Sensory information is so critical to the brain that it has developed a unique set of ----- nerves that almost exclusively deal with major sensory experiences such as vision, sound, taste, balance, and smell.

Answer:

What would happen if phytoplankton went extinct?  

Nearly all small marine predators eat plankton as their primary food source, so if the plankton were to disappear, then the small predators wouldn't be far behind. Not only would those populations be without a significant food source, but local trade would suffer, and their economies would start to collapse.

Explanation:

Answer:

The correct answer to the following question will be "12-14 hours".

Explanation:

According to the Protein Misfolding Diseases article published by Hartl, aggregation is driven by contact between the hydrophobic class of amino acid residues.

Aggregation is the process of combining or sticking together to form a mass or a collection of something, which in this case refers to proteins. The aggregation of proteins is a characteristic feature of many protein misfolding diseases, including Alzheimer's disease, Huntington's disease, and Parkinson's disease.

It occurs when misfolded proteins, i.e., proteins that have adopted an incorrect shape, associate with each other, leading to the formation of large protein aggregates. These aggregates can be toxic to cells and tissues, and their accumulation is believed to contribute to the development of the disease.

The hydrophobic class of amino acid residues, which includes alanine, valine, leucine, isoleucine, phenylalanine, and tryptophan, among others, is known to drive protein aggregation.

This is because hydrophobic amino acid residues tend to cluster together to minimize their contact with water molecules, which is energetically favorable.

However, when hydrophobic amino acids are exposed to the aqueous environment of the cell, they tend to interact with each other, leading to the formation of protein aggregates.

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All of the given options occur during the light-dependent reactions of plants: (a) Electron transport; (b) The splitting of water; and (c) A hydrogen ion gradient is established to produce ATP.

Light-dependent reactions are the part of photosynthesis process where the plant captures the sunlight energy which is inorganic form in order to convert it into usable form of energy like the ATP and NADPH. These reactions occur in the chloroplast.

ATP stands for Adenosine Triphosphate. It is the most usable form of energy by various living organisms. ATP is required to perform all the active processes of the living body. The splitting of ATP releases high amounts of energy which is then used for body functions.

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Answer:

typically develop during adolescence as a result of hormonal changes in the body.

Explanation:

I am not sure what you mean by "jikffbihpz." Could you please provide more context or clarify your question?

Also the term "secondary sexual characters" typically refers to physical characteristics that distinguish males from females in sexually reproducing species, such as antlers on male deer or breasts on human females. These characteristics are not related to the reproductive organs themselves (the primary sexual characteristics) and typically develop during adolescence as a result of hormonal changes in the body.

Factors that could decrease the number of ATP molecules generated per NADH molecule in the electron transport chain include the presence of inhibitors or mutations affecting specific enzymes, as well as changes in the proton gradient or electron flow.

A possible factor that could decrease the number of ATP molecules generated per NADH molecule in the electron transport chain is a lower proton gradient across the inner mitochondrial membrane, which would reduce the efficiency of ATP synthase in synthesizing ATP from ADP and Pi. Other factors that could affect ATP production include mutations or inhibitors of electron transport chain components or enzymes, such as cytochrome oxidase, and changes in mitochondrial membrane potential.

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Answer:

lab performs test by giving bacterial colonies the same amount of different antibiotic and growing them under the same conditions .

Answer:

D

really dude, just read these types of questions the one that's really different is usually right

Answer:

Answer:

was your old username glitchkpopstan

Answer:

A couple of homologous chromosomes, or homologs, are a set of one maternal and one paternal chromosome that pair up with each other inside a cell during fertilization.

Explanation:

Answer:

A couple of homologous chromosomes, or homologs, are a set of one maternal and one paternal chromosome that pair up with each other inside a cell during fertilization.

Hope this helps. Can u give me brainliest

Explanation:

The head part of the sperm contains the chromosomes (contained within the nucleus).

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Once synapses start to develop, they continue to do so throughout life based on experience.

The process of synapses forming between neurons in the nervous system is called synaptogenesis. Exuberant synaptogenesis, which happens during early brain development but persists throughout a healthy person's lifetime, is the explosion of synapse production. A person's critical period is when synaptogenesis is most crucial because neurons and synapses are competing for the same neural growth factors, which results in some degree of synaptic pruning. A process's ability to develop normally later in life will be compromised if it is not utilized or is suppressed during its key era.

