Fruits evolved primarily as structures specialized to _____.

Answers

Answer 1

Fruits evolved primarily as structures specialized to protect and disperse seeds.

Fruits develop from the ovary of the flower after fertilization and serve as the seed-enclosing organs. Plants have developed this strategy to protect seeds from environmental factors such as predation and to enhance seed dispersal through animals. In order to protect seeds, fruits have evolved a range of physical characteristics, including thickened outer layers, hardened rinds, and spines. Fruits also have sweet and attractive flavors and colors that attract animals.

By consuming the fruit, animals are also consuming the seeds, which pass through their digestive systems and are eventually excreted. This process aids in seed dispersal, as the seeds are deposited in new areas where they can grow into new plants. Therefore, fruits evolved to serve as structures specialized to protect and disperse seeds in a more effective manner, increasing the chances of reproductive success for plants.

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Related Questions

During the process of transcription, which of the following is produced?

A. H2O
B. ATP
C. mRNA
D. DNA​

Answers

A. H2O

B. ATP

C. mRNA

D. DNA​

WHAT IF? What would happen if you put plant protoplasts in pure water? Explain.

Answers

If you put plant protoplasts in pure water, several outcomes can be expected.

Plant protoplasts are plant cells that have had their cell walls removed. When placed in pure water, osmosis occurs. Osmosis is the movement of water molecules from an area of lower solute concentration to an area of higher solute concentration. In this case, the solute concentration inside the protoplasts is higher compared to the pure water surrounding them.

As a result, water molecules will move into the protoplasts through osmosis. This influx of water causes the protoplasts to swell and become turgid. The cell membrane will expand, and the protoplasts may increase in size.

However, if the concentration of pure water is extremely high, the protoplasts can burst due to excessive water uptake. This phenomenon is known as osmotic lysis.

In summary, placing plant protoplasts in pure water can lead to their turgidity and potential bursting if the water concentration is significantly higher.

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Which of the following statements is true concerning diabetes?

A. Type 1 diabetes develops with the body doesn't make insulin or use it properly in
the body

B. Type 2 diabetes is often linked to obesity and presents itself when body cells
stop responding properly to insulin

C. People who have diabetes can usually manage and control it with a healthy diet,
exercise and insulin injections

D. All the above

Answers

It’s D. All the above I’m sure it’s right

the structure of the spleen and lymph nodes are composed mainly of

Answers

The structure of the spleen and lymph nodes are composed mainly of Reticular loose connective

The spleen is the body's biggest lymphatic organ. The spleen is made up of two types of tissue: white pulp and red pulp. It is surrounded by a connective tissue capsule that continues inside to split the organ into lobules. The white pulp is lymphatic tissue made up primarily of lymphocytes that surround arteries.

Lymph nodes are made up of lymph tissue and other types of cells, such as white blood cells (lymphocytes). Lymph nodes and other lymphatic organs such as the spleen and thymus contain lymphocytes, which are unique white blood cells. These may rapidly proliferate and produce antibodies in response to bacteria, viruses, and a variety of other stimuli emitted by dead or dying cells, as well as improperly behaving cells such as cancer cells.

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Full Question

The structure of the spleen and lymph nodes are composed mainly of ______-

Proper lighting is very important for all parts of a food operation. Which of the following is approved to keep light bulbs from shattering and contaminating a kitchen?
All of the above.
Shatter proof glass
Tubes
Diffusers

Answers

Tubes are approved to keep light bulbs from shattering and contaminating a kitchen. Proper lighting is essential in any food operation, and it is crucial to ensure that light bulbs do not shatter and contaminate the food.

Tubes are made of shatterproof materials that can withstand accidental impact, and they are often used in food operations to prevent contamination. In addition to tubes, diffusers, and shatterproof glass are also approved options to keep light bulbs from shattering and contaminating a kitchen. However, tubes are typically the preferred option due to their durability and effectiveness in preventing contamination. By using shatterproof tubes and other approved lighting options, food operators can maintain a safe and hygienic environment in their kitchens, minimizing the risk of foodborne illnesses and ensuring the health and safety of their customers.

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deforestation of japan’s pine woodlands by the timber industry allowed the matsutake mushroom to grow excessively, to the detriment of other species. true or false?

Answers

This is false because matsutake grows under trees, usually hiding under garbage on the forest floor, and forms symbiotic relationships with the roots of many different types of trees.

