19. Which of the molecules in Model 2 would form hydrogen bonds with itself (that is, other molecules of the same type) or with water molecules if in a solution?

Answer:

Reflection

Explanation:

E2020 certified answer

Answer:

option 1 : reflection

Explanation:

edg 2022

Answer:

HERE

Explanation:

One resource used for energy production that can impact the natural resource of ozone layer depletion is coal. Burning coal releases pollutants like sulfur dioxide, nitrogen oxides, and mercury into the atmosphere, which can contribute to the formation of smog and acid rain. These pollutants can also react with other chemicals in the atmosphere to break down ozone molecules, contributing to the depletion of the ozone layer. So, the way humans use coal as an energy resource can have a negative impact on the ozone layer and the environment.

Answer:

Biosphere, geosphere, hydrosphere

Explanation:

Answer:

were - were

Explanation:

This diagram shows vegetal and animal cells placed in solutions of different concentrations.

a)Solution A is called hypertonic because it has a higher concentration than the cell's cytoplasm. In the animal cell, it causes the water to diffuse out through osmosis. In the plant cell water is lost through the same process but the cell wall remains intact while the membrane reduces in volume.

Solution B is called isotonic because it has around the same concentration as the cytoplasm of the cell. It does not influence the volume of the cell.

Solution C is called hypotonic because it has a lower concentration than the cytoplasm. In the animal cell, it causes the cell to fill with water until it bursts(this process is called cytolysis). In the plant cell water diffuses through the membrane, but the cell doesn't burst.

b)Plant cells have a strong cell wall made of cellulose, hemicellulose and, lignin that prevents cytolysis.

c)Amoeba obtains its food through a process called phagocytosis in which the solid material is engulfed in a vesicle that enters the cell.

Plant cells have a strong cell wall made of cellulose, hemicellulose and, lignin that prevents cytolysis.

Cytolysis, or osmotic lysis, occurs when a cell bursts due to an osmotic imbalance that has caused excess water to diffuse into the cell. Water can enter the cell by diffusion through the cell membrane or through selective membrane.

Cytolysis or osmotic lysis occurs in animal cells and certain bacteria, especially when the cells are exposed to a hypotonic environment, causing the water to move into the cell, thereby increasing or expanding the cell.

When cells burst and die, their contents are released, causing inflammation. Every day, more than 50 billion cells die in our bodies. These are not random events, but part of a finely tuned biological mechanism called programmed cell death.

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All of the options are chemical approaches to control micro-organism excepts: B Disinfectants

19. The scientific name for modern man is: B. Homo sapiens

20. kingdoms are prokaryotic organisms placed D. Monera

21. Plants which have true roots, leaves, stem & seeds inside the fruit are: B. Angiosperm

22.  taxonomic groups contains closely related organisms A. Genus

23. Malaria causing single-celled parasitic protozoan is called: D. Plasmodium

24. kingdoms consists of eukaryotic organisms such as yeast, molds, and mushrooms A. Kingdom fungi

25. Ecology is a biological science that deals with except: D. none

26. The organism that are consumer is D. Scavengers

Disinfectants are special chemicals that are used to kill germs or prevent them from growing on surfaces or objects. They are not usually used to control microorganisms within living things, unlike antibiotics, antiseptics, and autoclaving, which are all chemicals used to control microorganisms.

Homo sapiens is the fancy name used by scientists to refer to regular, everyday humans This is the species that humans are a part of.

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18. All of the following are chemical approaches to control micro-organism excepts: A. Antibiotics B. Disinfectants

19. The scientific name for modern man is C. Antiseptics D. Autoclaving A. Homo erectus B. Homo sapiens

20. In which of the following kingdoms are prokaryotic organisms placed? A. Fungi B. Protest C. Australopithecus D. None C. Planate D. Monera

21. Plants which have true roots, leaves, stem & seeds inside the fruit are A. Gymnosperm C. Mosses D. Ferns B. Angiosperm

22. Which of the following taxonomic groups contains closely related organisms? A. Genus C. Phylum B. Order D. Class

23. Malaria causing single celled parasitic protozoan is called A. Paramecium B. Salmonella C. Mosquito D. Plasmodium

24. Which one of the following kingdoms is consists of eukaryotic organisms such as yeast moulds and mushrooms? A. Ecosystem B. Population

25. Ecology is a biological science that deals with all of the following except Answer the following questions. C. Kingdom monera D. Kingdom plantae A. Kingdom fungi B. Kingdom protista C. organism D. none​

26. Which of the following organism are consumers? A. Photosynthetic B. Chemosynthetic bacteria C. Green plant D. Scavengers

Answer:

Not sure of the answer? Don’t post it. Other people can help out with this one.

