The exchange of carbon dioxide and oxygen in the alveoli of the lungs is an example of what?

C)passive transport

Answers

Answer 1

Answer:

Diffusion is the spontaneous movement of gases, without the use of any energy or effort by the body, between the gas in the alveoli and the blood in the capillaries in the lungs.


Related Questions

PLEASE ANSWER SOON SJSKSKS

Answers

Answer:

c and d

Explanation:

I NEED THE ANSWERS FOR "WHERE DID I COME FROM" COMMON LIT

Answers

Answer:

u come from something called sprem

Explanation:

so when your dad loves your mom they do it slide it in then let out what all guy like the feeling of then makes u

HELP PLEASEE
What is the difference in climates east and west of the Cascade Mountains in the Pacific Northwest?
There is more cloud cover and more rain in the east of the Cascade Mountains,
O There are colder winters in the west but milder winters in the east of the Cascade Mountains,
O There is more sunshine and less rain in the west of the Cascade Mountains
There are milder winters in the west but colder winters in the east of the Cascade Mountains,

Answers

Answer:

There are milder winters in the west and colder winters in the east

Answer:

There are milder winters in the west but colder winters in the east of the Cascade Mountains. or d/4th one

Explanation:

made it easier to read other one

What happens when an organic artifact loses its moisture when exposed to dry air?
An organic artifact (blank) and (blank )when it looses its moisture.

Answers

Answer: An organic artifact SHRINKS and DEFORMS when it loses its moisture.

What's the term that describes all the chemical reactions taking place in an orgasm

Answers

Answer:

Metabolism

Explanation:

Can someone help me please and thanks

Answers

Answer:

on witch one

Explanation:

What question do u need help with I don’t understand

Which process is part of the carbon cycle?

A. Photosynthesis
B. Transpiration
C. Evaporation
D. Fixation

Answers

Hey there!

Photosynthesis is part of the carbon cycle.

Plants absorb carbon dioxide & sunlight in the middle of the photosynthesis process and create glucose (a type of sugar).

I hope this helps,

have a wonderful day. :)

Photosynthesis is part of the carbon cycle. Therefore option A is correct.

Photosynthesis is a vital process in the carbon cycle, which is the biogeochemical cycle that describes how carbon is exchanged and recycled between the atmosphere, living organisms, oceans, and the Earth's crust.

During photosynthesis, green plants, algae, and some bacteria convert carbon dioxide (CO2) from the atmosphere into organic compounds, such as glucose, using sunlight as an energy source.

This process removes CO2 from the atmosphere, reducing greenhouse gas levels and helping to regulate the Earth's climate.

It is an essential step in maintaining the balance of carbon in the biosphere and plays a significant role in sustaining life on our planet.

Therefore option A Photosynthesis is correct.

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I’ll mark brainly to the correct answer!

Answers

The answer is C. They destroy the ozone layer
the anwsers seem to be letter C

Transpiration (the evaporation of water out of the leaves) helps
pull what up through the roots and stems and into the leaves?

Answers

I would say the answer is C

Transpiration helps to pull water and dissolved minerals up through the roots and stems of plants and into the leaves, which is present in the third option as the transpiration creates a negative pressure, or tension, in the leaf tissues.

What is transpiration?

Plants absorb water and minerals from the soil, and these minerals, such as nitrogen, phosphorus, and potassium, are essential for plant growth and development, the roots of plants have tiny, hair-like structures called root hairs, which increase the surface area of the root and help in the absorption of water. Water and minerals are absorbed by the roots to be transported upwards through the plant stem to the leaves, and this transport occurs in specialized vascular tissues called the xylem and the phloem.

Hence, transpiration helps to pull water and dissolved minerals up through the roots and stems of plants and into the leaves, which is present in the third option.

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a mid oceanic ridge might be compared to what conitenal landform

Answers

Answer:

It should be Mountain Range

Neurological and perceptual speeds are generally higher in individuals with _________ intelligence.

A. general
B. lower
C. higher
D. inherited

Answers

Answer: C. higher

Neurological and perceptual speeds are generally higher in individuals with higher intelligence.

Neurological and perceptual speeds are generally found to be higher in individuals with higher intelligence. Thus, the correct option will be C.

What is Neurological and perceptual speed?

Neurological speed can be defined as the speed or how fast the neurons react in the body, how fast a person acquires and processes the information. Neurological speed can be calculated through aptitude tests. These are the tests which are designed to predict a person's future performance and aptitude is the capacity of a person to learn.

Perceptual speed is the speed which indicates the automaticity as well as the efficiency of processing novel visual information and speed of decision-making of a person. Perceptual speed is typically assessed with the speeded tests that require the quick identification of specific targets from a set of stimuli in the body.

Neurological and perceptual speeds are generally higher in the individuals with higher intelligence.

