HELPPP QUICK PLEASE A change within a single base pair in DNA is least likely to be observable if the change affects-
A. the production of a stop codon
B. an unexpressed recessive trait
C. actions of a codominant allele
D. the expression of a sex-linked trait

What characteristic make legumes a good food source for food insecure populations

Areal dna molecule consists of thousands of these pairs of nucleotides. what is the pairing arrangement of the nitrogen bases

Which of the following statements is most likely correct about a rock belonging to the jurassic age and a rock belonging to the cambrian age? options: 1) they have identical fossils of organisms that have evolved over time. 2) both have animal fossils preserved in them due to weathering and erosion. 3) they contain different fossils because life on earth has changed through time. 4) the fossils in them were formed on the surface of earth due to exposure to sunlight.