A country with a total fertility rate that falls below 1.5 children per couple for a prolonged period of time will eventually experience all of the following except A. a sharp rise in proportion of older people

B. increasing number of working taxpayers

C. an inverted age structure pyramid

D. increasing demand on social security funds

The asian shore crab (hemigrapsus sanguineus) is an invasive species that has impacted the atlantic coast. predict what characteristic of this invader would most likely disrupt the biodiversity of this area.

Plz ! cattle ranchers and dairy farmers rarely allow all of their animals to reproduce instead they practice selective breeding and only encourage the reproduction of animals with specific features. which of the following cows would a dairy farm most likely choose to reproduce? a. a cow that makes a lot of milk. b. a cow that can run quickly. c. a cow with a think, soft fur. d. a cow with large, strong hooves.

What would happen if the krill were removed from the food web