1. A ball is held above the ground, and then is dropped so it falls straight down.
(Restrict your analysis to the ball moving in the air, BEFORE it hits the ground.)

Of all the different types of dietary lipids, research shows that decreasing the intake of saturated fatty acids has the most significant effect on lowering blood levels of LDL.

Cholesterol is a steroid lipid that can be found in the cell membrane and is used in making steroid hormones. It is carried or transported around the body by substances called lipoproteins. There are two types of lipoproteins, HDL (High Density Lipoprotein) or the 'good cholesterol' and LDL (Low Density Lipoprotein) or the 'bad' cholesterol. Excess levels of LDL in the blood increases the risk of cardiovascular diseases.

Saturated fatty acid occurs naturally in cheese, butter, milk, beef, pork, palm oil and coconut oil. A large number of observational research and studies show that lowering the intake of saturated fatty acids has the most significant effect on lowering LDL levels in the blood. Studies also show that saturated fatty acids prevent LDL from being cleared or absorbed in the liver, leading to an increase in LDL in the blood. Hence, reducing one's intake of saturated fatty acids lowers the blood levels of LDL.

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The starting point chosen in the water cycle is in the form of lakes and oceans which is heated and then evaporates, they then condense to form clouds which precipitates in the form of rain.

This is also referred to as hydrological cycle and it involves the various ways in which water is moved in a continuous manner so as to prevent it from getting scarce.

Water from lakes and oceans are heated by the sun which then forms vapor and evaporates into the  atmosphere and condenses to form clouds when air is saturated. This then precipitates in the form of rain which is therefore the ways in which the water cycle operates.

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Answer: Water, Sunlight, and Soil

Explanation: Water is needed for any life to exist in a ecosystem, sunlight lets plants create their food and thus feed the rest of the food web, and soil is also needed for plants to take root and grow to feed others.

Answer:

That is a spider

Explanation:

I can tell its a spider from observation because it has 8 legs, also because it looks very alike to the spiders I see around nature.

Answer:

Science as a way of knowing refers to the belief that the actions of science are based on logic, evidence and reasoning. Although there are other ways of knowing that may be important in our personal and cultural lives, they rely on opinion, belief and other factors rather than on evidence and testing.

Explanation:

Science as a way of knowing refers to the belief that the actions of science are based on logic, evidence and reasoning. Although there are other ways of knowing that may be important in our personal and cultural lives, they rely on opinion, belief and other factors rather than on evidence and testing.

Answer: Animal

Explanation:

PKU is a condition that is brought on by a bad enzyme. The amino acid phenalyine can no longer be broken down in people with this disease.

The phenylalanine hydroxylase (PAH) gene is altered in PKU. The enzyme required to degrade phenylalanine is produced in part because to this gene. The hereditary condition phenylketonuria (also known as PKU) causes the blood to contain more of the amino acid phenylalanine. The amino acid phenylalanine is a component of proteins that is derived from food. All proteins and certain artificial sweeteners include it.

Phenylalanine hydroxylase is a missing enzyme in newborns with PKU. It is necessary for the amino acid phenylalanine to be broken down. Foods that contain protein include phenylalanine. Phenylalanine levels increase in the body without the enzyme.

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The physical process by which water and solute move through a membrane when a hydrostatic pressure gradient exists across the membrane is the process of Osmosis.Osmosis takes place in keeping with the awareness gradient of water throughout the membrane, that is inversely proportional to the awareness of solutes.

Water actions throughout mobileular membranes through diffusion, in a procedure referred to as osmosis. Osmosis refers specially to the motion of water throughout a semipermeable membrane, with the solvent (water, for example) transferring from a place of low solute (dissolved fabric) awareness to a place of excessive solute awareness.

Osmosis is the diffusion of water via a semipermeable membrane in keeping with the awareness gradient of water throughout the membrane. Whereas diffusion transports fabric throughout membranes and inside cells, osmosis transports best water throughout a membrane and the membrane limits the diffusion of solutes withinside the water.

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Answer: Phospholipid bilayers are critical components of cell membranes. The lipid bilayer acts as a barrier to the passage of molecules and ions into and out of the cell. However, an important function of the cell membrane is to allow selective passage of certain substances into and out of cells.

Explanation:

The macromolecules are made up of subunits called monomers. Many monomers are linked together and form a macromolecule.

Monomer is a building block of polymer. The building block of carbohydrates is Monosaccharides. Lipids are made up of fatty acids. Proteins are made up of monomers of amino acid.

