What do all electromagnetic waves have in common?

A fetus has been developing for three months. What will happen next? O A. Eyes develop. O B. Hands and feet form. O C. External sex organs form. O D. The heart starts beating. SUE

What do the antibodies in the serums bind to?

If the dna double helix were a twisted ladder, what would the sides of the ladder be made of?

Which best describes bacterium? A. The shell surrounding a pilus B. A particle that attacks viruses C. A single celled organism D. A type of virus

Which best describes the difference between osmosis and diffusion? a. Osmosis is the movement of particles from a high to low concentration, while diffusion is the movement of water from a low particle concentration to a high particle concentration.

Why is the freezing of water called a physical change?

In your own words, explain how a glass-enclosed greenhouse is a good analogy for explaining the greenhouse effect in Earth's atmosphere.

How are fats absorbed into the blood?

In which sealed container would the organisms be able to continuously cycle O2 and CO2 gases? A. A terrarium with mice and wood shavings B. An aquarium with fish and plastic plants C. An aquarium with water plants and a snail D.

Which term means an opening created by surgical traumatic or pathological means between two normally distinct organs or spaces?