when you breathe in air you bring oxygen into your lungs and blow out. A.Carbon dioxide B.oxygen C.carbon monoxide D.hydrogen​

Answers

Answer 1

Answer:

Carbon dioxide

Answer 2

Answer:

Carbon Dioxide

Explanation:


Related Questions

which factor makes the enzymes well suited to the role of a catalyst in a biochemical reaction?
1.) do not affect the energy of a reaction
2.) slow down reactions so products can form
3.) can be reused because they do not permanently bond with substrate
4.) can only bind to other enzymes so the same product is formed each time

Answers

Answer: Either, B or D

Explanation:

What happened? A corpse is discovered in an enclosed room, there are no open windows, yet blowfly larva (stage 2) are found on the body. What does this tell you about the corpse?

Answers

Answer:

The corpse was deposited into the room from somewhere else

Explanation:

The larva could not have spontaneously emerged from the corpse if the blowfly had not somehow perched and laid its egg on it. Since there are no open windows, and perhaps, other openings to the room; the only plausible explanation for the emergence of the blowfly larva would be that the corpse was deposited into the room from somewhere else. From the initial location, the blowfly had perched and laid its egg on the body and the eggs only hatched while in the enclosed room.

The corpse changed into deposited into the room from someplace else as the larva couldn't have spontaneously emerged from the corpse if the blowfly had now no longer in some way perched and laid its egg on it.

Since there aren't any open windows, and perhaps, different openings to the room; the best potential cause of the emergence of the blowfly larva might be that the corpse changed into deposited into the room from someplace else. From the preliminary location, the blowfly had perched and laid its egg at the frame and the eggs best hatched even as withinside the enclosed room.

What are larvae?

Larvae are the caterpillars and worms that has some kind of grubs and maggots. It usually lives inside the mud.

Thus it is well explained.

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Use your knowledge of inheritance (the passing of traits from parents to offspring) to explain why
these twins look so different even though they have the same parents. Why aren't they identical? In
your answer you should include your knowledge of gametes (sperm and egg), chromosomes, and
variation

Answers

Answer:

Fraternal twins can be different genders because they are two completely different eggs getting fertilized; but even two same gender fraternal twins do not look completely alike. Whereas for identical twins since one egg is splitting into two, the two cells have the same exact DNA make up and chromosomes.

I also believe the technical part of it is to do with genetics, like ressesive and dominant genes, because they can be the same gender, ex. both girls and one has blue eyes, fair skin, and blonde hair, the other twin has brown eyes, black hair and tan skin. The parents could be part of the genes but there is also grandparents maybe the mom's mom has blonde hair and blue eyes, with fair skin. But the dad he has brown eyes, black hair and tan skin. The moms genes were recessive, but the grandma's genes were dominant.

I tried to explain it as best as I could I hope it helps!

✨Please help ✨due soon✨

Answers

Answer:

25%

Explanation:

i believe 25% because ita very rare

which layer of the earth is made out of melted metal?

Answers

The outer core. A molten nickle- iron alloy.

How do humans generate energy when oxygen is not available?

a. Using Kreb’s Cycle only
b. Using the Electron Transport Chain only
c. Using alcoholic fermentation
d. Using lactic acid fermentation

Answers

When Oxygen is not available, the cell is forced to produce energy (=ATP) through ANAEROBIC processes, that produce much less energy (about 15 times less), than AEROBIC processes. ... The electron transport chain (ETC) allows the cell to produce energy (ATP) by creating a proton gradient across the mitochondrial membrane. So B.

GIVING BRAINLEIST HELP MEEE

Answers

Answer:

c

Explanation:

it just is

A scientist is treating rice plants with a chemical that causes mutations. What is the possible benefit of this treatment? A. clones B. transgenic plants C. increased genetic variation D. increased hybridization

Answers

Answer:

Explanation:

Its either B or C, look closely at the question and at the answers, you can narrow it down from then.

A scientist is treating rice plants with a chemical that causes mutations. The possible benefit of this treatment is transgenic plants. Hence, the correct option is B.

