Help please I’m confuse

There are various layers that make up the atmosphere, and each has distinct properties and functions. Both weather generation and energy transmission take place in the troposphere, which is closest to the Earth's surface.

The stratosphere shields the Earth from damaging UV radiation along with the ozone layer. Most auroras happen in the mesosphere, where meteors burn up. Modern technology is dependent on the thermosphere, where the majority of the Earth's satellites orbit and where communication signals are sent.

The dynamics of the atmosphere and its interactions with the hydrosphere and lithosphere are better understood thanks to these layers. Foreseeing and minimising environmental problems like climate change and preserving our world, it is essential to understand the significance of each layer.

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A is the correct answer

The labels above represent different alleles of genes located on chromosomes. It is critical that only homologous chromosomes exchange information during crossing-over because homologous chromosomes have similar genes in the same order.

The labels above represent different alleles (versions of a gene) that are located on the chromosomes. Capital letters represent dominant alleles, while lower-case letters represent recessive alleles. Different letters represent different genes, and their locations on chromosomes are also different.

It is critical that only homologous chromosomes exchange information during crossing-over because homologous chromosomes have similar structures and genetic content, making it possible for them to align and exchange segments of DNA. If non-homologous chromosomes were to exchange information, the resulting genetic material would be unstable and could lead to genetic disorders or other problems.

It is important that crossing-over takes place between chromosomes from two different parents because it increases genetic diversity in offspring. Each parent contributes one set of chromosomes, and crossing-over allows for the exchange of genetic information between these sets, leading to new combinations of traits. This is important for the survival of a species as it enables adaptation to changing environments and increases the chances of finding new beneficial traits.

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Body systems must work together. If one system will be damaged or fails, the other systems will be affected. If the digestive system will be fail, digestion will fails. Water will not be absorb that will lead to the circulatory system to have difficulty in the consistency of blood. If there is a presence of digestive disease, there will be an interference in the digestion as well. Other organ functions will be affected, too. Several effects will be seen such as dehydration, poor absorption of nutrients, blocked blood flow, etc. If the digestive shuts down due to damage of muscles or nerves, it may cause nausea, vomiting, lack of appetite and malnutrition. The nervous and circulatory systems work with the digestive system and these systems are greatly affected if it will not work properly.

The respiratory system is affected if the digestive system fails. These two systems work together to provide power to the entire body system. If digestion fail due to overeating, it can cause abdominal bloating. Bloating can lead to shortness of breath.

Answer:

1.hypothesis.

hope it helps!

A suggested and testable explanation for an event is called a hypothesis. Therefore, option (A) is correct.

A hypothesis is a proposed explanation for a phenomenon that can be tested through scientific investigation. It is an educated guess or tentative answer to a scientific question based on prior knowledge and research. A hypothesis should be specific, testable, and falsifiable, meaning that it can be proven wrong through experimentation.

Hypotheses are often used in scientific experiments to guide the research and determine the outcome. A hypothesis can be based on observations, theories, or previous research, and it should be clearly stated in a way that allows it to be tested and either supported or rejected by the evidence. The process of testing a hypothesis involves designing and conducting experiments, collecting and analyzing data, and drawing conclusions based on the results. The ultimate goal of a hypothesis is to gain a deeper understanding of the natural world through the scientific method.

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Answer:

Rise, Transit and Set time

Explanation:

Carbon compounds are the energy source of cellular respiration. These molecules are oxidized, that is, they lost their electrons, in order create energy for the cell. For example, we could start with a large lipid chain of 16 carbon atoms, that will experience oxidation in order to create conditions for ATP synthesis, that finally will become one carbon atom. Single carbon atoms are exhaled in respiration as CO2 (Carbon dioxidde). So, carbon atoms are the source of energy in cellular respiration (as carbon molecules), and finally they serve as a mean to exhale the metabolic waste, as CO2.

A karyotype is a sorted preparation of the chromosomes of an organism.

In this case, we have a normal human karyotype, with 22 pairs of autosomal chromosomes and a pair of sex chromosomes.

All pairs have two chromosomes, so the individual doesn't have Down's Syndrome, and the chromosomes of the sex pair are different, which means the individual is a male.

