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Chloroplasts

Chloroplasts are a part of a plant's cell. They capture energy from light.

1,379 Questions

Does roots grow in random directions when they are blocked from growing downward?

Yes, when roots encounter an obstacle preventing them from growing downward, they may begin to grow horizontally in search of space and nutrients. This phenomenon is known as root circumnavigation or root colonization and is a common adaptive response in plant roots.

Is chloroplast a plant or an animal?

A chloroplast is a part of a plant -> see added link!

What process would be happening within the chloroplasts of a plant on a sunny day and give the written balanced chemical reaction?

On a sunny day, chloroplasts in plants would be carrying out photosynthesis to convert sunlight into chemical energy (ATP and sugars) using carbon dioxide and water. The balanced chemical reaction for photosynthesis is:

6CO2 + 6H2O + light energy → C6H12O6 + 6O2

What would a chloroplast be in a football team for my cell project?

A chloroplast could be represented as the quarterback in a football team for your cell project. Just like the quarterback is essential for leading the team and generating plays, the chloroplast is crucial in capturing sunlight and converting it into energy through photosynthesis to support the cell's activities.

What is an example of chloroplast?

An example of a chloroplast is found in the leaves of plants. Chloroplasts are responsible for photosynthesis, the process by which plants convert sunlight into energy to fuel growth and development.

How are thylakoids stroma and grana arranged inside of chloroplast?

Thylakoids are stacked into grana, which are interconnected by stroma thylakoids. The stroma is the fluid-filled region surrounding the thylakoids and contains enzymes necessary for photosynthesis. These components work together to facilitate the light-dependent reactions and the Calvin cycle in chloroplasts.

Are boiled chloroplasts able to reduce DPIP?

Boiling chloroplasts prevents the DPIP from being reduced because the enzymes for photosynthesis are no longer present in the chloroplasts. DPIP is reduced from blue to colorless when light strikes the chloroplasts and the electrons are boosted to a higher energy level. Since photosynthesis cannot be performed by the denatured chloroplasts, the DPIP cannot be reduced.

Would you expect to find chloroplasts in the cells of a root?

No, chloroplasts are typically found in the cells of plant leaves, stems, and other green parts where photosynthesis occurs. Roots are mainly responsible for anchoring the plant and absorbing water and nutrients from the soil.

Role of chloroplast?

Chloroplasts are cellular organelles found in plants where photosynthesis takes place. They contain chlorophyll, a pigment that captures sunlight to produce energy in the form of ATP and sugars. This energy is then used by the plant for growth, development, and reproduction.

Can someone write a brief story using the words mitochondria cytoplasm chloroplast and chlorophyll nucleolus nucleus tissue organs vacuole chromosome?

In a bustling cell city, the mitochondria, chloroplasts, and nucleus were the esteemed leaders, each carrying out their roles diligently in the cytoplasm-filled streets. The chloroplasts were responsible for producing chlorophyll, painting the city in vibrant green hues. Meanwhile, the nucleolus acted as a central hub, coordinating the activities of the organelles. Together, this harmonious community thrived, ensuring the tissue, organs, vacuoles, and chromosomes of the cell functioned seamlessly.

Chloroplasts are in plants or animals?

Chloroplasts are found in plants and some protists. They are responsible for photosynthesis, the process by which sunlight is converted into chemical energy stored in glucose. Animals do not have chloroplasts.

What part of the body is like the Chloroplasts?

None, because the chloroplast function is to take energy from the sun and turn it into oxygen through the process of photosynthesis and makes it that green color that plants have, but humans don't have green skin ( dummy! ).

What is the likely origin of chloroplast?

Chloroplasts likely originated from a type of bacteria called cyanobacteria through a process called endosymbiosis. This is when one organism lives inside another and both benefit from the relationship. Over time, the cyanobacteria evolved into chloroplasts within plant cells, providing them with the ability to photosynthesize and produce energy.

How does a chloroplast help maintain homeostasis?

