Why is flower is reproductive organ​

Answers

Answer 1

Answer:

The primary purpose of a flower is reproduction. Since the flowers are the reproductive organs of plant, they mediate the joining of the sperm, contained within pollen, to the ovules — contained in the ovary. Pollination is the movement of pollen from the anthers to the stigma.


Related Questions

How is glucose conserved during cellular respiration?

Answers

Specifically, during cellular respiration, the energy stored in glucose is transferred to ATP (Figure below). ATP, or adenosine triphosphate, is chemical energy the cell can use.

Give an example of how biotechnology might be used to cure disease.

Answers

Answer:

Biotechnologies may be used to study the genetic material of viruses and bacteria to determine whether a disease is caused by particular disease-producing agents. Its techniques are also used to understand how genetic factors contribute to human disease.

Explanation:

Answer:

These products help treat and prevent diseases. From the Ebola vaccine to mapping human DNA to agricultural impacts, medial biotechnology is making huge advancements and helping millions of people. Some of the most recent uses of biological tech is work in genetic testing, drug treatments, and artificial tissue growth.

Explanation:

Recall that the normal range for the hematocrit for a female is 37 - 47%, and the normal range for the hemoglobin level for a female is 12 - 16 g/100 ml. Describe hemoglobin and hematocrit values for the female with iron-deficiency anemia. Recall that the normal range for the hematocrit for a female is 37 - 47%, and the normal range for the hemoglobin level for a female is 12 - 16 g/100 ml. Describe hemoglobin and hematocrit values for the female with iron-deficiency anemia. They were both below normal. The hemoglobin was normal, and the hematocrit was below normal. They were both normal. The hemoglobin was below normal, and the hematocrit was normal.

Answers

Answer:

The hemoglobin was below normal, and the hematocrit was normal.

Explanation:

Hemoglobin is an essential protein in the bloodstream, as it is primarily responsible for the transport of oxygen throughout the body. It is also responsible for the red coloration of the blood, as it is present in the red blood cells. The hematocrit, in turn, is a laboratory parameter to determine the amount of red blood cells in the blood and also to determine the total blood volume.

Although the results presented by the hematocrit are important in determining whether a person has anemia, women with normal hematocrit values may be anemic, primarily because the hematocrit results may be associated with the amount of water in the blood. What is essential to determine if a woman is, in fact, with anemia, due to iron deficiency, is the hemoglobin values that are below normal.

What mechanisms of evolution could be involved in the evolution of wolves and dogs? *

Natural Selection and Genetic Drift
Diffusion and Osmosis
Photosynthesis and Cellular Respiration

Answers

Natural Selection and Genetic Drift

evolution refers to the change in the characteristics of a species over several generations and relies on the process of natural selection.

there are four types of mechanism of evolution:

natural selectiongenetic driftgene flowmutation

the mechanism of evolution could involved in the evolution of wolves and dogs are:

natural selection and genetic drift

natural selection favored wolves that were bold and friendly. bold and aggressive wolves would be killed and hence unable to breed. this allowed bold and friendly dogs to breed, which was key to eventual evolution into dogs.    

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Of the 3 phases of water (solid, liquid, and gas), which
has the greatest density due to the positions of the
water molecules?

a) liquid
b) solid
c) gas

Answers

Answer:

solid

Explanation:

Matter in solid state have the highest density, with the molecules tightly packed together.

Answer:

Water has a higher density in the liquid state than the solid, so ice cubes float.

plz mark me as brainliest.

Im a well developed paragraph, give a concrete examples that illustrate why the United States should regulate trade.

Answers

I don’t think anyone is doing this

name two disaccharides which are reducing sugar​

Answers

Answer:

lactose and maltose

Explanation:

only sucrose is a non reducing sugar

Answer:

Two reducing disaccharides sugar : Lactose and maltose.

how is electricity generated in Minnesota recently?

Answers

Answer:

Almost all the rest of Minnesota's electricity generation comes from wind, which supplied 19% of the state's electricity net generation in 2019, and natural gas, which fueled 18%. Smaller amounts of electricity are generated from solar energy, biomass, and conventional hydropower.

Explanation: Hope this Helps:)

(Will give brainliest if correct and no links) Based on the image in figure 2, would the creation of one type of kidney cell be sufficient in forming a functioning kidney? Explain why?

Answers

Answer:

Yes.

