explain what is meant by 'double circulation' of blood​

Answers

Answer 1
It is called a double circulatory system because blood passes through the heart twice per circuit. The right pump sends deoxygenated blood to the lungs where it becomes oxygenated and returns back to the heart.
Answer 2

Answer:

♡ hiya there, human! ♡

- double circulation of blood means that the blood passes through the heart two times per circuit.

hope I could help! have a great day.

-madi/madeline

✧・゚: *✧・゚:・゚✧*:・゚✧・゚: *✧・゚:・゚✧*:・゚✧

Explanation:


Related Questions

Respiration uses the two products from ___ to begin the process

1. Photosynthesis
2. Glycolysis
3. ATP

Answers

Answer:

Photosynthesis

Explanation:

can someone help please

Answers

Answer:

The answer is B

Explanation:

Messenger RNA

There are five different types of nucleotide bases found in living things. Which
is an accurate comparison of the bases found in robins and the bases found
in sparrows?
A. Sparrows have only one type of base in their cells; robins have
many
B. Robins and sparrows have different types of bases.
C. Robins and sparrows have different arrangements of the bases.
D. Robins and sparrows have the same arrangement of the bases.

Answers

Answer: the answer is C —> AP.EX

Explanation:

The nucleotide bases are the nitrogenous rings that form the backbone of the nucleic acid. Robins and sparrows have the same bases with different arrangements. Thus, option C is correct.

What are nucleotide bases?

The nucleotide bases or the nucleobases are the fundamental units that together with the sugar molecule and phosphate make the structure of the DNA or RNA.

There is a total of five nucleotide bases divided into purines and pyrimidines based on their ring structures. The purine consists of adenine and guanine, pyrimidine of cytosine, uracil, and thymine.

The bases are universal in organism containing the DNA or RNA but only differs in their arrangements that result in the development of the various traits and characteristics of the organism.

Therefore, in option C. the bases are arranged differently in species.

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A biologist looks at an organism through a microscope. Which of the following observations tells the
biologist that the organisms is eukaryotic?
O The organisms has a cell membrane
O The organisms is unicellular
O The organism moves with flagella
O The organism has a nucleus

Answers

Answer:

O  The organism has a nucleus

O The organisms has a cell membrane

Explanation:

Eukaryotes are organisms whose cells contain a nucleus and other membrane-bound organelles. There is a wide range of eukaryotic organisms, including all animals, plants, fungi, and protists, as well as most algae. Eukaryotes may be either single-celled or multicellular.

The observation that tells the biologist that the organisms is eukaryotic is that organism has a nucleus.

WHAT IS AN EUKARYOTIC ORGANISM?

Eukaryotic organisms are those organisms that possess a membrane-bound nucleus in their cells.

Eukaryotic organisms include members of the following kingdom:

FungiAnimaliaPlants

Therefore, the observation that tells the biologist that the organisms is eukaryotic is that organism has a nucleus.

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Certain hormones , such as follicle stimulating hormone (FSH) and luteinsing hormone (LH) affect the reproductive organs of both males and females . Other hormones, known as _______, have significantly higher concentrations in one gender rather than the other. ______ and ______ are the most critical of these, playing a key role in the development of reproductive systems and gender-specific traits. High concentrations of these hormones in the opposite gender offten result in significant complications. _______ stimulates cells to produce testosterone in males, while in females, this hormone signals an increase in ovulation hormones to prepare for pregnancy. ______ stimulates the production of sperm in males, but signals growth of the ovum in females.

FSH, LH, Androgen's, Estrogen, Prolactin, testosterone

Answers

Answer:

LH, Estrogen, Prolactin, FSH, testosterone

Explanation:

just trust me :-)

Answer:

LH, Estrogen, Prolactin, FSH, testosterone

Explanation:

did it on usatestprep

The pedigree below shows the occurrence of red-green colorblindness in four generations of a family,
Use the information in the pedigree to answer the following question,
COLORBLINDNESS PEDIGREE
Gaston
KEY
Normal anale
Home Demi
Curreale
(H)
Nom Make
Affected Male
Gewoon
Gawration IV
How many individuals have red-green colorblindness in the four generations shown in this pedigree?
12
ОО
07
4

Answers

Answer:

The answer is 4

Explanation:

Bec it is 100%

will mark brainliest

Answers

hahah you don't know this? can't imagine being that dumb must suck.

