In this food web, energy is transferred directly from the __ to the __.

Answer:

b

Explanation:

b. cell would divide uncontrollably. If a cell's checkpoint were not properly functioning, it would not be able to properly control its division and replication, leading to uncontrolled cell growth and division, which is a characteristic of cancer cells.

Answer:

In Science last year, they called them, Parasitic Plants

Explanation:

Answer:

Holoparasites get all of their food and nutrients from a host plant. Rafflesia and the dodder are holoparasites. The term "hemiparasite" refers to an organism that gets some of its nutrients from its host but also performs photosynthesis (the process by which non-parasitic plants make their own food).

Explanation:

Answer:

Competition would be considered a limiting factor because competition between organisms means that they fight and compete over the same resources, which limits the amount of the resource that they can access as a result of other organisms also trying to get a hold of the same limited resource.

Explanation:

Answer:

to study the genetic causes of disease and for the development of diagnostics and drugs.

Explanation:

It is important to extract DNA from a cell in order to study the genetic causes of disease and for the development of diagnostic and drugs. Scientists will use a cell culture system, which is cells from an organism that have either been made to continuously proliferate (grow) or are cancerous in nature (from cancer).

These cells allow us to continue working on experiments where we can change the conditions to determine various cell functions.

Answer:

First peak which touches the A line

Answer: Charles Darwin is an important person to learn about because he is the scientist who developed the theory of evolution by natural selection. This theory explains how species change over time through the process of natural selection, where individuals with traits that are better suited to their environment are more likely to survive and reproduce.

Darwin's theory of evolution by natural selection has had a profound impact on the scientific understanding of the natural world, and it is considered to be one of the most important scientific theories of all time. It has been supported by a vast body of scientific evidence and has helped to explain a wide range of phenomena in biology, including the diversity of life on Earth and the adaptations of organisms to their environment.

In addition to his contributions to science, Darwin is also an important figure in the history of science. He was one of the first scientists to systematically study and document the process of evolution, and his work laid the foundation for many of the advances that have been made in the field of biology over the past 150 years. His ideas have also had a significant impact on other fields, including psychology, sociology, and anthropology. As such, learning about Charles Darwin and his contributions to science can help us to better understand the natural world and the forces that shape it.

Answer:

Explanation:Also, sunflowers planted in a garden can die because of one reason or another. If you notice that your sunflower is dying, here are some of the ways that

Sunflowers: How to Plant, Grow, and Care for sunflowers

Apr 15, 2022 · Sunflowers should be planted 1 to 1-1/2 inches deep and about 6 inches apart after the soil has thoroughly warmed. If you wish, you can plant multiple seeds and thin them to the strongest contenders when the plants are six inches tall. Give plants plenty of room, especially for low-growing varieties that will branch out.

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How to Grow Sunflowers (& Common Mistakes To Avoid ...

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Oct 04, 2021 · Sizes range from dwarf types (1 to 2-feet tall) to mammoths (8 to 15 feet).The world record for sunflower height is currently 30 feet! Flower sizes can be a few inches and up to 20-inches in diameter.; Flower colors: white, pale yellow, yellow, bright yellow, orange, bronze, rust, dark red, and bi-colored varieties. Appearance and texture: long petals, short petals, fluffy, …

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Apr 15, 2022 · Sunflowers should be planted 1 to 1-1/2 inches deep and about 6 inches apart after the soil has thoroughly warmed. If you wish, you can plant multiple seeds and thin them to the strongest contenders when the plants are six inches tall. Give plants plenty of room, especially for low-growing varieties that will branch out.

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Glucagon is not able to compensate for decreasing blood sugar levels due to various factors, including insulin resistance, impaired glucagon secretion, and dysfunction in the liver's response to glucagon.

Glucagon is a hormone produced by the pancreas that plays a crucial role in regulating blood sugar levels. It acts opposite to insulin, promoting the release of glucose from glycogen stores in the liver, thereby increasing blood sugar levels. However, in certain conditions, glucagon may not be able to compensate for decreasing blood sugar levels.

