Which of the following is correct:
a. homo sapiens
b. homos sapien
c. homo sapiens
d. homo sapiens?

Why do some dna fragments move farther than others during gel electrophoresis? a. because their shapes are different b. because they are different types of molecules c. because the samples are different colors d. because their masses are different

Which soil would most likely be found in the arctic? andisols gelisols histosols spodosols

Explain why scientists use the word dominant for certain traits.