These contain the specific instructions that make each type of living creature unique. * A. DNA
B. Genes
C. Chromosomes
D. Nucleus

Which of the following choices is not an effective solution to the energy waste related to inefficient lighting? a. using low-pressure sodium lighting sources b. pointing lights on billboards and street signs upward c. placing light sources on time controls d. shielding light to direct it downward

Study the image of this rock. which characteristic best supports its formation from sedimentary processes? it has many layers. it is coarse-grained. its grain shape is round. its texture is non-banded.

Why do carbohydrate molecules function so well as fuel for the body?