Because the trees that produce the sap to make rubber need to be cut down to make it, rubber is considered a nonrenewable resource.

TRUE

FALSE

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2points what is the term for a female reproductive cell? a. egg b. chromatid c. allele d. fertilization

Awolf pack hunts,kills, and feeds on a moose. in this interactions, the moose is a?

Even though the ostrich is a flightless bird, ostriches still possess wings that stretch approximately two meters across when fully extended. scientists speculate that when dinosaurs became extinct, some of the birds that lived during that time became land dwellers since they were able to consume the food that the dinosaurs once ate. over time, these species grew larger and heavier. eventually, the ostrich species became too big to fly. the wings found on ostriches are known as a. analogous structures. b. homologous structures. c. vestigial structures. d. symmetrical structures.