Suppose a company increases production from a point where marginal cost equals average total cost to a point where marginal revenue and marginal cost are equal. Is it a good idea for the company to do this

Answer:

some of the animals that feed on the grasshoppers will die

Explanation:

if they do not have the regular supply of food, they will die of hunger

The hormone that controls the change in life stage during metamorphosis is ecdysteroids.

Ecdysteroids, specifically the molting hormone known as ecdysone, play a crucial role in regulating metamorphosis in insects and other arthropods. Metamorphosis is a process by which an organism undergoes a dramatic transformation in its body structure and physiology as it progresses through different life stages, such as from larva to pupa to adult.

During metamorphosis, the levels of ecdysone rise, triggering the molting process and initiating the transition between life stages. The ecdysteroids act as signaling molecules that bind to specific receptors in target tissues, leading to various developmental changes. They regulate the timing and coordination of cell growth, tissue differentiation, and the reorganization of body structures during metamorphosis.

While other hormones, such as juvenile hormone, also play important roles in insect development, ecdysteroids are primarily responsible for driving the major changes associated with metamorphosis. Their precise control and timing ensure the successful transition from one life stage to another, ultimately allowing insects to undergo remarkable transformations as they progress through their life cycle.

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The reticular layer of the dermis contains a meshwork of collagen fibers that surround and support structures in the dermis.

The dermis is a dense, fibrous connective tissue layer beneath the epidermis that consists of two layers, the papillary layer and the reticular layer. The reticular layer is the deeper layer of the dermis, accounting for around 80% of its thickness, and contains a meshwork of collagen fibers that surround and support structures in the dermis.The reticular layer also contains elastic fibers, fibroblasts, and various cell types, as well as nerves, blood vessels, sweat glands, and hair follicles. It is responsible for providing the skin with strength, flexibility, and elasticity, as well as housing the sensory receptors that provide us with tactile feedback about our environment.

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Igenous rocks are created by lava colling and cristalization. They can be either intrusive (slow cooling) or extrusive (fast cooling). The option that includes all ingeous rocks is D). created by lava.

Igenous rocks come straight from the interior of the Earth.

A liquid mass of silicate composition coming from the Earth's core erupts out of a volcano as lava.

Since this melted mass comes from the Earth's interior, its temperature is extremely high.

Lava begins to cool and solidify during its ascent to the Earth's surface.

Igneous rocks are produced by the magma cooling and cristalizing when they get in touch with air.

Thre are two types of igneous rocks

• plutonic rocks ⇒ close to the terrestrial crust ⇒ intrusive ⇒ slow cooling

• volcanic rocks ⇒ on the surface ⇒ extrusive ⇒ quick cooling

Among the options, there are three descriptions that match the igneous rocks,

If we need to find only one of these options, we could choose option D, created by lava, since it involves all types of ingeous rocks.

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In the Papyrus of Hunefer, also known as the Book of the Dead, Hunefer's heart is depicted as being weighed against the feather of Ma'at, the ancient Egyptian goddess of truth and justice.

The weighing of the heart was a central part of the ancient Egyptian afterlife belief, in which the deceased's heart was thought to be the seat of their intellect and character.

The scene depicts Hunefer standing in front of a pair of scales, with his heart on one side and the feather of Ma'at on the other. Anubis, the god of mummification and the afterlife stands nearby to oversee the weighing. Thoth, the god of writing and knowledge, records the result of the weighing. If the heart was lighter than the feather, Hunefer would be declared "justified" and allowed to enter the afterlife. However, if the heart was heavier than the feather, it was believed to indicate that the deceased had led an immoral life and would be devoured by the goddess Ammit.

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Answer:Its A

Explanation:Edge

Gabriel is performing an experiment in which he is measuring the energy and work being done by a ball rolling down a hill. The statement they will both be recorded in joules is  best describes Gabriel’s measurements. Correct Option is 2.

Energy and work are both physical quantities measured in joules (J) in the International System of Units (SI). In this experiment, Gabriel is measuring the energy and work associated with the ball rolling down a hill, and both measurements will be expressed in joules. Energy represents the capacity to do work, and work is the transfer of energy that occurs when a force is applied to move an object over a distance. Both energy and work are directly related and are measured in the same unit, joules, which is a measure of energy or work.

