Are there any parts of the human body that get oxygen directly from the air and not from the blood?

Answers

Answer 1

Answer: yes.

Explanation:

The lungs are probably the only organ to receive the air directly. The lungs take the air, send it to the blood stream through the heart, then it gets sent to other body parts by the red blood cells.


Related Questions

Help it literally just 9th grade biology

Answers

Answer: S

Explanation: In the eukaryotic cell cycle, chromosome duplication occurs during "S phase" (the phase of DNA synthesis) and chromosome segregation occurs during "M phase" (the mitosis phase).

Now you you that it is s next time wont you put more points

Blank cells are typically connected to connective tissue, they contact and relax to move the skeleton.
Blank cells carry oxygen and nutrients from food to the rest of the cells in our body.
Blank cells digest our food using enzymes which allows nutrients to be absorbed.
Blank cells allow us to use our senses to process stimuli and help us decide how to respond to that stimuli.

Answers

Answer:

1- muscle cells

2- red blood cells

3- unique chief cells

4- sensory receptor cells (works with a neuron)

Explanation:

1- muscle cells are typically connected to connective tissue, they contact and relax to move the skeleton.

2-red blood cells carry oxygen and nutrients from food to the rest of the cells in our body.

3-unique chief cells digest our food using enzymes which allows nutrients to be absorbed.

4-receptor cells  allow us to use our senses to process stimuli and help us decide how to respond to that stimuli

PLEASE HELP FAST!!! I WILL GIVE BRAILIST!!! NEED ANSWERS FAST! I DONT NEED A LONG ANSWER. 1. what r the 3 main types of nucleic acids. 2. the monomer is...

Answers

Answer:

1) DNA, RNA, and Artificial nucleic acid.

2) nucleotides

Explanation:

Nucleic acids function to create, encode, and store biological information in cells, and serve to transmit and express that information inside and outside the nucleus.

Nucleic acids are giant biomolecules made of monomers called nucleotides. Nucleotides have three components: pentose sugar (5-carbon sugar), phosphate group, and nitrogenous base.

I hope this helps!! Brainliest?? Anyways have a great day!! :))

what would happen to a signaling pathway if phosphatases had reduced levels of function?

Answers

Phosphates and kinases work together so I’d phosphateses are reduced in function, their function in Signal transduction pathways would be reduced.

what is the modification of plant?why are different parts of plants modified? write
please help:(​

Answers

Answer:

what is the modifications of plants?

ans -In some plants, the roots change their shape and get modified to absorb and transport water and minerals from the soil to different parts of the plant. They are also modified for support, food storage, and respiration. The root modifications perform two major functions- Physiological and Mechanical.

Cell Division: Parts of Nephron

Leaf Structure: Genotype Meaning

2.why are different parts of plants modified?

ans-Certain parts of a plant undergo modification in order to adapt to their surroundings and environmental conditions. These modifications help them in their survival against odds. For example, the leaves in a cactus plant are modified to spines to reduce the surface area and hence water loss by evaporation.

Write the complementary strand to this DNA molecule on the line.
G А Т
ССА TG A G TT A CG

Answers

Answer:

If you mean the complementary strand of GAT: Answer is CTA

If you mean the strand for all of it (GATCCATGAGTTACG): Answer is CTAGGTACTCAATGC

Explanation:

Both strands always have to be in a sequence that pairs them to their nitrogenous base pair according to Chargaff's law. So always remember:

A pairs with T (Adenine with Thymine)

C pairs with G (Cytosine with Guanine)

Whenever you need to figure out the other strand, just switch the original base sequence with their base pairs to get the second strand/sequence.

Hope this helps you for future questions. Have a good day, love <3

How does glycolysis contribute toward aerobic respiration, anaerobic respiration, and fermentation?​

Answers

Answer:

How does glycolysis contribute toward aerobic respiration, anaerobic respiration, and fermentation? Glycolysis produces pyruvic acid, which acts as a starting material for aerobic respiration, anaerobic respiration, and fermentation.

Explanation:

List the following events in the order they occur: _____ a. The motor end plate is depolarized. _____ by. The sarcomeres contract. _____ c. Acetyl choline is released from the axon terminal into the synaptic cleft. _____ d. The depolarization triggers an action potential which propagates along the sarcolemma and the T tubules. _____ e. An action potential arrives at the axon terminal

Answers

The answer is what follows:

-An action potential arrives at the axon terminal.

