Explain why trees are a renewable resource
and how this resource can be maintained.

Texas bluebonnet plants seen in this photo are an example of which ecological unit?

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.

Give an example of a trait that is controlled by more than one gene.