Which of the following is a characteristic of hormones?

a. Inactive bacteria

b. Act as messenger molecules

c. Act as buffers in the bloodstream

d. Coordinate visual response

Which of the following do Meiosis and Mitosis have in common?

Review the criteria used to distinguish between colonial and multicellular organisms. why is volvox not considered multicellular

Chapter 10 Lesson 1: Identify two different habitats in a prairie ecosystem. Name one organism found in each habitat.

You and your physiology instructor are trapped in an overturned ship. To escape, you must swim underwater a long distance. You tell your instructor it would be a good idea to hyperventilate before making the escape attempt.

What is the type of motion that exists for objects traveling in only one direction.

What is the most likely reason that a long beak could be an adaptation for a bird living in a temperature forest?

Which of the answer choices is/are an example of post-translational modification? 1. marking proteins for enzymatic destruction 2. addition of a phosphate group to the side chains of amino acids such as serine, threonine, or tyrosine 3.

Complex chemistry is most related to

Two atoms are isotopes of the same element. Which of the following should be different for these two atoms? A. The behavior in a chemical reaction B. The number of neutrons C. The type of element D. The number of protons

How are nuclear tests performed without contaminating the atmosphere?