Describe the structure of the digestive system.

Answers

Answer 1

Answer:

[tex]\bold{Structure \: of \: digestive \: system}[/tex]

The digestive system is made up the GI tract or digestive tract and the liver, pancreas, and gallbladder.The GI tract is a series of hollow organs joined in a long, twisting tube from the mouth to the anus. The hollow organs that make up the GI tract are the mouth, esophagus, stomach, small intestine, large intestine, and anus. The liver, pancreas, and gallbladder are the solid organs of the digestive system.

The small intestine has three parts :

The first part is called the duodenum. The jejunum is in the middle the ileum is at the end. The large intestine includes the appendix, cecum, colon, and rectum. The appendix is a finger-shaped pouch attached to the cecum. The cecum is the first part of the large intestine. The colon is next. The rectum is the end of the large intestine.

Related Questions

Which substance is a product of glycolysis?

Answers

Answer:

Outcomes of Glycolysis

Glycolysis produces 2 ATP, 2 NADH, and 2 pyruvate molecules: Glycolysis, or the aerobic catabolic breakdown of glucose, produces energy in the form of ATP, NADH, and pyruvate, which itself enters the citric acid cycle to produce more energy.

Explanation:

2 ATP, 2 NADH, and 2 pyruvate molecules:

WHy do the United States had a federal type of government

Answers

Answer: Is the explanation

Explanation: To keep the U.S under control so the other countries don't attack

and also collect tax.

Mass is the amount of matter in an object?

Which statement is true?
A. A person's mass on the moon is less than it is on Earth.
B. Whether on the Earth or the moon, a person's mass is the same.
C. Gravity changes the amount of matter there is in an object.
D. Mass is the same thing as weight.

Answers

Answer:

D

Explanation:

because Weight is heavy something is and mass is how heavy

The diagram shows a person holding a bow and arrow.

A person holds a bow and arrow with the arrow pulled back.
Which will most likely increase the kinetic energy in this system?

pulling farther back on the string
releasing the string
holding the arrow higher
decreasing the mass of the arrowm

Answers

Answer:

pulling further back on the string

Explanation:

I chose that because as for me answer 2 and 3 don't make sense but as for answer four I don't think that when you decrease the mass of the arrow this will increase the kinetic energy because for it to move faster I'll have to pull the string harder or to enlarge it ,so to increase the kinetic energy it is just determined by how I pull that string ."have I enlarged it or it is still loose."

Human blood is considered a multiple allele trait meaning an individual can have either (A,
B, AB, or O). Which phenotypic probability would be expected between a cross of a male
with Type O and woman with Type AB?
a. 50% Type A, 50% Type B
. b. 50% Type A, 50% Type O
50% Type AB, 50% Type 0
d. 50% Type B, 50% Type O
c.

Answers

Answer:

A. 50% Type A, 50% Type B

Explanation:

To answer this we can draw a punnett square.

Since o if recessive, it can only be expressed if it is not masked by a dominant allele. Therefore the male with type O blood has the genotype oo. A and B are co-dominant, so the woman has genotype AB.

_ | A | B

o |Ao | Bo

o | Ao | Bo

Since A and B are dominant alleles, they will mask the o allele. Therefore genotype Ao will be a Type A phenotype, and genotype Bo will be a Type B phenotype.

Therefore, the phenotypic probabilities for this cross is 50% Type A, 50% Type B. Hence, the answer is A.

Hope this helped!

The idea that cells are the basic structural and functional units of life is an example of a scientific what

Answers

THEORY

================================

[tex] \large \sf \underline{Question:}[/tex]

The idea that cells are the basic structural and functional units of life is an example of a scientific what?

================================

[tex] \large \sf \underline{Answer:}[/tex]

[tex] \qquad \quad \huge \bold{Cell \: Theory}[/tex]

================================

[tex] \large \sf \underline{Explanation:}[/tex]

The idea that cells are the basic structural and functional units of life is an example of a scientific Cell Theory.

The Cell Theory was proposed by three German scientists called Theodore Schwan, Rudolf Virchow, and Mathios Schleiden.

For More Information :

brainly.com/question/348036brainly.com/question/1972357brainly.com/question/943361

================================

A Foucault pendulum provides evidence that
Earth
(1) orbits the Sun
(2) has a nearly spherical shape
(3) is tilted on an axis
(4) spins on an axis

Answers

Answer:

The answer is 4) spins on its axis if it is wrong then tell me tho oaky

name the level of organisations

Answers

Answer:

organelle, cells, tissues, organs, organ systems, organisms, populations, communities, ecosystem, and biosphere.