What is mutation?

A mutation is a change in the DNA sequence that makes up a gene. It can result from  errors in DNA replication or exposure to mutagenic agents such as chemicals or radiation, or from spontaneous changes.

Transgenic plants are the plants that have been genetically modified to express specific traits or traits that are not found in the original species. This is done by introducing foreign DNA or chemicals that change the plant's genome. This process is called genetic engineering.

Transgenic plants have become an important tool in agriculture and biotechnology, providing new opportunities for food production, environmental protection and economic growth. Hence, the correct option is B.

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What are the three main classifications that describe galaxies? By what one visible
characteristic do scientists categorize galaxies?

Answers

Answer:

Spiral Galaxies, Elliptical Galaxies  & Irregular Galaxies

Explanation:

How did galaxies originate? Astronomers believe that after the big bang, the explosion which began the universe 10 billion to 20 billion years ago, gravity began to compress masses of free-floating gas. Two main theories, bottom-up and top-down, explain what happened next. According to bottom-up theories, clusters began to form and assembled together into the larger units we know as galaxies. Top-down theories suggest that galaxies formed first, and the stars and other objects within them were subsequently produced. They categorized different galaxies to maintain their tests from the other galaxies.

Gen K mengode rambut keriting dan gen k mengode rambut lurus, K dominan terhadap
k. Gen H mengode warna kulit hitam dan gen h mengode warna kulit putih. Kombinasi
dari gen-gen tersebut yang menunjukkan fenotip rambut keriting kulit putih adalah..​

Answers

Answer:

The answer is "kkHh".

Explanation:

In this question, the Tight curls Gen K code and short hair k codes, which is used in the generation of the H black and gene H white color code, which is the gene H code. It is the synthesis of the genes that reveals it's solid black, and skin phenotype, that's why the kkHh is the correct answer is.

PLEASE HURRY
Which pair of structures would provide a positive identification of an animal cell under a microscope?

flagellum, lysosome


nucleus, mitochondrion

ribosome, cell wall

chromatin, chloroplast

Answers

flagellum, lysosome: Both of these are found in animal cells, but the real difference is flagellum is ONLY found in animal cells

nucleus, mitochondrion: Both of these are found in Animal cells X

ribosome, cell wall: Cell wall is only in plants X

chromatin, chloroplast: Chloroplast is only found in plant cells X

Explanation:

Firstly cell wall and chloroplasts can only be found in plant cells and will not appear in an animal cell.

Flagellum usually appears in many bacteria (microorganism) and only a few animal cells. Most animal cells do not have flagellum.

However animal cells do have a nucleus which contains important genetic material such as DNA and mitochondrion which creates energy for the cell to use for metabolism inside the cell. (Even though most eukaryote cells have these 2 organelles)

Between the 1st and 2nd options, none of them is exactly correct. But nucleus and mitochondria are more widely found in various types of cells (plants, etc.)

I would choose the 1st option as the best answer here because it is more detailed.

What is a GMO and why are GM foods controversial?

Answers

Answer:

Genetically modified organism

Explanation:

They are controversial because since they are still so new, we don't know what they will do long-term. They have been said to cause allergic reactions.

If a male organism has 40 chromosomes in each body cell, how many chromosomes does a female of the same sex have in each of her body cells?

Answers

Answer:

40

Explanation:

they're usually the same

PREDICT Pangolins share many characteristics with different types
of animals. How do scientists determine the evolutionary
relationships between different organisms?

Answers

Answer:

scientists can determine the evolutionary relationships between different organisms by comparing their appearances, figure, and body internal and external structures.

Explanation:

Scientists utilize DNA to evaluate evolutionary relationships, along with resemblance in early development and bone structure.

What are evolutionary relationships?

Organisms with similar physical characteristics and genetic sequences are more strongly linked than those that do not.

Homologous structures are components that overlap both anatomically and genetically; the similarities stem from shared evolutionary paths.

