Will give a brainlest in a particular city in one year, the birth rate is 33 per 1,000 people. the death rate is 12 per 1,000 people. what is the city’s annual population growth? 4.5% 2.1% 21% 33%

What are the two causes of density in deep current waters? a. salinity (how much salt) of the water and high temperaturesb. salinity (how much salt) of the water and low temperatures c. oxygen content of the water and high temperatures. d. oxygen content of the water and low temperatures

How do the sperm cells get from the stigma to the ovules? a. they slide down the petals to the bottom of the flower. b. they travel through pollen tubes. c. they travel along filaments. d. insects carry the sperm cells from the stigma to the ovules.

Which environmental change would most likely result in bullfrog offspring that are able to store more water than bullfrogs in previous generations?