This is the normal nucleotide sequence on a dna strand: a-c-t-g-g-a-t

what is a substitution?

me guys.

Adam has been trying to work on expressing his anger in a calm manner, rather than screaming and yelling. his doctor recommended different breathing techniques to enhance his and express himself positively

What are the five stages of physical activity behavior

Explain why hiv is a life-threatening sti.