This means the right answer is B. They are male.

Answer:the answer is b

Explanation:

The change to the investigation that would remove the source of the error noticed by the scientist is to test a fourth group, in which the participants do not receive the mineral supplement (option A).

A controlled experiment is an experiment designed to replicate the main experiment in every way, except in respect of the one variable that is being tested, so as isolate the effect of that variable.

In other words, a control is introduced in the experimentation process. A control is group of test subjects left untreated or unexposed to the independent variable.

According to this question, a company is testing the effect of a mineral supplement on common cold. The experimental procedure is okay except that they didn't include a fourth group, which will serve as the control.

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Vanessa has a better absolute threshold and more sensitive difference threshold than Carlton, and Carlton has an impaired absolute threshold.

Carlton and Vanessa were lab partners for a biology class and were asked to run a smell test experiment on each other.

Vanessa was excellent at noticing the difference between various intensities of vanilla and evergreen.

Carlton, on the other hand, couldn't distinguish the difference in the intensities of both vanilla and evergreen, though he could tell the smells of both.

Hence, based on the information provided in the scenario, it can be inferred that Vanessa has a more sensitive difference threshold than Carlton, and Carlton has an impaired absolute threshold.

The two significant aspects that are involved in the scenario are absolute threshold and difference threshold.

The absolute threshold is the smallest quantity of a stimulus that an individual can detect, whereas the difference threshold is the minimum difference in stimuli that an individual can detect.

Carlton could recognize the stimuli's smell but not the difference in the intensity of vanilla and evergreen.

This shows that Carlton has an impaired absolute threshold.

He could not detect the smallest quantity of a stimulus to differentiate between the smells.

Vanessa was quite good at noticing the difference in the intensities of vanilla and evergreen.

This means that Vanessa has a more sensitive difference threshold than Carlton. She could detect the minimum difference in stimuli required to differentiate between smells.

Vanessa also has a better absolute threshold than Carlton as she could detect the smallest quantity of stimulus required to detect the smells.

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option c Gorillas are more closely related to humans than to orangutans.is a correct statement about great apes.

Gorillas are herbivorous, primarily ground-dwelling great apes that live in equatorial Africa's tropical forests. Gorilla is divided into two species: eastern and western gorillas, as well as four or five subspecies. Gorilla DNA is 95 to 99% similar to human DNA, depending on what is included, and they are the next closest living relatives to humans after chimps and bonobos. Orangutans are great apes that live in the Indonesian and Malaysian rainforests. They are now only found in Borneo and Sumatra, but they were once found throughout Southeast Asia and South China. Orangutans, which are classified in the genus Pongo, were previously thought to be a single species.

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Answer:

The correct answer is methane . Nature constitutes most of the substances made up of organic compounds. These compounds have carbon atoms attached with hydrogen atoms with a chemical bond (very few compounds may not have this bond).

Explanation:

Hope it helps

Answer:

1. A (Central dogma)

3. F ( Peptide)

4. G ( protien)

5. E (Robosome)

6. C (RNA)

Explanation:

That's all I know. If not switch 1 and 5 they might be the same id/k

Hope this helped and have a wonderful day!

Answer:

its D hope it helps :3 dna testing and genomic is a differemt type of study that help w us humans and work on stuff w technology

Answer:

D

Explanation:

Because science can be use to investigate problems in fact which is use as experiment. Branch of science can use as

Biology , Chemistry , Physics and Math

The study of organizing and collecting data to understand the world around is Science.

Option (D) is correct.

Science involves the systematic collection and organization of data to gain insights into the natural world. It encompasses various disciplines, including biology (A) and chemistry (C). Through experiments (B) and observations, scientists analyze data to formulate hypotheses, test theories, and advance our understanding of the universe and its processes.

Science drives innovation, informs decisions, and addresses fundamental questions about the world, making it a vital tool for exploring and comprehending the complexities of our surroundings and beyond.

It promotes evidence-based knowledge and contributes to the progression of human knowledge and technology, enabling us to make informed discoveries and improvements in various aspects of life.

