In chloroplasts, when the two photosystems work in series, electrons ejected from the photosystems do not return to them, which is known as ______. Multiple choice question. oxygenic photophosphorylation cyclic photophosphorylation noncyclic photophosphorylation NADPH based photophosphorylation

Answers

Answer 1

When electrons do not return to the photosystems, it is because of a process known as oxygenic photophosphorylation, a process that is key to photosynthesis.

Photosynthesis is the process by which plants get their energy. This process involves many steps taken in order to turn energy from light, into sugar and molecular energy known as ATP, needed for plants to survive. This process uses a variety of important and complex steps, among which is included oxygenic photophosphorylation.

Oxygenic photophosphorylation is one of the key processes to photosynthesis. It involves the use of photosystems one and three, located in the thylakoid membrane of plant cells, in order to produce NADPH and ATP. These systems enter a state of photoactivation, releasing an electron to be carried by the NADPH molecule towards the Calvin cycle where the electron can be placed onto a carbon atom, for long-term storage, often as a carbohydrate.

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In Chloroplasts, When The Two Photosystems Work In Series, Electrons Ejected From The Photosystems Do

Related Questions

which statement about food production since 1960 is true?

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Answer:

During this time our food production has grown even faster than our population

Explanation:

hope this helps you if it does please mark brainiest

In bakery when _______ is added to the dough for preparing bread, the dough rises

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Answer:

Yeast

Explanation:

yeast causes dough to rise when combined.

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plz answer correctly. thank you.

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Answer:

Mitosis and cytokinesis

Explanation:

Answer:

see below

Explanation:

1) A- Interphase and mitosis

2) Interphase


need help on #3: number the following structures in the oder in which blood passes through them - start with the valve through which blood exits from the right atrium.

Answers

The order is tricuspid valve, right ventricle, p. valve, p. artery, lungs, left atrium, mitral valve, left ventricle, aortic valve, aorta, tissues and vena cava.

What is blood passage?

The blood passage refers to the passage of blood cells in the bloodstream of the circulatory system.

The tricuspid valve acts to avoid the regurgitation of the blood cells in the circulatory system.

The pulmonary valve is a channel located between the right ventricle and the pulmonary artery.

In conclusion, the order is tricuspid valve, right ventricle, p. valve, p. artery, lungs, left atrium, mitral valve, left ventricle, aortic valve, aorta, tissues and vena cava.

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differentiate bw jellyfish and hydra​

Answers

Explanation:

The polyp form is found in the genus hydra, whereas the most typical form of Medusa is found in the group called sea jellies"(jellyfish).

Are Dolphins social animals?

What are similarities and differences with other mammals

Any other interesting facts are welcome

Answers

Answer:

yes

Explanation:

yes twwnt y minutes long dolpin exercise tuna disg

Answer:

Yes

Explanation:

Dolphins are highly sociable mammals that establish close links with other individuals of the same species and even with dolphins of other species sometimes.

Similarities is that they live in water and they are Viviparous (animals that are born out of the womb)

Like every mammal, dolphins are warm blooded.

Unlike fish, who breathe through gills, dolphins breathe air using lungs.

the thin strand of pia mater that helps to anchor the spinal cord to the coccyx is the

Answers

Answer:

filum terminale

The filum terminale is a thin strand of pia mater that helps anchor the conus medullaris to the coccyx

which sentences below correctly defines respiration

A: release engery from food

B: inhaling and exhaling

C:removal of metabolic waste

D:producing an offspring to continue their species​

Answers

Answer:

Its B

Explanation:

Respiration: The act of inhaling and exhaling air in order to exchange oxygen for carbon dioxide.

Please answer !! 16 points

Answers

I believe it’s water

the hershey and chase blender experiment was designed to

Answers

Answer:

Hershey and chase sought to determine if the replicating piece of phages that entered bacteria during infection, the genetic parts, were solely DNA.

Explanation:

Help, needed. Its for a grade and im confused.

Answers

Answer:

Point Y

Explanation:

When the ball has the greatest potential energy, it has the most movement/it's at it's fastest. You can easily figure out these questions usually by picking the point that is lowest on these ramps. If two points are at the same level, pick the point that leads from the ball going down the steepest ramp.