Many polymers are broken down into monomers by hydrolysis. Proteins are the building block of body. Lipids stored in the form of fats.

Carbohydrates provide energy to the body.  

Therefore, The macromolecules are made up of subunits called monomers. Many monomers are linked together and form a macromolecule.

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Therefore, it might be beneficial to limit people's rights to possess exotic species in order to protect the local environment for everyone.

Many exotic pet species have the potential to become invasive and cause significant harm to the local ecology if they escape or are released into the environment.

The environment provides us with countless advantages that we can never fully repay. because they are connected to the forest's trees, animals, water, and air. The forest and trees filter the air and take in dangerous substances. In addition to many other functions, plants filter water, reduce the chance of flooding, and maintain the natural equilibrium.

Earth is home to many different living beings, and we all rely on it for necessities like food, air, and water. Therefore, it is imperative that each individual protect and preserve our ecosystem.

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The most effective way to describe a benefit of employing a computer model of disease transmission It can be used to examine disease-related details that are too small to be seen directly.

The correct option is C.

Computers can now operate lab apparatus, blood pressure and heart rate monitors, and other crucial medical devices, as well as alert staff when something is wrong. In some scenarios, computers can help doctors perform treatments, improving the safety and convenience of the environment for everyone involved—staff members and patients.

In order to comprehend and explain health behavior and to direct the selection, creation, and use of interventions, theories and models are employed in program planning.

tracking contagious illnesses The most efficient therapies are found using computational models, which are also used to monitor and modify interventions to stop the spread of disease.

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Answer: “Leeuwenhoek's skill at grinding lenses, together with his naturally acute eyesight and great care in adjusting the lighting where he worked, enabled him to build microscopes that magnified over 200 times, with clearer and brighter images than any of his colleagues could achieve.”

Born: October 24, 1632, DelftProfessions: scientist,

inventorAntony van Leeuwenhoek (1632-1723)https://ucmp.berkeley.edu › history › Leeuwenhoek”

Explanation:

Answer:

dogs. dogssssssßsssssssss

Explanation:

dogssss

Force of contraction decreases, when the skeletal muscle is fully contracting for a long duration because it creates a lag in muscle cycle duration.

The neuromuscular junction, which is the synapse between a motoneuron and muscle fiber, is just where skeletal muscle contraction begins.

The propagation of nerve impulses to the motoneuron and subsequent depolarization leads the presynaptic membrane's voltage-gated calcium channels to open.

Calcium ions bind to the protein complex troponin, exposing the active-binding sites on actin, and triggering the muscular contraction cycle. Whenever the actin-binding sites are revealed, the high-energy myosin head crosses that gap, resulting in the creation of a cross-bridge.

Therefore force of contraction will decrease in skeletal muscle when contracting for a long duration.

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Bacteria appear "hollow" C.boils specimen E.little contrast with external medium .

Bacteria are omnipresent, largely free-living creatures that frequently only have one biological cell. They make up a significant portion of the prokaryotic microbial kingdom. Bacteria, which are typically a few micrometers long and were among the first life forms to appear on Earth, are found in the majority of its habitats. Soil, water, acidic hot springs, radioactive waste, and the deep biosphere of the Earth's crust are all home to bacteria.

Through the recycling of nutrients, such as the fixation of nitrogen from the atmosphere, bacteria are essential at many phases of the nutrition cycle. The decomposition of dead corpses is a part of the nutrient cycle; bacteria are in charge of the putrefaction phase of this process. By converting dissolved chemicals, extremophile bacteria supply the nutrition necessary to support life in the biological communities surrounding hydrothermal vents and cold seeps.

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Less lateral inhibition affects cells that respond to a surface's edge than it does to cells that respond to the surface's center. This results in a phenomenon known as edge enhancement.

Cells are the basic building blocks of all living things.. There are many billions of cells in a human body. They provide the body with structure, take in food's nutrients, convert carry out specific actions by converting them into energy.

The Purposes of a Cell:

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Answer:

Cellular  Respiration

Explanation:

Cellular respiration forming the reaction

Answer:

food web

Explanation:

The interrelated feeding interactions between creatures in an environment are referred to as a food web. The highest abundance of organisms frequently occurs at the lowest levels of these interactions, which are connected by an energy transfer.

Food web of American estuaries don't get much bigger than the Chesapeake Bay. Food web in the Chesapeake Bay, its tributaries, and the Coastal Bays are home to a wide variety of plants and animals, each of which has particular habitat needs in terms of things like food, light, temperature, water, nutrients, shelter, and other elements. During different phases of their life cycles, certain species use distinct environments in food web. For food, all living things are interdependent. Examining the relationships between species that eat one another helps us to understand how interconnected all organisms, including humans, are.

