lookup-G Use the Polygon tool to draw the image of the given quadrilateral under a dilation with a scale factor of 4/5 and center of dilation ​(0, 0)​

Answer:

At the time of liberation, it becomes 2 celled, with a small generative cell and a vegetative cell. In the nutrient medium, the pollen grain germinates. The tube cell enlarges and comes out of the pollen grain through one of the germ pores to form a pollen tube. The tube nucleus descends to the tip of the pollen tube.

Explanation:

Answer:

if a plant is adapted to low temperatures and the specific are where it lives, has a change in its temperature(thanks to global warming!)

this plant will die and this area will no longer support life, which is due to the change in abiotic factor (temperature).

Answer:

Your answer is Molecular pharming.

Explanation:

Molecular pharming -It is defined as the production of active pharmaceutical substances in genetically modified organisms (GMOs). - Plants are preferred as plants do not carry pathogens. Hope this helped :)

In the modern world, many countries with kings or queens have evolved into constitutional democracies, and the role of the monarch has evolved over time from that of a politically important figure to one that is more symbolic and ceremonial.

The monarchy is limited by a written constitution, the principle of the rule of law in the modern world, and representing the country at official events and ceremonies, which vary from country to country.

Hence, in the modern world, many countries with kings or queens have evolved into constitutional democracies, and the role of the monarch has evolved over time from that of a politically important figure to one that is more symbolic and ceremonial.

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Answer:

About a month.

Explanation:

Answer:

D. Rift Valleys

Explanation:

A landform refers to a geomorphic or natural feature of the Earth's surface, which typically makes its terrain. Some examples of landforms on planet earth are mountain, plains, valley, hills and plateau.

Basically, the tectonic plates such as the oceanic and continental lithosphere interact in three (3) ways and these are; divergent, transform and convergent boundaries.

A convergent plate boundary can be defined as a boundary where two (2) plates move towards each other, usually, resulting in subduction or collision. This action often causes mountain range such as the Himalayas to form by the collision between the plate carrying Eurasia and that of India; as a result of subduction which causes a plate to be forced underneath the mantle, deep ocean trenches are formed such as the Mariana trench.

Hence, Rift Valleys cannot form when two plates collide because they are formed only when the tectonic plates of earth rift or move apart. Also, Rift Valleys are found at the bottom of oceans and on land.

Bones are created from osteoblasts into compact or spongy forms of long, short, flat, or irregular shapes which meet at joints or articulations.

A solid body tissue known as bone, bone is made up of cells that are encased in an abundant amount of hard intercellular substance. Collagen and calcium phosphate are the two primary constituents of this material, and they are what set bone apart from other types of hard tissues, such as chitin, enamel, and shell.

The structure and support of the body, as well as protection for certain organs, are all provided by bone. Additionally, bone acts as a repository for minerals and supplies the medium (the marrow) that is necessary for the formation of blood cells as well as their storage.

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Answer:

The answer is D

Explanation:

The study of tissue structure and function is called histology.

Histology is the study of tissue structure. It is called microscopic anatomy which is very useful for studying the physiological functions of cells in the body, humans, animals, and plants.

In form of histopathology, histology is beneficial for the diagnosis of diseases involving changes in physiological function and organ deformation. The basic purpose of histology is to determine how tissue is regulated at all structural levels, ranging from cells, between cells, to organs. In histology, we will examine the amount of thin tissue that has been removed from the living body under a microscope. This thin part is then given various dyes to increase the contrast between various cellular components so that it is easier to observe with an optical microscope. This method is useful for growing and checking certain types of cells and learning the basics of embryo organs when they continue to grow and differentiate.

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The cyclist accelerates at a rate of 1 m/s^2.

Speed is a unit used to describe how quickly an object is moving in relation to a fixed point. The distance an object moves in a unit of time, commonly measured in meters per second (m/s) or kilometers per hour (km/h), is referred to as a scalar quantity.

This issue can be resolved using the acceleration formula. This is the equation for acceleration (a):

a=(vf - vi) / t

where t is the amount of time required, vi is the initial velocity, and vf is the final velocity.

In this instance, the time taken (t) is 10 seconds, the final velocity (vf) is 15 m/s, and the initial velocity (vi) is 5 m/s. When these values are added to the formula, we obtain:

(15 m/s - 5 m/s) / 10 s =a

a = 1 m/s^2

The cyclist's acceleration is 1 m/s^2.

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AMD stands for Acid Mine Drainage. It is formed when sulfide minerals in rocks are exposed to air and water, resulting in the generation of sulfuric acid and dissolved metals. This acidic and metal-rich drainage can have detrimental effects on the environment, including water pollution and damage to aquatic ecosystems.

To manage dump construction and minimize the impact of AMD on the environment, several measures can be implemented:

Prevention: One of the primary approaches is to prevent or minimize the formation of AMD in the first place. This can be achieved by implementing proper waste management practices, including selecting suitable waste rock materials, limiting the exposure of sulfide minerals to air and water, and employing effective cover systems.