-Acetyl choline is released from the axon terminal into the synaptic cleft.

-The motor end plate is depolarized.

-The depolarized triggers an action potential with propagates along the sarcolemma and the T tubules.

-The sarcomeres contract.

The temperature in your bedroom is 65 F with a few point temperature of 45 F. You open your bedroom window to let some outside air in. The outside temperature is 50 F and dew point temperature is 45 F.


Will the amount of water vapor in the room change?
Does dew point temperature increase, decrease, or remain the same?
Does relative humidity increase, decrease, or remain the same?

Answers

Answer: the amount of water vapor and the temperature will stay the same

Explanation:

the abnormal protrusion of a heart valve is known as

Answers

Answer:

Aneurysm

Explanation:

An aneurysm is a sac-like protrusion from a blood vessel or the heart, resulting from a weakening of the vessel wall or heart muscle.

Hope this helps! :)))

Explain , using an example to help, what gene is ?

Answers

A gene is a basic unit of heredity and a sequence of nucleotides in DNA that encodes the synthesis of a gene product, either RNA or protein. For example, if both of your parents have green eyes, you might inherit the trait for green eyes from them.

Scientists have discovered a new planet orbiting a star 4.85 light years away. They call it Planet X. The distance from the star to Planet X is approximately 150,000,000 km and a thin atmosphere is visible.

What factor must Planet X have in order for seasons to occur?


A. The planet must be spherical in shape.

B. The planet must be tilted on its axis.

C. The planet’s orbit must not be too elliptical in shape.

D. The planet must have liquid water on its surface.

Answers

Answer:

The answer is C

Explanation:

The correct option is The planet’s orbit must not be too elliptical in shape.

What is atmosphere?

The gases that make up the planet's atmosphere are mixed together. The Earth's atmosphere contributes to the viability of life.

In addition to giving us air to breathe, it protects us from the majority of the Sun's harmful ultraviolet (UV) radiation, increases the surface temperature of our planet by around 33° C (59° F) due to the greenhouse effect, and mainly eliminates dramatic temperature variations between day and night.

There is an atmosphere on each of the other planets in our solar system, but none of them has the same proportion of gases or layered structure as Earth's atmosphere.

Therefore, The correct option is The planet’s orbit must not be too elliptical in shape.

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4. Which structure is not unique to plant cells?

Answers

Answer:

The plant cell has a plant wall Chloroplast.

Explanation:

this is not found in animal cells.

Answer:

lysomes or centrosomes

HELP

What trees produce the most oxygan

Answers

Answer: It Banyan Tree

what are three biotic factor that limit the carrying of any habitat? ​

Answers

Answer:

Amount of food, competition with other species, habitat space

there are many contributors to malnutrition and hunger; however, one factor stands out among all others. what is the primary cause of malnutrition?

Answers

Irrespective of the fact that hunger and malnutrition has many contributors, one of the leading factors that is regarded as the primary cause of malnutrition is: poverty.

Malnutrition and hunger are two terms that describe the inability of an individual to meet his or her nutritional requirement.

Irrespective of whatever definition that is given to malnutrition and hunger, the fact still remains that such an individual suffering from malnutrition and hunger is not getting the adequate nutrition they need.

There are several factors that contribute to malnutrition and hunger, however, a leading cause that seem to be the genesis of malnutrition and hunger is poverty.

Poverty can be defined as a state of lacking the means to meet basic daily needs which includes good nutrition.

Most of the countries that are very impoverished have high percentage of their populace suffering from malnutrition and hunger.

When the means is not available to get adequate and quality food, hunger and malnutrition will always prevail against every other contributors.

In summary, irrespective of the fact that hunger and malnutrition has many contributors, one of the leading factors that is regarded as the primary cause of malnutrition is: poverty.

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the rate of photosynthesis is much greater in the green than red light spectrum.

Answers

Answer:

False.

Explanation: (poor in green light because chlorophyll does not absorb green light).

Good luck on your Quiz/Test!

which scientist stated that all animals are made of cells?

Answers

Ehehe brainschell needshh me omskrtt

Answer:

Theodor Schwann

Explanation:

Brainliest would be appreciated!!

