Max wants to see if mice that are fed food a grow faster than mice that are fed food b. he measures the mass of the mice each day. he feeds each group the same amount of food at the same time each day. what is the dependent variable?

food a

food b

mass of mice

amount of food

Which situation is an example of not doing work? lifting a couch throwing a baseball running up stairs carrying a box

Sort the examples by the type of diversity that they exhibit a park has 80 species of trees red, yellow, and orange bell peppers are all members of the same species individuals of the same lizard species have different mating strategies. five different bird species are at a bird feeder. genetic diversity species diversity

When a population split into two subgroups what is most likely to cause the subgroups to develop different traits?