Explanation:

The creation of one type of kidney cell will be sufficient in forming a functioning kidney because one type of cells allow the kidney to perform its one function i.e. filtering of blood. Epithelial stem cells are the cells that is responsible for the function of a kidney. The kidneys have only epithelial stem cells which performs only one function which removing water material, excess salts and water from the body. so we can say that one type of kidney cell is sufficient for the functioning of kidney.

Which is of the following is necessary for natural selection? 1. There must be a shortage of food 2. There must be a change in the environment, causing individuals to change 3. There must be some genetic differences among the individuals of a species 4. all of the above

Answers

Answer:

It's 3!

Explanation:

There must be genetic differences so the best fitted organisms will survive. If they were all the same then no one would be best fitted and Natural Selection wouldn't be able to occur

It's not 1 because a food shortage isn't required, there's always competition for food sources

It's not 2 because there doesn't need to be a change in the environment for natural selection, just for evolution.

And it can't be 4 if 1 and 2 are wrong!

Hope this helped!

SOMEONE HELP ME PLSSSS IT'S AN EMERGENCY :(((

Answers

Answer:

I belive the answer is  C

Explanation:

What happens to the heat and moisture from the ocean?
a.) They rise into the atmosphere
b.) They sink into the warm deep current
c.) They become precipitation
d.) They move parallel to the hurricane

NEED ASAP!!

Answers

Answer:

The answer is A

Explanation:

When water molecules are heated, they exchange freely with the air in a process called evaporation. Ocean water is constantly evaporating, increasing the temperature and humidity of the surrounding air to form rain and storms that are then carried by trade winds.

The answer to your question is A

dna replication

aaccagaccca
ttggtctgggt

Answers

Answer: dna replication happens in interphase before the mitosis

Explanation: During interphase the cell’s DNA inside the nucleus replicates forming two strands of DNA or chromosomes. In the interphase the DNA replicates in the S phase. Don’t confuse with G1 since in G1, which comes before S phase, replicates the cellular contents needed for this process

Why are the carbonate ion level in the water decreasing?

Answers

Answer:

Carbon dioxide reacts with seawater to form carbonic acid, which releases hydrogen ions, reducing pH.The additional hydrogen ions released by carbonic acid bind to carbonate (CO32-) to form bicarbonate (HCO3–), decreasing the amount of carbonate in the water.

Lilly and her lab partner, Alberto are investigating factors that influence the rate of photosynthesis. They know that any change to the reactants in photosynthesis could have an effect on the production of glucose and oxygen. In doing some research, the pair comes across the data shown above. They decide to brainstorm possible variables they could change in their experiment that could increase the rate of photosynthesis. Evaluate their list of possibilities. Based on the data and your knowledge of photosynthesis, what would you advise Lilly and Alberto to consider changing in their experiment if they wanted to increase the rate of photosynthesis? Choose ALL that apply.

Answers

Answer:

A and B

Explanation:

The correct answers would be A, B, and E. Hope this helped. Have a nice day :D

why do large organisms require a transport system?​

Answers

Answer:

Larger animals have a lower surface area to volume ratio. This means they need transport systems like our circulatory system and exchange surfaces like our lungs or fish gills. In single-celled organisms such as protists, and small multicellular organisms, essential molecules will move to where they're needed by diffusion.

Explanation:

Answer:

As the size of an organism increases, its surface area to volume ratio decreases. ... Large multicellular organisms therefore cannot rely on diffusion alone to supply their cells with substances such as food and oxygen and to remove waste products. Large multicellular organisms require specialised transport systems.

Explanation:

Please help me
Which means a change in position?

A. force
B. speed
C. velocity
D. motion

Answers

Answer:

D. motion

Explanation:

Force is something that acts on an objects (e.g gravity)

Speed is how fast something moves

Velocity is sort of like speed and is the rate of change of an objects position

in pea plants, purple are dominant to white.
complete the chart showing the genotypes and phenotypes possible.

someone help me i’m kinda lost on how i do this

Answers

Answer:

PP (genotype) - Purple (Phenotype)

Pp (Genotype - Purple (Phenotype)

pp (Genotype) - White (Phenotype)

Explanation:

The genotype allele combinations, in order to for purple to be dominant there are three possible genotypes

*Capital P represents a purple dominant allele

*Lowercase p represents a white recessive allele

(Alleles are the variants of a certain gene, ex: brown eyes, green eyes, etc. )

A Dominant always overpowers the recessive, the only way for a recessive to show would be to have two recessive alleles from both parents

ex: Green eyes recessive to Brown

B - Brown       bb = green eyes (from dad)  

b - green       bb = green eyes (from mom)  

this means that their child would have green eyes because there is no brown present

So for your pea plants to be purple

Pp = Purple      pp = white

PP = Purple    (yes there can be white recessive present, it just might not appear as a plant because of the percent of purple)

The colors or observations we see as the plant are the phenotypes

so the colors I have listed would be the phenotypes

Don't get alleles and phenotypes confused, alleles are the various forms of a gene, and phenotypes are what we see when the gene is brought through.


