In an ecosystem in africa, lions are predators for zebras. the lion population increases, and they eat more zebras. this decreases the zebra population. what happens next?
a. the death rate of lions increases.
b. the lion population increases.
c. the birth rate of zebras increases.
d. the birth rate of lions increases.

What are the probable phenotypes of their offspring

Which of the following best describes the purpose of technology?

Darrel conducted an experiment with the following procedure: fill two cups with ice water. place an uninflated balloon snuggly onto your left index finger. blow a little air into an identical balloon, and place it onto your right index finger. place both fingers into the cups of ice water. darrel noticed that his right finger felt warmer in the ice water than did his left finger. which of the following does the experiment show? a. air is a good radiator of heat. b. air is a good insulator of heat. c. air is a good conductor of heat. d. air is a good convector of heat.