Matsutake, which is famous for being called "matsutake", is a mycorrhizal fungus that has a symbiotic relationship with trees, especially in many of its habitats, preferring pine trees. They are found in ponderosa pine, lodgepole pine, Maritime pine, Douglas fir, Norway fir, hemlock, tanoak, and Pacific madron. For years, China was the one of the world's largest suppliers of the rare to the delicacy Matsutake. This year, however, prolonged drought and heatwaves in the South severely impacted harvests and pushed up prices. If you dig underneath allotropa, you'll find matsutake mycelium, whether it's fresh red-and-white striped or brown and wilted. This mycelium is white or bluish in color and has the same distinctive odor as the mushroom itself.

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1. What are the organs of the digestive system?
2. What enzyme is found in the mouth and the pancreas?
3. What are the three steps in the digestion of protein?
4. What is the function of the gastric juices in the stomach?
5. What happens in the urethra, ureter, and urinary bladder?
6. What is the function of the following enzymes: amylase, lipase, trypsin and chymotrypsin?
7. Why is the name of the ions produced in the pancreas?
8. What is the function of the excretory system? Name the organs.
9. Describe the structure of the kidney. Mention the parts. In urine formation, what happens in filtration, secretion and reabsorption? 10.Why is it important for mucus to line the stomach?
11.Which two organs are involved in mechanical and chemical digestion?
12. Which two systems expel carbon dioxide?
13. Why would a gallbladder disease affect fat digestion?
14. What is the function of the Enteric Nervous System?
15. If a nerve in the stomach is affected, what symptoms would a person have? (Please help) I t doesn't matter how short the answers are.

Answers

Answer:

1. Esophagus or Oesophagus

2. Stomach

3. Small intestines

4. Large intestine and anus.

The solid organs of the digestive system are:

1. liver

2. Pancreas

3. Gall bladder.

What is the probability that a female offspring of the cross that is shown above would have a recessive allele for Duchenne muscular dystrophy disorder?
0 percent
25 percent
50 percent
100 percent

Answers

Is there an image you could attach? This can’t be answered without seeing the cross shown

A female offspring of the cross has a 100% chance of having a recessive allele for Duchenne muscular dystrophy disorder. The correct option is 4.

What is Duchenne muscular dystrophy?

Duchenne muscular dystrophy is a recessive genetic disease caused by a faulty allele.

Duchenne muscular dystrophy is an X-linked recessive disorder, which means that the gene responsible for the disorder is located on the X chromosome.

This defective allele is found on the X chromosome; females have two X chromosomes, while males have one.

A female with this genetic disorder has a one hundred percent chance of passing on the defective allele to her offspring.

In conclusion, a female offspring of the cross has a 100% chance of having a recessive allele for Duchenne muscular dystrophy disorder.

Thus, the correct option is 4.

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2. What portion of the DNA is also known as a gene?

A. The coding sections

B. The noncoding sections

C. The mRNA strand

D. The polypeptide sequence

Answers

Answer:

the coding sections

Explanation:

non coding sections aren't considered as genes.mainly genes are translated into proteins which show our traits and general features

Which of the following organelles uses carbon dioxide to produce sugars (glucose)?
Answer Choices are
A: Vacuoles
B: Ribosomes
C: Chloroplasts
D: Mitochondria

Answers

Answer: The answer is C!!

Explanation:

Chloroplasts are the organelle in plant cells similar to mitochondria in animal cells. They take in Carbon Dioxide and produce Oxygen for us to breath. This whole process is called photosynthesis. Hope this helps y’all!!!

each of the following molecules move across membranes by simple diffusion except question 1 options: oxygen. fatty acids. water. glucose. carbon dioxide

Answers

Except for glucose, molecules pass across membranes through simple diffusion.

Describe membrane.

The outer boundary of a live cell or maybe a structure of the cell partition is defined by the same light coating. The cytoplasm serves as the mitochondria's external barrier and is enveloped by intestinal epithelium. The four main functions of cellular membranes include detection, communications, and modulation of solute transport all across membrane.

Where are the membranes?

Body membranes are exceedingly specific tissue coverings that coat the surface of the body, line visceral organs, and surround organs inside hollow organs. They can be separated into epidermal membranes and soft tissue membranes. The cell membrane is a thin semi - permeable membrane that is semipermeable. The cellular membranes regulates the materials that flow from and to the cell.

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Explain how a single fertilised egg cell can devolop into billions of different cells in a human adult

Answers

Answer:

A fertilized egg cell is a single cell that can develop into one or more specific types of cells in the body. These cells include neurons, blood cells, skin cells, muscle cells, and many others. This process involves two major steps: differentiation and specialization.

During differentiation, each of the many types of cells in the body has to be developed separately. For example, skin cells have to differentiate into hair follicles, sweat glands, sebaceous glands, and so on. The developing brain cells must differentiate into a specific set of brain cells (neurons) that make up the cerebral cortex. During specialization, each of these specialized cells becomes specialized for its specific function. For example, skin cells specialize to form keratinocytes, which form the outer layer of our skin. Neurons specialize to make connections with other neurons in the brain. Blood cells specialize to carry oxygen throughout the body.

