The chart shows four stages of demographic transition. Which situation best describes the industrial stage (Stage 3)?
Stage 1
Preindustrial
stage
Stage 2
Transitional
stage
Stage 3
Industrial
stage
Stage 4
Postindustrial
stage
40
Rate per 1000
20
10
0
Total population
Death rate
- Birthrate

Of seawater increases with decrease in the temperature. therefore, the cold water sinks to the deeper layers at the bottom

Where is the nictitating membrane found? a. between the eyelid and the eyeball b. between the retina and the optic nerve c. between the outer and middle ear d. in the organ of corti in the middle ear

Embryonic stem cells are cells derived from an embryo. these cells can be used to create new tissues for patients suffering from certain illnesses and disorders. which statement best summarizes why the use of embryonic stem cells could be seen as unethical? a. some people consider embryos to possess rights equal to those of fully developed human beings. b. extracting stem cells from embryos is a very energy-intensive process, which consumes resources that could be used elsewhere. c. embryos are difficult to obtain, so the monetary cost of using them for research outweighs their benefit. d. the process of extracting stem cells from embryos generates biohazardous waste that cannot be safely disposed of.