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grigory [225]
4 years ago
6

Please help me with this

Biology
2 answers:
vodka [1.7K]4 years ago
7 0
As the first answer, photo is the greek word for light
bezimeni [28]4 years ago
5 0

Answer:

Photo means light

Explanation:

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Alvin is studying a model of the chemical structure of a common nucleic acid. He observes that the nucleic acid consists of four
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<h2>A) option is correct </h2>

Explanation:

  • RNA is a linear polymer of ribonucleotides
  • Sugar in RNA is ribose instead of deoxyribose which is present in DNA
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7 0
3 years ago
Interpret the model. Drag "True" or "False" to the end of each statement. ResetHelp True False The two lines on the outside of t
Aleonysh [2.5K]

(see attached image)

Answer:

  1. The two lines on the outside of the chloroplast indicate a double membrane: True
  2. The Golgi apparatus is not shown in this cell but this does not mean that this organelle does not occur in the cell: True
  3. The relative dimensions and placement of the membranes and organelles in this model are exact representations of those structures in a living cell: False
  4. The large structure in the center is a nucleus: False
  5. This cell is capable of photosynthesis: True

Explanation:

  1. Chloroplast, like mitochondra, have double membrane called the chloroplast envelope. Hence the first statement is true.
  2. Golgi apparatus is found in all plant and animal cell. It is usually located close to endoplasmic reticulum. Hence this statement is true.
  3. The relative dimensions and placement of the membranes and organelles in this model are not an exact representation of those structures found in living cell. Hence its a false statement.
  4. The large structure in the centre is vacuole and not nucleus. Hence its a false statement.
  5. Since its a plant cell so it is capable of photosynthesis. Hence its a true statement

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3 years ago
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Ossiculoplasty is the term to repair the outer ear.
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All of the following are primary air pollutants except
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Answer:

maybe nitric acid

Explanation:

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