Cloning of entire plants from cuttings demonstrates that Select one:
O genetic information is lost during plant development.
O differentiated cells may contain embryonic mRNAs.
O plants can reverse the differentiation process.
O genetic information is retained in mature plant cells. Clear my choice s page

Explanation:

human have increased the world's carrying capacity through migration agriculture Medical advances and Communications. the age structure of a population allows us to predict population growth.unchecked human population could have dire long term effects on our environment.

Ben Goldacre, a British physician, academic, and science writer, has often criticized anecdotal evidence as the weakest form of scientific evidence. Extrapolating from a lab study of cells in a Petri dish to the human body is likely to be "bad science" because cells in a Petri dish may behave differently than cells in a living organism.

Anecdotal evidence refers to information gathered from personal testimony or stories, rather than from systematic scientific studies.

Cell studies in a Petri dish often involve isolated cells, which are grown in artificial conditions that do not necessarily replicate the conditions found in the human body.

Research studies that lack controls are examples of "bad science" because they are unable to establish a cause-and-effect relationship between the variables being studied.

Assuming that correlation establishes causation is a common practice in "bad science". It means that a relationship between two variables is assumed to be causal, based solely on their observed correlation, without considering other possible explanations for the observed association.

Publication bias is a type of bias that occurs when the results of scientific studies are more likely to be published if they show statistically significant or positive findings than if they show non-significant or negative findings.

Publication bias can contribute to "bad science" by distorting the scientific literature, overestimating the effect size of interventions, and compromising the scientific method.

Thinking like a scientist and having knowledge of scientific experiments and reasoning can make you a wiser consumer by helping you evaluate claims, make informed decisions, avoid pseudoscience, and appreciate the beauty and complexity of the natural world.

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Answer:

B

Explanation:

Slow moving nutrients include Nitrogen and Phosphorus.

Answer:

B. phosphorus

Explanation: Phosphorus moves slowly from deposits on land and in sediments, to living organisms, and then much more slowly back into the soil and water sediment. Phosphorus cycle is the slowest of all nutrient cycles.

The main difference between LeDoux's and Papez's concepts of emotions is that LeDoux included the amygdala in his model while Papez did not. The correct option is B.

LeDoux's theory proposes that emotional processing occurs via two routes: a fast subcortical route involving the amygdala and a slower cortical route involving the neocortex. Papez's theory, on the other hand, proposed that emotional processing occurs via a circuit that includes the thalamus, hypothalamus, cingulate cortex, and hippocampus, but it did not include the amygdala. While both models proposed a role for the hypothalamus in emotional processing, LeDoux's model emphasized the amygdala's role in fear and emotional memory, while Papez's concept emphasized the hypothalamus's role in the regulation of visceral responses.

Therefore, the correct answer is b. Papez does not include the amygdala in his concept, while LeDoux's model includes the amygdala and its significance in emotional processing.

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When demographers attempt to forecast changes in the size of a population, they typically focus on four main factors: fertility rates, mortality rates (life expectancy), the initial age profile of the population (whether it is relatively old or relatively young, to begin with) and migration.

Answer:

The answer would be D

Explanation:

During interphase C GI S and G2 are diving under the microscope causing the exchange in the chromosomes.

Answer: B)

Explanation:

Interphase is made up of the G1, S, and G2 phases and is the portion of the cell cycle where cellular contents are duplicated.

Those three phases G1, S, and G2 are followed by the mitotic phase.

In this mitotic phase, there are cytokinesis and mitosis. After that, there it goes the last phase which is the G0 phase.

This question and phases are referring to the phases of the cell cycle. During the interphase, the cell is growing and it is making the copy of DNA.

An important consideration of the cold agglutinin titer in a 16-year-old boy with infectious mononucleosis is its clinical relevance in relation to the symptoms and complications associated with the condition.

Cold agglutinins are antibodies that can cause red blood cells to clump together (agglutinate) at lower temperatures, typically below normal body temperature. In the context of infectious mononucleosis, cold agglutinins may be present due to the underlying infection with the Epstein-Barr virus (EBV), which is commonly associated with this condition.

The clinical relevance of the cold agglutinin titer lies in its potential to cause complications such as autoimmune hemolytic anemia. When cold agglutinins bind to red blood cells at lower temperatures, it can activate the complement system and lead to the destruction of red blood cells. This can result in anemia and related symptoms such as fatigue, pallor, and shortness of breath.

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Answer:

Larger macromolecules are formed from the building blocks or single subunits called monomers joining together.

Explanation:

Larger molecules are sometimes called polymers and they are formed from single sub units or smaller molecules or building blocks called monomers covalently joined together.

The monomers then join with each other through covalent bond to form larger macromolecules called polymers and during the combination, water is released as the byproducts.