6. A cell recognizes that it has a damaged
mitochondria. Where would this damaged
organelle go to be broken down?
A. Lysosome
B. B. Vacuole
C. C. Chloroplast
D. D. Cell Membrane

Answers

Explanation:

Cell death, also called apoptosis, is an essential part of life. As cells become old or broken, they are cleared away and destroyed. Mitochondria help decide which cells are destroyed.

A is the correct answer. The lysosome collects broken down cell parts such as broken down mitochondria.

Plz help
.
17.Base your answer to the following question on the diagrams below of two cells, X and Y,
and on your knowledge of biology
B
Cell X
Cell Y
Identify one process that is carried out in cell that is not carried out in cell X.
Your response:

Answers

Answer:

cell y is correct

Explanation:

7) Match who accomplished what with the following options.

a) Charles Darwin
b) Carl Sagan
c) Aristotle
d) Alfred Wallace
e) Stanley Miller

1) ______ He was able to produce organic molecules from inorganic molecules by replicating what he thought to be conditions of early earth's atmosphere
2) ______ He was able to produce ATP (energy) molecules by replicating conditions of early earth's atmosphere.

Answers

Answer:

1. stanley miller

2. carl sagan

Explanation:

List the six kingdoms, characteristics of each, and an example of an organism that belongs in each kingdom.

Answers

Answer:

Plants, Animals, Protists, Fungi, Archaebacteria, Eubacteria.

Explanation: Plant=flower

Animal=deer

Protists=giant kelp

Fungi=mushroom

Archaebateria=Aeropyrum pernix

Eubacteria=E. coli

;)

The six kingdom of the organisms are Plants, Animals, Protists, Fungi, Archaebacteria, Eubacteria.

What is kingdom?

The eight major taxonomic ranks of biological classification. A domain is made up of one or more kingdoms.

Animals, plants, fungi, protists, and archaebacteria and eubacteria are the 6 kingdoms of living things.

Bacterial Kingdoms and Archaean Kingdoms: These are prokaryotic ones and not posses a well developed nucleus. Example bacteria.Protists: These are eukaryotic which can be unicellular or multicellular. Example: amoebaFungi: These are also eukaryotic having single or many cells including yeast. They are not capable of photosynthesis.Plantae: These are photosynthetic eukaryotes which are primary producers. Example all plants.Animalia: these are heterotrophic eukaryotes which include all animals.

Thus, these are the six kingdoms including their characteristics.

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pls help me pls idk how to do this​

Answers

Well, you should think about evaporation, condensation, and precipitation! If you have anymore questions, feel free to ask!

Answer:

Form a concave meniscus.

Explanation:

Putting water in a drinking glass, it will try to climb up the sides just a little bit, forming a concave meniscus.When pouring the water out, you have to visualize that the water still prefers to adhere to the glass than fall down under gravity, so if it at all can, that is what it will do.

What happens when the nucleotides in a DNA synthesis reaction are radioactive?

Answers

If a cell is grown in a medium containing radioactively labeled thymidine--which is one of the nucleotides needed to synthesize DNA--after the first round of replication, all of the DNA molecules will have one labeled strand and one unlabeled strand. Why? Because the radioactively labeled thymidine will be incorporated into the newly synthesized strands. If the cell undergoes ANOTHER round of replication in the same medium, the same sequence of events will occur.

both fish seen here are african zebra cichlids they have two color alleles.

Answers

Answer:

what fishes are you talking about

To what extent do you expect chemical use to correlate with GM crop acreage?

Answers

Answer:

GM herbicide-tolerant crops enable farmers to use certain herbicides that will kill ... of pesticides may mean that we should still work to minimize exposure to ... Alternative, non-chemical forms of pest control that are less toxic

Explanation:

*Psychology* Which IQ range indicates moderate mental ***********?
A.
70–79
B.
52–69
C.
36–51
D.
20–35
E.
19 or below

Answers

Answer IS CORRECT C 36-51

Explanation:

PLATO GANG

The IQ range that indicates moderate mental *********** is A. 70-79.