50 POINTS
Organisms that convert solar energy into usable chemical energy are known as? (B.12C) Question 8 options: Autotroph Heterotroph Omnivore Herbivore

Answers

Answer:

Autotrophs

Explanation:

Ex. Plants (Autotrophs) gain energy from the sun and turn it into and produce oxygen (Chemical energy)

Answer: Autotroph

Explanation: Because I did the test:)

Select the correct answer.

In the gene TATTCATTGTTA—TGATTT—ATTCG, CATTGTTA encodes for pepsin, a digestive enzyme. The rest of the sequence doesn’t code for any protein. Which sequence contains a mutation that will affect the formation of pepsin?

Group of answer choices


1. TATTCATTCATTA—TGATTT—ATTCG


2. TATTCATTGTTA—TGAT—ATTCG


3. TGCATTCATTGTTA—TGATTT—ATTCG


4. TATTCATTGTTA—TGACTTT—ATTCG


5. TATTCATTGTTA—TGATTT—ATTGGCG

Answers

Answer:

can I have the picture?

Explanation:

I don't get it

2 is the answer tattcattgtta

What are the 2 major sections of cell division called?

Answers

Answer:

mitosis and interphase

quizlet

Explanation:

Two parts of cell cycle are Karyokinesis and Cytokinesis

All organisms interact with and depend upon each other and their environment to satisfy their basic needs. Relationships between organisms include predation, competition, and symbiosis. Consider the food web. Select ALL of the relationships that exhibit competition for resources.

Answers

Answer:

Explanation:

Relationships in the food web that show competition for resources include:

Herbivores competing for producers. Carnivores competing for herbivores. Carnivores competing for other carnivores.

What are some examples of competition in the food web?

Competition in the food web involves organisms of different species trying to use the same resource.

A herbivore such as a cow competing with another herbivore such as a goat, to eat grass (producer) shows competition.

Leopards and Cheetahs competing for a rabbit shows carnivores competing for herbivores.

Then carnivores and omnivores such as lions and humans can compete for other carnivores as well such as jackals.

Find out more on the food web at https://brainly.com/question/17708630.

what is one difference between monocot and dicot plants?

Answers

Monocots only have one cotyledon (vein) dicots have two

which pair of alternatives is highlighted by the life cycle of the cellular slime molds, such as dictyostelium?

Answers

Answer is unicellular or multicellular

Which pair of alternatives is highlighted by the life cycle of the cellular slime molds, such as Dictyostelium?
A) prokaryotic or eukaryotic
B) unicellular or multicellular
C) diploid or haploid
D) autotroph or heterotroph
B

What are scientific names and functions of ;
(1) Red blood cells
(2) White blood cells​

Answers

Answer:

1) Red blood cells - Erythrocytes

2) White blood cells- Leukocytes

Hope it helps. Brainliest please.

Somebody help me please

Answers

Answer:

C) Unsaturated fats

Explanation:

Unsaturated fat is liquid at room temperature. It is mostly in oils from plants. If you eat unsaturated fat instead of saturated fat, it may help improve your cholesterol levels.

Hope this helps! Brainliest?? Anyways have a great day!! :))

If you could specialize yourself the way you want how would you make your self look

Answers

Answer: comb my hair?

Explanation:

all foods that require refrigeration should be maintained at an internal temperature. true or false

Answers

Answer:

TRUE

Explanation:

uhm i'm sure with this answer.

Which characteristic best supports that an offspring is produced by sexual reproduction and not asexual reproduction?

Answers

Answer:

The offspring has the same number of chromosomes as its mother and father.

Explanation:

The child shares the same number of chromosomes with both parents. Two parents participate in sexual reproduction, which results in children with distinct genetic makeup.

What is sexual reproduction?

A diploid zygote is created during sexual reproduction when two haploid gametes combine during fertilization.

Asexual reproduction creates clones of the original parent, which results in kids that are genetically identical to the parent. Asexual reproduction allows for the rapid production of vast numbers of children by a single person.

This is due to the fact that in asexual reproduction, the only single parent produces an additional child that is genetically identical to the parent.

Therefore, the sexual mode of reproduction is seen to be superior to the asexual mode.

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Which of the following is an example of a chemical change ?

Answers

Answer:

B , frying a egg .

Explanation: frying a egg is a chemical change because , at first it was kind of a liquid but now its a sold

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