Neutralization: Implementing neutralization techniques can help mitigate the acidity of AMD. This involves treating the drainage with alkaline substances, such as lime or limestone, to raise the pH and reduce its harmful effects on the environment.

Containment: Constructing and maintaining effective containment systems is crucial to prevent AMD from infiltrating surrounding soils and water bodies. This can include using impermeable liners, such as clay or synthetic materials, to prevent the leaching of acidic drainage.

Water management: Proper water management is essential to control the movement and accumulation of AMD. This may involve implementing diversion channels, collection systems, and treatment facilities to contain and treat the acidic drainage before it enters the environment.

Monitoring and maintenance: Regular monitoring of water quality, pH levels, and metal concentrations is necessary to detect any potential AMD issues and take appropriate corrective measures. Ongoing maintenance and management of dump sites are crucial to ensure the effectiveness of preventive and mitigation measures.

AMD, or Acid Mine Drainage, refers to the acidic and metal-rich drainage that is formed when sulfide minerals, typically found in rocks associated with mining activities, come into contact with air and water. The exposure of sulfide minerals to oxygen and moisture leads to chemical reactions, resulting in the generation of sulfuric acid. This acid then dissolves metals present in the rocks, such as iron, zinc, and copper, which further contributes to the contamination of water bodies and soil.

The management of waste rock dumps is essential to minimize the impact of AMD on the environment. Dump construction should incorporate measures that aim to prevent the formation of AMD, neutralize its acidity, contain its spread, and manage water flow effectively. These strategies help to minimize the release of acid drainage and metals into the environment, protecting water quality and ecosystems.

The management of waste rock dumps is critical in mitigating the formation and impact of Acid Mine Drainage (AMD). By implementing preventive measures, neutralization techniques, containment systems, effective water management, and regular monitoring, the environmental impact of AMD can be minimized. Adhering to best practices and regulations ensures responsible waste management and helps safeguard water resources and ecosystems.

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Answer:

Rainforests affect the local weather conditions by making more rainfall and medium temperatures. It is also important for it's plants to thrive and animals who live in the rainforests.  

Explanation:

Hope that helped! Can I also get brainliest? I need a few more to advance, if not thank you anyways and have a nice day!!!

The given statement 'Mitochondria contain their own dna which encodes 13 proteins' is correct Mitochondria are organelles found within eukaryotic cells, and they possess their own DNA known as mitochondrial DNA (mtDNA).

Mitochondrial DNA is relatively small and encodes for a limited number of proteins. In humans, mitochondrial DNA carries genes that encode for 13 proteins. These proteins are crucial for the function of the mitochondria in energy production through oxidative phosphorylation, which is the process that generates adenosine triphosphate (ATP), the energy currency of cells. While the majority of a cell's DNA is located within the nucleus, mitochondria have their own separate circular DNA molecule.

The rest of the proteins required by mitochondria are encoded by nuclear DNA and are synthesized in the cytoplasm, then imported into the mitochondria. The coordination between mitochondrial DNA and nuclear DNA is essential for the proper functioning of the mitochondria and overall cellular health.

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They induce vomiting by eating grass, which is one method that domesticated animals like cats and dogs self-medicate.

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Answer: it attempts to to stabilize the river by creating a state of equilibrium

Explanation: Sediment transport occurs in natural systems where the particles are clastic rocks (sand, gravel, boulders, etc.), mud, or clay; the fluid is air, water, or ice; and the force of gravity acts to move the particles along the sloping surface on which they are resting.

Answer:

Explanation:

The statement that accurately describes the role of key organelles in energy transfer is Mitochondria.

The organelles are specialized structures present in the cells and they perform various functions to keep the cell alive.

Organelles perform particular functions to keep a cell alive in the same way that organs perform specific roles to keep an organism alive.

The organelles responsible for energy transfer in the cell are Mitochondria.

Mitochondria are organelles in cell that provide the majority of the chemical energy required to fuel the cell's metabolic processes.

The key role of mitochondria is energy transfer which occurs in Oxidative Phosphorylation.  Oxidative Phosphorylation produces ATP (adenosine triphosphate) by employing the energy liberated during the oxidation of the food we consumed.

Therefore, we conclude that the statement that accurately describes the role of key organelles in energy transfer is Mitochondria.

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A benign neoplasm originating from adipose tissue is called a lipoma. Lipomas are slow-growing, noncancerous tumors that arise from fat cells and are the most common type of soft tissue tumor.

They can occur anywhere in the body where fat tissue is present, and they usually present as small, soft, painless lumps under the skin. Lipomas are usually diagnosed through physical examination and imaging tests such as ultrasound or MRI. Although they are generally harmless, lipomas may cause discomfort or cosmetic concerns if they grow too large. In most cases, lipomas do not require treatment, but they can be surgically removed if necessary. Lipomas have a very low risk of becoming cancerous, but in rare cases, they can develop into liposarcomas, a type of malignant tumor that requires more aggressive treatment.

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Answer:

Photosynthesis is a process used by plants and other organisms to convert light energy into chemical energy that, through cellular respiration, can later be released to fuel the organism's activities

Explanation:

hi

The type of selection on spine number at play in cacti, where a cactus with more spines tends to get more damaged by long-horn beetles is directional selection.

