Rita planted hydrangeas in her and her grandmother’s home. The same batch of seeds produced blue flowers in her home and pink flowers in her grandmother’s home. This made her conclude that the soil in her grandmother’s garden is alkaline while that in her garden is acidic. This is an example of which type of variation? Explain.

Answer:

Absorbancy is a good way to measure the products .To answer your first question Id first go out and buy two different brand of paper towels ( id do the walmart brand and the competing brand for a simpler outcome) . Then put two puddles of water on a flat surface.  After that id lay one paper towel of each product on each puddle measuring which puddle absorbs faster into the paper towel  thus, measuring its absorbency . for his  research question he should ask

1. which paper towel is more durable

2. which  paper towel  actually absorbs the mess

Explanation:

when the body's water moves from the bloodstream into the interstitial space, this can often be seen as: hydrostatic.

The area of fluid mechanics known as fluid statics, often known as hydrostatics, examines the balance between a floating body and a submerged body "fluids at hydrostatic equilibrium and the pressure in a fluid, or the pressure exerted by a fluid, on an immersed body."

In contrast to fluid dynamics, which is the study of fluids in motion, it includes the study of the circumstances under which fluids are at rest in stable equilibrium. Fluid statics, which is the study of all fluids, compressible and incompressible, at rest, is a subclass of hydrostatics.

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Answer:

its answer three

Explanation:

organic compounds are to large to defuse into the cell, proteins are digested into simple sugars and starches are digested into amino acid.

hope this helps :)

-by chance may i get brainliest

Answer:

Wall of stomach : it has three layers of muscle instead of two. Under these muscle layers is the adventitia, layers of connective tissue continuous with the omenta. The epithelium of the stomach forms deep pits, called fundic or oxyntic glands.

wall of ileum : The wall itself is made up of folds, each of which has many tiny finger-like projections known as villi on its surface. The ileum has an extremely large surface area both for the adsorption of enzyme molecules and for the absorption of products of digestion.

Explanation:

phytoplanton. its the answer

True as it saves natural resources and from pollution of land.

Answer:

A

Explanation:

These body parts have similar structures and functions

Answer:

2.these body parts have similar structure but different functions

4..these are called homologous structure.

5 .these type of structure represent common ancestors.

Answer:

Proteins are generally way too big to be able to fit through a cell membrane.

Explanation:

They cannot compress their molecules to pass through.

Experiment

In this experiment, as the question the investigators are trying to answer is what component is the limiting one, it is necessary to test every one of them, independently. Therefore, the best option is to change the concentration of one of them and leave the rest unchanged. To accomplish this, would be necessary three different tanks, one for phosphorus, one for iron, and one for nitrogen (option A).

To determine which nutrient is limiting algal growth, the company can add phosphorus to one tank, nitrogen to another, and iron to a third, and see which treatment increases algal growth. Therefore, option A is correct.

By adding each nutrient separately to different tanks and observing the effects on algal growth, the company can identify which nutrient is limiting. If the addition of phosphorus to one tank leads to increased algal growth, it suggests that phosphorus was the limiting nutrient.

Similarly, if the addition of nitrogen or iron to their respective tanks results in increased algal growth, it indicates that nitrogen or iron, respectively, was the limiting nutrient. Thus, option A is correct.

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Answer:

Human activities have a tremendous impact on the carbon cycle. Burning fossil fuels, changing land use, and using limestone to make concrete all transfer significant quantities of carbon into the atmosphere

Itchy, blistering, dry, and cracked skin are symptoms of contact dermatitis. Darker skin can turn gray or dark brown, whereas lighter skin can turn red.

Examples include hives, eczema, psoriasis, scabies, parasites, scars from burns, and eczema and psoriasis. internal illnesses. Whole-body itching could be an indication of an underlying condition such liver disease, renal disease, malaria, diabetes, thyroid issues, or even some malignancies.

The itching that comes with diabetes can be severe. It's difficult to resist the want to scratch because of how grating the sensation is, yet doing so could make that itch worse. Nevertheless, if you have diabetic nerve damage, you may itch wherever.

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Answer:

A, they are both coverings. The cell membrane for the entire cell and nuclear membrane surrounds the nucleus.

Answer:

i believe its the cytoplasm but im not copletely sure. i hope this helps

Answer:

It is in the mitochondria!!!!

Explanation:

Water is formed during the ATP process, the ATP process starts in the mitochondria therefore, mitochondria is the answer!!

I hope this helped!

Stay safe!

