Describe an example of a relationship between a cell organelle and a task a cell must perform

Answer:

The treatments will be the group of mussels Mytilus californianus placed in an environment similar to low tide and the group of mussels Mytilus californianus placed in environments similar to high tide. As well as the group formed by Mytilus trossulus mussels placed in an environment similar to low tide and the group of Mytilus trossulus mussels placed in an environment similar to high tide.

The number of replicates in each group must be at least 64 for each treatment.

Explanation:

In an experiment, treatments are the groups of elements that will be tested. As in the above experiment, two groups of different mussels will be investigated in two different environments, we will need one group of each mussel in each environment, so there will be 4 treatments.

In addition, it is necessary to know the number of replicates that the treatment must have, which allows a reasonable number of degrees of freedom to be obtained at the time of the statistical analysis. To know the minimum number of replicates you should consider the expression n^3, where "n" represents the number of treatments. In this case, the expression will represent 4^3 which will give a total of 64 replicates.

Answer: A chain of amino acids linked by peptide bonds...

Explanation:

Answer:

D)

Explanation:

Answer:

There is no attachment to this question, however, the base sequence on the model built by the student is: CAGCCATC

The options of the bases on the complementary model are:

A) CTACCGAC

B) GUCGGUAG

C) GTCGGAAG

D) GTCGGTAG

The answer is D

Explanation:

A DNA molecule is a polymer biomolecule made up of nucleotide bases. It is a double stranded molecule, with each strand containing nucleotides held together by hydrogen bonds. The pairing of nucleotides in one strand of DNA to another follows the COMPLEMENTARY BASE PAIRING RULE, which states that Adenine binds to Thymine (A-T) while Guanine binds to Cytosine (G-C).

According to this question, a student builds a model containing the base sequence: CAGCCATC, the model that contains bases that are complementary to the ones built by the student is: GTCGGTAG

Answer:

D

Explanation:

Answer:

can u put the examples

Answer:

When a controlled experiment is not possible, why do scientists try to identify as many relevant variables as possible ? You want to find more variables because you need to find the relevant variable in order to identify what is causing the change.

Explanation:

Answer:

Explanation:

When a controlled experiment is not feasible, scientists attempt to identify as many relevant variables as possible because it helps them understand and account for potential confounding factors that may influence the observed outcomes. Here are a few reasons why scientists aim to identify relevant variables:

Reduce Bias: By identifying and accounting for relevant variables, scientists can minimize bias in their observations and analyses. Bias occurs when factors other than the one being studied affect the results, leading to inaccurate or misleading conclusions. Identifying relevant variables allows scientists to control for their potential influence, increasing the reliability of their findings.

Improve Validity: Validity refers to the accuracy and truthfulness of research findings. By identifying and considering relevant variables, scientists can enhance the validity of their research by ensuring that they are examining the actual relationships and effects they intend to study. This strengthens the reliability and generalizability of the results.

Enhance Understanding: Identifying relevant variables can provide a more comprehensive understanding of the phenomena under investigation. It allows scientists to explore potential underlying mechanisms, interactions, and contextual factors that may influence the observed outcomes. This deeper understanding contributes to the advancement of scientific knowledge.

Inform Future Research: Identifying relevant variables, even in non-controlled settings, can guide future research endeavors. By documenting and considering various factors that may impact the research outcomes, scientists can identify areas that require further investigation. It helps in designing more controlled experiments or observational studies in the future to specifically target those variables of interest.

Strengthen Recommendations and Interventions: In fields such as public health or policy research, identifying relevant variables can lead to more informed recommendations and interventions. Understanding the broader context and factors that influence outcomes allows scientists to develop more effective strategies to address the issues at hand.

In situations where controlled experiments are not possible, identifying relevant variables helps scientists better navigate the complexity of real-world scenarios. It allows them to account for confounding factors, improve the robustness of their findings, and contribute to a more nuanced understanding of the research topic.

PLS MARK ME BRAINLIEST

i think the answer is biabets

The statement best describing a reliable source of information is:A source that follows the scientific method.

A reliable source of information is one that follows the scientific method. The scientific method is a systematic approach to investigating phenomena, which involves formulating a hypothesis, conducting experiments or observations, collecting data, and drawing conclusions based on evidence. By adhering to the scientific method, a source ensures that its information is based on rigorous and objective analysis.

A reliable source of information focuses on providing evidence to support its claims rather than relying on opinions. It presents data, facts, and research findings obtained through scientific studies or credible sources. This evidence-based approach adds credibility to the information presented and allows readers to evaluate the validity of the claims.

