¿Como se le denomina a la estructura formada por adición de vesículas procedentes de aparato de golgi que permiten la aceptación durante la citocinesis en las células vegetales?

Answer:

such as glucagon, bind to membrane-bound receptors. The binding of the hormone triggers a signal transduction pathway, a process of molecular changes that turns the hormone's extracellular signal into an intracellular response.

Explanation:

How does an amino acid-based hormone changes a cells activity ?

The majority of amino acid-based hormones, such as glucagon, bind to membrane-bound receptors. The binding of the hormone triggers a signal transduction pathway, a process of molecular changes that turns the hormone's extracellular signal into an intracellular response.

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Answer:

So, assuming the dice are 'fair' (that each of the six numbers has a probability of 1/6 of showing up on each of the dice), there is a probability of 1/36 that all three dice will show the same number.

Explanation:

The given statement "high mass stars evolve more slowly to the main sequence than lower mass stars" is false because more massive stars evolve more rapidly to the main sequence compared to lower mass stars due to their higher temperatures and pressures, which allow for faster fusion of hydrogen into helium.

In contrast, lower mass stars take longer to reach the main sequence because they have lower temperatures and pressures, which leads to slower fusion of hydrogen into helium. As a result, they spend a longer time in the pre-main sequence stage before reaching the main sequence.

Overall, the time it takes for a star to reach the main sequence is primarily determined by its mass, with higher mass stars evolving more rapidly to the main sequence.

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Answer:

ehaviors that help animals or their young survive

Explanation:

increase the animals' fitness. Animals with higher fitness have a better chance of passing their genes on to the next generation. If genes control behaviors that increase fitness, the behaviors become more common in the species.

Species more likely to become endangered require pristine habitats and late successional ecosystems. The correct option is C. A and B only.

An endangered species is a species that is at risk of extinction or is declining rapidly in population. Endangered species are those that have been classified by the International Union for Conservation of Nature (IUCN) as at risk of extinction in the wild.

A pristine habitat is a habitat that has never been impacted or damaged by human activity. These habitats are free of human-caused disturbances, such as habitat destruction, pollution, or invasive species.

Late-successional ecosystems are those that have reached a climax or stable state. These ecosystems are the most mature and diverse, with a wide range of species. The ecosystems that have been undisturbed for a long period of time are those that are late-successional ecosystems. Species that are more likely to become endangered require pristine habitats and late-successional ecosystems. These types of ecosystems are rare and fragile and are easily impacted by human activities. Therefore, conservation measures must be taken to ensure that these ecosystems are protected from human disturbance and other forms of damage.

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Answer:

Belief: It's a feeling of being sure that a person or thing exists or is true or trustworthy belief in ghosts belief in democracy.

The statement is true. Sexual selection is a form of natural selection in which characteristics that appeal most to the opposite sex spread more widely more common.

Which of the following variables might affect the size of a primate social group?

Most primates are highly social creatures that live in groups that range from small reproductive units to huge troops of hundreds of individuals. Food resource distribution, competition with other species, and the threat of predation are all key considerations of primate group size.

Among the various residence patterns, single-male groups have the most competition. Outside males who want to overthrow him and take over the group are constantly threatening the male in this group.

Therefore, primate males compete for access to females due to sexual selection.

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Answer:

The correct option is D: "Semen is composed of seminal fluid and sperm"

Explanation:

The semen is ejaculated from the male reproductive organ. It contains sperm cells and seminal fluid. The seminal fluid provides the energy source (fructose sugar) for the sperm to be able to swim towards the female's egg in order to fertilize it.

Answer:

chemical reaction might occur

The two byproducts of fermentation by yeasts that are commonly used in food production are carbon dioxide and ethanol. Fermentation is a process in which yeasts convert sugars into alcohol and carbon dioxide. In the production of beer, wine, and bread, carbon dioxide is used as a leavening agent.

It makes the dough rise, which results in the formation of light, fluffy bread and pastry products. The ethanol, on the other hand, is used in the production of alcoholic beverages. During the fermentation process, yeast consumes sugars and converts them into ethanol and carbon dioxide.

The concentration of alcohol produced can be regulated by controlling the amount of sugars present. In addition, fermented foods such as yogurt and sauerkraut are also produced using yeasts. Fermented foods are believed to have numerous health benefits as they contain probiotics that can promote gut health.

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The two common byproducts of yeast fermentation used in food production are ethanol (alcohol) and carbon dioxide (CO2).