Thus, scientists utilize DNA to evaluate evolutionary relationships, along with resemblance in early development and bone structure.

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which of these characteristics of all three main groups of worms? check all that apply

a. they lack nerve cells

b. they can reproduce sexually

c. they display bilateral symmetry

d. they have a single tissue layer

e. they are invertebrates

PLEASE HELP ASAP IM TIMED

Answers

The answer to this question is B.

B, C, and E.

Brainiest if correct? Thanks!

tall pea plants are dominate over pea plants if two hybrids (Tt) are crossed ​

Answers

Answer:

Naruto usamaki is the greatest hokagey in the leaf village

Which of the following processes is directly controlled by the cell nucleus?

A.Protein synthesis because DNA in the nucleus contains the instructions for making Proteins

B.Osmosis because the nucleus has nuclear pores that allow water to move in and out.

C.Energy production because the nucleus contains mitochondria

D.Waste removal because a steady stream of molecules moves out of the nucleus

Answers

Answer:

f

Explanation:

Pls help i will mark brainliest

Answers

Answer:

B. Warm ocean water...

Explanation:

How many chromosomes would you expect to be in the daughter cells of the mosquito after mitosis? When starting with 6

Answers

Answer:

i think it would be 12 since during mitosis it creates identical daughter cells which doubles up cells.

Explanation:

Answer:

12

Explanation:

what do eukaryotic cells and viruses have in common?​

Answers

Answer:

Just search it up

Explanation:

Hello There!

What do viruses have in common with eukaryotic cells?

-Viruses are not cells, but they do have certain things in common.

Viruses & Eukaryotic cells :-

1.Contain DNA, but not much.

2.Can not reproduce by themselves.

3.Have important features such as nucleic acid gnomes.

4.Have genetic variations and can certainly evolve.

Hope This Helps!

Thank you!!! Good Day! ♡

Which structure of the lymphatic system functions as the site of development of T lymphocytes during childhood and the preteen years, but is replaced by fat as an individual grows older?
thymus
bone marrow
spleen
adenoids

Answers

Answer: thymus

Explanation: T cells adapt in the immune system just like the thymus

Answer:

Thymus

Explanation:

I don't actually know so I'm sorry if it is wrong

Have a great day!!!!!


Select the correct answer.
Which comet was seen in 2007 and had an astounding fan-shaped long tail spread across the sky?
ОА.
Lexell's comet
ОВ.
Lovejoy comet
OC. Shoemaker-Levy 9 comet
OD. McNaught comet
Reset
Next

Answers

Answer:

the right answer us Mcnaught comet

Answer:

Its Kirchs Comet

Explanation: i took the test.

3. How does catastrophism explain how the fossil formed?

Answers

Answer:

Catastrophism, doctrine that explains the differences in fossil forms encountered in successive stratigraphic levels as being the product of repeated cataclysmic occurrences and repeated new creations. ... This doctrine generally is associated with the great French naturalist Baron Georges Cuvier

The mechanism of catastrophism directly explains the process of fossil formation. It described the natural history that has been punctuated by catastrophic events that altered the way life developed and rocks were deposited.

What is Catastrophism?

Catastrophism may be defined as a type of geologic doctrine that significant changes in the earth's crust that have in the past been brought about suddenly by a series of events like mass extinction.

This catastrophic doctrine explains the differences in fossil forms encountered in successive stratigraphic levels as being the product of repeated cataclysmic occurrences and repeated new creations.

Therefore, the mechanism of catastrophism directly explains the process of fossil formation.

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To sciences do not agree on which type of grocery bag is better for the environment what is the most likely outcome of this disagreement

Answers

Answer:

paper bags jute bags , cotton bags might be used for the environment

If you have 2.0 moles of magnesium how many atoms of magnesium do you have?

Answers

Answer:

6.02E+23 atoms

Explanation:

!!pls help!!

taj incorrectly states that autographs are also known as consumers that need to feed on other organisms, including plants and animals, to gain energy. which of the following best describes consumers that feed on other organisms such as plants and animals for energy?

