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andreyandreev [35.5K]
3 years ago
8

Where do electrons get their energetic in photostem i

Biology
1 answer:
RideAnS [48]3 years ago
6 0

Electrons in photosystem I are energized by electromagnetic radiation with a wavelength of about 690 nanometers(colour red). These electrons are received from plastocyanin to then be passed on to NADP to form NADPH+.

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The parts of Earth's atmosphere, ocean, land surface, and soil that contain all living organisms is called ___
WITCHER [35]
The answer is biosphere
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3 years ago
Is the ocean salty because the land never waves back?
timofeeve [1]
NO, the ocean is salty because it is the place where many of the salt from lakes and rivers leave off in. If this doesn't happen, then there will not be any fresh water, there will only be salty rivers, very salty rivers, not so salty rivers, or so salty to the point you can't even drink it salty water (lol)

hope this helps
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3 years ago
In rock layers, jellyfish fossils are found lower than trilobite fossils, and trilobite fossils are found lower than ammonite fo
AURORKA [14]
Hello there!

I had a question just like this before and I believe there are options to choose. It doesn't matter, I'll work it out.
-------------------------------------------------------------------------------------------

We can determined that jellyfish existed before trilobites and ammo-nites.


I hope I helped!

6 0
3 years ago
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If Sedimentary Layer A occurs above Sedimentary Layer C and Sedimentary Layer B is below Sedimentary Layer C, which of the follo
Romashka-Z-Leto [24]

"The principle of superposition states that the oldest sedimentary rock units are at the bottom, and the youngest are at the top."

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5 0
2 years ago
Which is considered a scientific observation?
jasenka [17]

Answer:

Mahir noticed the plant he watered grew taller than those with less water

Explanation:in the process of the scientific method,an observation about an occurrence happens first before an hypothesis is formulated and tested .

Observation usually involves the the description of a phenomenon.

6 0
3 years ago
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