On the other hand, a source that includes opinions to support a claim may lack objectivity and can introduce bias into the information. Opinions alone do not necessarily provide a reliable basis for making informed judgments or decisions.

A reliable source also avoids the use of pseudoscience to gather evidence. Pseudoscience refers to claims or practices that are presented as scientific but lack the rigorous scientific methods and evidence required for validation. Such sources often promote ideas that are not supported by credible scientific research and can mislead readers.

In summary, a reliable source of information is one that follows the scientific method, presents evidence to support claims, avoids relying solely on opinions, and does not use pseudoscience to gather evidence. By adhering to these principles, a source can provide trustworthy and accurate information to its audience.

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Answer:

Fungi, bacteria, ferns,

Explanation:

bacteria Fungi Ferns are important. decomposers,

I hope it helps you.

Humor is not one of the characteristics that listeners typically attribute to fast speakers. So, the correct option is (B).

A good listener is defined as one who focuses fully on what the other person is saying and engages with their thoughts in a thoughtful, comprehensive way whereas good listening is simply listening to what a person is saying. It's not just about learning, but also a commitment to digesting the information. They are presenting and responding creatively.

Some characteristics are possessed by listeners

Thus, humor is not one of the characteristics that listeners typically attribute to fast speakers. So, the correct option is (B).

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Pumping CO2 gas into a greenhouse system is significant for several reasons. Greenhouse gases like CO2 are essential for plants to carry out photosynthesis, which is the process by which they convert sunlight into food. By adding CO2 to a greenhouse, it can help to increase plant growth and yield.

Here are some reasons why pumping CO2 into a greenhouse system is important:

Increased photosynthesis: Photosynthesis is a chemical process in which plants use sunlight to convert carbon dioxide and water into glucose, a form of sugar that is used as food. The addition of CO2 to the greenhouse system can help to increase photosynthesis, which means that plants will produce more food. This can result in faster growth, bigger plants, and higher yields.

Improved plant health: CO2 is essential for plant growth and can help to improve the overall health of the plants. By adding CO2 to the greenhouse system, it can help to create an environment that is more conducive to plant growth. This can lead to healthier plants that are less susceptible to disease and pests.

Improved crop yields: One of the most significant benefits of pumping CO2 into a greenhouse system is that it can increase crop yields. By increasing the amount of CO2 in the air, plants are able to produce more food, which can result in bigger, healthier plants with larger yields. This can be particularly beneficial for commercial growers who rely on high yields to generate income.

In summary, pumping CO2 gas into a greenhouse system is an effective way to improve plant growth and yield. By increasing the amount of CO2 in the air, plants are able to carry out photosynthesis more efficiently, which can lead to healthier plants and higher crop yields.

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Atomic fission is the process through which energy is produced. The right answer is C.

Atomic splitting produces a particular form of energy known as fission. It is a nuclear process in which a huge quantity of energy is released along with the splitting of an atom's nucleus into two or more smaller nuclei.

In fission, neutrons are used to hit heavy atomic nuclei, such as uranium-235 or plutonium-239, creating an unstable nucleus.

Then, this nucleus splits into two or more smaller nuclei, releasing more neutrons and a substantial amount of energy in the process.

Thus, the correct option is C.

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Answer:

Chemical & Mechanical Weathering

Erosion

Explosive Volcanic Eruptions

Explanation:

Answer:

Seals

Explanation:

Answer:

Humans, chimpanzees, gorillas, orangutans, and their extinct ancestors form a family of organisms known as the Hominidae. Researchers generally agree that among the living animals in this group, humans are most closely related to chimpanzees, judging from comparisons of anatomy and genetics.

Explanation:

Answer:

I don't understand the question

Explanation:

but number 2

Seafloor spreading and continental drift are believed to be caused by plate tectonics. Plate tectonics is the scientific theory that explains how the Earth's lithosphere is divided into a number of plates that move and interact with each other due to the underlying convective flow in the mantle. The movement of these plates can cause a variety of geological phenomena such as earthquakes, volcanic eruptions, and the creation of mountain ranges. Seafloor spreading is a process in which new oceanic crust is formed through volcanic activity at mid-ocean ridges, and continental drift is the movement of continental plates across the Earth's surface.

From all the options given, the one that has the greatest resistance are endospores. Endospores have several outer coats that protect them from dessication, temperature changes, and even from UV radiation. Endospores are the response to environmental hostility, therefore when a bacteria senses abiotic adversity it starts to deploy the mechanisms to create an endospore, which is the resistant form of the microbe. Fungi, and the other bacterias mentioned are capable of developing spores, but these organisms themselves are more vulnerable than a endospore.

