What type of species has an impact on the ecosystem that is
greater than its numbers?
A. a keystone species
B. a non-native species
C. an invasive species

How had the study of mitosis affected scientists knowledge of cancer

9. the history of life on earth is recorded in

Your two friends just told you what to order for them at the drive through fast food restaurant. you give the order but when the food comes about 10 minutes later, you don't remember what each of your friends ordered your memory of the order was in __ memory. a. semantic b. flashbulb c. long-term d. short-term i think i know but i'm not really sure