Pre-Lab: What color would we see in the nodule if the bacteria are not reproducing but are actively fixing nitrogen? Question 5 options:

When should a bar graph be used? a. when there is no independent variable. b. when the independent variable is continuous and does not show a relationship to the dependent variable. c. when the independent variable is continuous and shows a causal link to the dependent variable. d. when the independent variable is composed of categories and does not show a relationship.

Which topic is most likely to be studied by bo which topic is most likely to be studied by botanist? insect metamorphosis, viral infection, plant growth, animal physiology

Analyze how the four requirements for life were identified by scientists