Explanation:

Which direction do molecules move across a membrane based on concentrations inside and out of the cell?

Answers

In simple diffusion, small noncharged molecules or lipid soluble molecules pass between the phospholipids to enter or leave the cell, moving from areas of high concentration to areas of low concentration (they move down their concentration gradient).
Answer: it moves from high concentration to low concentration

Suppose that an elephant with the genotype EEFfggHh reproduces with an elephant with the genotype eeFFGgHh. What is the prob256ability that a baby elephant (called a calf) would have the genotype EeFFGghh?

A. 0
B. 1/32
C. 1/256
D. 1/16

Explantation appreciated!!

Answers

1/16
cuz it reproduces with an elephant with the genotype eeFFGgHh
have a great day

why do blue whales explode when they die

Answers

Answer:

Gas build up inside the body.

Explanation:

When a blue whale dies, the body starts decomposing, and the gases cannot escape, resulting into the explosion.

Answer:

A decomposing whale carcass generates gases which build up inside their stomach and large internal organs. This then causes them to expand, but whale skin and blubber are tough so the gases become trapped inside. Whales can apparently hold in gasses, or the “death burp,” for long periods after they die, sometimes resulting in massive and extremely messy explosions.

Explanation:

“*•Pls help me!!!•*”

What resources do scientist use to predict when and where future natural hazards may occur?

Answers

Answer:

See below ~

Explanation:

Scientists map natural hazards caused by catastrophic events to predict future events. They use many forms of technology as well such as :

weather tracking technologydoppler radarfor collection of data

What is compost manure ?

Answers

Compost, or synthetic manure, is basically a mass of rotted organic matter made from waste-plant residues.... Compost can be prepared on a small scale for home gardens, usually in a simple pile of yard waste and kitchen scraps, though compost bins and barrels are also used.

A specific type of bacteria increases exponentially with a growth rate of r=0.4 per hour. Assume there are 16 bacteria present at t=0. When will the population reach 10000?

Answers

The population would reach 10000 at the time of 25,000 hours

Calculation of exponential growth rate

The exponential growth rate of the bacteria = 0.4 /hr

The number of bacteria at time 0 = 16 bacteria

The time for the bacteria population to reach 10000 = ?

But if , 1 hour = 0.4 bacteria

X hour = 10000

Make X the subject of formula;

X = 10000/0.4

X= 25,000 hours

Learn more about growth rate here:

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Some of the most important nutrients in the ocean include:
A. Nitrates, carbonic acid, and oxygen.
B. Carbon dioxide, oil, and gold.
C. Phosphate, phytoplankton, and potassium.
D. Phosphates, nitrates, and carbon​

Answers

D - i think since phosphates and nitrates play a major role in primary production

How is genetic information stored in a cell?

Answers

They are stored in the cell in form of chromosomes which contains the DNA which are formed of the Nitrogen bases, phosphate group and sugars .

Nitrogen bases are Adenine , Cytosine , thymine , Guanine.

pair of three bases results in the formation of amino acids which join together to form proteins. Proteins in return act as a information carriers , which carry information to the cell to use the information stored in the DNA

Use the arrow on the picture and the scale to estimate the length of the chloroplast

Answers

Answer:

where's the pic?

Explanation:

What type of friction holds an object in place and gives you traction?

A) static friction
B) kinetic friction

Answers

The answer is static friction

William Shakespeare's writings are thought to be a perfect example of which of the following? A. The Reformation B. The Enlightenment C. The Renaissance​

Answers

Explanation:

The Renaissance because and The enlightenment

Reformation is a religious revolt

2.Imagine that you are a nitrogen molecule. Write a story about the
journey you take as you travel through the nitrogen cycle. Include
the following in your story:
A description of your trip through the cycle including (1) where
you went, and (2) how you got there;
A description of why your journey will never end;
Include as many of the following terms in your story as well:
Atmosphere
Bacteria
"Fixing"
Nitrogen
Consumers
Producer
Decomposition
Fertilizer
Manure
Runoff

Answers

Answer:

Water moves from the ground or oceans into the atmosphere through a process called evaporation. It's a process that happens on a molecular level when the molecules of water are really energized and rise into the air. Now you've got water in the air and water on land. Organisms all over the Earth need water to survive.

