Which of the following statements is correct regarding DNA and RNA?

This is the diveristy of ecosystems natural communites and habits it is the variety of ways that species interact with each other and their environment

Does mitochondria still meet the definition of a eukaryote why or why not?

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.