One factor contributing to this is insulin resistance, a condition commonly associated with type 2 diabetes. In insulin resistance, the body's cells become less responsive to the effects of insulin, leading to impaired glucose uptake. This can make it challenging for glucagon to counteract decreasing blood sugar levels because the cells are not effectively utilizing the glucose released by the hormone.

Another factor is impaired glucagon secretion. In some cases, the pancreas may not produce adequate amounts of glucagon or may release it inappropriately. This can disrupt the normal balance between insulin and glucagon and hinder the ability of glucagon to raise blood sugar levels.

Additionally, dysfunction in the liver's response to glucagon can limit its compensatory action. The liver is responsible for releasing glucose into the bloodstream when stimulated by glucagon. However, liver dysfunction, such as fatty liver disease or liver damage, can impair its ability to respond appropriately to glucagon, resulting in inadequate glucose release and ineffective compensation for decreasing blood sugar levels.

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Answer:

A viscous magma containing 52% silica and gas would produce a felsic, or explosive, eruption. Felsic eruptions typically produce lava flows that are thick and sticky, and can contain a high concentration of silica. These eruptions can also produce large ash clouds and pyroclastic flows, as the gas trapped in the magma expands and escapes during the eruption. Examples of felsic volcanic eruptions include the eruption of Mount St. Helens in 1980 and the eruption of Mount Pinatubo in 1991.

Answer:

They affect the energy of reactions by allowing the reactions to use less energy.

Explanation:

Catalysts help speed up the rate of a reaction. Since energy is used to undergo a reaction, if a catalyst is present, it will help the reaction speed up, allowing it to use less energy without changing the reaction reactants or products.

Answer:

Geological events can cause drastic changes over long periods of times

Explanation:

He used these insights and stated that Geological events can cause drastic changes over long periods of time. Such changes can cause entire species to become extinct or cause drastic evolutionary physical changes to other species. This is because the environment changes and the animals living in these environments need to adapt in order to be able to survive. Some changes such as continental drift can even move species to different parts of the world where the climate is drastically different.

In the experiments conducted by Avery, MacLeod, and McCarty, the substance that had a transforming activity was DNA. Therefore, DNA digesting enzymes would destroy that substance's ability to transform bacterial cells.

The experiment involved treating a heat-killed virulent strain of bacteria with various enzymes to destroy different macromolecules, and then testing whether the treated bacteria were still able to transform a non-virulent strain of bacteria into a virulent form. The researchers found that when they treated the heat-killed bacteria with DNA digesting enzymes, the transforming activity was lost, indicating that DNA was the substance responsible for the transformation.

In contrast, treating the bacteria with RNA or protein digesting enzymes did not eliminate the transforming activity, further supporting the conclusion that DNA was the genetic material responsible for the transformation.

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Answer:

Explanation:

When plant sampling diagnostic tool was introduced, it was intended to either help diagnose nutrient related problems or track the nutrient status of high-yielding crops. In today’s agriculture, nutrient deficiencies are not common. Therefore, the use of plant analysis as a diagnostic tool has diminished. Nevertheless, the value of plant analysis as a monitoring tool remains.

Sampling the correct plant part at the correct time is critical to ensure accurate results. In addition, sampling multiple plants to form a single composite sample is crucial to ensure that the concentration number obtained from the lab is meaningful and represents a true average from the collection area. Table 1 shows a summary of which plant parts to sample. Samples can be air dried by placing them in a warm area with a fan blowing air across them. To lessen the risk of molding, store samples in paper bags prior to drying or sending samples to the lab. Do not store plant samples in sealed plastic bags.

Taking plant samples early in the season

An analysis of nutrient concentration only, is usually not effective in diagnosing many problems. Calculation of nutrient uptake is a better choice. Why? Nutrients, even though one or more may be deficient, are usually more concentrated in stunted plants. For example, the concentration of nitrogen may be greater in plants that are 12 inches in height compared to plants that are much taller. The nitrogen is simply diluted by carbohydrates in plants that are much taller. Calculation of nutrient uptake is a better approach. To calculate nutrient uptake, make sure you:

- dry plants collected

-get an accurate mass

- complete an analyses of the plant material.