Explanation:

please brainless

Which of these agencies classifies hazardous materials into 9 primary classes?

A: Department of Transportation (DOT)
B: Endangered species Association (ESA)
C: National park service (NPS)
D: U.S. forest service

Answers

Answer:

A: Department of Transportation (DOT)

Explanation:

Seems like DOT does it.

https://www.fmcsa.dot.gov/regulations/enforcement/nine-classes-hazardous-materials-yellow-visor-card

https://www.faa.gov/hazmat/what_is_hazmat

Answer:

D.It is theDepartment of Transportation(DOT)

which situation show a nonrenewable resource in use ?

Answers

Answer:

Nonrenewable energy resources include coal, natural gas, oil, and nuclear energy. Once these resources are used up, they cannot be replaced, which is a major problem for humanity as we are currently dependent on them to supply most of our energy needs.

Explanation:

I think it will be the answer

What is known about colony
collapse disorder?
O A. Mites are the sole cause of colony collapse disorder.
O B. Invasive species are implicated in colony collapse disorder.
O C. The factors responsible for colony collapse disorder are well known.
O D. Several factors are likely
contributing to colony collapse
disorder.

Answers

Answer:

O A. Mites are the sole cause of colony collapse disorder.

1.)An aphid is a small insect which sucks sap in plants. An aphid puts its mouth in the stem of a plant and sucks its nutrients. Name the liquid obtained from the plant and explain why aphids are mostly found in the daytime.

2.)Hasani is a farmer. He uses a weed killer to control the weed population growth on his farm. Weed killers can stop the transportation of certain minerals in plants through the hair root tissue. Explain why.
How to answer this 2 question. Thanks ​

Answers

Answer:

1) sap is mostly sugar, so an aphid must consume a lot of sap to meet its nutritional requirement for protein.

Insects tend to be most active in the early morning that's why aphids are mostly found in the daytime

2) These herbicides interrupt cell division, which stops root growth in seedling weeds. Plants die because they cannot take up enough water and nutrients to sustain growth.

Which of the following is MOST likely to be a direct environmental effect of air pollution?

A: Extended visibility
B: Acid deposition
C: Increased turbidity
D: Eutrophication

Answers

A: Extended visibility

B: Acid deposition

C: Increased turbidity

D: Eutrophication

The correct is B

1. An airbag in an automobile inflates when a collision occurs, which protects the passenger from serious injury (see the photo on page 254). Why does the airbag soften the blow? Discuss the physics involved in this dramatic photograph.

Answers

Let me know if you need help

What is a front?

-Air Masses and Fronts 9th grade science-
HELP ASAP

Answers

A air front is typically a transition zone between two unique temperature/humidity. Usually, one front would push the other away (typically if summer is hot, then the warm front will push away the cold, and for the winter, if it's cold, it's the opposite).

A stationary front, on the other hand, is when there is no change in the over all temperature for the region(s), and a occluded front is when the fronts mix, where it is followed by rain and a equillibrium of the temperature, whether to a warmer or cooler overall temperature.

~

Summarize the protein synthesis pathway:

Answers

Answer:

Protein synthesis is the process in which cells make proteins. It occurs in two stages: transcription and translation.

Explanation:

Transcription is the transfer of genetic instructions in DNA to mRNA in the nucleus. It includes three steps: initiation, elongation, and termination.

City water management is analyzing water samples from the local river for water pollutants that could be toxic to humans if found in drinking water. Their collection data is below.


Samples

Location

Nitrates

Carbamates

1

Two miles downriver from drinking water uptake facility

12 mg/L

0.06 mg/L

2

One mile downriver from drinking water uptake facility

9 mg/L

2 mg/L

3

One mile upriver from drinking water uptake facility

8 mg/L

0.04 mg/L

4

Two miles upriver from drinking water uptake facility

10 mg/L

0.05 mg/L

Toxic levels reached when nitrates are greater or equal to 10 mg/L and/or carbamates are greater or equal to 0.04 mg/L.

Which sample location(s)have nitrates or carbamates at toxic levels that could be collected by the water uptake facility?
Samples 1, 2, 4
Samples 1 and 4
Samples 3 and 4
Only sample 4

Answers

Aquatic toxicity is found in the four sample sites. But since the water uptake facility collects water from upriver, the correct option is C. Samples 3 and 4.

What is aquatic toxicity?

Aquatic toxicity is the property of a substance to causes harmful effects on aquatic or water-dependent organisms.

