A protein called GEF-H1 is known to control immune responses to certain viruses such as influenza A. GEF-H1 is best classified as which kind of protein?

a) a structural protein

b) an antibody

c) an enzyme

d) a messenger protein

What is phloems' role in water transport?

Where might you look on the internet to find good scientific information about an illness

What type of nervous system do mollusks have

Why evolution classified as a theory

Which of the following is an example of an organ-specific autoimmune disease? rheumatoid arthritis psoriasis Addison disease myasthenia gravis

Think about the following items: a candle flame, a balloon floating in the air, and bubbles blown from a bubble wand. Describe characteristics that could indicate life in these items, and characteristics that show they are not alive.

If a person wanted their child to have 6 fingers on each hand, explain how you think a doctor would be able to accomplish this

Why are you less likely to find fossils in metamorphic rocks?

What is the ultimate energy source for most forms of life on earth?

How is the skeleton similar to the frame of a house? both are made of calcium. both provide shape and support. both allow movement. both separate the structures into compartments.?