Yeast fermentation is a biological process in which yeast cells convert sugars into various byproducts. In food production, two primary byproducts of yeast fermentation are ethanol (alcohol) and carbon dioxide (CO2). During fermentation, yeast cells consume sugars and produce ethanol as a metabolic byproduct.

This ethanol is essential in the production of various alcoholic beverages, including beer, wine, and spirits. The production of ethanol in fermentation is the basis for the alcoholic fermentation process. Additionally, yeast fermentation also releases carbon dioxide gas.

This gas contributes to the leavening process in baking and other food production. In baking, yeast fermentation generates carbon dioxide, causing the dough to rise and resulting in a lighter and fluffier texture in bread and other baked goods.

The production of ethanol and carbon dioxide by yeast fermentation has a significant impact on the flavor, texture, and characteristics of various food and beverage products.

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During the fetal period, which occurs 21 to 30 weeks into pregnancy, the head of the fetus is nearly as large as the body, sex is readily detected by observing the genitals, and blood cell production in the bone marrow is occurring.

Quickening, which is the first fetal movements felt by the mother, typically occurs around 16 to 20 weeks into pregnancy. Alternatively, during the fetal period, specifically 21 to 30 weeks into pregnancy, the most accurate statement is that blood cell production occurs in the bone marrow. At this stage, the fetus's bone marrow begins to take over the responsibility of producing blood cells, which is a crucial part of the baby's development.

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Answer: Decomposers are organisms that break down dead or decaying organisms, In Fungi, they have special enzymes that digest the decaying organisms, when the fungi die they will leave behind much nutrition in the soil for producers. Earthworms are detritivores that physically ingest decaying organisms, physically breaking the material down to further help other organisms with the physical decomposition of nutrients. Waste from the earthworms also contains nutrients that would go back into the soil and help producers grow to keep the food web balanced. (You did not specify the food web so I'm using fungi as one example, and a detritivore such as an earthworm for the second.)

Explanation:

Answer: H0m0zygous

Explanation: Because H0m0zygous is having two identical alleles of a particular gene or genes.

Dimethylcyclopropane has two isomers  cis-dimethylcyclopropane and trans-dimethylcyclopropane.

1. The first step is to draw the structural formula of dimethylcyclopropane, which consists of a cyclopropane ring with two methyl groups attached.
2. The second step is to determine the possible arrangements of the methyl groups. In the cis isomer, the two methyl groups are on the same side of the ring, while in the trans isomer, the methyl groups are on opposite sides of the ring.
3. Therefore, there are two isomers:

cis-dimethylcyclopropane and trans-dimethylcyclopropane.
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In a high substrate environment, the enzymes would work faster than in a medium substrate environment to break apart 100 substrates. This is because when there are more substrates available, the enzymes have a higher chance of encountering and reacting with them, which leads to a higher reaction rate.

No, the same enzyme may not be able to break apart 100 substrates if the substrate changes shape.

Enzymes are highly specific in their action and can only bind to and react with specific substrates that fit their active site's shape. If the substrate changes shape, it may no longer fit the enzyme's active site, making it impossible for the enzyme to catalyze the reaction.

Therefore, the enzyme would not be able to break apart 100 substrates that are different in shape from the original substrate.

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Answer:faster

Explanation:

finds more substrates

Our physical identity is determined by our height, weight, sex, age, and other corporeal characteristics.

What is physical identity? Physical identity is determined by one's body structure, body measurements, age, and physical abilities, as well as corporeal characteristics. Physical characteristics that are quantifiable or measurable are referred to as corporeal characteristics.

These characteristics are not limited to height, weight, skin color, hair color, and so on, and they are determined by one's genetics, environment, and lifestyle. Gender is one of the corporeal characteristics that play a significant role in shaping our physical identity.

One's gender determines how they are perceived by society, as well as their access to resources and opportunities. Height, weight, and physical abilities are also significant corporeal characteristics that determine our physical identity.

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The researcher who conducted an investigation on a blood disease carried by birds found out that the organism is unicellular and has a nucleus, cell wall, and the ability to produce spores. Based on this information, the organism belongs to the Kingdom Fungi.

The kingdom Fungi consists of unicellular and multicellular organisms that lack chlorophyll and reproduce asexually and sexually by forming spores. They are heterotrophic organisms, which means they depend on other organisms for their food. Fungi cells have a cell wall made up of chitin, which provides strength and rigidity to the cell wall. The cytoplasm of the fungal cells contains many specialized organelles, including nuclei, ribosomes, mitochondria, and Golgi bodies that carry out various metabolic activities.