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Light travels into the eye to the retina which is located at the back of the eye where the retina is covered with millions of light sensitive cells called rods and cones. When these cells detect light, they send signals to the brain, cone cells help detect colors.

Rods are defined as the type of photoreceptor cells present in the retina which are sensitive to the level of light and help us to have good vision in low light. These are concentrated in the outer areas of the retina and provide us with peripheral vision.

Cones are defined as the type of photoreceptor cell present in the retina that gives us our color vision. These are concentrated in an area called the macula in the center of our retina and help us see fine details.

The retina contains about 120 million rods and 6 million cones.

Thus, light travels into the eye to the retina which is located at the back of the eye where the retina is covered with millions of light sensitive cells called rods and cones. When these cells detect light, they send signals to the brain, cone cells help detect colors.

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Answer:

The answer is evaporation.

Explanation:

Runoff is not right because runoff is water that hits the surface of the earth, then runs down into natural bodies of water. It is not condensation either. That is because condensation is when cool water vapor comes into contact with humid, warm air causes water droplets to appear on the surface of what is containing the cool water vapor. Finally, precipitation is when water comes down from the atmosphere to the surface of the earth, therefore this is incorrect. Evaporation however is when water from the surface of the earth turns into water vapor and goes into the atmosphere. Therefore it is the right answer.

Answer:

Evaporation

Explanation:

Plants are responsible for this

Answer:

Spongy bone, also known as cancellous bone, contains osteocytes housed in lacunae, but they are not arranged in concentric circles. Instead, the lacunae and osteocytes are found in a lattice-like network of matrix spikes called trabeculae

The example of sensitization from the given alternatives is that 'A dog was hit by his previous owner, and now the dog cowers each time his new owner reaches out to pet him.'

Sensitization refers to the process in which an organism becomes more sensitive to stimuli, both good and bad. It happens when the body's nervous system becomes oversensitized to a particular stimulus that it begins to respond even to weaker or non-threatening stimuli.

The example given in the first option refers to a simple reflex action that occurs in response to the puff of air that is blown into the eyes during the eye examination. The third option is about sensory adaptation, which occurs when sensory receptors are exposed to stimuli for an extended period, resulting in a reduction in sensitivity. The fourth option refers to the fight or flight response that occurs as a result of a threatening stimulus, in which an individual's body prepares to confront or flee from danger.

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Density is a physical property and the physical properties for the element platinum would be that platinum is silvery, metallic metal and very unreactive.

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Answer:

Rain Gauge

Explanation:

Answer:

Transcription is the process of making an RNA copy of a gene sequence. This copy, called a messenger RNA (mRNA) molecule, leaves the cell nucleus and enters the cytoplasm, where it directs the synthesis of the protein, which it encodes

Explanation:

Growing food in ways which minimize water and fertilizer use and protect biodiversity while enhancing farmers' livelihoods is an example of sustainable sourcing.

Sustainable sourcing is the practice of procuring goods and services in a manner that preserves and improves the natural environment, social welfare, and economic well-being of current and future generations. The process of sustainable sourcing ensures that the procurement of products and services is completed in a way that minimizes any negative impact on the environment.

Additionally, sustainable sourcing also seeks to support social and economic development and protect the human rights of all parties involved. The use of sustainable sourcing practices is vital for addressing some of the most pressing environmental and social challenges facing the world today, including deforestation, greenhouse gas emissions, and water scarcity. It is also crucial for ensuring the availability of resources for future generations.

Therefore, sustainable sourcing is a critical component of many companies' corporate social responsibility (CSR) programs.

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Answer:

1.CGAU

2.UUCGA

3.AAGCAUUCG

Explanation:

remember in DNA A always pairs with U and G always with C so remember as Apple Under and Car Garage.

hope this helps:)

The cycles of water and carbon support an organism's ability to make macro molecules because major biomolecules are mainly composed of carbon and water is a fundamental reactant for many biochemical reactions.

