3. Fungi and bacteria are considered biotic abiotic​

Which of the following describes a boom period? a. as one population increases, another population decreases. b. as one population increases, the other population also increases. c. as one population decreases, another population increases. d. as one population decreases, another population also decreases

If a strand of dna has 35% thymine. what is the percentage of cytosine, adenine, guanine?

Natural selection changes allele frequencies because some survive and reproduce more successfully than others.