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atroni [7]
4 years ago
5

What is used to move fluid across the cell’s surface, or move the cell itself if it does not have flagella. A. Cilia B. Sodium-p

otassium pump C. Microtubules D. Flagella
Biology
1 answer:
sertanlavr [38]4 years ago
7 0

Answer:

A. cilia

Explanation:

like flagella but smaller and around

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Answer:

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Explanation:

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3 years ago
Abiotic factors, like water, are critical to most food chains. True or False?
Ierofanga [76]
<span>That statement is true
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Diatoms are planktonic unicellular eukaryotes commonly found in oceans and lakes. They contain chloroplasts that have four membr
Zepler [3.9K]

Diatoms contain chloroplasts that have four membranes. These four membranes are evidence of secondary endosymbiosis (Option c).

<h3>What is secondary endosymbiosis?</h3>

Secondary endosymbiosis is a hypothesis used to explain why diatom chloroplasts have four membranes.

According to this hypothesis, diatoms received different genes from distinct photosynthetic and non-photosynthetic ancestors.

The acquisition of genes of different ancestors led to diatoms having chloroplasts with four membranes.

Learn more about the endosymbiosis hypothesis here:

brainly.com/question/2957447

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