Which nitrogenous base is normally present in rna
molecules but not in dna molecules?
(1) adenine
(3) thymine
(2) cytosine
(4) uracil

What are the types of mutations, and how does each alter the encoded protein? college level answer

Asap i will reward you brainliest for best which sentence about protists is accurate? all protists are unicellular and microscopic in nature. they have organelles, so protists are eukaryotic in nature. all protists make their own energy through photosynthesis.

Which of the following types of reactions would decrease the entropy within a cell? a. dehydration reaction, b. hydrolysis, c. respiration, d. digestion, e. catabolism.