Explanation:

Use language that's easy-to-understand. If there's a piece of vocabulary that you feel needs clarifying, define it!

Answer:

loading....

Explanation:

Answer:

pretty sure its the cell membrane

Explanation:

because usually the Cell Wall acts as a barrier and tries to keep everything out

hope this helps :)

The most likely conclusion that can be made for the change in flower color is that genetic factors caused the differences in flower color.

According to this question, three plants are grown in the same environmental conditions with equal sunlight, water, and space to grow.

However, despite the uniformity in the environmental conditions received by each plant, one plant grew to have a purple flower while the other two grew white flowers.

This difference in flower color is likely caused by the inherent genetic factors of each plant rather than environmental factors because they were treated the same.

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Answer:

Genetic factors caused the differences in flower color.

Explanation:

Answer:

it would be the Tasmanian snail

Explanation:

from the Brazilian forests they survived off the algy and moistness

Answer:

Please Mark me Brainliest

Explanation:

B bladder is not part of the digestive system. The bladder is part of the urinary system and plays a role in storing and eliminating urine.

A step in designing an experimental investigation is identifying the variables that will be controlled for all experimental groups.

The correct option to the given question is option A.

An experiment is a controlled investigation where scientists manipulate and measure specific variables. Scientists design experiments to test hypotheses and answer questions. In the design of an experiment, several steps must be followed to ensure the results are accurate and reliable.

Identifying the variables that will be controlled for all experimental groups: This is an essential step in designing an experimental investigation. Controlled variables are variables that scientists keep constant throughout the experiment so that they do not influence the dependent variable.Writing a procedure that prevents other scientists from repeating the results: Scientists usually provide a detailed description of their experimental procedures to ensure that other scientists can reproduce the results of the experiment and verify its accuracy.

Making sure that the hypothesis will be supported and not refuted: A hypothesis is a statement that scientists make that explains the relationship between the variables in an experiment. The hypothesis must be tested to determine whether it is supported or refuted.Collecting each piece of data in a different way so that there is more variety: In an experiment, data is collected to support or refute the hypothesis. Scientists should collect data in different ways to ensure that the results are reliable and accurate.

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Answer:

The Doctrine of Specific Nerve Energies has been and continues to be enormously influential in the physiology, psychology, and philosophy of perception. In simple terms, the Doctrine states that we directly perceive in the first instance the activity of our nerves, rather than properties in the external world.

Microfossil-like structures that provide evidence of very early life can be difficult to find and to interpret because rocks older than 3 billion years change significantly over time. The correct option is A.

The minute remains of bacteria, protists, fungus, animals, and plants are known as microfossils.

Because they must be removed from rock samples in a specific way and viewed under a microscope, microfossils are a heterogeneous group of fossil remnants researched as a single discipline.

Because rocks older than 3 billion years change dramatically over time, it might be challenging to locate and interpret microfossil-like formations that show evidence of very early life.

Thus, the correct option is A.

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Answer: B. Respiratory system

Answer:

Tissues are groups of cells that work together to perform a specific function. The structure of tissues can vary depending on their function, but there are some general features that are common to many tissues.

Sometimes even if you cannot prove something you can have a carefully thought-out explanation regardin the matter, based on scientific observations and experiments, bringing together facts and hypotheses, using the scientific method. Then, you can believe somethinf is true scientifically even if you there is no final proof, only evidences. This is the definition of a THEORY.

Answer:

It is based on the size of seismic waves

Explanation:

Generally, the size of an earthquake is called its magnitude.

Earthquake’s magnitude is defined as the measure of the amplitude of the seismic waves. A seismometer or seismographs are used to measure seismic waves. So, the statement describes one aspect of an earthquake’s magnitude is that Earthquake’s magnitude depends on the size of seismic waves.

Earthquake’s magnitude is measured by the Richter magnitude scale.

