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Vlada [557]
3 years ago
7

Sketch what you observe when examining the onion root tip using the low-power lens and the high-power lens. Label the sketches o

r write a brief description of your observations.

Biology
2 answers:
tia_tia [17]3 years ago
5 0
Most plant cells look like bricks with a circle inside.

Komok [63]3 years ago
4 0

Under high-power lens, onion root tip appear as large, rectangular interlocking cells. It is clearly visible that cells are surrounded by distinct cell walls. Each cell has a dark stained nucleus. Large vacuoles are also observed in the cells. Small starch granules are also present inside the cells within the cytoplasm.  Since root cells do not take part in photosynthesis, no chloroplasts are observed.

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Describe the type and stage of the succession, and predict how the ecosystem will change in the future.
nadezda [96]

Answer:

succession is the growth and change of organisms in an ecosystem for instance a tree overstory taking over a field

3 0
3 years ago
For a not moving fluid, _______________________________ determines the fluid pressure. a temperature b type of fluid c depth and
zzz [600]

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Pstatic fluid = ρgh      where;       

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7 0
3 years ago
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Natalija [7]

Answer:

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Explanation:

6 0
3 years ago
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Which of the following situations is most likely to involve the action of the parasympathetic nervous system?
stiv31 [10]

Out of the following given choices

a) Brooke’s finger accidentally grazes the hot iron; she immediately yanks her hand away.

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<span>
The answer is B. The parasympathetic nervous system is part of the autonomic nervous system that regulates the unconscious actions of the body.  The system is regarded as significant in the ‘rest-and-digest’ activity and also the ‘breed-and-feed’. </span></span></span></span>
5 0
3 years ago
Why are the nuclear reactions that occur in the center of the Sun critical to life on Earth?
kaheart [24]

Answer:

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Explanation:

7 0
3 years ago
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