Photosynthesis is one of the most important phenomenon in nature. It fixes the radiation energy present in the sunlight into chemical energy that could be used by other organisms (animals) also.

Each organism could be compared to a vehicle. Any vehicle needs energy and the energy is provided by the combustion of fuel. In the same way, any plant (and animal also) require energy that comes from the catalytic breakdown of a small molecule. The classical molecule that is used by plants is glucose. Glucose undergoes a series of reaction and the energy in the chemical bonds is then stored in the phospodiester bond of the ATP molecules. These ATP molecules then release the energy whenever required.

The glucose molecule is itself formed by the the fixation of atmospheric CO2 after series of reactions. Thus if no photosynthesis will occur then the plant would die off the starvation.

What process takes place inside chloroplasts?

Photosynthesis takes place inside chloroplasts, where light energy is used to convert carbon dioxide and water into glucose and oxygen. This process involves two main stages: the light-dependent reactions, which capture and convert light energy into chemical energy, and the light-independent reactions (Calvin cycle), which use this energy to produce glucose.

Why are both chloroplasts and mitochondria present in phosphorylase enzymes?

Chloroplasts and mitochondria both contain phosphorylase enzymes because these enzymes are involved in energy metabolism processes that occur in both organelles. Phosphorylase enzymes are responsible for catalyzing the breakdown of glycogen into glucose units in the cytoplasm, releasing energy in the form of ATP which is essential for cellular energy production.

Where in the chloroplasts does photosynthesis occur?

Photosynthesis occurs in the thylakoid membranes of the chloroplasts. Light energy is converted into chemical energy in the form of ATP and NADPH in the thylakoid membranes during the light-dependent reactions of photosynthesis.

What is a school analogy for chloroplast?

A chloroplast can be compared to a cafeteria in a school, where food is prepared and stored for energy. In a similar way, chloroplasts in plant cells convert sunlight into energy through photosynthesis and store sugars for later use.

Why are chloroplast green in colour?

Chloroplasts appear green because they contain a green pigment called chlorophyll, which is essential for photosynthesis. Chlorophyll absorbs most wavelengths of light except for green, which is reflected and gives plants their characteristic green color.

Where are chloroplasts located in green plants?

Chloroplasts are located in the cells of green plants, primarily in the mesophyll layer of leaves. They are also present in other green parts of plants, such as stems and unripe fruits, where photosynthesis takes place. The chloroplasts contain chlorophyll, the pigment responsible for capturing sunlight energy during photosynthesis.

Compare the chloroplast and mitochondria?

Mitochondria are cell's energy producers, they are also called power house of the cell. they have various shapes but are usually sausage like, double walled, inner wall is thrown into folds called cristae. they have DNA containing several genes & also contain ribosomes where as chloroplast is a kind of plastid present only in plant cell. they contain a pigment called chlorophyll which traps solar energy to prepare their food thus allow the process of photosynthesis.

What type of cell is chloroplast?

Chloroplast is a type of plant cell organelle known as a plastid that is responsible for photosynthesis. It contains chlorophyll, a pigment that captures sunlight and converts it into chemical energy for the plant.

Why do scientists suspect that mitochondria and chloroplasts were originally prokaryotic cells?

Scientists saw that the membranes of mitochondria and chloroplasts resembled the cell membranes of free-living prokaryotes. This led to two hypotheses. One proposed that mitochondria evolved from endosymbiotic prokaryotes that were able to use oxygen to generate energy rich ATP. The other proposed that chloroplasts evolved from endosymbiotic prokaryotes that had he ability to photosynthesize. Mitochondria and chloroplasts share many features with free-living bacteria, such as there ribosomes have similar size and structure and they reproduce by binary fission. These similarities provide strong evidence of a common ancestry between bacteria and the organelles of living eukaryotic cells.

A plant cell that lacks chloroplasts will not?

be able to carry out photosynthesis, which is the process of converting sunlight into energy. This lack of chloroplasts will result in the cell not being able to produce glucose and oxygen, which are essential for its survival and growth.