Sammi decides to design a model to show how the digestive and circulatory systems interact. She lines a large plastic tube with a corrugated cardboard tube. Then, she connects smaller plastic tubes to the large plastic tube. These small tubes connect to a pump. She drills small holes in the large tube so that all of the plastic tubes connect. She plans to run a green fluid representing food through the cardboard tube.
Match each part of Sammi's model to the bodily structure it represents. One bodily structure has already been labeled for you.

It is unsafe to look at a solar eclipse without special sunglasses. True

It is safe to look at a lunar eclipse without special sunglasses. False

Answer:  The size of the research project

Explanation:

The project scope is the total amount of work that needs to be done to complete a project.

Project scope entails documenting project goals, deliverables, tasks, costs, and timeframes. Therefore, option (A) size of the research project is correct.

The phase of project planning known as "project scope" requires the creation of a detailed list of the endeavor's particular objectives, deliverables, tasks, and timetables before it can be considered complete.

What the project is about, what is included in it, and what is not included in it are some of the things that are outlined in a project scope. Key stakeholders, procedures, assumptions, and restrictions are also outlined in a project scope. A scope statement is where all of these vital pieces of information are documented for reference.

Therefore, option (A) is correct.

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Answer:

Thymine (T) is one of the four nucleotide bases in DNA, with the other three being adenine (A), cytosine (C) and guanine (G). Within a double-stranded DNA molecule, thymine bases on one strand pair with adenine bases on the opposite strand. The sequence of the four nucleotide bases encodes DNA's information.

Since they are not all exactly the same number, even though they are near, I would suggest high precision rather than accuracy. Despite being near to one another, they lack precision since no two numbers are exactly the same.

There are two ways to assess observational error: accuracy and precision. Precision measures how closely two measurements are to one another, whereas accuracy measures how close a group of measurements is to its actual value. In other words, precision is a measure of statistical variability and a description of random mistakes. How accurately a measurement reflects how near it is to the actual or acceptable value. Precision is the degree to which measurements of the same thing agree with one another. Accuracy is not necessary for precision. Precision measures the reproducibility of measurements, even when they are far from the acceptable value, whereas accuracy measures how near a measurement is to a known or accepted value. Measurements that are both precise and accurate are repeatable and extremely near to true

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5 microlitre= 0.005 millilitre

0.005 mL of propanol present in 10 mL solution.

In 1 mL solution 0.005÷10= 0.0005 mL propanol solution present

In 100 mL solution 0.0005×100= 0.05 % propanol solution

What is percentage solution?

A volume or amount of chemical or compound per 100 mL of a solution is referred to as a percentage solution. Relative solute to solvent expression: X amount/100 ml = X%

Solution concentrations can be easily and conveniently recorded using percentage solutions. The fact that the molecular weight of a substance is not taken into account when determining the percentage of the necessary solution is a benefit of percentage solutions.

Two varieties of percentage solutions are frequently applied in histology:

Percentage weight by volume (w/v)

Percentage volume by volume (v/v)

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Answer:

1.50

2.0

3.36-24

4.2

5.approximately about like 2,344

6.99

Answer: The answer is ⠀ ⠀ ⠀, hope this helps! :))

Explanation:

To answer this we must remember quickly how the blood flows in the heart. Blood enters through the superior vena cava to the right atrium then through the tricuspid valve passes to the right ventricle, the blood flows then to the pulmonary valve and the pulmonary artery directly to the lungs where is oxygenated, later returns through the pulmonary vein and mitral valve, to the left ventricle where is directed through the aortic valve into the aorta and into the rest of the body. Therefore the order is as follows:

1.- Deoxygenated blood from the body enters the right atrium of the heart

2.-This deoxygenated blood is pumped out of the heart and towards the lungs by the right ventricle

3.- In the lungs the deoxygenated blood exchanges carbon dioxide for oxygen, becoming Oxygenated

4.- Oxygenated blood returns to the left atrium of the heart

5.-The oxygenated blood gives its oxygen to body cells in exchange for carbon dioxide

6.- The blood becomes deoxygenated and returns to the heart ​

Note: there is a step missing after point 4 as blood goes to the left ventricle before leaving the heart.

Answer:

Women stay home and take care of the children

Similarities between cells and viruses includes:

The differences between cells and viruses are:

The 4 parts of a virus are:

A virus can be described as a submicroscopic infectious agent that replicates only inside the living cells of an organism.

The virus consists of a single molecule of nucleic acid surrounded by a protein coat called the capsid.

In conclusion, viruses shares some differences and similarities between cells.

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Answer: of

Explanation: IT MAKES SENSE!!!!

Acetyl CoA and oxaloacetate are the substrates of TCA cycle and GTP, 3NADH, FADH2, 2[tex]CO_{2}[/tex] are the 7 products that are yielded during the TCA cycle.

The second stage present of cellular respiration is a three-step process through which living cells break down organic fuel molecules while in the presence of oxygen to obtain the entire energy that they require to grow and divide, is known as the tricarboxylic acid cycle, also known as the Krebs cycle or the citric acid cycle.

The TCA Cycle in Steps can be stated as

Oxaloacetate, a four-carbon chemical, and acetyl Co-A mix, releasing the CoA group to form the six-carbon molecule known as citrate.

