hello! I had one quick question I wanted to ask just to make sure I was right. the question is "How do animals obtain the energy they need? "​

Answer: Photosynthesis converts carbon dioxide and water into oxygen and glucose. ... Cellular respiration converts oxygen and glucose into water and carbon dioxide. Water and carbon dioxide are by- products and ATP is energy that is transformed from the process.

Explanation:

Answer:

3 1/2 hrs

Explanation:

yassssssssssssss

Answer:

#3

Explanation:

The nucleotide insertion changes the reading frame, causing all kinds of problems. Almost none of the codons will code for the same amino acid.

According to the question, if a plant fixes X amount of energy, the second trophic level will have access to 10% of X, or 0.1*X, and the third trophic level will have 10% of 0.1*X, or 0.01*X.

Approximately energy will be available to the third trophic level will be 0.01*X.

What phases of an ecosystem's energy flow are there?

The transmission of energy from one organism to another, starting with the autotrophs and rising up the food chain as animals are consumed by one another, is referred to as energy flow. Pyramids of food and energy are another approach to show this kind of chain or just to show the trophic levels.

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Answer:

Plateaus form as magma from deep inside the earth attempts to rise, but fails to break through the crust of the Earth.

Hope it helps :)

Answer:

Many plateaus form as magma deep inside the Earth pushes toward the surface but fails to break through the crust. Instead, the magma lifts up the large, flat, impenetrable rock above it.

Explanation:

The type of scientist best qualified to perform genetic engineering to produce more productive seeds in agriculture would be a molecular biologist, the correct option is C.

Molecular biologists specialize in studying the structure, function, and interactions of molecules within biological systems, including DNA and genes. Genetic engineering involves manipulating the genetic material of organisms, which requires a deep understanding of molecular biology principles.

Molecular biologists have the expertise to identify and isolate specific genes responsible for desired traits in crop plants, such as increased productivity or resistance to pests or diseases. They can then modify or introduce these genes into target plants to achieve the desired outcomes, the correct option is C.

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In a solution of pH5, the concentration of hydroxide ions will be \(10^{5}\) M.

Chemical reactions in a medium are influenced by the concentrations of protons in the medium. The hydrogen potential or pH of an aqueous solution tells us about the molar concentration of dissociated H+ by applying the negative logarithm.

Knowing then the pH of a solution we can calculate the hydrogen concentration of the given solution as follows:

[H+] = \(10^{pH}\)

Also inversely we can know the pH knowing the concentration of hydrogen in a solution:

pH = -log [H+]

Therefore, we can confirm that in a solution of pH5, the concentration of hydroxide ions will be \(10^{5}\) M.

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Organelle I is the ribosome, which is responsible for protein synthesis. Organelle III is the mitochondrion, which is involved in energy transformation and energy production through cellular respiration.

Organelle I, which is labeled as the ribosome, is responsible for protein synthesis. Ribosomes are involved in the process of translation, where they read the mRNA (messenger RNA) and assemble amino acids into polypeptide chains, ultimately forming proteins.

Organelle III, which is not specified in the question, cannot be identified based on the provided information. However, if we assume it refers to mitochondria (as labeled with Roman numeral VI), then its function is energy production.

Mitochondria are the powerhouses of the cell and are involved in cellular respiration, a process that generates ATP (adenosine triphosphate), the primary energy currency of the cell.

Therefore, the correct functions for organelle I (ribosome) are protein synthesis, and for organelle III (mitochondria) are energy production.

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A) ovulation, menstruation is the stages begin and end the human menstrual cycle

The human menstrual cycle is a monthly reproductive cycle that prepares the female body for potential pregnancy. It involves several stages, but the two main events that mark the beginning and end of the cycle are ovulation and menstruation.

Ovulation is the process in which a mature egg is released from the ovary. It usually occurs around the middle of the menstrual cycle, approximately 14 days before the start of the next menstrual period. During ovulation, the egg is released into the fallopian tube, where it can be fertilized by sperm if conception occurs.

Following ovulation, if fertilization does not take place, the second stage of the cycle begins, which is menstruation. Menstruation is the shedding of the uterine lining that has built up in preparation for pregnancy. It typically lasts for a few days to a week and is characterized by the flow of blood and tissue from the uterus through the vagina.

So, the stages that begin and end the human menstrual cycle are ovulation, marking the release of the egg, and menstruation, marking the shedding of the uterine lining. Therefore, Option A is correct.

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Answer:

broad-leafed trees that shed their leaves annually

Explanation:

npsgov

Answer:

Several factors impact the initiation and progression of the malolactic fermentation. Temperature, pH, acidity, ethanol, sulfite and availability of nutrients are all important for the growth and metabolic activities of the lactic acid bacteria. The lactic acid bacteria are more fastidious in their growth requirements than the yeast. It can be challenging to get the malolactic conversion to occur at the desired time in the wine.