Directional selection is a type of natural selection in which one extreme phenotype is favored over other phenotypes, leading to a shift in the gene pool of the population over time. In the given case, the directional selection is for cacti with fewer spines to be favored because they are less likely to be damaged by long-horn beetles.

Cacti with fewer spines are more adaptive and more likely to survive long-horn beetles' invasion, leading to the reduction of the frequency of cacti with more spines in the population over time.  adaptation of cacti with fewer spines makes them more suitable to the given environment, and so they have a higher chance of survival and reproduction than those with more spines, which is why directional selection occurs in these cacti.

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Long-distance food transport has both positive and negative impacts on the environment. While it can contribute to increased greenhouse gas emissions and habitat destruction, it also allows for increased food security, reduced food waste and more efficient and sustainable food production.

Greenhouse gases are gases that trap heat in the atmosphere and cause temperatures to rise. The most common greenhouse gases are carbon dioxide, methane, nitrous oxide, and fluorinated gases. These gases are released through burning of fossil fuels, agricultural activities, and waste management. Such gases act like a blanket around Earth, trapping heat and making the planet warmer. These gases are the main contributors to global warming and climate change.

Habitat destruction is the process in which natural wildlife habitat is destroyed, fragmented or degraded to the point that it no longer can support the species present. This destruction can be caused by human activities, such as logging, mining, construction, pollution and urban sprawl, as well as natural events like wildfires and climate change.

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Transformation is the mechanism of exchanging genetic material that involves the take-up of free DNA from the environment.

In transformation, bacteria can acquire new genetic material by absorbing and incorporating DNA molecules from their surroundings.

During transformation, bacteria can take up fragments of extracellular DNA, either released by other bacteria or from the environment. The DNA fragments can be derived from dead bacterial cells or from other sources, such as phages or plasmids.

The DNA can be released into the environment through various processes, including cell lysis, which occurs when bacterial cells die and rupture.

Once the DNA fragments are available in the extracellular environment, competent bacteria can take them up through their cell membranes. Competence is the ability of bacterial cells to take up and integrate foreign DNA.

Some bacteria are naturally competent, while others can be induced to become competent under certain conditions.

Once the DNA is taken up by the competent bacteria, it can be integrated into the bacterial genome through recombination processes.

The newly acquired genetic material may provide the bacteria with new traits or genetic variations that can enhance their survival and adaptation to changing environments.

Transformation is a significant mechanism for horizontal gene transfer, allowing bacteria to acquire new genetic material from different sources. It has played a crucial role in bacterial evolution and the spread of antibiotic resistance genes among bacterial populations.

In summary, transformation is the mechanism by which bacteria take up free DNA from the environment. This process allows bacteria to acquire new genetic material and contributes to their adaptation and evolution.

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Answer:

A. By examining the type and source of foods each patient ate and identifying patterns of overlap within the foods consume.

Explanation:

I believe a medical professional would be the one to prescribe patients with any sort of medicine they needed, whereas the scientist would be investigated what caused the food poison and running tests to help find out what happened.

Answer:

A. By examining the type and source of foods each patient ate and identifying patterns of overlap within the foods consume.

Explanation:

CRISPR technology should be used to make essential changes that are beneficial to living beings, while avoiding any adverse effects.

The main advantage of CRISPR technology is that it can be used to edit genes with precision.CRISPR technology should not be used to create so-called “designer babies” or to make changes that have no real benefit. Changes to the human genome must be made with the utmost caution because they are irreversible, and we do not yet fully understand the long-term effects. As a result, CRISPR technology should not be used recklessly.

Apart from that, CRISPR technology has the potential to revolutionize the agricultural industry by allowing for the creation of crops that are more nutritious, drought-resistant, and have a longer shelf life. CRISPR can also be used to create disease-resistant livestock, which will significantly reduce the need for antibiotics in the farming sector.

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Answer:

Activation of amino acids

Transfer of amino acids to tRNA

Initiation of a polypeptide chain

Chain Termination

Protein translocation

Answer:

Explanation:

The first one

Answer:

most likely B and you know why? native plants are more dangerous!!!

Explanation:

yes that is my explanation, i learned this in like middle school.

If left unattended, non-native plants can take over the area and kill the native plants. Thus, the correct option is A.

A “no mow zone” is refer as a designated section of land purposely not mowed in order to encourage native plant species growth. If left alone for a century or longer, the lawn will transform into a forest.

Low mow zones are ideal habitats for small animals and insects  and become rich with species.

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Zebra mussels are adaptive mollusks that can spend days on land without food.

The ideal answer is C.

This bivalve mollusk is only found in the Caspian and Black Sea lagoons and associated inflowing rivers. It can only withstand slightly salty fresh and brackish water for its daily needs.

Zebra mussels, like the ones in the photo above, can ruin boat motors, clog water filtration lines, and make beaches unusable. Zebra mussels are a tiny but significant nuisance. This crayfish and other objects can be swiftly encrusted by these mussels.

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