What is an IQ?

IQ stands for Intelligence Quotient and is a measure of cognitive abilities and intellectual potential. It is determined through standardized tests that assess various cognitive skills, including problem-solving, memory, and analytical thinking.

The average IQ score is set at 100, with scores ranging from 70 to 130 considered to be within the normal range. Scores below 70 indicate varying degrees of intellectual disability, while scores above 130 suggest above-average intelligence.

While IQ scores can provide insight into a person's cognitive abilities, they do not account for other factors, such as emotional intelligence or creativity, that may contribute to overall success in life. It is essential to recognize that IQ tests have limitations and should not be used to label individuals or limit their potential.

This range is considered to be a mild to moderate intellectual disability, indicating limitations in adaptive functioning and potential need for support in daily life activities.

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Which molecule separates the conteins inside of the cell from the contents outside of the cell

Answers

Answer:

Thanks

Explanation:

skannalakanslanwlKsoqnw

What would most likely result if humans stopped burning fossil fuels? Pls help! Taking quiz rn!

A. There would be less oxygen in the atmosphere
B. There would be more carbon dioxide in the atmosphere
C. The greenhouse effect would be stronger
D. Global warming would be decreased

Answers

Answer:

I think the (B) answer is right..

Answer:

The answer issssssss surely D

What is the most likely outdoor temperature of the scene in the photo?
A. -5K
OB. 30 K
C. 30°C
OD. -5°C
SUBMIT

Answers

Answer:it’s d

Explanation:

Answer:

D

Explanation:

I’m a genius

which of the following correctly describes the induced fit process of how enzymes work

1.the substrate binds and the enzyme split apart prior to actiong on the substrate

2. the substrate binds and the substrate changes changes shape and then substrate is acted upon by the enzyme

3. the substrate binds and is immediatelyacted upon by the enzyme

4. the substrate binds and the enzymes changes shape and then the substrate is acted upon by the enzyme ​

Answers

Answer:

The correct answer would be number 2

Explanation:

The correct description of the induced fit process of how enzymes work is;

The substrate binds and the substrate changes shape and then substrate is acted upon by the enzyme ( 2 )

In an Ideal fit model for catalysis, the substrate will bind to a site ( active ) and the substrate bond to the site will change its shape before been acted upon by the enzyme to form a complex ( enzyme- substrate ).

The enzymes ( biological catalyst )does not change shape permanently during the reaction process but it returns to its original shape after the reaction ( end of reaction )

Hence we can conclude that correct description is the substrate binds and the substrate changes shape and then substrate is acted upon by the enzyme.

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People who have Tay-Sachs disease cannot metabolize some lipids effectively. Tay-Sachs is a recessive disorder. A student used a Punnet Square to determine the probability of offspring inheriting the disease. The results from a Punnet Square are 25% TT, 50% Tt, and 25% tt.

Which conclusion can be made regarding the phenotype of the parents based on these results?

The parents must be TT, Tt

The parents must be Tt, tt

The parents must be TT, tt

The parents must be Tt, Tt

Answers

Answer:

The parents must be Tt, Tt

Explanation:

Based on these results, we can conclude that each of the parents will have one dominant (T) and one recessive allele (t). We can prove this by drawing the Punnett square:

     T      t

T    TT   Tt

t     Tt     tt

We can see that the offspring will have the Tt genotype in two cases, the TT genotype in one case, and the tt genotype in one case, as well. Now we need to do some basic math. Two out of four is 50% (Tt - 50%), and one out of four is 25% (TT - 25%, tt - 25%).

This means that the parents must be Tt, Tt.

What are the two sex chromosomes

Answers

Answer:

X and Y

these ur answer sir

Biogeochemical cycles ________.
A) are not essential for life
B) move through abiotic and biotic regions
C) are the result of natural disasters
D) provide the greatest amount of energy for the Earth

Answers

Required Answer:-

[tex]\sf Biogeochemical \:cycles {\underline{Are\:the\:reason\:of\:natural\:disasters}}[/tex]

Learn more:-

Biogeochemical cycle:-

Biogeochemical cycles are the natural pathways by which essential elements of living matter are circulated.It is a contraction that refers to the Biological,chemical aspects of each cycles.