Explanation:

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The given statement "it is found that many regulatory genes have been co-opted for the development of different structures, such as limbs or digits," is an example of evolutionary developmental biology or "evo-devo."

This is a relatively new field of research that aims to understand how evolution has led to the development of biological organisms.

Evo-devo seeks to examine the developmental processes that give rise to the complex and diverse structures of living organisms. This is achieved by studying the genetic mechanisms that control how cells differentiate and grow during development and how these mechanisms have evolved over time.

Evo-devo research can help to explain how regulatory genes, which are genes that control the expression of other genes, have been co-opted for the development of different structures.

For example, some of the regulatory genes that control the development of limbs and digits in animals are also involved in the formation of other structures such as wings in birds or fins in fish. evolutionary developmental biology is a new field that studies how the evolution of organisms over time has contributed to the development of diverse and complex biological structures.

Through examining the genetic mechanisms behind the differentiation and growth of cells during development, evo-devo can reveal how regulatory genes, which control the expression of other genes, have been used to create different structures. Some of these regulatory genes are involved in the formation of not only limbs and digits but also wings in birds and fins in fish.

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Option D. is correct.one is for fertilizing the egg, and one directs the pollen tube toward the micropyle. The reason that two sperm nuclei travel down the pollen tube is that one is for fertilizing the egg, and one directs the pollen tube toward the micropyle.

The sperm cell that penetrates the egg cell and merges with it to form a zygote, while the other fuses with the two polar nuclei that exist in the central cell of the ovule to create endosperm. Endosperm is a food source for the growing embryo that will be formed by the zygote. The pollen tube grows down the style, which leads to the ovary's ovule. The tube cell makes the path for the sperm to reach the female gamete by secreting enzymes that eat through the style's wall. The two sperm cells travel down the tube together, but only one will fertilize the egg. The other sperm cell combines with the polar nuclei to generate the endosperm.

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The buccinator muscles compress the cheeks against the teeth to hold solid materials in place during chewing.

The buccinator plays a very vital function in the mouth, it helps to hold the cheeks very close to the teeth while eating. It is found in both sides of the cheeks.

Without the buccinator, it would be very difficult to chew food, smile, whistle. It also helps the tongue to properly roll up food particles into bolus.

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Muscle weakness, intolerance to exercise, decreased hearing and vision, ataxia, seizures, learning difficulties, heart problems, diabetes, and poor growth are the hallmark signs of mitochondrial myopathy.

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Answer:

food with carbohydrates

Explanation:

they comprises of two or more mono saccharides

In the decay of a 238U nucleus at rest, the conservation of momentum dictates that the momentum of the recoiling daughter nucleus is equal and opposite to the momentum of the alpha particle emitted.

The conservation of energy also applies, meaning the initial energy (Q-value) of the decay is shared between the alpha particle and the daughter nucleus as kinetic energy.

To calculate the kinetic energy of the alpha particle, you'll first need to find the Q-value of the decay. This can be found using a nuclear reaction equation and looking up the masses of the involved particles/nuclei. Then, you can use the conservation of momentum and energy equations to find the kinetic energy of the alpha particle.

Note: The specific calculation requires additional information, such as the masses of the nuclei involved and the Q-value of the decay. However, the general approach described above should help guide you in solving the problem.

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Answer:

the number of drops you counted

Explanation:

Answer:

Explanation:

(a) The two variables being compared are the occurrence of accidents (drivers with accidents vs. controls) and the infection status with Toxoplasma gondii (infected vs. uninfected). In this case, the explanatory variable is the infection status with Toxoplasma gondii, and the response variable is the occurrence of accidents.

(b) To depict the data in a graph, we can create a 2x2 contingency table or a bar chart. Since the data is already provided in a 2x2 table format, we can use a bar chart to visualize the comparison between the variables.

markdown

                       | Infected | Uninfected |

------------------------------------------------

Drivers with accidents  |    21    |     38     |

Controls                |    38    |    211     |

In the bar chart, we would have two bars representing the occurrence of accidents: one for drivers with accidents and one for controls. Each bar would be divided into two sections representing the infection status: infected and uninfected.

To determine if the two variables are associated in this dataset, we need to assess if there is a difference in the distribution of infection status between the drivers with accidents and the controls. If there is a notable difference, it suggests an association between the variables.

The problem is comparing whether being infected with Toxoplasma gondii influences involvement in car accidents. An explanatory graph can be created and a statistical analysis such as chi-square test can give a more accurate inference on the association between these two variables.

(a) The two variables being compared in this problem are 'status of being infected with Toxoplasma gondii' and 'involvement in car accidents'. Here, the explanatory variable is 'status of being infected with Toxoplasma gondii' because we are examining its effect on the response variable, 'involvement in car accidents'.

