A piece of DNA codes for a protein. Which of the following mutations is most likely to result in the smallest change in the protein for which piece of DNA codes? * a) Substitution of the first base in the sequence
b) Substitution of the third base in the sequence
c) Deletion of the first base in the sequence
d) Deletion of the third base in the sequence

Fossils can only be formed when? if mud, silt or tar is in the area to preserve the fossil ierosion does not occur and allows the fossil to form oxygen and microorganisms cannot decay the bones the area is dry and does not contain mud or silt

Pls need ! in your opinion, what are the limiting factors that might affect the growth or diversity of our ecosystem? respond to this question in claim, evidence, reasoning format. 1. make your claim (i are the limiting factors that might affect the growth or diversity of our 2. follow the claim with 3 pieces of evidence. evidence may be taken from the reading, the videos, previous lessons, or googled answers. site sources, too. 3. use reasoning to explain why you chose your evidence.

Which of these is not a nucleotide base found in dna?