The is a fluid structure that allows membrane proteins to move freely.

How do environmental factors influence genetic traits? a. environmental factors determine all genetic traits. b. environmental factors can determine if a genetic trait becomes a health issue. c. environmental factors are determined by genetic traits. d. environmental factors have no influence on genetic traits. select the best answer from the choices provided

Providing immunity by injecting the body with a weakened form a pathogen is known as

Which statement is true about the cell theory? a) it is well-supported by evidence. b) it is unchangeable and permanent.