogen fixation, and carbon, hydrogen, and oxygen, which are supplied by carbon dioxide and water, respectively. According to the Law of the Minimum, if a nutrient is not present in sufficient quantities in the soil solution, it prevents plants from utilizing other nutrients at their full potential. Thus, a certain nutrient ratio of the soil solution is necessary for optimum plant growth, a ratio that may differ from those derived from plant composition.

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Answer:

It should be 400 but i dont see it

Explanation:

The amount of energy decreases by ten as it goes higher up the food chain

The trophic level that penguins fall under is called secondary consumers.

Trophic level is the particular position occupied by a group of organisms in a food chain.

The trophic levels that are found in a linear feeding relationship between organisms are as follows:

The consumers are organisms (heterotroph) that uses other organisms for food in order to gain energy.

However, a consumer can either be primary, secondary or tertiary. It is primary when it feeds directly on plants or producers.

However, it is secondary or tertiary if it feeds on other consumers. Penguins are birds that feed on organisms like fishes.

Therefore, the trophic level that penguins fall under is called secondary consumers.

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Answer:

(1) 0 N. (2) 4 N down. (3) 5 N left. (4) 4 N right. (5) 0 N.

ExplanationExplanationExplanation: