Pls help me answer thank you

Pls Help Me Answer Thank You

Answers

Answer 1

Answer:

b is the correct answer

Explanation:

hope it helps u..


Related Questions

Hi i need help with this, and i apologize if i got the subject wrong above. Thank you in advance :)

Multiple choice:

1. Which among the following statements is NOT true about the main functions of the human respiratory system?

a. It maintains the acid level of the body.
b. It is responsible for respiration.
c. It gives off oxygen and take in carbon dioxide.
d. It gives off carbon dioxide and take in oxygen.

2. What organs comprise the respiratory system?

a. Bronchioles, alveoli, capillaries
b. Larynx, pharynx, esophagus, windpipe
c. Trachea, epiglottis, bronchi, bronchioles
d. Throat, windpipe, voice box, nasal cavity

3. Why do gym instructors or physical education teachers instruct those who exercise to breathe deeply?

a. Deep breathing allows the body to inhale more carbon dioxide.
b. Deep breathing allows the body to take in more C02
c. Deep breathing allows the body to intake more oxygen.
d. Deep breathing allows the body to take out oxygen.

4. Which among the following choices below is the right pathway of oxygen from the lungs to the body tissues?

a. Alveoli-blood stream-RBC-tissues
b. Alveoli-RBC-bloodstream-tissues
c. RBC-alveoli-bloodstream-tissues
d. RBC-bloodstream-tissues

5. Levi’s doctor advised him to limit his intake of foods that are high in fat. The doctor explained that a high-fat diet could result in the clogging of the artery walls. How could this affect the circulation?

a. The clogging of artery walls inhibits circulation.
b. It is easier for the blood to pass through.
c. It will prevent blood clotting.
d. It will initiates a continuous flow of blood.

Answers

Answer:

1. c

2. a

3. c

4. a

5. a

Explanation:

hope they're all right

A placebo is a fake treatment that mimics the experience of the experimental group.
true
false

Answers

Answer:

true

Explanation:

Doctors (or scientists) usually use this to make sure people aren't lying about the experience.

For example, some people might expect that if they take ibuprofen or Tylenol, they won't feel as much pain, so they might make themselves believe that they aren't feeling said pain. If you use a placebo group, you are less likely to have situations like that occur, and so your data becomes more accurate.

how can we prove that the oxygen in glucose comes from co2?
what would you do?
What would your hypothesis be?
what results would you expect to obtain and why?

Answers

Answer:

6CO2 + 6H2O → C6H12O6 + 6O2.

This means that the reactants, six carbon dioxide molecules and six water molecules, are converted by light energy captured by chlorophyll (implied by the arrow) into a sugar molecule and six oxygen molecules, the products.

Explanation:

answer please it's urgent​

Answers

Answer:

WHICH NUMBER THIS HLO?? WHICH question

what are the five useful effects of bacteria

Answers

Answer:

Bacteria help to break down food and keep you healthy. Other good bacteria can produce oxygen are used to create antibiotics. Bacteria are used in food production to make yogurt and fermented foods.

some other examples are

Food processing.

Biotechnology.

Genetic engineering.

Fibre retting.

Pest control.

Explanation:

Answer:

they are the basis of decay and decomposition, which helps waste disintegrate. it`s the only reason earth isnt overrun with biodegradable waste

they enhance soil fertility. ever seen farmer put manure in fertilizer? its bc the bacteria helps plants grow

specific bacterias are used in medicines. there are good and bad kinds, and we use the good kinds to fight bad ones off (antibiotics)

the bacteria in our bodies helps break down the food we digest so that we can absorb the nutrients and excrete waste to keep our bodies healthy

other bodily bacteria can fight off diseases, viruses, etc. this could summarized into the immune system

hope this helps :)

plz hurry ppppppppppppppppppppplllllllllzzzzzzzzzzzzzzz

Answers

Answer:

what do you need help with.

Explanation:

Based on the structures, a student claims that the animal cell contains complex structures that are absent in the bacterial cell. Which statement can the student make to support the claim?
(a) Animal cell contains flagella that aids in locomotion that is absent in case of a bacterial cell.
(b) Nuclear material of the bacterial cell is not enclosed in a nuclear envelope as in case of an animal cell. *
(c) Cytoplasmic content of the bacterial cell is not enclosed in a thick cell wall as in case of an animal cell.
(d) Animal cell contains ribosomes spread across the cell whereas in case of bacterial cell they are clumped together.​

Answers

The answer is b. since bacteria are prokaryotes.

The image shows a vulture soaring over a rocky cliff. The arrows model the different ways energy moves between the sun, atmosphere, and geosphere.

Match each type of energy transfer to the arrows shown in the image. Describe how energy transfer helps the vulture soar above this rocky cliff.

Answers

Given what we know about the way energy moves through the Earth, we can confirm that the vulture uses the hot air currents that result from this movement of energy to soar above the cliff.

The energy from the sun travels through the atmosphere, then into the soil where it is absorbed. The soil then radiates the heat back out into the atmosphere.

Given that hot air rises, this radiated heat causes the formation of hot air currents that the vulture then uses to glide upwards in a circular motion.

The vulture planes over the hot air currents with its wings at an angle to climb, it goes higher the further it wishes to travel given that once at the desired height, it glides downward towards its destination.

To learn more:

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Which of the following is true of the Gulf Stream

Answers

The statement that is true of the Gulf Stream is A.It is a warm current in the Atlantic Ocean.

Gulp Stream helps to  transport warm water which are water that is of moderate temperature from the Gulf of Mexico to  Atlantic Ocean.

Therefore Gulf Stream is of paramount to global

warming as it help to provide fairly or moderate temperatures to nearby  areas.

Inconclusion The statement that is true of the Gulf Stream is A.It is a warm current in the Atlantic Ocean.

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what is photosynthesis

Answers

Answer:

The process by which green plants make their own food (like glucose) from carbon dioxide and water by using sunlight energy (in the presence of chlorophyll) is called photosynthesis. 

Hope it helps you
photosynthesis is the process through which plants use water and carbon dioxide to create their food,

Data becomes reliable when it is replicable and gives evidence without ______

Answers

Data becomes reliable when it is replicable and gives evidence without errors.

(by Benjemin)

7. Compare: Return the arrows to their tray and turn on the Displacement graph. How is the displacement
graph related to the acceleration graph?

Answers

Answer:

to know how many correspond to each tray if we divide the total cookies equally, we need to make a division of the total cookies divided by the amount of trays, that is:

567 cookies / 7 trays = 567/7

= 81

therefore, there will be 81 cookies in each tray

Explanation:

Is the world flat or round explain

Answers

Answer:

Round

Explanation:

we have pictures from outer space to prove it

Round there proof to be shown

Which part of an amino acid is the only one that varies and is what defines its properties?

Answers

Answer:

R group is the part of an amino acid and that is only one that varies and is what defines its properties

Cephalopods dwell in ___.
a.
ponds
b.
oceans
c.
lakes
d.
rivers

Answers

Answer: b. oceans

Cephalopods dwell in oceans

Answer:

b.oceans

Explanation:

Which are examples of passive transport?

Select all that apply

A) facilitated transport
B) dynamic equilibrium
C) osmosis
D) diffusion

Answers

Answer:

osmosis.

Hope it helps you.

se que es inutil esta pregunta pero como curo el hipo

Answers

Opción 1: toma 3 tragos de agua
Opción 2: respira profundo
Opción 3: come algo de azúcar
Estas opciones me han funcionado a mí, espero que se te quite el hipo! :D

(Please hurry; 100 points)
What is the relationship between ribosomes and rough endoplasmic reticulum (ER)?

Rough ER produces the polypeptide chains that ribosomes need to make protein.
Rough ER is the subunit of ribosomes that makes proteins
Ribosomes attached to rough ER make proteins that the rough ER then transports around the cell
Ribosomes transport proteins made by rough ER to the Golgi apparatus.

Answers

Answer:

Ribosomes attached to rough ER make proteins that the rough ER then transports around the cell

Explanation:

Trust me i got you

Ribosomes attached to rough ER make protein that the rough ER then transports around the cell.

What is rough Endoplasmic reticulum?

Rough endoplasmic reticulum (RER), series of associated leveled sacs, part of a nonstop film organelle inside the cytoplasm of eukaryotic cells, that assumes a focal part in the blend of proteins. The unpleasant endoplasmic reticulum (RER) is so named for the presence of its external surface, which is studded with protein-orchestrating particles known as ribosomes.

This element separates it hastily and practically from the other significant sort of endoplasmic reticulum (emergency room), the smooth endoplasmic reticulum (SER), which needs ribosomes and is associated with the union and stockpiling of lipids. RER happens in both creature and plant cells.

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Use the scenario to answer the question.

You observe the growth of a group of plants that have been tipped over.

How will auxin influence cell growth in the roots of these plants?

Auxin will build up on the lower side of the root and inhibit cell growth.

Auxin will build up on the lower side of the root and stimulate cell growth.

Auxin will build up on the upper side of the root and inhibit cell growth.

Auxin will build up on the upper side of the root and stimulate cell growth.

Answers

auxins will build up on the lower side of the lower side of the root and inhibit cell growth.

Auxin is responsible for the growth of cells in the roots of plants. Auxin build up on the lower side of the root which inhibit the cell growth. Auxins have an inhibitory effect on primary root growth. Thus, the correct option is A.

What is Auxin?

Auxin is a plant growth hormone, which promotes cell growth and elongation of the plant. In cell elongation, auxin alters the plant wall plasticity making it easier for the plant to grow upwards. Auxin also influences the rooting in the plant.

Auxins have an impact on the growth of roots. Auxins facilitate the initiation of roots in plants. These hormones induce both growth of root branching (root initiation) and roots that are pre-existing. They also play important role in the formation of the adventitious root.

Therefore, the correct option is A.

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Determine the correct sequence of events to complete a Phylogenetic analysis. I. Nucleotides are stained with a dye II. Use Polymerase Chain Reaction on DNA III. DNA barcode is created IV. Obtain DNA samples V. DNA is run through Gel Electrophoresis A. III, II, IV, I, V B. I, IV, III, II, V C. IV, II, I, V, III D. IV, I, V, II, III

Answers

Answer:

it's  C. IV, II, I, V, III

Explanation:

i have the same question and ot it correct sp i hope this helps :D

Which statement is correct about rough ER and smooth ER?

Answers

you didnt insert the photo or the options so i really dont know how to answer that sorry :(

Label the parts of the onion cell.​

Answers

Answer:i wrote it down and attached a picture

Explanation: the ball in the middle is a nucleus the line around it is the cell membrane and the membrane is filled with cytoplasm

I need help with modeling a carbon cycle, do you mind helping me? :)


Will mark brainliest :D

Answers

Explanation:

The Carbon Cycle

The element carbon is a part of seawater, the atmosphere, rocks such as limestone and coal, soils, as well as all living things. On our dynamic planet, carbon is able to move from one of these realms to another as a part of the carbon cycle.

Carbon moves from the atmosphere to plants. In the atmosphere, carbon is attached to oxygen in a gas called carbon dioxide (CO2). Through the process of photosynthesis, carbon dioxide is pulled from the air to produce food made from carbon for plant growth.

Carbon moves from plants to animals. Through food chains, the carbon that is in plants moves to the animals that eat them. Animals that eat other animals get the carbon from their food too.

Carbon moves from plants and animals to soils. When plants and animals die, their bodies, wood and leaves decays bringing the carbon into the ground. Some is buried and will become fossil fuels in millions and millions of years.

Carbon moves from living things to the atmosphere. Each time you exhale, you are releasing carbon dioxide gas (CO2) into the atmosphere. Animals and plants need to get rid of carbon dioxide gas through a process called respiration.

Carbon moves from fossil fuels to the atmosphere when fuels are burned. When humans burn fossil fuels to power factories, power plants, cars and trucks, most of the carbon quickly enters the atmosphere as carbon dioxide gas. Each year, five and a half billion tons of carbon is released by burning fossil fuels. Of this massive amount, 3.3 billion tons stays in the atmosphere. Most of the remainder becomes dissolved in seawater.

Carbon moves from the atmosphere to the oceans. The oceans, and other bodies of water, absorb some carbon from the atmosphere. The carbon is dissolved into the water.

Carbon dioxide is a greenhouse gas and traps heat in the atmosphere. Without it and other greenhouse gases, Earth would be a frozen world. But since the start of the Industrial Revolution about 150 years ago humans have burned so much fuel and released so much carbon dioxide into the air that global climate has risen over one degree Fahrenheit. The atmosphere has not held this much carbon for at least 420,000 years according to data from ice cores. The recent increase in amounts of greenhouse gases such as carbon dioxide is having a significant impact on the warming of our planet.

Carbon moves through our planet over longer time scales as well. For example, over millions of years weathering of rocks on land can add carbon to surface water which eventually runs off to the ocean. Over long time scales, carbon is removed from seawater when the shells and bones of marine animals and plankton collect on the sea floor. These shells and bones are made of limestone, which contains carbon. When they are deposited on the sea floor, carbon is stored from the rest of the carbon cycle for some amount of time. The amount of limestone deposited in the ocean depends somewhat on the amount of warm, tropical, shallow oceans on the planet because this is where prolific limestone-producing organisms such as corals live. The carbon can be released back to the atmosphere if the limestone melts or is metamorphosed in a subduction zone.

what pigment does animal such as insects have​

Answers

Answer:

Animal such as insecta have porphyrin pigment.

Hope it is helpful....

Easy question :D

What are 3 facts about a alligator?

hehe

Answers

Explanation:

1:Alligators eat their young. ...

2:An alligator's stomach can dissolve bones. ...

3:Alligators have antibiotic blood.

Someone pls help me answer question 13

Answers

Controlled experiment

help is appreciated thank you

Answers

I would be happy to help!!!

Answer:

A. Mice and rabbits

Explanation:

The defintion of a carnivore is an animal that only eats flesh so the only answer that has that is A. Mice and Rabbits.

Have a nice day!!!

B is the right answer

In the following pedigree showing the transmission of Cystic Fibrosis, an
autosomal recessive condition, what must the genotype of the indicated woman
be?

A: FF

B: Ff

C: ff

D: cannot determine


*red circle is affected female*
*blue circle is normal female*
*red square is affected male*
*blue square is normal male*

Answers

Ff or FFim assuming. since shes normal.

In the pedigree showing the transmission of Cystic Fibrosis, the genotype of the marked woman will be FF or Ff. Thus, options A and B are correct.

What is a pedigree?

Pedigree represents the heritable phenotypic trait in the form of charts and diagrams. Cystic Fibrosis disease is inherited by the autosomal recessive alleles and is possible only if the genotype is ff.

The genotype for the woman being normal should not have recessive alleles and only can be heterozygous or purebred dominant. It is possible only if the genotype is Ff and ff.

Therefore, the genotype of the indicated woman will be Ff and ff.

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Why do living things need water, food, and space to live? To maintain homeostasis.

Answers

1.)Food- Food gives organisms energy and the raw materials needed to carry on life processes. Organisms use nutrients from food to replace cells and build body parts.

2.)Water- You could only survive for about three days without water. You get water from the fluids you drink and the food you eat.

3.)Air- Air is a mixture of several different gases, including oxygen and carbon dioxide. Most living things use oxygen in the chemical process that releases energy from food. Oxygen may come from the air or may be dissolved in water.

4.)Habitat- All organisms need a place to live that contains all of the things they need to survive. Some organisms, such as elephants, require a large amount of space. Other organisms may live their entire life in one place.