Therefore, the correct option will be C.

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5. What type of energy is needed for active transport?

Answers

ATP( adenosine triphosphate )
Adenosine triphosphate.

Stomach acid has a pH of about _____. a. 4 c. 6 b. 2 d. 10

Answers

The answer is B. 2. hope this helps

How are Starch and Sucrose Similar? How are they different?

Answers

Answer:they both are a form of carbohydrates that give energy to the body

Explanation:

PLEASE ANSWER ASAP
Question 6 (2 points)
Some chickens lay an egg every day. Other chickens produce few eggs. A study is planned to examine some factors that might affect the number of eggs produced by chickens. Which of the following is NOT a suitable hypothesis for the study?

Question 6 options:

If the cage for the chickens is larger, they will produce more eggs.


If more eggs are produced by the chickens, they will lose more weight.


If there is more protein in the feed, then more eggs are produced.


If chickens receive more hours of light, then they will produce more eggs.

Question 6 (2 points)
Some chickens lay an egg every day. Other chickens produce few eggs. A study is planned to examine some factors that might affect the number of eggs produced by chickens. Which of the following is NOT a suitable hypothesis for the study
If the cage for the chickens is larger, they will produce more eggs.


If more eggs are produced by the chickens, they will lose more weight.


If there is more protein in the feed, then more eggs are produced.


If chickens receive more hours of light, then they will produce more eggs.

Sam wished to investigate how fertilizer run-off affects the growth of algae in freshwater lakes and streams. He set his experiment up as follows. He placed 900 ml of water into each of five 1000 ml glass beakers. To each beaker, he added 5 ml of water from an aquarium which contained a large concentration of algae. The beakers were placed under a lamp which was on a timer to provide 12 hours of light each day. Liquid fertilizer was added to the beakers in the following amounts.

Each week, a random sample from each of the beakers was examined under a microscope to get a count of the number of algal cells present.

What is the independent variable in this experiment?



Question 7 options:

amount of fertilizer


number of algal cells


hours of daylight


amount of water

Question 8 (2 points)
Sam wished to investigate how fertilizer run-off affects the growth of algae in freshwater lakes and streams. He set his experiment up as follows. He placed 900 ml of water into each of five 1000 ml glass beakers. To each beaker, he added 5 ml of water from an aquarium which contained a large concentration of algae. The beakers were placed under a lamp which was on a timer to provide 12 hours of light each day. Liquid fertilizer was added to the beakers in the following amounts.

Each week, a random sample from each of the beakers was examined under a microscope to get a count of the number of algal cells present.

What is the dependent variable in this experiment?

Question 8 options:

size of beakers


number of algal cells


amount of fertilizer


hours of daylight

Question 9 (2 points)
Sam wished to investigate how fertilizer run-off affects the growth of algae in freshwater lakes and streams. He set his experiment up as follows. He placed 900 ml of water into each of five 1000 ml glass beakers. To each beaker, he added 5 ml of water from an aquarium which contained a large concentration of algae. The beakers were placed under a lamp which was on a timer to provide 12 hours of light each day. Liquid fertilizer was added to the beakers in the following amounts.

Each week, a random sample from each of the beakers was examined under a microscope to get a count of the number of algal cells present.



Which of the following is the control group for the experiment?

Question 9 options:

Beaker D


Beaker C


Beaker E


Beaker A


Beaker B

Question 10 (2 points)
To focus a specimen, it is best to start with which objective:

Question 10 options:

High power


Low power


Scanning


Ocular

On the image, which number represents the coarse adjustment knob?


1


2


5


10

What important feature is missing from this line graph representing sea level change between 1870 And 1990
X axis label


a title


Y axis label


appropriately spaced scales

Answers

Answer:

I know that for 6 is A) for 7) I'm between A) and C) for 8 it's B) 9 I don't understand, but the control group is whatever is kept the same and you're not testing on it and the rest I don't know

I'll give you brainliest if u help me asap​

Answers

Answer:

paramecium

Explanation:

google

Reaction: C6H120, + 6
A -> 6
B + 6 H2O + energy
What molecules does letter B represent in the reaction above?
02
O CO2
ОАТР
O H2O

Answers

I believe 6CO2 is the answer

The reaction of cellular respiration involves the use of the glucose molecule in presence of oxygen to produce energy and carbon dioxide. Thus, option B is correct, as molecule B is carbon dioxide.

What is cellular respiration?

Cellular respiration is a chemical method that involves the inhaled oxygen and use of the food molecules to release energy along with the water and carbon dioxide molecules.

Cellular respiration can be depicted by the reaction:

C₆H₁₂O₆ + 6O₂ → 6CO₂ + 6H₂O + energy

Therefore, molecule B is carbon dioxide.

