Answer:
a.c.n.e (join the letters together without full stops. i need to type like this as brainly does not allow me to type that word)
Explanation:
An excess of sebum combined with dead skin cells can block pores and cause blemishes such as blackheads and pimples.
Yes. the nucleotides are A, T, G, and C. A and T pair up and G and C pair up. For instance, if your known strand is AGTCAG then the second strand would have to be TCAGTC. Also, if there is a U in the strand, it takes the place of T. so the original strand would be AGTCAG and the unknown would have to be UCAGUC.
Adjustment knobs are used to focus light in a light microscope
