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Varvara68 [4.7K]
4 years ago
7

Which process is most directly driven by light energy?

Biology
1 answer:
loris [4]4 years ago
7 0

Answer:

C

Explanation:

The energy from sunlight is used to split water molecule into H+ and O- and the emanating electron used to replace the lost electron at the reactive center of the Photosystem I & II. The lost electron is a high energy electron that is transferred from pigment to pigment in the Photosystem. As it does, its energy is harnessed and used to pump H+ protons into the lumen of the thylakoid from the stroma (creating a proton motive force that will be used to make ATPs). Ultimately this electron will then reduce NADP to NADPH.

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What are three ways body systems work together to maintain homeostasis?
mafiozo [28]

Answer:

Each organ system performs specific functions for the body, and each organ system is typically studied independently. However, the organ systems also work together to help the body maintain homeostasis.

For example, the cardiovascular, urinary, and lymphatic systems all help the body control water balance. The cardiovascular and lymphatic systems transport fluids throughout the body and help sense both solute and water levels and regulate pressure. If the water level gets too high, the urinary system produces more dilute urine (urine with a higher water content) to help eliminate the excess water. If the water level gets too low, more concentrated urine is produced so that water is conserved. The digestive system also plays a role with variable water absorption. Water can be lost through the integumentary and respiratory systems, but that loss is not directly involved in maintaining body fluids and is usually associated with other homeostatic mechanisms.

Similarly, the cardiovascular, integumentary, respiratory, and muscular systems work together to help the body maintain a stable internal temperature. If body temperature rises, blood vessels in the skin dilate, allowing more blood to flow near the skin’s surface. This allows heat to dissipate through the skin and into the surrounding air. The skin may also produce sweat if the body gets too hot; when the sweat evaporates, it helps to cool the body. Rapid breathing can also help the body eliminate excess heat. Together, these responses to increased body temperature explain why you sweat, pant, and become red in the face when you exercise hard. (Heavy breathing during exercise is also one way the body gets more oxygen to your muscles, and gets rid of the extra carbon dioxide produced by the muscles.)

7 0
3 years ago
Read 2 more answers
Halp meh out plz its timed!!!
kiruha [24]
I believe the answer is three
3 0
3 years ago
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Sea turtles dig holes on coastal
Diano4ka-milaya [45]

Answer:

the question is not finished amigo

7 0
3 years ago
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Name the two main compounds that are exhaled (breathed out) by humans as a result of Aerobic Cellular Respiration
BlackZzzverrR [31]

Answer:

carbon dioxide and oxygen

Explanation:

Carbon dioxide is the waste product of cellular respiration that you breathe out each time you breathe. Blood picks up oxygen and releases carbon dioxide in the lungs. The opposite takes place in the cells where the blood releases oxygen and picks up carbon dioxide.

4 0
3 years ago
DO NOT POST LINKS
STatiana [176]

Answer:The correct answer is letter A.

Explanation: he is right

Your teacher gives you an unknown protist to classify that is currently inactive. The protist appears to have long lash-like

appendages protruding from its cell surface. Which kind of locomotion can we expect from this protist? (1 point)

The appendages of this protist will move in a dragging motion that actively pulls the protist forward.

O The appendages of this protist will move in a sweeping motion like oars to actively propel the protist forward.

The appendages of this protist will move back and forth like a wagging tail to actively propel the protist

forward

O The appendages of this protist are not functional, and the protist moves passively via environmental forces.

6 0
3 years ago
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