Aquatic toxicity can be either,

Sharp ⇒ nocive effects after a short exposition periodCronic ⇒ nocive effects after a long exposition period

Aquatic toxicity depends on the substance type and its concentration in water.

--

According to the problem statement, toxic levels are reached when

nitrates are greater or equal to 10 mg/L

and/or

carbamates are greater or equal to 0.04 mg/L.

Sample 1 ⇒ Two miles downriver from drinking water uptake facility

Nitrate → 12 mg/L ⇒ > 10 mg/L ⇒ toxic Carbamate → 0.06 mg/L ⇒ > 0.04 mg/L ⇒ toxic

Sample 2 ⇒ One mile downriver from drinking water uptake facility

Nitrate → 9 mg/L ⇒ < 10 mg/L ⇒ not toxic Carbamate → 2 mg/L  ⇒ > 0.04 mg/L ⇒ toxic

Sample 3 ⇒ One mile upriver from drinking water uptake facility

Nitrate → 8 mg/L ⇒ < 10 mg/L ⇒ not toxic Carbamate → 0.04 mg/L ⇒ = 0.04 mg/L ⇒ toxic

Sample 4 ⇒ Two miles upriver from drinking water uptake facility

Nitrate → 10 mg/L ⇒ = 10 mg/L ⇒ toxicCarbamate → 0.05 mg/L ⇒ > 0.04 mg/L ⇒ toxic

The four sample sites have toxic levels. Both of the substances concentrations or at least one of them reaches the toxic level at each site.  

However, since water uptake facility can colect water from upriver, we only need to consider these sample sites.

The correct option is C. Samples 3 and 4.

You can learn more about aquatic toxic substances at

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Answer:

b

Explanation:

PLEAS HELP
Which of these is a function of the placenta?
A. To carry nutrients to the cells of the uterus

B. To deliver the blastocyst after childbirth

C. To develop into fetal reproductive tissues

D. To carry wastes away from the embryo

Answers

Answer:

The correct answer here is A

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Show work please!!!!! HELPPPP 6. choose the word or phrase that best defines the italicized word. "... shook our heads in wonder and approval of such exemplary filial behavior." o avoidable o forgettable Professionalism is ____.A.showing yourself as a capable workerB.showing respect to superiors and coworkersC.important in the workplaceD.all of these help________________ Write in the missing numbers.ordering intergers Father brought a carton of fruits. Total fruits in it are 150. 15 percent of them are rotten. Find the number of fresh mangoes Select the correct vocabulary word from each drop-down menu to correctly complete the sentences.A(n) Choose... is a chore, but it is not a game.A(n) Choose... is a bond, but it is not a separation. When a person pulls a bow back to shoot an arrow, what type of movement are they making? Easy question 18 points. tim has 4 quarters and 5 pennies. how many cents does tim have? b) In one year, Clara and Dave borrowed books from a library in the ratio 3:7. Dave borrowed 35 books. Work out the number of books borrowed by Clara. Does the residual plot show that the line of best fit is appropriate for the data? yes, the points have no pattern. no, the points are evenly distributed about the x-axis. no, the points are in a linear pattern. yes, the points are in a curved pattern. What additional information is needed to cite this source using mla format? the year of publication the authors political party the books circulation numbers the number of pages in the book What are some reasonable safety precautions for conducting field investigationsin polar climates? How do you think the light would travel if the laser pointer was 1000 meters away? Amanda invited 5 friends over for a sleepover. They decided to bake cupcakes. By the end of the night they had baked 6 dozen cupcakes. If the girls planned to use a third of the cupcakes for a bake sale and wanted to split the rest equally, how many would each girl receive? Select the reason that best supports Statement 8 in the given proof.A. Addition Property of EqualityB. Division Property of EqualityC. SubstitutionD. Subtraction Property of EqualityGiven: Ray BV bisects Koda is making birdhouses for a park.The instructions tell him how many of each wooden shape is needed for one birdhouse.Complete each statement to adjust the number of shapes for each new situation if he follows the given instructions. Design an investigation that supports the claim that an increase in voltage OR an increase in the number of coils in an electromagnet, has an affect on the strength of the electromagnet. Be sure to include:1. Problem/Question2. Possible Data Table/Chart3. Conclusion paragraph including data AND the effect of the increase in voltage or number of coils. Convert the rectangular coordinates (6, 6) to polar coordinates.