A. carnivores
B. trophic levels
C. heterotrophs
D. herbivores

Answers

the answer is D) herbivores

Herbivores best describes consumers that feed on other organisms such as plants and animals for energy.

What do you mean by herbivores?

A herbivore is an animal anatomically and physiologically adapted to eating plant material, for example foliage or marine algae, for the main component of its diet.

Many herbivores have large, dull, flat teeth. These teeth are excellent for chewing and breaking down tough plant material. Carnivores have sharp, narrow teeth that are better for biting and tearing flesh. However, some herbivores also have strong, sharp teeth.

Examples of large herbivores include cows, elk, and buffalo. These animals eat grass, tree bark, aquatic vegetation, and shrubby growth. Herbivores can also be medium-sized animals such as sheep and goats, which eat shrubby vegetation and grasses.

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please help me!!!!!!!!!!!!!!!!!!!!!!​

Answers

Answer:Fungi are called saprophytes because they are the ones that depends on dead and debries for nutrition .

What organelles do cellular respiration and photosynthesis take place? (both aerobic and anaerobic)

PLEASE HELP

Answers

Chloroplast and mitochondria

During which phases does the moon appear to be fully visible?

Answers

During the waxing phase, the moon is visible in the sky after sunrise and before sunset. Waxing Crescent -- The moon travels eastward in the sky, and a few days after the new moon we can see a slight edge, or crescent, lit by the sun

Answer: New Moon

Explanation: During the new moon phase, the moon is not visible. Sometimes it can be detected by noting the visible absence of the stars that it blocks. Additionally, during new moon, sometimes enough light is reflected off the surface of the Earth that the disk of the moon is faintly visible.

why is it important to have maps of the ocean floor, such as those gathered with SeaBeam technology

Answers

Since oceans cover 71% of the Earth’s surface, understanding what the seafloor looks like, and where different processes, such as ocean currents are active, is hugely important. Mapping the seafloor helps to work out things like where different types of fish live, where resources may be, such as rare metals and fossil fuels, and whether there is a risk of underwater landslides happening that might cause a tsunami. Mapping the seafloor is very challenging, because some cannot use the same techniques that some would use on land. To map the deep ocean, there's a tool used called a multibeam echo-sounder, which is attached to a ship or a submarine vessel.