Answer:

Macromolecules are composed of the polymers formed by the linking of the smaller molecules called monomers. The monomers in a polymer are made up of almost or the same similar molecules linked over again multiple times through different combinations to form the large macro-molecules.

Explanation:

Answer:

Control environment is the most important procedures for getting good results.  

Explanation:

The control environment for an experiment is the essential part for getting good results. In control environment, there is no or less chances of infestation from the external environment which can cause the results of the data more acceptable. So the scientists prefers laboratory for performing experiment as compared to outer environment. So in my opinion for getting better results, the control environment is the most necessary experimental procedure.

Yes, for getting better results I think there is a step that could have been added to the procedure is to follow the international standard procedures for taking the readings by the experimenter.

Answer:

1. Describe at least one part of the experimental procedure that you thought was essential to getting good results. Did you find that certain steps in the procedure had to be followed carefully in order to get consistent results? If you wanted better results, do you think there is a step that could have been added to the procedure?

   - Having a controlled environment (like in the Phet lab) is the most important procedure for getting good results.

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2. Discuss your thoughts on the overall lab design. Did it help you understand the concepts better, or did it raise more questions? Do you think you could have designed a better experiment? If so, explain how and then discuss it with your classmates. Share some of your knowledge with them or learn a little more about the experiment you just did.

   - The overall lab design helped me understand circuits and current so much better. No, the experiment was well-designed and very helpful to my progress through the unit.

Explanation:

a p e x :))

Answer:

The endoplasmic reticulum can either be smooth or rough, and in general its function is to produce proteins for the rest of the cell to function. The rough endoplasmic reticulum has on it ribosomes, which are small, round organelles whose function it is to make those proteins.

Explanation:

Decreases, 40%, Sympathetic, Increased, Pressure, 10%.

Answer:

they didn't grow very tall

Answer:

The earliest land plants were the ones which did not have deep roots. They were the non-vascular plants and included mosses, hornworts, and liverworts. i.e., the bryophytes. They reproduced through spores.

Carbohydrates are a vital part of the human body's energy source. The body produces glucose when it digests carbs, and it uses glucose to power the muscles and organs. It's essential to consume enough carbohydrates to meet the body's energy demands, but if a person doesn't eat enough carbohydrate to supply the glucose the body needs, it can cause some health problems.

When a person doesn't eat enough carbohydrates, the body has to break down proteins and fats to generate energy. When proteins and fats are used for energy, the body produces waste products like ketones. High levels of ketones can lead to a condition known as ketosis, which can cause a range of unpleasant symptoms.

In addition to ketosis, not eating enough carbs can also cause low blood sugar, also known as hypoglycemia. Hypoglycemia occurs when there isn't enough glucose in the bloodstream to provide the body's energy needs. Symptoms of hypoglycemia include shaking, sweating, confusion, and fatigue.

Moreover, not consuming enough carbs can lead to other health problems like headaches, constipation, and nutrient deficiencies. Carbohydrates provide an excellent source of fiber, vitamins, and minerals that the body needs to function correctly.

In conclusion, it's essential to consume enough carbohydrates to supply the glucose the body needs. If a person doesn't eat enough carbs, the body will have to break down proteins and fats to produce energy, which can lead to ketosis and hypoglycemia, as well as other health problems.

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The main difference between smear preparation from a slant culture and a broth culture lies in the density and distribution of the bacterial cells.

In a slant culture, the bacteria are grown on the surface of a solid medium in a slanted position. This allows for visible growth as discrete colonies. To prepare a smear from a slant culture, a small amount of growth is taken from the surface of the slant and mixed with a drop of water or other suitable medium to create a suspension of bacteria. This results in a smear with more concentrated and localized bacterial cells.

In a broth culture, the bacteria are grown in a liquid medium, resulting in a dispersed distribution of cells. To prepare a smear from a broth culture, a small amount of the culture is taken and spread across a slide to create a thin, even layer of cells. This results in a smear with more evenly distributed bacterial cells compared to a slant culture smear.

Therefore, the main difference is the distribution of bacterial cells, with slant culture smears having more localized growth and broth culture smears having a more dispersed distribution of cells.

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Prostate gland  is responsible for preventing urine and semen from exiting the body at the same time.A group of tubular or sac-like glands called the prostate gland release fluid into the urethra and ejaculatory ducts.

Males have a chestnut-shaped reproductive organ called the prostate gland, which is right below the bladder and adds fluids to the sperm during ejaculation of semen. The urethra, a conduit used to transport both urine and semen, is encircled by the gland. The gland is rounded at the top and narrows to form a point at the bottom, or apex. The diameter at the widest point is around 4 cm (1.6 inches). The urethra and the two ejaculatory ducts, which carry sperm and the produced fluid from seminal vesicles, converge and narrow at the centre of the prostate.

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Answer:

Explanation:

There are an estimated 200 million microvilli per square millimeter of small intestine, greatly expanding the surface area of the plasma membrane and thus greatly enhancing absorption.

