Which of these is a weakened or dead form of a pathogen that causes an immune response?

antibody

vaccine

antigen

inflammation

Which of the following best explains how a dissecting microscope differs from a compound light microscope? A) We do not have enough evidence yet to call cell theory a law. B) We have not reviewed cell behavior enough yet to call it a law.

Why do meteorites that hit earth provide evidence of the composition of Earths Interior? Describe how the three different types of seismic waves move and affect the movement of the material they pass over or through.

A scientist wants to determine the effect of a new type of gasoline. He fills e car with normal gasoline and another identical car with the new gasoline. Which is the control group?

What happens if an egg is not fertilized after being released from the ovary?

Which of the following is the correct order of the classification levels? A. domain, kingdom, phylum, class, family, order, genus, species B. domain, kingdom, phylum, class, order, family, genus, species C.

You eat a large meal and then hike up a hill. What kind of energy transformation is your body performing? A. Chemical energy to kinetic energy and nuclear energy B. Potential energy to sound energy and nuclear energy C.

Which nervous systems balance each other to provide homeostasis?

The modern classification system is based on A - putting organisms into categories based on where they live. B - putting organisms into categories based on how they reproduce. C - putting organisms into categories based on similar characteristics.

Classify the mutations as somatic or inherited A. Mutations in the KRAS gene in lung cells promote continuous cell growth B. Mutations of the BRAC1 gene in egg cells lead to breast cancer C.

The female determines the sex of mammals. True False