What does this diagram represent?
A)DNA
B)RNA
C)a gene
D)an allele

The table shows dates and appearance of index fossils. which rock layers can be dated most precisely? a) a layer containing both a fossil 4 and a fossil 3 b) a layer containing both a fossil 2 and a fossil 3 c) a layer containing both a fossil 1 and a fossil 4 d) a layer containing both a fossil 1 and a fossil 2

Why would a drug the damages capsids treat a viral infection

What maintain homeostasis when a persons internal body temperature is 97.5°f