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Answer:

photosynthesis is the process of making food in the presence of sunlight and water

Answer:

The process in which green plants prepare their food by using minerals and carbon dioxide in the presence of sunlight is called photosynthesis .

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Answer:The weak bond between two hydrogen atoms, which is commonly found between water molecules and nucleotides in DNA, is called a hydrogen bond.

Explanation:

Answer: Hydrogen Bond

Explanation:

Answer:

B

Explanation:

A compound can easily be separated into substances by chemical processes but a mixture can't.

Answer:

mole =

Explanation:

mole no. = mass in gram / molar mass

mole no. = 42/18

mole no. =2.33

Monosaccharides = Carbohydrates. A protein is an amino acid. Fatty acids and fructose make up triglycerides.

Define fatty acids

The building blocks of fat through our bodies and the substances we eat are known as fatty acids. Lipids are changed into fatty acids by the body during digestion so they can be absorbed into the bloodstream. When carboxylic acid group receptors are connected, a substance called a triglyceride is produced.

Which fatty acids are some examples?

Among the foods that contain fatty acids are fruits, vegetable oils, seeds, nuts, greases, especially fish oils. Fats, such as omega-3 fatty acids, promote vital biological functions.

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Complete question

Digestion is the breakdown of large organic molecules into component parts that can be absorbed. match the large organic molecules with the units that can be absorbed.

The concept that makes it legally right to reproduce a substantial portion of the works of another person with permission is Copyright. Option A

The concept of copyright grants the creator of an original work the sole rights to its use and distribution, usually for a limited time, with the intent of enabling the creator to receive compensation for their intellectual effort.

When someone else wishes to reproduce a substantial portion of those works, they must usually get permission from the copyright holder.

This permission can take the form of a license or contract that outlin the tems under which the work can be used.

The above answer is in response to the full question below;

Which of the following concepts makes it legally right to reproduce a substantial portion of the works of another person with permission?​

A. Copyright

B. Fair use

C. Freedom of information

D. Intellectual freedom

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Microorganisms that resemble plants called phytoplankton are found in lakes, rivers, and the oceans. Most whale species take in between 2,000 and 10,000 pounds of plankton each day on average.

Williams extrapolated from this research to calculate the killer whales' estimated daily calorie intake. She determined that a 4.5-ton male would require 290,000 kilocalories per day and that an adult female weighing around two tons would require more than 190,000.

Microorganisms that resemble plants called phytoplankton are found in lakes, rivers, and the oceans. More phytoplankton than stars can be found in the world's oceans, which contain a billion billion billion phytoplankton. There are perhaps 100,000 different types of phytoplankton, which is quite diverse.

Most whale species take in between 2,000 and 10,000 pounds of plankton each day on average. They only consume, though, during the feeding season.

10,000 pounds of phytoplankton support every pound of whale weight. The energy transfer is inefficient, which reduces the number of killer whales that can survive and procreate. Additionally, it implies that killer whales must put in a lot of effort to get the food they require.

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1-Charles Darwin

2-Alfred Russel Wallace

Explanation:

are jointly credited with coming up with the theory of evolution by natural selection, having co-published on it in 1858. Darwin has generally overshadowed Wallace since the publication of On the Origin of Species in 1859, however.

Answer: The A, B, and Rh antigens are located on the surface of red blood cells.

Explanation:

Answer:

fine particles (silt and clay) are moved to areas of still water (off-shore settings). the majority of these particles are made up of clay minerals, which are weathering products of feldspars and ferro-magnesian minerals.

Answer:

You call them minerals

Explanation:

Answer:

Independent is hormone and dependent is the weight

Answer:

Cell

Explanation:

DNA replication occurs in the nucleus in eukaryotic cells and in the nucleoid region of prokaryotic cells. Eukaryotic cells contain their DNA in the nucleus, and thus this is where DNA replication occurs.

The spines of the cactus have several functions, which are the following:

To defend them from possible predators: inside the body of the plants there is a great deal of water; if herbivores could access it, these plants would not survive.

To provide them with shade: it is true that not much, but it is enough so that the loss of water by evaporation is minimal.

Reflect sunlight: many species have white spines.