Individuals who are affected by Sickle Cell Anemia have a mutation which leads to the production of valine instead of glutamic acid in a specific gene. The change in codons is shown as GAG to GTG. This is a mutation.
A:nonsense
B:frameshift
C:silent
D:missense

As , plants meet their needs for making food from air, soil, water, and the sun's energy in a process called there are plants called grow high in trees without here are words to put in the blanks. 1.) producers 2.) consumers 3.) chloroplasts 4.) epiphytes

The third stage of cellular respiration is (2 points)

Some steps in cell division are shown below: 1. chromosomes condense and pair up 2. segments of dna of sister chromatids twist and cross 3. exchange of dna occurs between chromosomes 4. four daughter cells are created that are haploid which of the following steps is least likely to occur during meiosis 1?