The cycles of water and carbon refer to the movement of carbon-based compounds and water into biotic factors (e.g. the atmosphere) and biotic factors (life), which is fundamental to maintain life because all organisms contain carbon and water is required to carry out chemical reactions.

Therefore, we can conclude that the cycles of water and carbon are fundamental to sustaining life because organisms have biomolecules based on carbon and water is a reactant for biochemical processes.

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The sharp increase in water temperature due to global warming drives  zooxanthellae death. Corals lose their symbiotic algae and suffer  bleaching due to the lack of photosynthetic organisms that provide them with color.

Corals are naturally translucid or white organisms. However, they look brightly colored because they host symbionts with colorful photosynthetic pigments.

Corals can host different organisms that live on and among them, giving place to amazing ecosystems.  

The photosynthetic unicellular microalgae zooxanthellae are symbionts to the coral.

This symbiotic relationship allows corals to grow in different environments that are poor in nitrogen or other nutrients, such as tropical clear waters.

When changes in radiation, temperature, or salinity in water occur, corals react to these changes losing these algae and becoming translucid again.

Global warming increases water temperature significantly, which makes the bond between algae and coral break because of algae death. The lack of algae means an increase in coral bleaching since there are no photosynthetic organisms that provide them with color. Besides, the absence of algae means no availability of photosynthetic products.

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The results of the overproduction of nitrate, phosphates, and potassium in the soil are eutrophication, soil degradation, water pollution, and, altered plant communities

When there is an overproduction of nitrates, phosphates, and potassium in the soil, it can lead to various ecological and environmental consequences. These elements are essential nutrients for plant growth, but excessive levels can disrupt the natural balance and have negative impacts:

Eutrophication: Nitrates and phosphates, in particular, can cause eutrophication in bodies of water. When excessive amounts of these nutrients are washed into waterways, they promote excessive algae and plant growth. This results in reduced oxygen levels in the water, harming aquatic organisms and causing ecological imbalances.

Soil Degradation: High levels of nitrates, phosphates, and potassium can lead to soil degradation. Excessive nutrients can alter soil pH, nutrient availability, and microbial communities. This may disrupt the natural nutrient cycling processes, reduce soil fertility, and negatively impact plant growth.

Water Pollution: Excess nitrates can leach into groundwater, leading to contamination of drinking water sources. Elevated nitrate levels in drinking water can pose health risks, particularly for infants, by interfering with the oxygen-carrying capacity of red blood cells.

Altered Plant Communities: An imbalance of nutrients can favor certain plant species over others. This can lead to changes in plant community composition and reduce biodiversity, impacting the overall ecological stability of the ecosystem.

To mitigate these issues, proper nutrient management practices, such as using fertilizers in appropriate amounts and timing, crop rotation, and implementing buffer zones, are necessary to prevent overproduction and minimize environmental impacts.

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says that abiotic factors determine what biotic factors can be in an ecosystem. Jerry

Answer:

the earth has an incredible amount of water, but only the 3% of all of it, fresh water, can be used for human use like drinking water, showers/baths, etc

Explanation:

the rest of the water is used for oceans and cannot really be used for human's everyday use, only freshwater can. There are still fish and other animals that live in freshwater though so it is important for humans not to use too much of it

The two neurotransmitter systems most likely involved in the hyperexcitability seen during withdrawal from chronic alcohol are glutamate and gamma-aminobutyric acid (GABA).

What is glutamate?

Glutamate is an excitatory neurotransmitter that is responsible for increasing brain activity. As a result, alcohol, a central nervous system depressant, counteracts the effects of glutamate and slows down brain activity. When someone stops drinking, the excess glutamate in their system can result in seizures and other symptoms of withdrawal.

What is gamma-aminobutyric acid?

Gamma-aminobutyric acid, or GABA, is the opposite of glutamate. It's a calming neurotransmitter that slows down brain activity. Alcohol increases the amount of GABA in your system, which contributes to the relaxing effects of drinking. When a person stops drinking, they are left with insufficient GABA levels in their system, which can cause anxiety, tremors, and other withdrawal symptoms.