(b) For depicting the data in a graph, one could create a bar graph with two variables 'Infected' and 'Uninfected', represented along the horizontal x-axis. The vertical y-axis could represent the quantity of people from the two groups: 'Drivers with accidents' and 'Controls'.

If the bar of 'Infected' drivers with accidents is significantly higher than 'Infected' controls, then we can say these two variables are associated in this data set. Otherwise, the association is not significant. To be sure, a statistical test such as chi-square test would provide a more definitive answer.

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Answer:

Stomata open or close depending on the urgency of the occlusive cells that form it. If they swell because they receive water from the adjacent cells, the stoma opens, as its cell walls buckle, with which gases enter or leave through the ostiole. If on the contrary, the adjacent cells absorb the water from the occlusives and these, ultimately, lose water, they become flaccid and the stoma closes, allowing neither the exit nor the entry of gases. Other factors that influence the regulation of stomatal opening and closing are the circadian rhythm (day / night) and the concentration of CO2.

Explanation:

A stoma is basically a pore that is used for gas exchange with the environment and the transpiration of the plant. It is surrounded by two cells, called occlusive or guard cells, these have chloroplasts and have a thickening on their adjacent surfaces. Stomatal movements depend on changes in the turgor pressure of the occlusive cells and adjacent epidermal cells. Stomata open when water diffuses through osmosis into the occlusive cells from the surrounding epidermal cells. As the turgor pressure increases in the stomatal cells, it induces them to swell and the stomata open. In contrast, when the turgor pressure decreases, the occlusive cells become flaccid and the thickened walls come together, closing the pore. Other factors that influence the regulation of stomatal opening and closing are the circadian rhythm (day / night) and the concentration of CO2. Guard cells regulate the opening of stomata by integrating different signals, both endogenous and exogenous (environmental).Stomatal opening occurs when the concentration of CO2 in the occlusive cell decreases as a result of photosynthesis, while it closes when this concentration increases, even in the presence of light. The plants implement a temporary regulation of the stomata to limit water losses during the CO2 absorption process, that is, the stomata are opened during the day and closed at night to prevent unnecessary water losses, since during this period, photosynthesis does not occur and there is no demand for CO2. With the first rays of sunlight, the plant again begins to photosynthesize, again the stomata open since the demand for CO2 is high. The stomatal opening favors the transpiration of the plant.

The adaptation of developing sharp, needle-like leaves in a desert plant would be an example of natural selection if it helps the plant reduce the rate of evaporation from its leaves.

In the harsh desert environment, water is scarce, and plants face the challenge of preventing excessive water loss through evaporation. The development of sharp, needle-like leaves is an adaptation that can help the plant reduce water loss by minimizing the surface area exposed to the dry air and reducing the flow of air over the leaf surface.

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Misha often experiences severe swelling and joint pain in her fingers and wrists each morning. This pattern of symptoms is most likely due to Rheumatoid arthritis (RA).

Rheumatoid arthritis is an autoimmune disorder and inflammatory condition in which your immune system unintentionally assaults healthy cells in your body, leading to painful swelling(inflammation) in the areas of your body affected. It primarily targets joints, typically several joints at once. Hand, fingers, wrist, and knee joints are frequently impacted. Joint tissue is harmed in a Rheumatoid arthritis-affected joint because of the inflammation of the joint lining resulting in Long-lasting or persistent pain.

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In this statement, the characteristic of life is growth, i.e the increase in number and size of cells.

Explanation:

plasma

red blood cells

platelets

Answer:

chromosomes

Explanation:

Answer:

True.

Explanation:

Always label the manipulated variable on the x- axis and the responding variable on the y-axis.

Answer:

Yes

Explanation:

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The glial cells are part of the nervous system and have a fibrous appearence, examples of that type of cells are: astrocytes, microglial cells, and oligodendrocytes. Therefore, the shape of glial cells is random (b), since it have a lot of different shapes.

Answer:

1997

The 1997–98 El Niño event was regarded as one of the strongest El Niño events in recorded history, which resulted in widespread drought, flooding and other natural disasters occurring across the globe.

Explanation:

Answer:

the answer to the question is 1997-98

Here's the code to count the number of sea turtles for each species using a dictionary in Python 3, assuming that the sea turtle monitoring project has collected the data and stored it in a list called `observed_turtles`:```
observed_turtles = ['loggerhead', 'green turtle', 'loggerhead', 'kemp\'s ridley', 'leatherback', 'loggerhead', 'green turtle', 'green turtle']
counts = {}
for turtle in observed_turtles:
   if turtle in counts:
       counts[turtle] += 1
   else:
       counts[turtle] = 1
print(counts)
```
Output:```
{
   'loggerhead': 3,
   'green turtle': 3,
   "kemp's ridley": 1,
   'leatherback': 1
}
```Note that `\'` is used to escape the single quote character in `kemp's ridley` so that the string is not prematurely terminated.

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