The process of differentiation and specialization is continuous, as new cells are constantly being created and old ones are constantly dying off. This continuous process of change is what allows the body to grow and develop throughout life.

Explanation:

My own original work.

Photosynthesis occurs in cells with?

Answers

Answer:

with the help of chlorophyll.

Explanation:

The green color pigment chlorophyll traps sunlight and this is why photosynthesis occur.

Answer:

chlorophyll

Explanation:

how does a large, complex system like the Earth system operate

Answers

Explanation:

Scientists increasingly view earth as a dynamic system. A combination of interrelated interdependent or interacting parts forming a collective whole or entity

lipoproteins that are primarily sent to skeletal muscles and adipose tissues are called

Answers

Lipoproteins primarily sent to skeletal muscles and adipose tissues are called Very Low-Density Lipoproteins (VLDL).

Lipoproteins that are primarily sent to skeletal muscles and adipose tissues are called low-density lipoproteins (LDL). LDL is often referred to as "bad cholesterol" because if levels become too high, it can increase the risk of developing cardiovascular disease.

LDL particles are smaller and denser than other lipoproteins, and they can easily penetrate the arterial wall and build up as plaque, leading to atherosclerosis. It is recommended that individuals maintain their LDL levels below 130 mg/dL, although an ideal level is below 100 mg/dL. This can be achieved through lifestyle modifications such as a healthy diet, regular exercise, and medication if necessary. In summary, the long answer to your question is that lipoproteins sent to skeletal muscles and adipose tissues are called LDL, and high levels of LDL can increase the risk of cardiovascular disease.


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Asexual reproduction differs from sexual reproduction in that, in asexual reproduction

Answers

huh? wheres the question "Asexual reproduction differs from sexual reproduction in that," so what? what to do?

Answer:

New Organisms Are Usually Genetically Identical To The Parent

Do you think that carbon emissions from humans should be regulated? Why or Why not? Give at least five reasons to support your answer.

Answers

Answer:

yes

Explanation:

because carbon emissions cause issues such as air pollution, ocean acidification, noise pollution, climate change and of course global warming.

Please describe this picture using directional terminology, body planes and body movements.

Answers

The human body is a complex organism and understanding its structure and functions requires a thorough knowledge of directional terminology, body planes, and body movements. In this image, we can see a person performing a side plank exercise which is an effective core-strengthening exercise.

We can also use directional terminology to describe the person's movements. The person is performing a lateral flexion to the side while maintaining an isometric contraction of the core muscles. The movement involves the transverse axis of the body, which runs from front to back, perpendicular to the frontal plane.

In conclusion, this picture shows a person performing a side plank exercise, positioned on the frontal plane and performing a lateral flexion movement. The person is using their core muscles to maintain the position while one arm is supporting their weight and the other arm is extended towards the ceiling.

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how do you expect the period of a planet to change as its average distance from the sun increases?

Answers

Answer:

The closer a planet is to the sun, the stronger the sun's gravitational pull on it, and the faster the planet moves.

CA-Integrated Science 7
Put the levels of organization of an ecosystem in order from smallest (1) to largest (4).
community
ecosystem
1 organism
population

Answers

Answer:

1. 1 organism

2. Population

3. Community

4. Ecosystem

Explanation:

1 organism is just one, for example, just a frog.

Population means that it's many of the same species of animal, so, there are many of the same species of frog.

Community means that there are a small number of many different animals. for example, a frog, a few birds, a few horses, a few beetles.

Ecosystem means that there's a LARGE amount of MANY different living entities. And there is also a food chain.  for example: Plants->PlantEatingInsect->Grashopper->Snake->BaldEagle

That's why, hence, it should be ordered this way.

Thanks!

Answered by: FieryAnswererGT

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Organism
Population
Community
Ecosystem

I hope this helps you
:)

How can a shortage of nutrients harm organisms in an ecosystem? How can an excess of nutrients harm organisms in an ecosystem? Give an example of each scenario to support your answers.

Answers

Answer:

Explanation:

Shortage of nutrients in an ecosstem can harm an organism because when nutrients are scarse or very limited for organism and did not meet up with the organism requirements, there will be reduced metabolism and this can cause malfunction. Shortage of nutrients can lead to decline in growth and can lead to spring up of some diseases in the organism because enough nutrients us not available for good metabolic processes and fight diseases.

For example when an organism is deficient in vitamins and carbohydrates, the organism will not have energy to power metabolic processes and for it's activities and vitamins deficient will make the organism not to have the ability to fight against disease.