To calculate nutrient uptake, multiply plant dry weight by nutrient concentration. Knowing the number of plants sampled, uptake for an individual plant can be determined. To measure nutrient uptake there must be access to an oven that will dry a sample rapidly and a scale or electronic balance that can measure small differences in weight. So, some planning is needed if there is intent to calculate nutrient uptake. In diagnostic situations, collect soil samples whenever and wherever you collect plant samples. Analysis of soil samples can often provide a good indication of nutrient deficiencies. By comparing the results of the analysis of soil samples collected, you can confirm or reject suspected nutrient deficiencies.

Hope this helps I did a project just like this.

Answer:

protein is a monomer of nucleic acid that help in building the Gene's in the dna

The acceleration of the car, given it accelerated from 25 mi/hr to 55 mi/hr in 0.0083 hr is 3614.46 mi/hr²

The formula for calculating acceleration is given as follow:

a = (v – u) / t

The acceleration of the car can be obtained as illustrated below:

a = (v – u) / t

a = (55 – 25) / 0.0083

a = 30 / 0.0083

a = 3614.46 mi/hr²

Thus, we can see clearly that the acceleration of the car is 3614.46 mi/hr²

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Answer:

Answer 4: (x + 7)

Explanation:

We can say that \(x^2 + 9x + 14\) is \(x^2 + 7x + 2x + 14\), and if you factor x out of \(x^2 + 7x\) and you factor 2 out of \(2x + 14\), you get that \(x(x + 7) + 2(x + 7)\), and then since you're multiplying x + 7 by x and 2, you can say that this is equal to \((x+2)(x+7)\), and one of the factors is x+7, which is answer 4.

Asexual reproduction does not require a partner.

Seasonal changes will not affect the fatty acid content of the cell membranes.

Cell Membrane- All cells have a cell membrane, also known as a plasma membrane, which divides the inside of the cell from the external environment. A semipermeable lipid bilayer makes up the cell membrane. The movement of materials into and out of the cell is controlled by the cell membrane.

Fatty Acid Content in Cell Membrane- When operating alone or as a component of other molecules, fatty acids (FA) have a variety of roles in cells, including those of the structural "building blocks" of cell membranes as well as those of energy and signaling molecules. Either external sources or de novo FA synthesis provide the cells' FA.

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The monarch butterfly and the local milkweed plants live in harmony. The nectar from the flowers is enjoyed by the monarch butterflies, who also aid in plant pollination.  Thus, option B is correct.

The intestine of the monarch caterpillars is invaded by a parasite. The adult butterfly starts to ooze fluid from its body and dies if it emerges from the pupal stage with a serious parasite infestation.

The milkweed grows successfully as a result of the effective pollination, providing more nurseries for the vital “fourth generation” of monarchs.

The butterflies do not fly as well or live as long as those who are uninfected, even if they do survive, as in the case of a mild illness.

Therefore, commensalism is an instance of a monarch butterfly stores a poisonous chemical from the milkweed plant in its body.

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At 12 hours, there are 120 strands of bacteria present.

The population of bacteria can be modeled using the equation P(t) = \(15(2)^(t/4)\), where P(t) represents the number of strands of bacteria at time t in hours.

To find the number of strands of bacteria at 12 hours, we substitute t = 12 into the equation:

P(12) = \(15(2)^(12/4)\)

P(12) = \(15(2)^3\)

P(12) = 15(8)

P(12) = 120

Therefore, at 12 hours, there are 120 strands of bacteria present.

It's important to note that the given population model assumes exponential growth, where the number of strands doubles every 4 hours. Starting with an initial population of 15 strands, the exponent in the equation (t/4) represents the number of doubling periods that have occurred. Each doubling period corresponds to 4 hours of time.

In this case, at 12 hours, three doubling periods have occurred (12/4 = 3). Starting with the initial 15 strands, each doubling period doubles the population, resulting in a final count of 15 * \(2^3\) = 120 strands of bacteria at 12 hours.

