Table of Contents
- 1 Which organelle can capture the energy of light?
- 2 Where is the photon energy of light first captured?
- 3 Where is light energy captured in the cell?
- 4 Where in the cycle is photon energy used?
- 5 What of the following absorbs the photons of light in photosynthesis?
- 6 What organelle transports materials within the cell?
- 7 What organelle is important for photosynthesis?
- 8 Where does photosynthesis take place in the eukaryotic cell?
- 9 How are photons used in the process of photosynthesis?
Which organelle can capture the energy of light?
Chloroplasts capture light energy from the sun to produce the free energy stored in ATP and NADPH through a process called photosynthesis. Chloroplasts are one of the many unique organelles in the body, and are generally considered to have originated as endosymbiotic cyanobacteria.
Where is the photon energy of light first captured?
Capture of light energy takes place on the interior membrane surfaces, while reduction of CO2 to carbohydrate occurs in the stroma. When a plant is exposed to light, photons of appropriate wavelength will strike and be absorbed by the pigment-protein complexes arrayed on the thylakoid membranes.
Where is light energy captured in the cell?
the chloroplast
The electromagnetic energy of sunlight is converted to chemical energy in the chlorophyll-containing cells of photosynthetic organisms. In eukaryotic cells these reactions occur in the organelle known as the chloroplast. In the chloroplast, chlorophyll is the pigment that absorbs the sunlight.
Which organelle absorbs light energy for photosynthesis?
chloroplasts
Chlorophyll, the primary pigment used in photosynthesis, reflects green light and absorbs red and blue light most strongly. In plants, photosynthesis takes place in chloroplasts, which contain the chlorophyll.
Does mitochondria capture light energy?
Mitochondria are the “powerhouses” of the cell, breaking down fuel molecules and capturing energy in cellular respiration. They’re responsible for capturing light energy to make sugars in photosynthesis. Mitochondria and chloroplasts likely began as bacteria that were engulfed by larger cells (the endosymbiont theory).
Where in the cycle is photon energy used?
thylakoid space
A photon of light hits chlorophyll, causing an electron to be energized. The free electron travels through the electron transport chain, and the energy of the electron is used to pump hydrogen ions into the thylakoid space, transferring the energy into the electrochemical gradient.
What of the following absorbs the photons of light in photosynthesis?
Photosynthesis in plants can be described in four stages, which occur in specific parts of the chloroplast. In stage 1, light is absorbed by chlorophyll a molecules bound to reaction-center proteins in the thylakoid membrane. Chlorophyll a is the only light-absorbing pigment in reaction centers.
What organelle transports materials within the cell?
The endoplasmic reticulum (ER)
The endoplasmic reticulum (ER) is a complex, extensive network that transports materials throughout the inside of a cell.
In what organelles do plant cells process light energy?
Chloroplasts are plant cell organelles that convert light energy into relatively stable chemical energy via the photosynthetic process. By doing so, they sustain life on Earth.
How do chloroplasts capture energy from the sun?
Specialized pigments in the chloroplast absorb sunlight and use this energy combine carbon dioxide and water t0 make glucose and oxygen. …
What organelle is important for photosynthesis?
Photosynthesis occurs in the organelle called the chloroplast. The chloroplast contain the chlorophyll needed to capture the light energy so that it can be processed into energy and food for the plant. Chloroplasts are made up of small sacs called thylakoid membranes.
Where does photosynthesis take place in the eukaryotic cell?
Photosynthesis occurs in eukaryotic cell structures called chloroplasts. A chloroplast is a type of plant cell organelle known as a plastid. Plastids assist in storing and harvesting needed substances for energy production. A chloroplast contains a green pigment called chlorophyll, which absorbs light energy for photosynthesis.
How are photons used in the process of photosynthesis?
Photons provide energy for photosynthesis. infrared radiation Photons contain little energy, which is mostly converted to heat. Oxygen from photosynthesis combines with free oxygen atoms in the atmosphere to produce ______, which shields Earth from harmful UV radiation.
Where is the chemical energy stored in photosynthesis?
The chemical energy is stored in the form of glucose (sugar). Carbon dioxide, water, and sunlight are used to produce glucose, oxygen, and water. Photosynthesis occurs in two stages. These stages are known as the light reaction stage and the dark reaction stage.