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nika2105 [10]
3 years ago
15

Mitochondria and chloroplasts have a number of features in common. Which of the following is NOT one of them? (A: Both are surro

unded by a double membrane; B: Both are important to energy conversion; C: Both are found in all eukaryotic cells)
Biology
1 answer:
likoan [24]3 years ago
6 0

The best answer is C.

Chloroplasts are not found in all eukaryotic cells but only in plant cells. Animal cells are eukaryotic in nature but animals do not have chloroplasts in their cells because they do not engage in photosynthesis.

Photosynthesis is the process by which plants make their own food. Chloroplasts  contain chlorophyll which is essential in t trapping sunlight from which supplies the energy for photosynthesis. 

Animals do not make their own food like plants but eat ready made food so their cells  lack mechanisms for food manufacture.

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When a potassium ion (K) moves from the soil into the vacuole of a cell on the surface of a root, it must pass through several c
Sindrei [870]

Answer:

C) primary cell wall --> plasma membrane --> cytoplasm --> tonoplast

Explanation:

When a potassium ion moves from the ground into a vacuole of a plant cell, it must pass through the different structures that are part of it.

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Then, inside the cell wall, we will find the plasma membrane (also called plasmalemma).

When crossing the membrane, the ion will be in the cytoplasm of the cell and will be directed towards the vacuole, which is surrounded by its membrane called tonoplast. The vacuole is an organelle that has no definite shape, although it is always surrounded by the tonoplast, and it contains different substances such as water and enzymes.

7 0
3 years ago
Which number identifies the trench? A. 4 B. 5 C. 6 D. 7 E. 8 F. 9
ivanzaharov [21]
Im pretty sure its c. I did that a couple of years ago...I think
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I need an hypothisis on How does temperature change affect surface tension?
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Hypothesis: I believe an increase in temperature would lead to a decrease in surface tension.

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4 0
3 years ago
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