Answer:

There are an estimated 200 million microvilli per square millimeter of small intestine, greatly expanding the surface area of the plasma membrane and thus greatly enhancing absorption.

Explanation:

Answer:

Producing oxygen

Explanation:

green algae and land plants affected the early atmosphere by producing oxygen, which paved the way for the evolution of eukaryotic organisms

Sorry that's all I can think of

The existence of green algae and land plants affected the early atmosphere is of existance of oxygen.

Oxygen is the chemical element with the symbol O and atomic number 8. It belongs to the periodic table's chalcogen group and is a highly reactive nonmetal that quickly oxidizes most elements as well as other compounds to produce oxides.

The Earth's atmosphere is currently made up of 20.95% diatomic oxygen gas, though this has fluctuated significantly over a very long time. In the form of oxides, oxygen makes up over half of the Earth's crust.

The main constituent inorganic compounds of animal shells, teeth, and bone as well as several key types found in living organisms, such as proteins, nucleic acids, carbohydrates, and lipids, all contain oxygen atoms.

Therefore, The existence of green algae and lamnd plants affected the early atmosphere is of existance of oxygen.

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Answer:

Acid rain is formed high up in the atmosphere when SO2 and NO2 combine with water and sunlight. When this reaction forms acid it falls to the ground in the form of acid rain or snow or an industrial processes such as extracting metal from ore

Explanation:

Answer:

D

Explanation:

Virus

Yes, because In 1997, El Niño had not spread as far across the equator in comparison to 2015. During an El Niño event, warm ocean waters accumulate in the central and eastern tropical Pacific, disrupting the normal atmospheric circulation patterns.

El Niño refers to a climatic occurrence marked by the increase in temperatures of the ocean's surface in the central and east areas of the tropical Pacific Ocean.  It has the potential to cause considerable changes in global weather phenomena.

The intensity and scope of El Niño occurrences differ annually. The year 2015 experienced a robust El Niño, which had significant and far-reaching impacts on weather systems around the world.

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TFIIF is a basal transcription factor that contains a subunit, RAP30, responsible for causing local distortion in DNA so that proteins can assemble to the promoter. This is crucial for the initiation of transcription and the subsequent production of RNA molecules. The correct option is D.

The basal transcription factor that contains a subunit responsible for causing local distortion in DNA is TFIIF. TFIIF is composed of two subunits, one of which is the RAP30 subunit. The RAP30 subunit binds to the promoter region of the DNA and induces a conformational change that causes local distortion in the DNA.

This distortion allows other transcription factors and RNA polymerase II to assemble at the promoter, which is necessary for transcription initiation.

TFIIF also has another subunit, RAP74, which interacts with RNA polymerase II and helps to stabilize the transcription initiation complex. Together, the two subunits of TFIIF play a crucial role in the initiation of transcription by regulating the assembly of the pre-initiation complex at the promoter region of DNA.

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Cell biology: Parts of the cell, Prokaryotic and Eukaryotic Cells.

The Eukaryotic cells are those that have their genetic material within a nucleus. There are three basic types of eukaryotic cells based on their structure: plant cells, animal cells, and fungal cells.

Some of the distinct characteristics of plant cells are:

• The presence of a, cell wall ,composed of ,cellulose, hemicellulose, and pectin,, gives extra protection and support to the cell, and it helps to maintain the shape of the cell.

• Special pathways of communication are called ,plasmodesmata,, which go through the cell wall.

• A large central, vacuole,, that serves as, storage, of water and other substances.

• Chloroplasts,, ,produce sugars, using the carbon dioxide available and the energy of sunlight.

They also have other structures common to all eukaryotic cells, such as mitochondria and Golgi apparatus.

Now let's compare this information to the statements:

• Statements a ,and ,b, are, false ,because is the chloroplast that makes sugar using sunlight

• Statement c is true,, because the vacuole stores many substances, and plant cells also have mitochondria to break down sugar.

• Statement d is true, because plants and animal cells are two types of eukaryotic cells, and this means they have a nucleus.

Your anwser is: The water is contaminated with animal waste. I hope this helped and Merry Christmas to you!

Enzymatic catalysis is driven by the formation of an enzyme-substrate complex. Factors that affect the rate of the enzymatic reaction include the concentration of enzyme and substrate, the presence of inhibitors, and many more.

Enzymes are biological catalysts that speed up reactions by providing an alternative reaction pathway with lower activation energy. This allows the reaction to occur more quickly and efficiently.

There are several factors that affect the rate of enzymatic reactions:

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Answer: d

Explanation: just did it on edg

Answer:

B

Explanation:

When your body gets to the tempature of 98.8F you start to over heat and sweat.

Answer:

The cell wall prevents the plant cell from bursting when water enters the cell.

Animal cells don't have cell walls.

Answer:

they are called growth because you are training them