Answer:

they all make or consume food .

Explanation:

just took a test

Answer:

There are several different ways to name it, but I always go by absorption, digestion, and metabolism/breakdown.

Explanation:

Absorption is the uptake of minerals, vitamins, and nutrients from your diet and your ingestion of water or other liquids. Absorption primarily takes place in the small intestine and anything that isn't necessary and vital for human life is then excreted through the urinary tract as urine and the remainder of the digestive tract as waste/feces.

Digestion is the process that occurs in the digestive tract which breaks down all food intake by mechanical and enzymical (stomach/gastric acid) processes in order to provide the body with all of the nutrients and minerals it needs to survive.

Metabolism is the breakdown of acids, fats, and enzymes within the organs in order to maintain life and promote production of energy. A healthy diet, cardiovascular exercise for 4-5 days a week, and maintaining good health in general is best to maintain a high metabolism and produce the most energy.

Cells that are in the prometaphase of mitosis are prone to arrest.

During prophase, the nuclear membrane separates, the nucleolus disappears, and the chromosomes condense.

The nuclear envelope separates during the beginning of mitosis as a result of cyclin-dependent kinase. Phosphorylation of INM proteins modifies their interactions with chromatin. Nuclear envelope collapse is necessary for sister chromatid segregation.

The nucleus is encircled by a double membrane known as the nuclear envelope. The largest single organelle in a cell is the nucleus.. The nuclear envelope separates the contents of the nucleus from the outside of the cell. The organism's genes are found on chromosomes.

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Cytosine, a nitrogenous base found in DNA and RNA, pairs with guanine. The correct answer is option B.

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Cytosine pairs with Guanine.

The base Cytosine pairs with the base Guanine in DNA. This base pairing is a key component of the double-stranded DNA structure.

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the answer is A

seed develops inside fruit

seed is dispered

seed germinates

plants grow

Answer: Answer is A

Explanation:it right me on my class

Answer:

The closest to the number of flies expected to be heterozygous for the amylase mutation assuming all conditions of Hardy-Weinberg equilibrium are met is 1600 flies.

Explanation:

According to the Hardy-Weinberg equation : p² + 2pq + q² = 1

Also p + q = 1

Where p² is the frequency of individual flies with the similar alleles for the dominant trait;

2pq is the frequency of individuals with the heterozygous allele for breaking down starch, while q² is the frequency of the individuals having similar allele formthenrecessive trait.

q² = 410/10000 = 0.041

q = 0.2

p = 1 - 0.2

p = 0.8 p² = 0.8²

p² = 0.64

2pq = 1 - 0.2 - 0.64 = 0.16

2pq = 0.16 × 10000

2pq = 1600

Therefore, the closest to the number of flies expected to be heterozygous for the amylase mutation assuming all conditions of Hardy-Weinberg equilibrium are met is 1600 flies.

Do Eukaryotic Cells have Mitochondria?

In addition to the nucleus, eukaryotic cells may contain several other types of organelles, which may include mitochondria, chloroplasts, the endoplasmic reticulum, the Golgi apparatus, and lysosomes.

What is a  Eukaryotic cell?

A eukaryotic cell is one of two different types of cells. Organisms that are based on the eukaryotic cell are called “eukaryotes” and include plants, animals, fungi, and protists.

What is Mitochondria?

The mitochondrion (plural mitochondria) is a membrane-bound organelle found in the cytoplasm of eukaryotic cells. It is the power house of the cell; it is responsible for cellular respiration and production of (most) ATP in the cell. Each cell can have from one to thousands of mitochondria. Mitochondria also contain extranuclear DNA that encodes a number of rRNAs, tRNAs, and proteins.

The incorrect theory of alchemy, which aimed to transmute base metals into noble metals like gold and achieve immortality, led scientists to discover several important aspects of chemistry.

Alchemists' experiments advanced chemistry, even though they never fulfilled their aims. They perfected distillation, filtration, and crystallisation, which are still used today.

Alchemists studied the characteristics and interactions of many substances, establishing the framework for chemical elements, compounds, and reactions. Alchemy accidentally advanced chemical understanding and experimental methods.

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Answer:

c

Explanation:

They're is an adjective describing a group of people, while their is possessive, and refers to the parents' teenager.

hope this helps!!! :3

Answer:

3. Make a division

Explanation:

the action or state of moving or being moved apart.

Answer:

Separate means make a division (third option)