The correct statement about biogeochemical cycles is:

move through abiotic and biotic regions

What are biogeochemical cycles?

They are the connection and movements that exist between living elements (biotic factors) and non-living elements (abiotic factors) in order for energy to flow.

Characteristics of biogeochemical cycles

It is the exchange of chemical elements between living beings and the environment that surrounds them

They involve both the different forms of life (plant, animal, microscopic, etc.), as well as inorganic natural elements and compounds (rain, wind, etc.)

Therefore, we can conclude that biogeochemical cycles deal with a perpetual displacement of matter from one place to another and two parts or compartments can be recognized: the biotic and the abiotic.

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1. True or False? Climate Change refers to major and long-term changes in the average state;
temperature, precipitation, wind patterns, etc. of the Earth's climate.

Answers

Answer:

True

Explanation:

Climate change is a long-term shift in global or regional climate patterns. Often climate change refers specifically to the rise in global temperatures from ... from the sun's rays inside the atmosphere causing Earth's average temperature to rise. ... Throughout Earth's history, climate has continually changed.

1. precipitation

2. weather

3. temperature

4. windward

5. El Niño

6. The Antarctic Circumpolar Current transports warm water from the Pacific Ocean to the northern Atlantic Ocean. This warms the Atlantic Ocean and increases temperatures in the surrounding region. This reduces seasonal fluctuations in European weather patterns. also

I believe the statement that best compares weather and climate is that Weather refers to the atmospheric conditions at a given time while climate refers to the average weather conditions over an extended period of time. Weather reflects short term conditions of the atmosphere while climate is the average daily weather for an extended period of time at a certain location.

Need help! And anyone willing to rp? Hamilton rp?

Answers

The correct answer is A, macromolecule

Answer:

A. And no.

Explanation:

Which of the following has the particles with the least kinetic energy
(motion) of it's particles?

Answers

Answer:

Explanation:

Kinetic energy is dependent on temperature. The higher the temperature the faster the kinetic energy. You didn't give any answer options but choose the one that is at the highest temperature.

which of the following identifies this phenomenon and explains how it is formed

Answers

Answer:

A phenomenon, in a scientific context, is something that is observed to occur or to exist.

Explanation:

Examples of natural phenomena include gravity, tides, biological processes and oscillation.

Social phenomena are those that occur or exist through the actions of groups of humans. there is also difference between it and the natural phenomenon.

natural phenomenon - all phenomena that are not artificial. phenomenon - any state or process known through the senses rather than by intuition or reasoning.

Proteins and carbohydrates have many functions in the body of an organism. Specific proteins and carbohydrates perform specific tasks. Information about

a protein and a carbohydrate is given below.

Ferritin

Ferritin is a protein containing Iron, which is

needed by all living things. Iron is found

In hemoglobin and in cytochromes, which

function in metabolism. Free iron can

damage proteins, lipids, and nucleic acids.

Glycogen

Glycogen is a carbohydrate that consists of

glucose molecules. It can be hydrolyzed as

glucose as needed by an organism.

How are ferritin and glycogen similar in their primary functions for an organism?

O Both store materials needed by the organism.

Both store energy used by the organism.

Both support the structure of the organism.

O Both store information for the organism.

Answers

Answer:

Both store materials needed by the organism.

Explanation:

Proteins and carbohydrates are two biomolecules present in living organisms. They perform varying functions in the body of an organism. According to this question, a specific protein (ferritin) and carbohydrate (glycogen) is described.

Ferritin is a protein molecule containing Iron (Fe). Iron is needed by living organisms as it plays a vital role in organism's metabolism. On the other hand, glycogen is a carbohydrate molecule that is made up of glucose molecules, needed by living organisms.

Based on the description of the two biomolecules provided, they are similar in their primary functions for an organism in the sense that THEY BOTH STORE MATERIALS (glucose and iron) NEEDED BY AN ORGANISM.

What is this graph showing?

Answers

Answer: It's showing the change of the average temperature.

Explanation:

Answer:

location b is cooler than a but gets hotter than a, goes back down lower than a

Explanation:

can someone help me please asapppppppp

Answers

Answer:

Molecule 3

Explanation:

DNA contains Deoxyribose, Phosphate, and 4 bases: Adenine(A), Thymine(T), Guanine(G), and Cytosine(C)

Molecule three contains Deoxyribose, Phosphate, and Guanine, while the others do not.

