How are models used

A. to predict an event
B. to describe a relationship that is difficult to see
C. to represent and abstract ideas
D. all of these

Ry was studying two populations of the same species of lizards. one population lived on an island and the other lived on the mainland. both populations were affected by a hurricane that hit the island and the mainland with equal force. a year later, henry was testing the gene frequency and saw a decrease in genetic variation in the island species, but not in the mainland species. which best describes a conclusion he might have reached? gene flow greatly affects small populations, but large populations can recover. genetic drift greatly affects small populations, but large populations can recover. gene flow greatly affects large populations, but small populations can recover. genetic drift greatly affects large populations, but small populations can recover.

What's the waste product of electrons and pyruvate combining in fermentation?  

Which of the following describes what can happen to an enzyme as temperature rises