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Saturated fats have single bonds between Carbon but unsaturated have either double or triple bond between Carbon

Unsaturated fats, which are liquid at room temperature, are regarded as healthy fats because they can lower blood cholesterol levels, reduce inflammation, maintain healthy cardiac rhythms, among other positive effects.

Because of sigma bonds saturated have higher melting point and that is why at room temperature they exist in the solid state. For example ghee . Unsaturated fatty acids have lower melting point that is why they exist as liquid  . For example oil.

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Each of your cells, whether you're a rat, tomato, bacterium, or human, will contain DNA (with some rare exceptions, such as mature red blood cells in humans). The genome is a set of instructions that is present in every cell in its entirety. Numerous factors lead scientists to examine DNA: They can determine how the instructions contained in DNA support the healthy operation of your body. DNA may be used to create novel medications, and crops can be genetically modified to resist insects.

They can identify criminal suspects, and they can even reconstruct evolutionary histories using ancient DNA!

Scientists often use one of the various DNA extraction kits offered by biotechnology companies to extract the DNA from a cell.

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The correct optimal temperature fore the the sun-zyme substrate complex is 37°C and the temperature in which it will be denatured is 75°C and 100°C.

This is referred to as a biological catalyst which is used to speed up the rate of reactions in the body. It is proteinous in nature and is substrate specific which means various types can only act on certain biological substances.

They are easily denatured by heat which leads to them losing their structure and function and not being able to act on the substrate. The optimal temperature for enzyme action in the body is  37°C.

A higher temperature such as 75°C and 100°C will lead to the denaturing of the enzymes which will therefore lead to no gas being produced thereby making it the correct choice.

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Taxonomy is the science of describing, naming, and classifying organisms. Systematics is the study of biological diversity and the evolutionary relationships among organisms.

Taxonomy- Based on their shared traits and lineage, organisms are categorized using taxonomy. Identification, characterization, classification, and naming of all living things in accordance with their traits are the primary goals of taxonomy.

Systematics- In biology, systematization refers to the naming and categorization of organisms. It is a field of biology that investigates how different species connect to one another over time and their distinguishing traits. As a result, it serves as the foundation for understanding how life evolved.

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Answer: in decibels

Explanation:

the power of the sound in Watts divided by the area the sound covers in square meters

Sometimes archaeologists observe current populations to draw conclusions about previous human behavior Ethnoarchaeology.

An archaeologist is a scientist who excavates artifacts and human remains to learn about human history. Nearly 3.2 million years old, Lucy is the oldest known human and was discovered in Ethiopia by archaeologists.

A master's or PhD in archeology is necessary to become an archeologist. While pursuing a PhD, they would typically labor in the field for 12 to 30 months, and many master's degrees may also call for fieldwork hours. Employers typically want experience in some kind of archaeological fieldwork.

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Answer:

1 miles 100m

Explanation:

8×100m=800m

Homeostasis is the process by which the body maintains a constant state of equilibrium, or constancy, about its physiological processes and the chemical, makes up of its tissues and fluids.

The baseline level at which bodily processes like heart rate and chemical balances like plasma sodium concentration are typically maintained is referred to as a physiological set point.

Specific discharge rates in neurons devoted to the monitoring and regulation of particular physiological processes serve as the brain's representation of these set points.

Thus, different neuronal populations are devoted to the regulation of the heart rate, temperature, etc.

Therefore, Homeostasis is the process by which the body maintains a constant state of equilibrium, or constancy, about its physiological processes and the chemical, makes up of its tissues and fluids.

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Mangrove → insects → carp → egret → American alligator; about 10 percent of the energy in one trophic level is transferred to the next trophic level best describes the flow of energy in the Everglades food web.

This consists of the food chains which are present in the ecosystem and it shows the food relationship between organisms.

Plants who are referred to as primary producers are the organisms who possess the most energy due to them undergoing photosynthesis and the food web starts with them which in this scenario is mangrove. This is then eaten by insects and then carp eats the insects.

The tertiary consumers are the ones with the least amount because only 10 percent is transferred from one trophic level to another due to some being lost as heat and during metabolic reactions and an example in this case is American alligator.

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The blood-brain barrier requires special transporters to move amino acids and vitamins into the brain.

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Answer:

Resorbing action or breaking or proteolytic