What is Darwin's name for species that do not appear to have changed for millions of years?
a. Dinosaurs
c. Old souls
b. Living fossils
d. Ancient moderns
Please select the best answer from the choices provided

Some birds look for food near cattle and other livestock. the movement of the cattle churns up the ground, making insects available to the birds. the cattle appear to be unaffected by the presence of the birds. what kind of relationship exists between the birds and the cattle? o a. parasitism o b. commensalism o c. predation o d. mutualism

Which is not a type of symmetry? a. asymmetryb. radial symmetryc. bilateral symmetryd. lateral symmetry

What can happen to an enzyme as tempature rises