Which of the following is a membrane bound sac that contains digestive enzymes used to recycle worn out organelles, and engulf viruses and bacteria? select one: a. vacuole b. lysosome c. mrna d. ribosome

Which kind of aquatic ecosystem does the photograph most likely show? a. marsh b. swamp c. lake d. river

List two new traits (structural or behavioral) that each new species of rat might demonstrate as it adapts to the conditions on two of the four islands. choose only two islands that are described in the lesson. record the island latter and the major habitat feature of the island. then list two new traits each rat subspecies might demonstrate in order to survive the habitat on that island. note: new traits should be unique to that island and be in response to that island’s habitat feature. i cannot remember islands that were names in the lesson so only answer if you have done the lesson (5.13 life science 7b) choose 2 of the islands and describe a structural and a behavioral trait for a rat on each island so 4 total answers, 2 different structurals and 2 different behaviorals, one for each rat for each island

To sciences do not agree on which type of grocery bag is better for the environment what is most likely to come out come out of the disagreement