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Answer:

Through phospholipid bilayers, gases, hydrophobic compounds, and tiny polar uncharged molecules can diffuse. Charged molecules and bigger polar molecules cannot.

Explanation:

Substances that can diffuse through a membrane are called "diffusible substances." These can include gases, small molecules, and ions. For example, oxygen and carbon dioxide can diffuse through a cell membrane, and ions like sodium and potassium can also diffuse through ion channels in the membrane.

Answer:

paleoclimatologists use different sources of information from fossils in order to record past climate and environmental conditions (for example, tree rings or skeletons of coral reefs)

Explanation:

Paleoclimatology is the discipline that studies ancient climate and environmental conditions. Paleoclimatologists are researchers that analyze different sources of evidence to obtain accurate records of past climate conditions. In this regard, the fossil record has proven to be a useful tool to obtain such information. For example, the rings of fossilized trees are usually wider during warm and wet years, while these rings become thinner during cold and dry years. Moreover, geochemical records from the skeletons of fossil corals (composed of calcium carbonate) are good indicators of past climate conditions because coral growth is sensitive to small fluctuations in water temperature. Paleoclimatologists also use non-biological climate indicators (e.g., sediments and ice sheets) to reconstruct past climate and environmental conditions.

While glucagon increases NHGO primarily through increased glycogenolysis, epinephrine increases net hepatic glucose output (NHGO).

Epinephrine activates glycogen synthase (GS) when glycogen content is low, but it also stimulates glycogen breakdown and decreases GS activity.

Glucagon Increases Hepatic Glucose Production More specifically, glucagon encourages the liver to convert glycogen to glucose (glycogenolysis), stimulates de novo glucose synthesis (gluconeogenesis), and prevents the breakdown of glucose (glycolysis) and the formation of glycogen (glycogenesis).

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a) Affect the P wave: The block of conduction through the bundle of His would affect the P wave, as the bundle of His is responsible for the electrical signal to travel from the sinoatrial node to the atria. This signal is then conducted through the atria, resulting in the P wave on an electrocardiogram. Thus, if the block of conduction is present, the P wave would be absent or not present in its normal form.

b) Affect the QRS complex: The bundle of His is also responsible for the electrical signal to travel from the atria to the ventricles, which results in the depolarization of the ventricles and the formation of the QRS complex on the electrocardiogram. Therefore, a block of conduction through the bundle of His would affect the QRS complex, and it would be absent or not present in its normal form.

c) Affect the T wave: The bundle of His is responsible for the electrical signal to travel from the ventricles to the atria, which results in the repolarization of the atria and the formation of the T wave on the electrocardiogram. Therefore, a block of conduction through the bundle of His would affect the T wave, and it would be absent or not present in its normal form.

d) Initiate atrial contraction: The bundle of His is responsible for the electrical signal to travel from the sinoatrial node to the atria, which results in the depolarization of the atria and the initiation of atrial contraction. Therefore, a block of conduction through the bundle of His would prevent the atria from depolarizing and thus prevent the initiation of atrial contraction.

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lipids----(lipase pancreatic/gastric/intestinal)----->Fatty acids+Glycerol

The food material is the one on the left and the end products the one on the right.

Flies generally spread disease by mechanical transmission. Option D is correct

Flies generally spread disease by mechanical transmission. This occurs when flies land on contaminated materials such as feces, garbage, or decaying matter, and then land on food, surfaces, or people, transferring the disease-causing organisms.

Flies do not actually transmit the disease-causing organisms internally, but rather mechanically pick them up on their body parts and then deposit them elsewhere. This is why it is important to maintain good hygiene practices, such as keeping food covered and disposing of waste properly, to prevent the spread of disease by flies.

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We call transitional fossil to a fossil that has characteristics of an ancestral and a derived group.

For example, the Archaeopteryx is a transitional fossil that shows characteristics of dinosaurs and birds.

This doesn't mean that dinosaurs became birds, but that birds and dinosaurs are closely related.

What transitional fossils prove is that there is a relationship between groups, so is scientifically correct to use this term.