The cell membranes are composed of proteins and ___________.

The fertilized egg (zygote) of a human contains how many chromosomes? 

Transcription converts the information stored in ____into ____. 

Which enzyme is responsible for copying DNA into an RNA transcript? 

BONUS: Do you think that use of a particular recreational drug should be outlawed or restricted if it is a teratogen? Should any restrictions apply only to illegal drugs? make sure to explain what are teratogens and give specific examples of teratogens.

Creep is small change in shape. 

Which characteristics are true for polyvinyl impression materials? Have unpleasant aroma Good tear resistance Highly inflexible when set Very large amount of  shrinkage on setting Elastic recovery is 97.8 %

How is generalization used to simplify the models of a system with many similar objects?

All materials are classified into three phases, solids, liquids or gas.

Interaction and entanglement of crystals gives gypsum its strength. Anything that affects the strength of gypsum materials also affects their hardness.