Which statement best explains why a fertilized egg develops into an organism that is structurally similar to its parents? a
inherited DNA sens messages to the brain
b
inherited DNA provides the code for making key proteins
c
the fertilized egg is nurtured directly by its parents
d
the fertilized egg obtains energy from the same sugars its parents utilize

Which statement best describes the nature of science? a. science discoveries using the latest technology are the most valuable. b. scientific theories and laws are based on beliefs and popular opinion. c. scientific ideas change over time as new information is discovered. d. science is superior to other fields such as art, philosophy, and music. i think its c

Iron reacts with oxygen to produce iron oxide (rust). this reaction is represented in an equation as 4fe + xo2 → 2fe2o3. identify the value of x that will balance the equation.

Restriction enzymes are used in making recombinant dna. describe the role restriction enzymes perform when constructing recombinant dna.