Different parts of the brain prune synapses at different times. However, the most rapid pruning occurs between the ages of two and sixteen. Synaptic pruning starts very early in development.

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Synapses begin to form from infancy and continue to grow throughout life as a result of experience.

Synapses:-

The development of synapses between neurons in the nervous system is known as synaptogenesis. Exuberant synaptogenesis refers to the explosion of synapse production that takes place during the early stages of brain development, but it happens throughout a healthy person's lifespan. [1] During a person's critical phase, when neurons and synapses compete for neural growth factors and there is some degree of synaptic pruning, synaptogenesis is especially crucial. Processes that are not utilised or are suppressed during a crucial stage of development will not mature normally.

There is potential for connecting the knowledge gained at the NMJ to synapses within the CNS, despite the fact that the study of synaptogenesis within the central nervous system (CNS) is much more recent than that of the NMJ. There are many structural and fundamental similarities between the two types of neural connections. The nerve terminal at the most fundamental level of both the CNS synapse and the NMJ is separated from the postsynaptic membrane by a gap containing specific extracellular material. Both structures have clustered receptors at the post-synaptic membrane, localized vesicles at the active locations, and glial cells that cover the whole synaptic cleft. Both synapses show differentiation of the pre- and post-synaptic membranes during synaptogenesis after the initial contact between the two cells.

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Frequency and wavelength have an opposite relationship. Wavelength decreases as frequency rises in a wave.

What changes in wavelength occur as frequency and energy rise?

Frequency is the sum of all full wavelengths in a given amount of time (f). The frequency and energy (E) of a wavelength drop as it grows in size. You may conclude from these equations that the wavelength shortens with increasing frequency. The wavelength lengthens with decreasing frequency.

How does an increase in frequency affect the wave's energy?

To summarize, energy is carried by waves. Their frequency and amplitude both affect how much energy they transport. The amount of energy increases with frequency and amplitude, respectively.

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Answer:

oxygen is exchanged with carbon dioxide between the alveoli and the blood in the capillaries.

Explanation:

Answer: Renewable is the word resource refers to a natural resource, a naturally occurring thing that is useful to humans, such as water, wood, or minerals. Renewable means that a supply of something can be replenished.

Nonrenewable is something that can not be used again

Explanation:      I hope this helps :D

Answer:

Nonrenewable energy resources, like coal, nuclear, oil, and natural gas, are available in limited supplies. This is usually due to the long time it takes for them to be replenished. Renewable resources are replenished naturally and over relatively short periods of time.

Explanation:

ex Renewable resources include biomass energy (such as ethanol), hydropower, geothermal power, wind energy, and solar energy. Biomass refers to organic material from plants or animals. This includes wood, sewage, and ethanol (which comes from corn or other plants)

ex. A nonrenewable resource is a natural substance that is not replenished with the speed at which it is consumed. It is a finite resource. Fossil fuels such as oil, natural gas, and coal are examples of nonrenewable resources.

The primary structural constituent in plant tissues is option C) cellulose. This is a complex carbohydrate made up of chains of glucose molecules, which provide strength and rigidity to the cell walls of plants.

Cellulose is the most abundant organic compound on earth and is found in all plant cells, from the smallest algae to the largest trees. Other options are incorrect because chlorophyll is a pigment that captures light energy for photosynthesis, starch is a storage carbohydrate found in plants, enzymes are proteins that catalyze biochemical reactions, and protein is a macronutrient used for growth and repair in organisms.

The other options are incorrect because:

A) Chlorophyll is a pigment involved in photosynthesis, not in providing structural support.
B) Starch is a carbohydrate used for energy storage, not for structural support.
D) Enzymes are proteins that catalyze chemical reactions, but they do not provide structural support.
E) Proteins can serve many functions, including providing some structure, but they are not the primary structural constituent in plant tissues like cellulose is.

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Answer:

They are located within the chloroplasts.

Explanation:

Answer:

It is located in the stroma (an interior part of the chloroplast)

The phosphate head group, which contains a charged or polar region that interacts with water molecules, is the part of the phospholipid molecule that is considered hydrophilic. The wet, watery environment inside and outside the cell draws this region in.