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qwesdddddddfffffffggggggggggggggggggggggggggggggggggggggg Read the sentence.the wordyois a(n)"You really should be careful when handling that glassinstructed the teacher.recironourOintensive pronoun. 4. Transcribe and Translate a Gene. How is mRNA different from DNA? (Hint read the side-bar on this page for help) What is the correct starting position for translation? Write the amino acids used to assemble your protein in the order below. Where does translation take place? HELP!!! PLEASE! 20 points! BRAINLIEST, STARS, AND HEARTS! Please help!!! True or false: inauguration ceremonies were originally small private events but grew into day long events that include fireworks, parades, glamorous balls, and a peaceful transition of power. Can someone help me find the perimeter of this Part BBriefly describe the development of the plot. What is happening in this scene?Find an example of one of the following plot devices in the passage from the play: foreshadowing, dramatic irony, or subplot. Describe its use, and list the lines from the plotAct I, Scene IICapulets orchard.(Enter Romeo)ROMEO: He jests at scars that never felt a wound.(Juliet appears above at a window.)But, soft! what light through yonder window breaks?It is the east, and Juliet is the sun.Arise, fair sun, and kill the envious moon,Who is already sick and pale with grief,That thou her maid art far more fair than she:Be not her maid, since she is envious;Her vestal livery is but sick and greenAnd none but fools do wear it; cast it off.It is my lady, O, it is my love!O, that she knew she were!She speaks yet she says nothing: what of that?Her eye discourses; I will answer it.I am too bold, 'tis not to me she speaks:Two of the fairest stars in all the heaven,Having some business, do entreat her eyesTo twinkle in their spheres till they return.What if her eyes were there, they in her head?The brightness of her cheek would shame those stars,As daylight doth a lamp; her eyes in heavenWould through the airy region stream so brightThat birds would sing and think it were not night.See, how she leans her cheek upon her hand!O, that I were a glove upon that hand,That I might touch that cheek!JULIET: Ay me!ROMEO: She speaks:O, speak again, bright angel! for thou artAs glorious to this night, being o'er my headAs is a winged messenger of heavenUnto the white-upturned wondering eyesOf mortals that fall back to gaze on himWhen he bestrides the lazy-pacing cloudsAnd sails upon the bosom of the air.JULIET: O Romeo, Romeo! wherefore art thou Romeo?Deny thy father and refuse thy name;Or, if thou wilt not, be but sworn my love,And I'll no longer be a Capulet.ROMEO: (Aside) Shall I hear more, or shall I speak at this?JULIET: 'Tis but thy name that is my enemy;Thou art thyself, though not a Montague.What's Montague? it is nor hand, nor foot,Nor arm, nor face, nor any other partBelonging to a man. O, be some other name!What's in a name? that which we call a roseBy any other name would smell as sweet;So Romeo would, were he not Romeo call'd,Retain that dear perfection which he owesWithout that title. Romeo, doff thy name,And for that name which is no part of theeTake all myself.ROMEO: I take thee at thy word:Call me but love, and I'll be new baptized;Henceforth I never will be RomeoJULIET: What man art thou that thus bescreen'd in nightSo stumblest on my counsel?ROMEO: By a nameI know not how to tell thee who I am:My name, dear saint, is hateful to myself,Because it is an enemy to thee;Had I it written, I would tear the word.JULIET: My ears have not yet drunk a hundred wordsOf that tongue's utterance, yet I know the sound:Art thou not Romeo and a Montague?ROMEO: Neither, fair saint, if either thee dislike.JULIET: How camest thou hither, tell me, and wherefore?The orchard walls are high and hard to climb,And the place death, considering who thou art,If any of my kinsmen find thee here.ROMEO: With love's light wings did I o'er-perch these walls;For stony limits cannot hold love out,And what love can do that dares love attempt;Therefore thy kinsmen are no let to me.JULIET: If they do see thee, they will murder thee.ROMEO: Alack, there lies more peril in thine eyeThan twenty of their swords: look thou but sweet,And I am proof against their enmity.JULIET: I would not for the world they saw thee here.ROMEO: I have night's cloak to hide me from their sight;And but thou love me, let them find me here:My life were better ended by their hate,Than death prorogued, wanting of thy love.JULIET: By whose direction found'st thou out this place?ROMEO: By love, who first did prompt me to inquire;He lent me counsel and I lent him eyes.I am no pilot; yet, wert thou as farAs that vast shore wash'd with the farthest sea,I would adventure for such merchandise. Look at The Colossus, once thought to have been done by Francisco de Goya.This painting belongs to which artistic movement? Find the exact length of the third side.419 whats the other side What was the outcome of the Mexican Revolution?A. Mexico formed a military dictatorship.B. Mexico formed a socialist democracy.C. Mexico formed a fascist dictatorship.D. Mexico formed a constitutional republic. QR is parallel to ST Rs is parallel TU QS is congruent to SUprove QRS is congruent to STU sidjeosidncjskskd HELP GIVING BRAINLY 100 points Read the excerpt below and answer the question.This arrangement would have worked well enough if it had not been for the disputes between Snowball and Napoleon. These two disagreed at every point where disagreement was possible. 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Thank you so much I appreciate you. tpwk What should the body of an essay contain in each paragraph?A. one topic sentence and three supporting detail sentencesB. four supporting detail sentences about the topicC. three topic sentences and one supporting sentenceD. two topic sentences and two supporting sentences Classification of animals is done why what is the remainder and quotient of 11/3 Throughout the reflection, make sure you have a copy of the Student Guide and your data table.In your experiment, you tested this hypothesis:The independent variable in this experiment was , and the dependent variable was Was the stability of the feudal system in the Middle Ages worth the lack of freedom?