Your awesome-Don't ever forget that!! <3

These examinations reveal a person's ancestry and can facilitate relationships between individuals and their families.

The natural term for this type of ancestry is genetic ancestry, which varies from genealogical ancestry in that it refers to the subset of routes within your lineage by which the genetic material in your genome has been passed down.

Watch your pronunciation. (jeh-NEH-tix) research into genes and heredity. The transmission of genetic features and information from parents to children is known as heredity. These qualities can include eye color and a higher risk of contracting a certain disease.

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If several highly educated scientists all study the same scientific data, then they may have different conclusions because of the following factors:

Interpretation of data: Each scientist may have a different interpretation of the data, leading to different conclusions. This is because interpreting data involves the use of subjective judgment and prior experiences with similar data.

Personal biases: Personal biases may also affect the conclusions drawn from the scientific data. Personal biases refer to a scientist's preconceived ideas or prejudices that can influence their interpretation of the data. This can affect their ability to draw an objective conclusion.

Overemphasis of certain aspects: The overemphasis of certain aspects of the data or leaving out of certain details can result in different conclusions among scientists. Scientists may focus on different aspects of the data, leading to different conclusions.

Experimental setup and procedure: The experimental setup and procedure can also have an impact on the conclusions drawn from the data. If there are variations in the experimental setup or procedure, it can lead to different conclusions among scientists.

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The phase of mitosis given by the letter 'C' here is Metaphase.

In the process of mitosis,  a eukaryotic cell nucleus splits in two, followed by division of the parent cell into two daughter cells. The term "mitosis" means " threads," and it is referred to the threadlike aspect of chromosomes as the cell prepares to divide. The process of mitosis consists of five morphologically distinct phases prophase, prometaphase, metaphase, anaphase, and telophase.

The metaphase begins as soon as the prometaphase ends and then the chromosomes align along the cell equator. Every chromosome has at least two microtubules extending from its kinetochore with at least one microtubule hitched to each pole. At this particular juncture, the pressure within the cell becomes balanced, and the chromosomes no longer move back and forth. In addition, the spindle is now complete , and three groups of spindle microtubules are evident. Kinetochore microtubules attach the chromosomes to the spindle pole; interpolar microtubules extend from the spindle pole across the equator, nearly to the contrary spindle pole; and astral microtubules draw out from the spindle pole upto the cell membrane. One of the cell cycle checkpoints happens during prometaphase and metaphase.

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The statement that is true regarding normal microbiota of the urinary and reproductive systems is that pregnancy and menopause are associated with higher rates of urinary tract infections. The correct option is b.

The reason behind this is that during pregnancy, hormonal changes can lead to changes in the urinary tract that make it easier for bacteria to infect. Similarly, during menopause, the decrease in estrogen levels can lead to changes in the urinary tract that make it more vulnerable to infections.

Option a is incorrect because normal urine should not have a high level of microbes. The urinary tract is designed to prevent the entry of microbes, and the normal microbiota of the urinary system is typically low in numbers.

Option c is also incorrect because Candida albicans is a fungus, not a bacterium. While it is a common organism in the vaginal microbiota, it is not the predominant bacterium.

Option d is also incorrect because the male urethra is not usually highly contaminated with microbes. The urinary system has mechanisms in place to prevent the entry of microbes, and the normal microbiota of the male urethra is typically low in numbers.

Thus, the correct option is b.

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In this order, the correct order of mitosis and cytokinesis is the 2nd, 1st, 4th, 3rd, and 5th, where the cell gets divided into two daughter cells from a single parent cell.

Mitosis is the process by which cells divide into five stages: prophase, metaphase, anaphase, telophase, and cytokinesis and each stage is distinct because it serves a specific function. The first phase is prophase, in which the chromatids are condensed, followed by metaphase, in which the chromosomes are present in the metaphasic plate, and finally anaphase, in which the individual chromatids are separated as shown in the diagram, before telophase and cytokinesis.

Hence, in this order, the correct order of mitosis and cytokinesis is the 2nd, 1st, 4th, 3rd, and 5th, where the cell gets divided into two daughter cells from a single parent cell.

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Answer:

"algae and plants are photosynthetic in nature and are classified as eukaryotes (have highly differentiated cells that contain specialized structures like the nucleus), the two still differ in the following aspects: Algae can either be unicellular and multi- cellular while plants are multi-cellular."

I also put quotes around the words because I got this from a website. I hope this helps :)

Answer:

Algae are unicellular.

Explanation:

Each algae cell is one cell.

Answer:

Epidermis diagram:

Epidermis is the single outermost layer present in the monocot stem. It is made up of parenchyma cells.