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Answer:

Polymers

Monomers combine and form long chains of molecules called polymers, which have covalent bonds (sharing electrons)

Through the pulmonary arteries  blood vessels does deoxygenated blood flow to reach the lungs from the heart. Therefore, option A is correct.

The pulmonary arteries carry deoxygenated blood to the lungs for oxygenation from the right side of the heart. These blood veins act as a passageway between the lungs and the right side of the heart.

In contrast to the left pulmonary artery, the right pulmonary artery delivers blood to the right lung. In relation to the ascending and descending aortas, the right pulmonary artery runs anteriorly. Prior to the right mainstem bronchus, it is located.

Blood travels through the pulmonary arteries from the heart to the lungs. They are the only arteries in your body that transport blood that is low in oxygen (deoxygenated).

Thus, option A is correct.

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This is due to the fact that only homologous chromosomes would have identical genes located at identical sites on those chromosomes. Otherwise, there would be no connection between the alleles of various genes.

Although the genes and loci of the two members of the homologous pair are similar, the alleles may vary.For instance, both allele possess the genes responsible for the attribute of eye colour. While the one has alleles for the blue-eye trait, other has alleles for the brown-eye trait. The homologous chromosomes are said to be heterozygous in this instance since the alleles are different.

On the other hand, when both alleles for a gene that codes for the blue-eye phenotype are present, it is said to be homozygous.

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When your body over heats homeostasis helps to get your temperature stable. Without homeostasis if your body temperature got to hot, and it wasn't have any signs of cooling you could have gotten a heat stroke.

Hope it helped and you can copy word from word from this it did not come from the internet

The answer is, in pigs, erect ears (e) are dominant to droopy ears.

Two crucial pig conformation metrics are ear size and erectness. For the first time, the genetics of the two ear characteristics were examined in a F (2) population created by mating Chinese Meishan (big, flop ears) with European Large White (small, erect ears). In a genome scan for QTL, a linkage map with 152 markers on 18 autosomal chromosomes was used.

Hampshire pigs are black with a pale strip running down the middle, covering the front legs, and have upright ears. They are the fourth most widespread breed of pig in the country and quite possibly the oldest. Hampshire pigs are said to be descendants of the Old English breed, which can be found in northern England and Scotland. They have the erect ears which are dominant to droopy ears.

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Answer:

Rotation

Explanation:

describes the circular motion of an object around its center

Anis this for edg

Explanation:

The evidence that best supports the Endosymbiotic Theory is that cell organelles like mitochondria and chloroplast have circular, single-stranded DNA. Apart from this, it also provides information about the circular DNA which is found exclusively in prokaryotes.

Endosymbiotic Theory may be defined as a type of theory that demonstrates the origination of cell organelles like mitochondria and chloroplast from prokaryotes like α-proteobacteria and cyanobacteria respectively.

According to the question, an anaerobic predator cell engulf α-proteobacteria and evolved mitochondrion in eukaryotic cells. Similarly, after primary endosymbiosis, the same cell engulfed cyanobacteria and developed a structure known as chloroplast.

Therefore, the Endosymbiotic Theory represents evidence that mitochondria and chloroplast have circular, single-stranded DNA. Apart from this, it also provides information about the circular DNA which is found exclusively in prokaryotes.

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Answer:

C

Explanation:

The level of structural organization for the tongue is that it is more complex than a tissue. So the correct option is D.

In most vertebrates, the tongue is a muscular organ on the floor of the mouth that may move in a variety of ways. It is extended and specialised in grabbing insect prey in some animals (like frogs).

While cats and certain other animals use their tongues as tools for grooming and cleaning, some reptiles' tongues serve largely as sensory organs.

The tongue is an essential auxiliary organ in chewing and swallowing, helps mammals create negative pressure in the oral canal to permit sucking, is a key carrier of taste receptors, and helps humans speak.

The mammalian tongue is formed of a complex of striated, intertwined muscles, fat, and glands, all coated in mucosal surfaces. Humans often have their front tongue ends and margins in contact with their teeth, which facilitates communication and swallowing.

Therefore the correct option is D.

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Answer:

d and e

Explanation: