Which of the following shows the correct order in which genes are expressed? a. DNA to rna to proteins. b. rna to DNA to proteins. c. rna to proteins to DNA. d. DNA to proteins

Unit Review: How many variables can be tested in one experiment?

In terms of bonding and attractions explain how the final temperature of dissolving a solid water could be greater than the initial temperature of the water. What type of process does this represent?

How might a cell membrane change in response to a signal?

Each year, smoking causes more than 250,000 deaths from cardiovascular disease-far more than it causes from cancer and lung disease. a. True b. False

Most of the light from the sun is in which part of the electromagnetic spectrum? - X-ray - Radio - Visible - Microwave

Which of these is a scientific hypothesis? A) Researchers have observed that high blood pressure is often associated with excessive urination.

What is the difference between Gram-positive and Gram-negative bacteria? Why is this distinction important to doctors?

Which of the following is not a macronutrient? A) Carbohydrates B) Protein C) Vitamin C D) Fat

Agglutinins are surface antigens on RBCs. contain abundant stained "granules." prevent blood clotting. are antibodies that will attack surface antigens on RBCs of a different blood type.

Which of the following best explains why humans need constant supplies of fresh water? a. Humans need a constant supply of water to provide them with essential vitamins. b. Humans need a constant supply of water to maintain proper hygiene. c.