Citrate is transformed into its isomer, isocitrate, in the subsequent step.

Isocitrate is oxidized in the third phase.

The creation of citric acid, which has three (COOH) carboxylic groups, triggers the Krebs cycle processes.

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The answer is Bulimia,otherwise referred to as Bulimia Nervosa

Notes: Is often confused with anorexia, bulimia is  characterized by binge eating and then purging of foods whereas someone with anorexia has no appeal to food (or little appeal) and would avoid eating altogether.

Hope this helps, Have a great day!

   ~Jet

Answer:

There are four nucleotides, or bases, in DNA: adenine (A), cytosine (C), guanine (G), and thymine (T).

Explanation:

Hope it helps! =D

Answer:

D

Explanation:

Comment

C is the second best answer, but it is not compared to anything, so you don't know if the tree is acting well in the environment, or not so good at all.

D is the best answer. Take a bunch of trees. Treat them the same way and see what the range is. If it's narrow, then the scientist has not learned that much except that the trees tend to act the same way under the same conditions. If there is a lot of variation, then he or she has to devise another experiment to find out why.

The correct answer is RNA.

Transcription is the process by which DNA is copied to RNA, which ultimately directs protein synthesis.

DNA- contains the genetic information responsible for the development and function of an organism.

Gene- refers to the basic unit of heredity passed from parent to child.

Ribose- refers to the five-carbon sugar found in an RNA molecule.

Answer: B

Explanation: You Need nutrient-rich water Or The Plant Is Gonna Die
Hope I Helped!

Answer:

TRUE

Explanation:

Have good day

A portion of the sun's radiation is absorbed by the ozone layer in the stratosphere, preventing it from reaching the planet's surface.

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A unicellular organism is an organism that consists of a single cell. When the cell dies, the organism dies.

A recessive allele is the trait that is observed only when 2 alleles are present; represented by lower case letters.

Recessive Allele- When there is only one copy of an allele, it has no effect at all. This is in contrast to a dominant characteristic, which can only be expressed when one of two alleles is present.

Trait- A character is an attribute that helps identify the organism, whereas a trait can defined as a condition of character, that is a distinctive variant of a phenotypic feature of an organism. For instance, you could inherit the trait of green eyes from your parents if they both have them.

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B.All cells have the same basic structure

Different types of cells wherever we see them have their own unique structure. Cells with different function generally have different shapes that suit them for their particular function

As the incline angle increases, the force also increases which is inversely proportional to the time . Therefore, the time a toy car takes to travel down a ramp is less.

On a graph, the distance between two lines is represented by an angle called the angle of inclination. As the angle increases, the parallel component of force increases and the perpendicular component of force decreases. The acceleration is brought about by the parallel component of the weight vector. Therefore, accelerations are greater at steeper angles.

Because the steeper the incline, the greater the Gravitational Potential Energy (GPE), and the greater the GPE, the more kinetic energy is converted and the faster the car will travel.

Thus, as the slope of the ramp increases, so will the velocity and the time decreases.

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Organs are composed of tissues, which are further composed of cells. Organs perform specifically assigned activities that support the overall process of an organ system.  

The primary role of an organ system within an organism is to regulate the complete mechanism of vital processes. Essential activities of the organism are carried out by organ systems. The way respiration is controlled by the respiratory system, digestion is managed by the digestive system are the prominent roles of various organ systems.

The basic activities are performed by tissues on the root level resulting in the completion of processes. Based on the organization of the body, different phyla are formed. This arrangement depicts an efficient division of labor in the hierarchy.

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• Hypertonic - Greater solute concentration

• Hypotonic - Lower solute concentration

• Isotonic - Same solute concentration

Given that by osmosis water will go to where the concentration is higher, in an attempt to make the concentrations the same, and in figure B the cells have lost water, this means the plasma has a higher concentration of solute, which means is hypertonic. This means the answer is B.

Answer: I believe it would be metamorphic to sedimentary

Remember that inbreeding is a process of production of offspring in which genetically closely related organisms are mated. This leads to homozygosity. In humans, inbreeding by causing homozygosity is intrinsically related to congenital anomalies and recessive genetic pathologies.

We can conclude that the correct answer is:

C. only homozygous

Answer:

HOPE THIS HELPS

Explanation:

1. The TCA cycle begins with an enzymatic aldol addition reaction of acetyl CoA to oxaloacetate, forming citrate.

2. The citrate is isomerized by a dehydration-hydration sequence to yield (2R,3S)- isocitrate.

3.Further enzymatic oxidation and decarboxylation gives 2-ketoglutarate.

4. After another enzymatic decarboxylation and oxidation, 2-ketoglutarate is transformed into succinyl - CoA.

5. The hydrolysis of this metabolite to succinate is coupled to the phosphorylation of guanosine diphosphate (GDP) to guanosine triphosphate (GTP).

6.Enzymatic desaturation by flavin adenine dinucleotide (FAD)-dependent succinate dehydrogenase yields fumarate.

7.After stereospecific hydration, fumarate catalyzed by fumarase is converted to L-malate.

8.And the final step of the TCA cycle of NAD- coupled oxidation of L-malate to oxaloacetate is catalyzed by malate dehydrogenase and closes the cycle.