Living environment midterm review2017 -2018

Hey me with this one❤☺❤ how do you say that a cell also has a life span and death like an organism? give one example.

Mike has a problem with his testosterone. he is unable to produce enough. which will most likely be affected by his inability to produce testosterone? check all that apply.

Suppose a suitcase has a mass of (m) 30 kg and a net force (n) of 10 kg*m/s. what is the acceleration rate of the suitcasein m/s? show your work to support your answer