Which is a disease of the blood? a : rickets b : arthritis c : tuberculosis d : anemia

What did Paul Ehrlich bring to focus? Paul Ehrlich brought to focus the argument that is responsible for the world's environmental problems.

In which cells does a mutation have to occur in order for the mutated form of DNA to be passed onto your offspring?

Of the two x chromosomes inherited by human females, one becomes

What are three practices proven to be effective in lowering the risk of becoming infected with an STI.

Which statement should be categorized only in the aerobic section of the Venn diagram?

Why does photosynthesis require water? a. because water provides oxygen atoms. b. because water provides electrons. c. because water accepts electrons. d. because water acts as a catalyst.

An education guess or rational explanation about a specific phenomenon

What are the technical name for red blood cells white blood cells and platelets?

What are the resources of the ocean

Which organism actively hunts other