HELP.
the ending for the top is (if false correct the. then so on) (complementary dna strand for the next) will mark brainlest! ​i couldn't fit all the words on here since its a paper

Answers

Answer:

1. True

- Those are compounds

2. False

-They are actually polar molecules

3. True

-Acids are molecules that give away a type of subatomic particle

4. False

-While they are usually the same, it is not necessary to have equal protons and neutrons. However, the ratio of electrons to protons is always equal. An extra proton in an atom makes a new element and an extra neutron creates an isotope.

5. False

-An isotope is an atom that has gained an extra neutron.

6. True

-Oxygen is more electronegative than most of the halogen elements.

7. True

-Cellulose and starch are both polymers made from a glucose monomer.

8. True

-During DNA replication both strands that make up the double helix are used as a template that new strands copy.

9. True?

- I think the question is referring to a codon/nucleotide triplet, because each base cant specify a single amino acid and nucleotide triplets are made up of three nucleotide bases so id say true.

10. True

-Side chain groups vary in size, shape, charge, hydrophobicity, and reactivity, which makes them unique.

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Find the following for each function f(x)=-2x^2+x-1a.f(0)b.f(1)c. f(-1)d. f(-x)e.-f(x)f. f(x+1)g. f(2x)h.f(x+h)HELP PLEASE Evaluate the function.f(x) = 22 +2Find f(-1) which fastival you don't like ? give reason The formula of calcium chloride is CaCl2, what do those letters and numbers tell you about the compound calcium chloride? Excessive alcohol intake is a dietary risk factor for a.cancer b.diabetes c.atherosclerosis d.diverticulosis In the past, most children who went sledding in the winter snow in Verland used wooden sleds with runners and steering bars. Ten years ago, smooth plastic sleds became popular; they go faster than wooden sleds but are harder to steer and slow. The concern that plastic sleds are more dangerous is clearly borne out by the fact that the number of children injured while sledding was much higher last winter than it was ten years ago.Which of the following, if true in Verland, most seriously undermines the force of the evidence cited?(A) A few children still use traditional wooden sleds.(B) Very few children wear any kind of protective gear, such as helmets, while sledding.(C) Plastic sleds can be used in a much wider variety of snow conditions than wooden sleds can.(D) Most sledding injuries occur when a sled collides with a tree, a rock, or another sled.(E) Because the traditional wooden sled can carry more than one rider, an accident involving a wooden sled can result in several children being injured. If 4/5 = N/1 then N= what is the adverb modifies in the sentence below? The Wright brothers quietly continued their experiments. find one counterexample to show that each conjecture is fake. for two real numbrts a and b, a is either equal to b or greater than b. Use the rational exponent property to write an equivalent expression for Evaluate this design by describing the criteria it does ordoes not meet please help me with my question due tomorrow morning I will like and mark as brainliest for the first correct answer please You are a mechanic who is measuring the valve clearance on a motorcycle engine. The current clearance for one of the valves is 0.30 millimeter (mm). The clearance should be at least 0.18 mm and no more than 0.22 mm. The valve clearance is set by using a spacer that reduces the distance between the cam and the valve by the size of the spacer. Spacers are available in 0.04 mm increments, and the spacer currently in the motorcycle engine is 2.84 mm. Which of the following size spacers, in millimeters, should you use to achieve a correct valve clearance? ______ refers to the strategic use of words and symbols to achieve a goal.a .Transactionb. Declamationc. Interactiond. Rhetoric 2 What benefits can be taken from the rooftop vegetable farming? Discuss and write.first answer will be mark as brainliest 4/3 5/3Answer must be in simplest form. Is the fraction 6 1/4 a natural number, whole number, integer, rational number, or a irrational number?*FYI, I think it is a rational number. Lmk if I am wrong :)* Define intersection of a line I need help on this please. Select the variable for the number of miles traveled last month. Conduct a hypothesis test to determine whether the mean miles traveled last month equals 10,000. Use the .01 significance level. Find the p-value and explain what it means.