A severe drought occurs and lasts for multiple consecutive years. is the change abotic or biotic?

Identify the advantages and disadvantages or renewable and nonrenewable energy resources

The model illustrates a process by which a substance is taken up by a cell

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.