Answer:

Point Y

Explanation:

I do not understand this. It is about "Membrane Transport".

Answers

Osmosis is taking place?

what are the two characteristics of the maturity principle?

Answers

Answer:

The Maturity Principles: People tend to become more agreeable, emotionally stable, and socially dominant as they grow older. The Plasticity principle: While personality traits tend to be stable, they are not set in stone.

Explanation:

which statement best explains the orientation of the phospholipid molecules in this model?

Answers

Answer:

B.) The hydrophilic phosphate groups of the phospholipid molecules are attracted to the aqueous internal and external environments.

Explanation:

Hope This Helps! :)

when did anton van leeuwenhoek invent the microscope

Answers

Answer:

1666

Explanation:

Guys please help me this is my second time asking the same thinggg pls

How are coastal ecosystems a major source of oxygen for the rest of Earths waters?

Answers

Answer:

The ocean produces oxygen through the plants (phytoplankton, kelp, and algal plankton) that live in it.

Explanation:

These plants produce oxygen as a byproduct of photosynthesis, a process which converts carbon dioxide and sunlight into sugars the organism can use for energy. (hope this helps <3)

what happens to the i band when the sarcomere contracts

Answers

Answer:

The A band stays the same width and, at full contraction, the thin filaments overlap. ... The I band contains only thin filaments and also shortens. The A band does not shorten—it remains the same length—but A bands of different sarcomeres move closer together during contraction, eventually disappearing.

What happens to the population of lynx as the number of snowshoe hares decreases?

Answers

The lynx population decline follows the snowshoe hare population crash after a lag of one to two years.

Sorry if I am wrong, let me know if there were any choices.

In living organisms the cell
cycle is closely regulated.
What do you think will
happen if cell division is not
controlled?

Answers

Answer:

Explanation:

Disruption of normal regulation of the cell cycle can lead to diseases such as cancer. When the cell cycle proceeds without control, cells can divide without order and accumulate genetic errors that can lead to a cancerous tumor

The cell life cycle is controlled meaning that:

The reproduction of the cell is controlled.

The cell has a "programated death" meaning that at some point, all normal cells die.

If there is a problem with these (uncontrolled reproduction or cells that just not die) a tumor will appear.

Where the tumor is just a mass of these cells that reproduce uncontrolled and that don't die naturally.

So the thing that happens if cell division is not controlled, is that a tumor will appear.

How do most terrestrial primary producers make their own food?

Answers

Answer:

Primary producers like plants make their own food by doing something called photosynthesis. ... Leaves of plants absorb light from the sun. Leaves of plants also absorb the air that people breathe out, called carbon dioxide. Leaves of plants also absorb water.

Explanation:

something called photosynthesis

Which question is a nonscientific question?
Why are roses the best flowers.
Does the color of a rose affect how long it blooms.
Will a rose plant bloom faster if it is fertilized.
Do rose plants grow faster in higher temperatures.

Answers

Answer: What roses are the best flowers is a non-scientific question.

Explanation: What flower is better is determined by personal opinion. I might think the red roses are prettier and you might think the white ones are. Where all the other questions can be tested all equally and it is not an opinion.

Answer:

why are roses the best flowers

how necessary is it for us to know about earthquakes, its nature, its effect, and its origins?

Answers

Answer:It’s important for us to know about earthquakes, so we’re prepared for them.

Explanation: For example, knowing where to hide or how to protect your body will prepare you for this dangerous event.

is a grasshopper a herbivore carnivore or omnivore

Answers

Grasshoppers are well-known plant-eating insects that are herbivores.

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Although the primary trait of grasshoppers is herbivory, it is important to note that under certain circumstances, particularly when resources are limited, some species may engage in cannibalism. However, they are clearly classified as herbivores because of their overall diet and ecological function in the ecosystem.

