What step will be most effective for a manufacturer that wants to reduce the human cost of extracting the minerals it uses in its smartphones

Which of the following is caused by reproductive isolation within a species? a. a decrease in gene flow b. an increase in genetic flow c. a decrease in genetic drift d. an increase in gene flow

Methane gas created by a cows flatulence especially in a large herd is a greenhouse gas. true or false.

How many bones are there in the human body?