The fatty acid tails, or hydrocarbon chains, on the other hand, form the hydrophobic region of the phospholipid. These nonpolar tails are water repellant. A hydrophobic core is formed within the phospholipid bilayer as a result of the hydrophobic tails being oriented inward and away from the surrounding aqueous environment.

When phospholipids are present in the plasma membrane, the hydrophilic head groups are exposed to both the intracellular fluid (cytoplasm) and the surrounding water-based extracellular fluid, both outside and inside the cell, respectively.

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Answer: The endocrine system is made up of glands that make hormones, Hormones are the body's chemical messengers. They carry information and instructions from one set of cells to the other.

Explanation:

Your endocrine system is made up of several organs called glands. These glands, located all over your body, create and secrete (release) hormones.

Hormones are chemicals that coordinate different functions in your body by carrying messages through your blood to your organs, skin, muscles and other tissues. These signals tell your body what to do and when to do it.

— Functions of Endocrine System.

Hormones affect nearly every process in your body, including:

• Metabolism (the way you break down food and get energy from nutrients).

• Growth and development.

• Emotions and mood.

• Blood pressure.

_________________________________

The term monogamous refers to a species that has only one mate at a time, as opposed to polygamous species which typically have more than one mate.

In the example given here, many males are being killed for their prized plumage. If this continues to happen, the species may die out. This is because once the female mates with a male, she will stay with him, mating for life.  Many females will be left without a mate because the ratio of males to females is so low.  And so, the number of chicks hatching will continue to drop.

This wouldn't be as big of a problem if the species were polygamous, because the males may have multiple mates at once (or in quick succession.) More eggs become fertilized this way, and the species may have had a chance for survival.

Answer:

c

Explanation:

Glucose and oxygen are the two substances show net movement from the plasma into the tissue fluid.

Glucose and oxygen are the two substances show net movement from the plasma into the tissue fluid.

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Fats are made of one glycerol (alcohol) and 3 fatty acid chains, which is known as triglyceride (the basic unit of a lipid molecule).

A lipid is a broad category of biological macromolecules that are generally composed of a glycerol backbone linked to several fatty acid chains trough different chemical bonds.

In conclusion, Fats are made of one glycerol (alcohol) and 3 fatty acid chains, which is known as triglyceride (the basic unit of a lipid molecule).

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Answer:

In the past, there were various pieces of evidence that were used to dispute the idea of continental drift, which is the theory that suggests that continents have moved over time. These pieces of evidence were put forward by scientists who did not believe in the concept of continental drift.

Explanation:

Here are a few examples:

Lack of Mechanism: One argument against continental drift was the lack of a known mechanism that could cause the continents to move. Scientists questioned how continents, which are large land masses, could shift and change their positions without any clear explanation.

Fixed Continents: Another argument was that continents seemed to be fixed in their positions. Scientists believed that the continents were immovable and had always been in their current locations. They argued that the shapes of the continents fit together like puzzle pieces simply because they happened to look that way, not because they were once connected.

Gravitational Forces: Some scientists proposed that gravitational forces were responsible for the arrangement of continents. They suggested that the distribution of land masses on Earth was due to variations in gravity, rather than the movement of the continents themselves.

Geological Stability: The stability of the Earth's crust was also used as evidence against continental drift. Scientists believed that the Earth's crust was rigid and could not undergo significant movements or changes in shape.

However, over time, new evidence emerged, such as the discovery of mid-ocean ridges and magnetic anomalies, which supported the theory of continental drift. This led to the development of the theory of plate tectonics, which explains how the Earth's lithosphere (crust and upper mantle) is divided into several large plates that move and interact with each other, causing continental drift and other geological phenomena.

Mendel explained the consistency of the phenotypic ratio in the F2 generation by proposing the law of segregation and the law of independent assortment. The law of segregation states that during the formation of gametes, the two alleles for a trait separate from each other and only one allele is passed down to each offspring.

This explains why the F1 generation showed a dominant trait, but the recessive trait reappeared in the F2 generation. The law of independent assortment states that the inheritance of one trait is not dependent on the inheritance of another trait, which means that the inheritance of one gene does not affect the inheritance of another gene.

This explains why the ratio of traits in the F2 generation is consistent, as each allele is inherited independently.

