Evolution is a change in a. a living thing as it grows older
b. a species over time
c. characteristics of living things
d. the history of the Earth
2
Homologous body parts are similar in
a. function
b. structure
c. both a and b

When water freezes, it . contracts expands

Fossils of ancestors of the modern horses show a small 4-toed almost dog-like browsing animal named eohippus over time the horses got larger lost toes and changed to a grazing diet what is the best explanation of why this change occurred

Which group of protists would be most likely to have cilia as adults and why? (1 point)the sporozoan protists would since they have to spread their spores around. the heterotrophic protists would since they use them to gather food. the parasitic protists would since they need to find other organisms to attack. the autotrophic protists would since they must move to find light.