Hence, the correct answer is It is based on the size of seismic waves.

Answer:

It is based on the size of seismic waves.

Explanation:

Seismic wave is an elastic wave in the earth produced by an earthquake or other means used to measure the magnitude

Where the water table is 100 metres below the surface is the best place to look for groundwater.

Answer: Five feet is the right response. The top layer of porous material is referred to as the unsaturated zone; this is the layer that is rarely filled with water unless it has recently rained.

Aquifers are the source of the majority of groundwater, including a sizeable portion of our drinking water. A well must be made by boring a hole that extends to the aquifer in order to get this water. Aquifers can discharge naturally at springs and in wetlands in addition to at man-made locations like wells.

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Answer:

B

Explanation:

Two cells might behave differently in response to the same signaling molecule if they have different scaffolding proteins because they produce different stable configurations in regard to the ligand.

The specific role of scaffolding proteins is associated with the fact that these macromolecules act in diverse signaling network pathways by interacting with different molecular partners in order to provide a proper framework to activate (or even inhibit) the molecular cascade.

The specific role of scaffolding proteins is mainly associated with protein-protein interactions, which are capable of activating a phosphorylation-associated protein that produces a molecule cascade downstream of this type of binding.

Therefore, with this data, we can see the specific role of scaffolding proteins is to interact with other proteins in a signaling network which may be a fundamental process during the activation and or inhibition of the pathway.

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Answer:

whats ID BONE ID BONE

Explanation:

ID BONE

Answer:

pls the lightening is not good, I can only see the image of a leopard and an antelope

Explanation:

definitely a leopard carnivore and an antelope are herbivores animals (even though some may eat birds and small meats)

Hope this helps

Answer:

The answer is the number of hours of darkness and daylight.

Explanation:

Answer:

B. the number of hours of darkness and daylight.

Explanation:

Plant growth and production of flowers are processes driven by the seasons, and specifically the length of daylight and darkness each day.

Answer:

The temperature remains constant.

Explanation:

In a plot of temperature against time, it is easy to spot the points on the graph where a change of state is taking place.

During a change of state, the temperature does not not change with time. These are points that are plateaus on the temperature-time graph.

Answer:

When the number of organisms in an ecosystem exceeds the carrying capacity, the population will decrease.

Please see the explanation!

Explanation:

The maximum that can be maintained forever is the concept of "carrying capacity." This can only be rationally understood as the highest number that can be maintained using exclusively renewable resources. It can only be exceeded by using resources more quickly than they can be replenished.

The population gets wiped out (not by old age mortality) back to the number that can be maintained using only renewable resources when those resources become limited, as they must by definition.

Remember that every population is trying to expand, therefore if a species finds a resource that it can use more quickly than it replenishes, the population will undoubtedly expand to use that newly discovered capability. Another way to put this is to say that when the species average is x newborns and the subsistence supply is steady, (x-2)/x children must perish. Less offspring must perish than the formula predicts when the species finds a new non-renewable source of food, increasing the subsistence supply.

It should be noted that there are plainly too many people in the world. Over the past few hundred years, we have developed various technologies that have increased subsistence extraction and decreased waste. Of course, we have multiplied to occupy that additional space. In order to provide enough food to sustain 7+ billion people at once, we need fossil fuels and a number of other resources that do not replenish as quickly as we use them. The last time humanity were able to maintain their population on exclusively renewable resources, there were less than 1 billion people. Be aware that we have never been able to raise subsistence production as quickly as we have sought to increase our population. We have always had an average of too many infants, as seen by the starvation-related child mortality that affects some populations.

Thank you,

Eddie

The best answer that describes the scientists who contributed to the current body of knowledge is scientists from all areas of the world, which is in Option C., as scientific discoveries and advancements have been made by scientists from all over the world.

The development of science and scientific knowledge is not confined to any one region or culture. Instead, it is a global enterprise that involves the contributions of scientists from all areas of the world. Science is an international and collaborative effort where scientists from different countries and cultures work together to advance knowledge and understanding. Over the centuries, many scientists from different parts of the world have contributed to the scientific knowledge that people have today.

Hence, the best answer that describes the scientists who contributed to the current body of knowledge is scientists from all areas of the world, which is in Option C.

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