In a typical forest, how much natural waste is made in one year?

20cm

40cm

60cm

Answers

I guess it’s 20cm because the soil in the forest decomposes most of the waste produced

please help i am giving away brainiliest for the best answer


Which of these words describes diseases that are spread from one organism to another?


A. genetic


B. inherited


C. infectious


D. noninfectious


No dam links

Answers

Answer:

C. infectious

Explanation:

Please helppppppp!!!!

Answers

answer : moon

explanation :
the only logical answer

is the transforming factor made of proteins?

Answers

Answer: Understand about transformation as part of this. ... Is protein the transforming factor? protein-destroying enzymes---made the strains grow so concluded that protein doesn't transform because the bacterial colonies were still transformed. He concluded that protein could not be the transforming factor.

Explanation:

Why do we exhale more carbon dioxide than we inhale?

Answers

Answer:

When we exhale, we breathe out less oxygen but more carbon dioxide than we inhale. The carbon we breathe out as carbon dioxide comes from the carbon in the food we eat. The carbon dioxide is dissolved in the blood, carried to the lungs by the circulation, and breathed out.

Answer:

because our bodies take in O and put out  CO2

Explanation:

O is Oxygen

and CO2 is Carbon dioxide

The diagram below shows two processes, P and Q, in the carbon cycle.



Which of these statements best describes the processes P and Q?

P shows diffusion and Q shows weathering.
P shows weathering and Q shows diffusion.
P represents combustion and Q represents decomposition.
P represents decomposition and Q represents combustion.

Answers

Answer:

P shows diffusion and Q shows weathering.

Explanation:

The process shown in the image attached to this question is a part of the carbon cycle. Based on the image in this question, atmospheric carbon enters the ocean in a process called P while carbon deposited in limestone is released into the atmosphere via a process called Q.

- Atmospheric carbon which is carbon dioxide (CO2) enters the surface of the ocean via a process called DIFFUSION, hence, process P shows diffusion

- Also, for the carbon in limestone to be released into the atmosphere, the limestone has to be broken down in a process called WEATHERING. Hence, process Q shows weathering.

PLEASE HELP WITH MY BIOLOGY

Answers

answer is the second option by the way :)) !

What cell function can fail resulting in cancer development?

Answers

Answer:

cell division

Explanation:

Cancer is unchecked cell growth. Mutations in genes can cause cancer by accelerating cell division rates or inhibiting normal controls on the system, such as cell cycle arrest or programmed cell death. As a mass of cancerous cells grows, it can develop into a tumor.

Hope this helped!!!

A behavioral or physical adaptation is something ___
helps a species survive
makes a species prettier to look at
makes a species become extinct
prevents a species from surviving

Answers

Answer:

Explanation:

The answer is

helps a species survive

Answer:

helps a species survive

Explanation:

which type of muscle do you control voluntarily

Answers

ANSWER ——>(Skeletal muscle) fibers occur in muscles which are attached to the skeleton. They are striated in appearance and are under voluntary control.

Answer:

Skeletal

Explanation:

A(n)\ is a system composed of living organisms and their interaction with the surrounding environment, where the main focus is the interaction and relationship between species .
1.habitat
2.biome
3.environemnt
4.ecosystem

Answers

Answer:

The correct answer is 4.ecosystem.

Explanation:

An ecosystem is a system, that is, a set of elements that interact with each other, in which such elements are: physical environment, living beings and their interactions (predator-prey, parasite-host, competition, symbiosis, pollination, distribution of seeds , etc.) The interrelation between living beings (competition, parasitism, etc.) occurs through cycles of matter and energy flows on which the functioning of the entire ecosystem depends.

Which is an example of genetic diversity? PLS HELP temperate rain forest and a tropical rain forest bees, jack rabbits, diamondback rattlesnakes bacteria, garter snakes, tigers variations in a flock of starlings

Answers

Answer:

temperate rain forest and a tropical rain forest bees.

