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AlexFokin [52]
3 years ago
8

Carbon's valence is _____. a. covalent b. ionic c. +4 d. -4

Biology
1 answer:
Tresset [83]3 years ago
5 0
The answer is B hope this helps. 
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Diatoms are planktonic unicellular eukaryotes commonly found in oceans and lakes. They contain chloroplasts that have four membr
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<h3>What is secondary endosymbiosis?</h3>

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brainly.com/question/2957447

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