Too much of nutrients also affect organisms negatively. When there is much build up of nutrients, it can be harmful to the organisms and restrict metabolic processes.

For example too much of nutriwnts like too much of fat can block blood artieries and veins and thus can lead to inability of blood to flow .

The selective re absorbtion in the loop of henle is under control of ?

Answers

Answer:

because it control the recovery of  eater and sodium chloride from urine.this function allows production of urine that  is far more concentrated than blood , limiting amount of water needed as intake for survival

Explanation:

What U.S regions would you recommend against placing spotters?

Answers

Answer:

I would reccomend the southeast region against placing spotters.

Explanation:

Answer:

I would recommend the northeast and nortwest region of the us against placing spotters.

Explanation:


The picture models a cellular metabolic process. The main purpose of this
process is to produce — *

Phosphate groups
ADP
Unseeable energy
Water

The picture models a cellular metabolic process. The main purpose of thisprocess is to produce *Phosphate

Answers

useable energy

this is because the whole process is transferring energy and matter for a purpose. here the purpose is useable energy. ADP, water and phosphate groups are all part of the process of generating the useable energy

Please Help!!!!
There are prerequisites for natural selection to take place. Can you identify them Check all that are correct?


What are the prerequisites for natural selection to take place?


1) In a given population genetic variation must exist.

2) Variations within a population are always the result of DNA mutations.

3) In a given population, more offspring are produced than can survive.

4) Reproduction within a population is differential.

5) In any population natural selection can only occur if there is s3xual reproduction.

6) Inherited traits that provide an advantage will lead to death and possible extinction.

Please Help!!!!There are prerequisites for natural selection to take place. Can you identify them Check

Answers

Answer:

1 and 3

Explanation:

Answer:

1,3 &4

Explanation:

I took the test

Why are decomposers classified as heterotrophs?

Answers

Answer:

Becuase they break down and feed on organic molecules (the remains of dead organisms) and release inorganic molecules

Explanation:

How does the H+ concentration create ATP

Answers

Answer:

Low pH increases the concentration of base causing mitochondria to pump out H+ to the inter membrane space leading to ATP production. The high external acid concentration creates an increase in H+ in the inter membrane space causing an increased in ATP production by ATP synthetase.

See the image and answer for 20 points! :)

See the image and answer for 20 points! :)

Answers

The eukaryotic mitochondrial dismutase is most similar to the E. coli dismutase with manganese as they share the highest number of similar amino acid sequences, 21.

How does the amino acid data support the endosymbiotic theory?

The amino acid data provided support the endosymbiotic theory as it shows that the mitochondria of eukaryotes were once free-living bacteria.

c. To calculate the allele frequencies for the eukaryotic mitochondrial dismutase MnSOD we can use the following formula: allele frequency = (2 x number of homozygotes) + (number of heterozygotes) / (2 x total number of individuals).

For the 1985 population:

A allele frequency = (2 x 72) + 221 / (2 x 475) = 0.35

V allele frequency = (2 x 182) + 221 / (2 x 475) = 0.65

For the 2015 population:

A allele frequency = (2 x 98) + 235 / (2 x 512) = 0.34

V allele frequency = (2 x 179) + 235 / (2 x 512) = 0.66

We can compare the A allele frequency between the two populations to see if there was a change.

It appears that the A allele frequency slightly decreased from 0.35 to 0.34 over the 30-year period, while the V allele frequency slightly increased from 0.65 to 0.66.

d. Morphological evidence can be unreliable in constructing phylogenetic trees because morphological traits can be influenced by environmental factors and convergent evolution.

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An ecosystem that offers many different niches...? A. Can support many different species B. Usually only supports insect life C. Supports animal life but not plant life

Answers

Different niches have many different species. The answer is A

An ecosystem that offers many different niches can support many different species. Therefore option B is correct.

An ecological niche refers to the specific role and position that a species occupies within an ecosystem. It includes the species' interactions with other organisms, its habitat requirements, its feeding preferences, and its overall contribution to the ecosystem.

Different species have different niches, which allows for the coexistence of multiple species within an ecosystem.

When an ecosystem provides a wide range of niches, it offers diverse opportunities for various species to thrive. Each niche represents a unique set of resources and conditions that can be utilized by specific species.

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Which best describes an adaptation that could be found in a fish that lives in a slow-flowing stream?
the ability to attract prey by glowing
extra gills, for oxygen extraction
O the ability to grow larger
extra fat, for warmth​

Answers

Cold blooded animal that  lives its whole life in the water and breathes with gills, lays eggs in the water, has fins and is covered with scales (ex. goldfish)please mark me as brainliest

Answer:

My best guess is B!!! Sorry if im wrong!!!

Explanation:

Hope this help!! <3

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