Which of the following is the most complete and accurate description of mutation?
A
Three adjacent nitrogen bases of mRNA that code for an
amino acid.
B
The process of matching anticodon sequences in tRNA to
mRNA codons.
С
A spontaneous change in DNA that may lead to cellular
malfunction.
D
A biomolecule composed of amino acids connected by
peptide bonds.

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

Coral reefs support more species per unit area than any other marine environment on earth. what is one way coral reefs are important to the health of the biosphere

Which plate boundary causes plates to collide forming mountain ranges, volcanoes, and island arcs? give an example of this type of plate boundary. 2. at which plate boundary do rifts and mid-oceans ridges form? give an example of this type of plate boundary. 3. at which plate boundary do plates slide past each other while moving in opposite directions? give an example of this type of boundary.