Which of the these is NOT considered to be an organic substance?

A) carbohydrates

B) lipids

C) metals

D) proteins

A shrinking plate would denote this type of boundary?

How much of the energy reaching Earth is absorbed and converted to chemical energy by the process of photosynthesis? Where does the other energy go?

Special senses, such as sight and sound, are detected by:

What process would allow a forensic scientist to sort DNA by the length to use as a basis of comparison? A southern blotting B Gel electrophoresis C x-ray crystallography D polymerase chain reaction

Explain how sex (gender) is determined in human beings.

Choose three types of fossils. Describe their appearance AND how they were formed.

Can you buy the drug chp4 like in the movie "Lucy"

Each isotope has a special name derived from Latin (protium, deuterium, and tritium). What structural feature do these names refer to in the atom?

a plant that is homozygous for red fruit is crossed with a plant that has yellow fruit. what wouls be the genotypes and phenotypes of the P1 and F1 generations

A person lets go of a hammer. Why does it fall?