Therefore, when a dominant allele and a recessive allele are present, the dominant allele will express itself in the phenotype, but the recessive allele can still be passed down and expressed in the next generation. Overall, Mendel's laws of segregation and independent assortment provide a clear explanation for the consistency of the phenotypic ratio in the F2 generation.

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1. In passive propagation, as the action potential goes from the start to the end of an axon, it decays or becomes weaker, and it is the most common method of transmitting electrical signals in neurons. 2. It differs from the mode of propagation along the neuron, the action potential is actively propagated along the axon without decay.

A passive signal can be generated by a receptor or by a spike in the membrane potential of an adjacent neuron. In the neuron, an electrical current flows from the dendrite to the cell body, down the axon and into the terminal, causing a change in the potential across the membrane. The current also generates an electrical field that spreads throughout the surrounding tissue, this electrical field, known as the extracellular potential, decays with distance and is much smaller than the intracellular potential. So therefore a passive signal can be detected by electrodes placed outside the neuron.

An action potential is initiated at the axon hillock, propagated along the axon, and terminates at the presynaptic terminal. In the neuron, an electrical current flows from the dendrite to the cell body, down the axon and into the terminal, causing a change in the potential across the membrane. The current also generates an electrical field that spreads throughout the surrounding tissue, this electrical field, known as the extracellular potential, decays with distance and is much smaller than the intracellular potential. So therefore it differs from the mode of propagation along the neuron, the action potential is actively propagated along the axon without decay.

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Iron absorption is greatly enhanced by vitamin C.

Among the minerals mentioned, the absorption of iron is greatly enhanced by vitamin C. Iron is an essential mineral that plays a crucial role in carrying oxygen throughout the body and supporting various metabolic processes. Vitamin C, also known as ascorbic acid, is a potent enhancer of iron absorption when consumed together. Iron exists in two forms: heme iron, which is derived from animal sources, and non-heme iron, which is found in plant-based foods. Vitamin C predominantly enhances the absorption of non-heme iron. It forms a soluble complex with non-heme iron, which improves its solubility and bioavailability, thus facilitating its absorption in the intestines. Consuming vitamin C-rich foods or supplements in conjunction with iron-rich foods or iron supplements can help increase the absorption of iron. This is particularly beneficial for individuals at risk of iron deficiency, such as vegetarians or individuals with limited iron intake.

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In the common cold we can say that there is a localized inflammatory response as is focused on the airways, rarely gets to the bronchi or lungs, this happens when there are complications, even more, when complications occur, these are contained in the respiratory system.

A valid inference base on the common ancestry diagram is species D is more closely related to species E than to species F. Option B

A species can be said to be a common ancestor of all life on Earth when it is the most recent common ancestor of all living things.

This means that all living things share a common ancestor that is more recent than any other common ancestor.

The diagram shows that species D and E share a more recent common ancestor than species D and F. This means that species D and E are more closely related to each other than to species F.

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Quorum sensing in Vibrio fischeri is characterized by bioluminescence production, colonization of the light organ in squid, and regulation of symbiotic behavior.

In contrast, quorum sensing in Vibrio harveyi is characterized by the production of various extracellular enzymes, regulation of virulence factors, and coordination of bioluminescence in the presence of other species.

Quorum sensing is a communication system used by bacteria to regulate gene expression in response to population density. Vibrio fischeri and Vibrio harveyi are two species of bacteria that employ quorum sensing, but they differ in their specific characteristics and behaviors.

In Vibrio fischeri, quorum sensing plays a crucial role in the colonization of the light organ in squid. The bacteria produce bioluminescent light, which is regulated by quorum sensing. The presence of high cell density triggers the activation of specific genes responsible for bioluminescence production. This light production is important for establishing and maintaining a symbiotic relationship with the squid host.

On the other hand, Vibrio harveyi utilizes quorum sensing for different purposes. It regulates the production of various extracellular enzymes and virulence factors, which are involved in pathogenesis and colonization of host organisms. Quorum sensing also coordinates bioluminescence production in the presence of other species, allowing the bacteria to respond to the population density of different bacteria in their environment.

Overall, while both Vibrio fischeri and Vibrio harveyi use quorum sensing as a communication mechanism, they exhibit distinct characteristics and behaviors in terms of bioluminescence production, colonization, and regulation of specific gene expression.

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