Explanation:

The temperate rain forest and a tropical rain forest bees is the example of genetic diversity because the same organisms has different features which allows them to live in different climatic conditions due to their variation in genetics. The environment of temperate rain forest is different from tropical rain forest so the bees specie that live in both environment are different from one another in their genetic makeup and which is an example of genetic diversity.

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Choose all that are like terms with 5x.10x-2.-7x3x^2-66x^40.5x How do river systems, watersheds, and divides interact? Jessica had 8 sheets of paper. Water spilled on 2 sheets, so she threw them in the recycle bin. She drew 7 stars on each remaining sheet. How many stars did Jessica draw? The Compromise of 1850 resolved the issue of slavery in Utah and New Mexico through what is the value of 5 in 13,542 plz help A water pipe having a 4.00 cm inside diameter carries water into the basement of a house at a speed of 1.00 m/s and a pressure of 167 kPa. The pipe tapers to 1.4 cm and rises to the second floor 7.8 m above the input point. What is the speed at the second floor Which describes the narrator's perspective in Shania's Diary? A contested presidential electionThe Compromise of 1877 resolved the tumult that had arisen following the 1876 presidential election. In that election, Democratic candidate Samuel J. Tilden of New York won 247,448 more popular votes than Republican Rutherford B. Hayes of Ohio. But the electoral votes in the three southern states of Florida, Louisiana, and South Carolina were disputed. For almost four months, from November into late February, tensions remained high as the question of who was to become the nations next president remained unresolved. Rutherford B. Hayes won the contested election of 1876 as a result of the Compromise of 1877. Image courtesy Library of Congress.In January 1877, Congress established a 15-member Electoral Commission to resolve the issue of which candidate had won the contested states. The commission voted 8-7 along party lines to award the votes of all three states to Hayes. As the commission deliberated, members of Congress and others made their own efforts to end the crisis, but no written, formal agreements resulted. The presidency in return for home rule in the South. During Reconstruction, the period after the Civil War when the South reorganized its political, social, and economic systems to account for the end of slavery, federal troops occupied the South. These troops served to guarantee African American men's right to vote, and the Republican-controlled federal government would only end the military occupation when states rewrote their Constitutions to recognize the citizenship and voting rights of African American men. White Southerners generally despised these troops, and wanted an end to the intervention of the federal government in the South. The Compromise of 1877 gave white Southerners their chance to stop the military occupation of the South. In the compromise, Southern Democrats agreed not to block the vote by which Congress awarded the contested electoral votes to Rutherford B. Hayes, and Hayes therefore became president. In return, Republicans agreed to withdraw federal troops from actively intervening in the politics of Louisiana and South Carolina (the last two states occupied by federal troops). Accordingly, within two months of becoming president, Hayes ordered federal troops in Louisiana and South Carolina to return to their bases. Cartoon showing a Southern veteran and a Northern veteran (missing a leg) shaking hands over a tombstone that reads "In Memory of Union Heroes in a Useless War." In the background, an African American family kneels in chains. This Thomas Nast cartoon, published in 1864, suggested that compromising with the South was tantamount to betraying the Union dead. Image courtesy Library of Congress. The removal of the federal soldiers from the streets and from statehouse offices signaled the end of the Republican Partys commitment to protecting the civil and political rights of African Americans, and marked a major political turning point in American history: it ended Reconstruction. Another important part of the Compromise of 1877 was that Republicans agreed to home-rule in the South. Home-rule meant that the Republican Party would refrain from interfering in the Souths local affairs, and that white Democrats, many of them racist, would rule. Southern Democrats, for their part, pledged that they would recognize the civil and political equality of blacks. They did not subsequently carry through on this promise but instead disfranchised black men from voting and imposed Jim Crow segregation across the South. In all, with the Compromise of 1877, the Republican Party abandoned the last remnant of its support for equal rights for African Americans in the South. With the withdrawal of federal troops went any hope of reconstructing the South as a racially-egalitarian society after the end of slavery. As Henry Adams, a black Louisianan, lamented, The whole Southevery state in the Southhad got into the hands of the very men that held us as slaves. In the aftermath of the Compromise of 1877, a few African Americans in some areas of the South continued to vote and serve in government offices into the 1890s, but the Compromise of 1877 marked the effective end of the Republican Partys active support of civil rights for black Americans. Southern states rapidly passed laws disenfranchising African Americans and implementing racial segregation.1. What did the Compromise of 1877 mean for African Americans?2. Did the white Southern Democrats who promised that they would recognize civil and political rights for African Americans as part of the Compromise of 1877 hold true to this promise?3. 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