PLEASE HELP 1. Which of the following pairs of chemicals are understood to be the products of photosynthesis and the reactants in cellular respiration?

A. C6H12O6 + 6H2O

B. 6CO2+ H2O

C. C6H12O6 + 6O2

D. 6CO2 + 6H2O

Agene with the original sequence of atgtt—tact underwent substitution mutation to form atatt—tact after a few generations. tact is a part of a muscle protein encoding region, and atgtt codes for a digestive enzyme. what will be the effect of this mutation? a. the production of muscle protein will be affected. b. the production of digestive enzymes will be affected. c. the production of both the protein and the enzyme will be affected. d. the production of neither the protein nor the enzyme will be affected.

How can scientists test their ideas about the origin of the universe if they can't physically interact with or study?

Someone me with this: a mineral' is determined by its actomic structure.