Most pure liquids and gases we encounter on a daily basis are covalently-bonded instead of being ionically bonded. this must mean that covalently-bonded substances usually than ionically-bonded substances. a. are less organized b. are more organized c. form stronger bonds d. share less electrons

Which organelles are labeled d, and what is one feature that distinguishes them from the other labeled organelles chloroplasts the only organelles that produce sugars from sunlight mosomes, only found in animal and bacterial cells centricles only found in animal cells mitochondra, the only energo-generating structures found in cells

Which description provides the best objective summary of the article in the passage?

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?