RNA contains ribose, which is why Molecule 2 is out of the question.

DNA does not contain glucose, henceforth marking Molecule 1 incorrect.

Molecule 4 may seem correct, but recall that DNA contains Deoxyribose, Phosphate, and a base, in this case Guanine(G). This answer contains no Deoxyribose.

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Look at the last stanza in Icaruss Flight. What tone is conveyed here, and how does the poet achieve it? Empareja la descripcin con la definicin. Pair the description with the definition. (4 points)1. Una sopa azteca con maz y tomate2. La influencia de china3. El desayuno oficial hondureo4. Un plato tradicional de Espaa que contiene arroz y carne o mariscosa. Los hombres normalmente cocina la paella.b. El pozole de Jalisco es muy famoso.c. El arroz chufa de Per tiene arroz frito y vegetales.d. La baleada de crema de queso y frijolesspanish speakers Which Figure is a rotation of the Blue Figure?ABCD HELP ME PLEASEEEEE In 2016, the U.S. Department of Agriculture reports that 18,272,100,000 pounds of beef were consumed by people living in the United States. If the population of the United States was 323,400,000, what was the PER CAPITA consumption of beef for 2016? pattern 60 52 44 36 HELPP!! ITS A LOT BUT YOU GET POINTS! Please hurryBase your answer on the passage belowAvian (Bird) FluAvian flu virus H5N1 has been a major concern recently. Most humans have not been exposed to this strain of the virus, so they have not produced the necessary protective substances. A vaccine has been developed and is being made in large quantities. However, much more time is needed to manufacture enough vaccine to protect most of the human population of the world.Most flu virus strains affect the upper respiratory tract, resulting in a runny nose and sore throat. However, the H5N1 virus seems to go deeper into the lungs and causes severe pneumonia, which may be fatal for people infected by this virus.So far, this virus has not been known to spread directly from one human to another. As long as H5N1 does not change to another strain that can he transferred from one human to another, a worldwide epidemic of the virus probably will not occur.3.Identify one event that could result in the virus changing to a form able to spread from human to human. a company employees 100 people, 65 of whom are men. 60 people, including all the women, are paid weekly. how many of the men are paid weekly What is the equation of a line that is perpendicular to 2x+y=4 and passes through the point (2, 8) ? i Think the answer is A or C. Help asap wanna play some among us with me my code is GXUKZF What is the significance of Einsteins famous equation E=mc2 What answer it is . Will mark brainliest Applying compression to an injured area minimizes swelling that forms after an injury?Group of answer choicesTrueFalse first 10 didgts of pi Add and reduce: 1 1/2 + 2 2/3 What is the value of the expression below when x=10x=10 and y=4y=4? 8x-7y 8x7y Discharge of the Colorado River decreases downstream. List and explain TWO reasons why this occurs. Super Scores I am sure all of you know about SAT Superscore. Superscoring is the process by which colleges consider the highest section scores across all the dates a student took the SAT. Rather than confining the scores to one particular date, this approach will take the student's highest section scores, forming the highest possible composite score. Let us solve a generic problem here. Let us start with a sample input and output 2 3 700 800 775 775 800 700 800 800 1600 First line of input specifies 2 sections and 3 takes for this student. So, we need to find the best score for each section across all the test takes & output the best section scores and the corresponding total - next 3 lines show the scores for each section for each take - For this sample input/output, student got 800 in both sections, so the final total is 1600 Your program should be generic to handle any # of sections and any # of takes 2591421130838 5 int main() 6 int nursections, nuntakes, naxScores; cin >> nun sections >> nuntakes; 9 maxScores - new int [numSections); //dynamic memory allocation of arnay! 10 11 // initialize the array 12 for(int 1-e; Icnum Sections; i++) 13 maxScores[1] - ; 14 15 //CODE HERE 16 17 1/output the max score for each section and compute & output total too. 18 int total -e; 19 for(int 1-e; Icnum Sections; 1.) { 20 cout Add the two expressions.3z4 and 2z + 5I need it asap please help!