First Image: From online source

Second Image: Hand-Drawn, from online source

A phylogeny can be used to make predictions about the origin and maintenance of the behaviors by tracing the ancestral history of an organism even at the genetic level and even the prediction about future could be made.

Phylogeny is the diagrammatic depiction of the evolutionary and ancestral roots of an individual or a group of species, or of different species. This is done by establishing relations by making lines and connecting them to show the describe the connection.

Ancestral history is the roots and descent of the an individual. It depicts the fathers and fore-fathers of an individual and also its distant relatives.

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Answer: Natural Selection

Have a nice day

Answer:

I am too lazy to do this, but I am assuming you were supposed to do this in class. I will give you ideas.

Why is soil important?  Soil is our life support system. Soils provide anchorage for roots, hold water and nutrients. Soils are home to myriad micro-organisms that fix nitrogen and decompose organic matter, and armies of microscopic animals as well as earthworms and termites.

What is soil erosion?  Soil erosion is a naturally occurring process that affects all landforms. In agriculture, soil erosion refers to the wearing away of a field's topsoil by the natural physical forces of water (Figure 1) and wind (Figure 2) or through forces associated with farming activities such as tillage.

what human activities are responsible for soil erosion happening at advance rates?     Ploughing, unsuitable agricultural practices, combined with deforestation and overgrazing, are the main causes of human-induced soil erosion

What are some effects on soil loss?  The effects of soil erosion go beyond the loss of fertile land. It has led to increased pollution and sedimentation in streams and rivers, clogging these waterways and causing declines in fish and other species. And degraded lands are also often less able to hold onto water, which can worsen flooding.

What can be done to prevent soil erosion?   Maintaining a healthy, perennial plant cover.

Mulching.

Planting a cover crop – such as winter rye in vegetable gardens. ...

Placing crushed stone, wood chips, and other similar materials in heavily used areas where vegetation is hard to establish and maintain.

Explanation:  Hope this helps and have a great day

Electron leakage during the electron shipping in the mitochondrial membrane (in eukaryotes) or within the cell membrane is an important trouble for the accumulation of the reactive oxygen species (ROS) inside the cytosol.

If the Krebs cycle is overstimulated, too much of the products will be formed and the body will have too much carbon dioxide.

The tricarboxylic acid (TCA) cycle, additionally known as the Krebs or citric acid cycle, is the principle source of energy for cells and an critical part of cardio breathing.

In eukaryotic cells, the citric acid cycle takes place within the matrix of the mitochondrion. In prokaryotic cells, together with bacteria, which lack mitochondria, the citric acid cycle response collection is carried out within the cytosol with the proton gradient for ATP production being throughout the cell's surface (plasma membrane) instead of the inner membrane of the mitochondrion.

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The claim that supports that brown fat keeps the animal warm is that the uncoupling protein will keep the proton gradient down so it will produce heat without producing ATP. So the correct option is B.

Brown fat is a type of adipose tissue that will exist in many mammals that will give thermogenesis as its main function when exposed to cold temperatures. Brown fat will be quite vascularized and will have much more mitochondria than white fat, this is because brown fat will metabolize more calories in order to generate heat.

Thermogenin is an uncoupling protein located in the mitochondria of brown fat that will have the function of generating heat, it will do so by returning the protons expelled to the intermembrane space to the mitochondrial matrix, thus dissipating heat.

Therefore, we can confirm that the correct option is B. The uncoupling protein in this tissue reduces the proton gradient across the membrane and thus produces heat to warm the animal without ATP production.

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Brown fat is a type of fat tissue found in hibernating mammals. Inside the mitochondria of these fat tissue cells, these mammals have an uncoupling protein embedded in the inner mitochondrial membrane. This uncoupling protein allows hydrogen ions to leak from the intermembrane space back into the mitochondrial matrix. Figure 1 shows details of the processes in the inner mitochondrial membrane.Which of the following statements provides reasoning that supports the claim that brown fatty tissue keeps an animal warm?

A. The uncoupling protein in this tissue increases the production of ATP and causes more body heat to be produced to warm the animal.

B. The uncoupling protein in this tissue reduces the proton gradient across the membrane and thus produces heat to warm the animal without ATP production.

C. The uncoupling protein in this tissue causes an increase in the proton gradient, which causes more ATP to be produced that helps to warm the animal.

D. The uncoupling protein in this tissue reduces the production of ATP and creates an increase in the proton gradient that allows more heat energy to be produced to warm the animal..