<span>well i take this test before and the correct answer is :A They produce food by photosynthesis</span>
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notochord, a dorsal hollow nerve cord and pharyngeal slits.
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i did the quiz and got it right
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Naci is a dangerous acid. For ex suphiric acid . when you test this acid you realised that' it is dangerous because of its widespread use. Naci means Nitric acid collide with other acid that don't make any reaction with other acid.Its has own reaction With sodium hydroxide forms to perform a neutral solution.
A cell can also use energy to move a large substance or a large amount of a substance in vesicles.