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what is the purpose or function for ectoplasm in biology

Answers

the ectoplasm) causes the forward flow of the inner, granular layer of cytoplasm (the endoplasm) into the tip of a pseudopod, thus advancing the whole body of the organism.

Hi, so i was wondering How long does Mars have to travel around Earth to make it's complete rotation?

Answers

Answer:

24 hours and 37 minutes

Explanation:

At Mars' orbital speed of 24 km per second, it takes the planet 24 hours and 37 minutes to complete one rotation. That is just a little more than a day on Earth.

Answer:

The Earth zips around the Sun at about 67,000 miles per hour, making a full revolution in about 365 days – one year on Earth. Mars is a little slower, and farther from the sun, so a full circuit takes 687 Earth days – or one Mars year.

harmful contamination of the environment by a chemical of agent entering it over a diffuse area is called

Answers

The answer is Pollution.

ATP-ADP-ATP is called a

Answers

Answer:

ATP is a chemical compound that our cells use for energy.

ADP is ATP with one less phosphate group.

I hope this helps.

Explanation:

Cells use a molecule called
Choose...
to store and release energy like a battery. The energy is stored in chemical bonds between
Choose...
groups of the molecule, and the energy is released when the chemical bonds are broken.

Answers

Answer:

ATP & Phosphate

Explanation:

just took the quiz and got it right

Explain the differences between the three ways of heat transfer, conduction, convection, and radiation.​

Answers

Answer:

The differences between these three ways of heat transfer are that conduction is the transfer of thermal energy through direct contact, convention is the transfer of thermal energy through the movement of liquid or gas, and radiation is the transfer of thermal energy through thermal emission. As you can see, each way of heat transfer has a different way of moving through objects.

Hope this helps <3

Long lashes (L) are dominant over short eyelashes (l). Complete a Punnett Square crossing two parents that are both heterozygous for long eyelashes.

Answers

I believe the answer would be
L. l
Top- L LL, Ll,
Bottom- l Ll, ll.

Trees, such as those in the deciduous forest, are very important to the environment. If the number of trees on earth continues to decrease significantly, what might be the result? (Site 1)​

Answers

Answer:

more carbon dioxide would build up without the tress to recycle it and many animals would lose their habitats

Answer:

Animals will begin to migrate towards residential areas if the number of trees on the planet continues to decline, as their natural habitat would be destroyed. There are numerous plant species that can be used as a source of medicine for disease prevention and treatment. Trees provide a significant amount of oxygen to the environment. Some deciduous forest trees grow near rivers, preventing soil erosion by attaching dirt to the plant's roots. Cottonwood, mountain ash, and fruit trees are commercially important trees. If there is a considerable reduction in the quantity of trees, all of the above benefits of trees will be lost.

Explanation:

True or False-- Males inherit more of their traits from their fathers, while females inherit more traits from their mothers

Answers

Children inherit genes from both their mother and father, so the answer is false.

(hope this helps ^^)

Answer:

the answer is false

Explanation:

A healthy blood pH for humans is around 7.4. Lee's blood pH is 7.2. Which statement most likely describes Lee's

condition and treatment plan?

O Lee has type 1 diabetes and will receive insulin injections.

O Lee has hypothermia and will receive core warming therapy.

Lee has insomnia and will receive non-habit-forming medication.

O Lee has acidosis and will receive infusions of bicarbonate.

Answers

Answer:

He has acidosis

Explanation:

Which of the following occur during interphase? Select all that apply.
A) cells prepare for cell division
B) chromosomes divide
C) cytoplasm divides
D) cells grow rapidly
E) chromosomes replicate

Answers

The cell grows , replicates its dna... I think that’s it sorry if I’m wrong

Cells grow rapidly and hromosomes replicate are occurs during interphase.

What do you mean by interphase?

Interphase is the portion of the cell cycle that is not accompanied by visible changes under the microscope, and includes the G1, S and G2 phases. During interphase, the cell grows, replicates its DNA and prepares for mitosis.

A cell spends most of its time in what is called interphase, and during this time it grows, replicates its chromosomes, and prepares for cell division. The cell then leaves interphase, undergoes mitosis, and completes its division.

Interphase is the longest part of the cell cycle. This is when the cell grows and copies its DNA before moving into mitosis. During mitosis, chromosomes will align, separate, and move into new daughter cells.

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Which of the following is a description of trait of a country with a high
carrying capacity?
O A. Food grown on land near homes
B. Spending hours per day collecting water
C. Easy access to safe drinking water
O D. Very little access to refrigeration
SOMEONE PLEASE HELP ME IM STUCK ON THIS PLEASEEEE

Answers

The correct answer is D

Answer:easy access to safe drinking water

Explanation:

I'll give BRAINLIEST if you answer this correctly

Answers

Answer:

i would say 6 but it might not be right

Explanation:

The answer is 3. You have to kind of mentally line up the layers before the cut happened
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