The researcher's findings suggest that the organism is a unicellular fungus with a nucleus, cell wall, and the ability to produce spores. Spores play a crucial role in the fungal life cycle, as they allow the organism to reproduce and spread to new habitats. These spores can be transported by wind, water, or other organisms to colonize new areas.

In conclusion, based on the researcher's investigation, the organism she isolated from the blood of an infected bird belongs to the Kingdom Fungi.

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This apparent path of the Sun through the sky is caused by  the Sun's revolution around Earth

Earth rich in atmosphere with nitrogen and oxygen, vast quantities of liquid and solid water, a range of temperatures near the melting point of water.

Earth’s circumference is about 40,000 km where its diameter is 12,756 km across the equator.

The lithosphere contains the entire top crust of the Earth,  hydrosphere is the water surface which are oceans, lakes, and rivers.

The atmosphere which is the blanket of air that surrounds the Earth, five layers of the atmosphere are the troposphere, followed by the stratosphere, the mesosphere, the thermosphere, and the exosphere.

The Biosphere or  ecosphere  includes parts of the atmosphere, hydrosphere, and the topmost part of the lithosphere where life exists.

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Active transport moves substances from a more dilute solution to a more diluted solution (against the concentration gradient). This requires energy from the cell. Active transport allows mineral ions to be absorbed into plant root hairs from very dilute solutions in the soil. It also allows sugar molecules to be absorbed from lower concentrations in the gut into the blood, which has a higher sugar concentration. Sugar molecules are used for cell respiration and other cellular processes.

This is true

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Answer:

Give us the choices for the question

The osmosis is the process which molecules of a solvent tend to pass through a semipermeable membrane from a solution less concentrated into a more concentrated to balance the concentrations in the environments. Therefore, the sentence is true about the osmosis process.

The sugar molecule represents the most stored chemical energy. Thus, the correct answer is Option B.

Sugar (glucose, C₆H₁₂O₆) is a biological molecule that stores energy in its chemical bonds, not the molecule that initiates the process of cellular respiration During cellular respiration, glucose is broken down in a series of chemical reactions to produce energy ATP (adenosine triphosphate).

The process of cellular respiration begins at the stage of glycolysis, where glucose in the cytoplasm of the cell is partially broken down into pyruvate molecules and then the pyruvate molecules are broken down again in the presence or production of oxygen (aerobic respiration). fermentation in the absence of oxygen depending on whether oxygen is present

During aerobic respiration, pyruvate enters mitochondria and undergoes the citric acid cycle (also known as the Krebs cycle) and the electron transport chain These processes release energy from glucose chemical bonds to produce more ATP.

Therefore, sugar (glucose), although it stores energy in its chemical bonds, is not the molecule that initiates cellular respiration. Instead, during cell respiration, glucose is broken down and energy is released in the form of ATP.

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Complete question:

Which feature of the model represents the most stored chemical energy?

A. The oxygen gas molecule

B. The sugar molecule

C. The water molecule

D. The carbon dioxide molecule​

Answer:

The sides of the ladder are made of alternating sugar and phosphate molecules. The sugar is deoxyribose. The rungs of the ladder are pairs of 4 types of nitrogen bases. Two of the bases are purines- adenine and guanine.

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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The primary structure of a protein, its amino acid sequence, drives the folding and intra-molecular bonding of the linear amino acid chain, which ultimately determines the protein's unique three-dimensional shape.

Proteins are large, complex molecules that play many critical roles in the body. They do most of the work in cells and are required for the structure, function, and regulation of the body's tissues and organs.

Protein has many roles in your body. It helps repair and build your body's tissues, allows metabolic reactions to take place and coordinates bodily functions. In addition to providing your body with a structural framework, proteins also maintain proper pH and fluid balance.

There are seven types of proteins: antibodies, contractile proteins, enzymes, hormonal proteins, structural proteins, storage proteins, and transport proteins.

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Answer:

Tendon sheaths act as friction-reducing structures.

Explanation:

Tendon sheaths are fibrous tissue that is around tendons to protect and make the movements of these smoother. For example, they reduce the friction of the flexors and extensors tendons of the hand. These are tendons that we constantly use to open and close our hands when we want to grab objects. Without the sheath, the tendons will not move easily, and due to the excessive use, there can be inflammation.

The sheats have two layers, one internal, which is a synovial one that produces synovial fluid to lubricate the tendon, and the external, which is a fibrous layer.