In a bear population the allele frequency of a gene for brown fur increases from 15 percent to 25 percent, what is happening to the population of bears? a. the population is evolving b. the population is not evolving c. the population is decreasing

Why does meiosis produce cells with half the chromosomes? o a. most of the chromosomes are not necessary to keep an organism alive. b. a gamete needs only half the number of chromosomes because two gametes join together. o c. it makes the gametes easier to move around in the organism. o d. it is faster to produce gametes with fewer chromosomes.

Question#29: why does the tropical ocean have a greater temperature range than the temperate ocean?

How is transcription similar to translation in terms of base pairing?