Chloroplasts contain stacks of sac like membranes called thylakoid___.
These are arranged into stacks called . The fluid around this is known as the .

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What came first the elephent or the crocodile

(select all the correct choose each statement that is scientific. - the opinions of randomly selected participants in a survey prove the idea that global temperatures are not increasing on earth. - the universe's average temperature and rate of expansion support the idea that it began as one super-dense and hot mass 13.8 billion years ago. - ocean tides are caused by the uneven gravitational pulls of the moon and sun on different parts of earth. - human life is more valuable than other forms of life on earth because humans are more intelligent than other organisms.

9. the history of life on earth is recorded in