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PLZ HELP ASAP(giving 80 points):
2. Write a micro-theme(short paragraph 100-300 words) using and explaining the following terms.
a. "Survival of the fittest"
b. Adaptation
c. Evolution

Answers

Answer:

The process through which creatures evolve is known as evolution. Mutations cause genetic variety throughout populations, and the ecosystem works with this diversity to select people who are most suited to their surroundings. Eventually, a species can develop into a plethora of others; as a theory suggests that sapiens started as monkeys but evolved into the humanoid beings that we are today. In biology, adaptation is the procedure where a species fits to its habitat; it is the outcome of natural selection acting on hereditary diversity over numerous generations. Survival the fittest is a saying that suggests the fittest survive, not the weak. This is commonly seen in everyday life, whether with humans, animals, plants, it holds the same meaning. An example would be that a person in better physical and mental health would go farther and live longer than one with weak physical and mental health.

The concept of "survival of the fittest" is a key tenet of evolution, which refers to the idea that individuals with traits that provide them with a competitive advantage in their environment are more likely to survive and reproduce than those without these traits. This process of natural selection leads to the gradual accumulation of beneficial traits in a population, resulting in adaptation and evolution over time.

What is adaptation?

Adaptation refers to the process by which organisms develop characteristics that allow them to better survive and reproduce in their environment, such as camouflage or the ability to digest new types of food.

Evolution refers to the broader process of change over time in a population's genetic makeup and physical characteristics, resulting from the interaction between genetic variation, natural selection, and other factors. Together, these concepts help explain how organisms are able to adapt and change over time, resulting in the diversity of life that we see today.

The study of evolution has important implications for understanding the history and development of life on Earth, as well as for addressing modern challenges such as biodiversity loss and climate change.

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which is a flap of tissue that folds down to close off the entrance to the larynx and trachea when you swallow?

Answers

Epiglottis I believe it to be called my guy

Which of the following is a disadvantage of genetic engineering?

May cause negative side effects

Cannot create new organisms

Reduces the nutrition value of food

Increases the scarcity of food in the world​

Answers

Answer:

may cause negative side effects

Explanation:

Answer:

May cause negative side effects.

Explanation:

I took the test

Genetic Engineering is used to put genes from one organisms into another. The new organism can reproduce. And while it may seem like it's the answer the nutrition value and scarcity of food is in no way impacted. It's not like cloning. Where more are being created in large amounts with similar diets. They can be cross-pollinated with organisms with different diets. So the only obvious answer would be the negative side effects.

PLEASE NAME ME BRAINLIEST! IT WOULD MEAN A LOT!!!!

Machines known as “DNA synthesizers” can produce short pieces of DNA.
True or false

Answers

Answer:

Machines known as DNA synthesizers are used to produce short pieces of DNA, up to several hundred bases in length. These synthetic sequences can then be joined to natural sequences using DNA ligase or other enzymes that splice DNA together. A gene from one organism can be attached to the DNA of another organism.

When two substances create a solution, what happens to its mass?
A.The mass is increased.
B.The mass is decreased.
C.The mass stays the same.
D.The mass disappears.

Answers

The mass is increased becuase you are adding two substances together, you are adding their individual masses together

can someone summarize this for me


“summarize the information to demonstrate that you understand the concept of negative feedback “

Answers

Answer:

Short paragraph:

Homeostatis is the process by which the body maintains a stable internal environment. The hypothalamus is a part of the brain that regulates many key body processes. It works to restore the system to its normal state when an internal change in one of these systems occurs.

Long paragraph:

The hypothalamus is a part of the brain that regulates many key body processes including internal body temperature, hunger, thirst, blood pressure, and daily (circadian) rhythms. When the brain receives signals from the body about an internal change in one of its systems, it works to restore the system to its normal state. For example, the normal internal temperature for the human body is approximately 98.6 degrees Fahrenheit. If the body temperature rises because of exercise, the body will try and cool itself off. This happens through coordination between the hypothalamus and the various body systems that are affected.

Understanding the different types of interactions and relationships between living things is important because.. WILL GIVE BRAINLIEST


all living things are connected in an ecosystem, so affecting one can affect many others

affecting one species does not have any effect on other living things


living things are not connected in any way and do not depend on each other​

Answers

all living things are connected to the ecosystem
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