Hypothesis: The Elodea plants will perform photosynthesis and cellular respiration when placed in light and will only perform cellular respiration when placed in the dark. What is the dependent variable to test this hypothesis?

one characteristic that is shared by all is a soft body. many

of these invertebrate animals also have an outer shell to protect their

body. oysters, clams, snails, and mussels are all mollusks. so are octopuses, squids, and slugs. mollusks live on land and in freshwater.

your answer is "the 1950's"

weathering is the answer.