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Put the components of a reflext arc in correct order.

Closure of the epiphyseal plate stops all bone growth.

Activation energy is the energy that a reaction requires in order to occur.

match the description with the correct term        

Which type of organic molecule is the preferred energy source?

Carbohydrates and proteins are built up from their basic building blocks by __________________.

Which of the following is true of meiosis?

Crenation is likely to occur in blood cells in _________.

What can you tell about the following sequence: adenine-thymine-guanine

What are the three steps in translation and describe what is occuring in each step?