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Grace [21]
3 years ago
14

Which explapins wheather the particle described is a virus or a cell

Biology
1 answer:
lesantik [10]3 years ago
5 0

A virus is a microscopic particle that can infect the cells of a biological organism. Viruses can only replicate themselves by infecting a host cell and therefore cannot reproduce on their own. It has been argued extensively whether viruses are living organisms.

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What does chlorophyll do when excited by photons?
Reika [66]

When a chlorophyll molecule absorbs light, the process of photosynthesis, or the transfer of light into sugar, begins. ... For each photon of light that enters and excites a chlorophyll molecule, one electron is released from the reaction center of Photosystem II.  So it passes to the reaction center where energy excited pair of electrons, which "jump" to electron acceptor.

3 0
3 years ago
The water cycle involves the constant movement of water from the ground to the atmosphere. Which of these
natita [175]

Answer:

Evaporation, Condensation, Precipitation and Collection

Explanation:

I just referred to water cycle on the internet.

5 0
3 years ago
Nerve impulses are sent to slow the heart's rate of contraction. The nerve fibers sending these signals will most likely belong
Sladkaya [172]

Answer:

The correct answer is option 4.  Parasympathetic division.

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8 0
3 years ago
A child's ability to place round pegs in round holes requires which type of motor skills?
Katyanochek1 [597]
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7 0
3 years ago
Describe Milgrams' study in detail. What factors made obedience more likely?
ValentinkaMS [17]

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