1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Margarita [4]
3 years ago
15

What happens when light energy excites electrons

Biology
1 answer:
zavuch27 [327]3 years ago
6 0

Photosystem II is the first step of photosynthesis, where the chlorophyll molecule uses light energy to take an electron from a water molecule.

You might be interested in
Which of the following is not true concerning the zebra mussel in the united states?
skelet666 [1.2K]
I think the correct answer from the choices listed above is option D. The statement that is not true concerning the zebra mussel in the United States would be that it can be eliminated from a river with minimal effort. Hope this answers the question. Have a nice day.
4 0
3 years ago
Read 2 more answers
Speculate on how higher sea-surface temperatures (sst) might impact earth's greenhouse effect.
Aleks [24]

The SST or sea surface temperature refers to the temperature of the water close to the surface of the ocean. Sea surface temperature influences the behavior of the atmosphere of the Earth, so their initialization into the atmospheric model is essential. While SST plays a vital role for tropical cyclogenesis, it is also essential in predicting the formation of sea breezes and sea fog.  

The changes in SST reflects the overall trend of warming of the climatic system, and in turn, affects the climate and weather patterns globally. If the SST is too warm, the humidity upsurges and the greenhouse effect enhances.  


6 0
3 years ago
Which of the following could be discovered by studying the gross anatomy of a cadaver?
snow_lady [41]
<span>Studying the gross anatomy of a cadaver can show an individual the total physiology of a human. By dissecting a cadaver or deceased human, you can study the nervous and cardiovascular system as well as the organs and other internal tissues. For example, muscle origin and insertions on bone, blood supply to the muscle and nervous stimulation of the muscle can be studied. Other areas that can be seen are the location of major organs in the thorax and the blood supply to each of them. The discovery of how the cadaver died can also bee seen during the dissection in many cases.</span>
6 0
3 years ago
Which best describes a gene?
expeople1 [14]

Answer:

A gene is a segment of a DNA strand.

3 0
3 years ago
Which of the following can be found in a freshwater ecosystem?
Aleonysh [2.5K]

Answer:

What is the following?

Explanation:

4 0
3 years ago
Other questions:
  • Acid rain only happens in the summer.<br><br> True<br> False
    6·1 answer
  • Frozen water (ice) has less density than liquid water.
    10·1 answer
  • Blue jays and robins do not interbreed. Assuming the blue jays and robins share the same habitat, describe the possible conditio
    14·1 answer
  • HELPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPP
    13·2 answers
  • Plant and animal cells are both eukaryotic, and thus they are similar in many ways. However, plant cells have some structures th
    15·2 answers
  • 8. a. If a cell has 2n chromosomes and is only in the G1 phase, what type of cell
    8·1 answer
  • Monomer of _____ consists of a sugar backbone, phosphate group anabases.
    10·1 answer
  • What group of invertebrates are the smallest of all animals
    15·1 answer
  • What does UAA code for? <br> A. STOP<br><br> B. Glycine<br><br> C. START<br><br> D. Proline
    8·2 answers
  • 12 of 12Items
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!